Fix the disjuction of panels (#39412)

[As code] Correct trim apply defaults when import/export dashboards

packages/grafana-schema/src/scuemata/dashboard/dashboard.cue

@@ -57,7 +57,7 @@ Family: scuemata.#Family & {
                     // Datasource to use for annotation.
                     datasource: string
                     // Whether annotation is enabled.
-                    enable?: bool | *true
+                    enable: bool | *true
                     // Whether to hide annotation.
                     hide?: bool | *false
                     // Annotation icon color.

pkg/schema/load/load_test.go

@@ -1,10 +1,13 @@
 package load
 
 import (
+	"bytes"
 	"encoding/json"
+	"flag"
 	"fmt"
 	"io"
 	"io/fs"
+	"io/ioutil"
 	"os"
 	"path/filepath"
 	"sort"
@@ -21,7 +24,57 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-var p = GetDefaultLoadPaths()
+var (
+	p      = GetDefaultLoadPaths()
+	update = flag.Bool("update", false, "update golden files")
+)
+
+type testfunc func(*testing.T, schema.VersionedCueSchema, []byte, fs.FileInfo, string)
+
+// for now we keep the validdir as input parameter since for trim apply default we can't use devenv directory yet,
+// otherwise we can hardcoded validdir and just pass the testtype is more than enough.
+// TODO: remove validdir once we can test directly with devenv folder
+var doTestAgainstDevenv = func(sch schema.VersionedCueSchema, validdir string, fn testfunc) func(t *testing.T) {
+	return func(t *testing.T) {
+		t.Parallel()
+		require.NoError(t, filepath.Walk(validdir, func(path string, d fs.FileInfo, err error) error {
+			require.NoError(t, err)
+
+			if d.IsDir() || filepath.Ext(d.Name()) != ".json" {
+				return nil
+			}
+
+			// Ignore gosec warning G304 since it's a test
+			// nolint:gosec
+			b, err := os.Open(path)
+			require.NoError(t, err, "failed to open dashboard file")
+
+			// Only try to validate dashboards with schemaVersion >= 30
+			jtree := make(map[string]interface{})
+			byt, err := io.ReadAll(b)
+			if err != nil {
+				t.Fatal(err)
+			}
+			require.NoError(t, json.Unmarshal(byt, &jtree))
+			if oldschemav, has := jtree["schemaVersion"]; !has {
+				t.Logf("no schemaVersion in %s", path)
+				return nil
+			} else {
+				if !(oldschemav.(float64) > 29) {
+					if testing.Verbose() {
+						t.Logf("schemaVersion is %v, older than 30, skipping %s", oldschemav, path)
+					}
+					return nil
+				}
+			}
+
+			t.Run(filepath.Base(path), func(t *testing.T) {
+				fn(t, sch, byt, d, path)
+			})
+			return nil
+		}))
+	}
+}
 
 // Basic well-formedness tests on core scuemata.
 func TestScuemataBasics(t *testing.T) {
@@ -54,70 +107,76 @@ func TestScuemataBasics(t *testing.T) {
 }
 
 func TestDevenvDashboardValidity(t *testing.T) {
-	validdir := filepath.Join("..", "..", "..", "devenv", "dev-dashboards")
-
-	doTest := func(sch schema.VersionedCueSchema) func(t *testing.T) {
-		return func(t *testing.T) {
-			t.Parallel()
-			require.NoError(t, filepath.Walk(validdir, func(path string, d fs.FileInfo, err error) error {
-				require.NoError(t, err)
-
-				if d.IsDir() || filepath.Ext(d.Name()) != ".json" {
-					return nil
-				}
-
-				// Ignore gosec warning G304 since it's a test
-				// nolint:gosec
-				b, err := os.Open(path)
-				require.NoError(t, err, "failed to open dashboard file")
-
-				// Only try to validate dashboards with schemaVersion >= 30
-				jtree := make(map[string]interface{})
-				byt, err := io.ReadAll(b)
-				if err != nil {
-					t.Fatal(err)
-				}
-				require.NoError(t, json.Unmarshal(byt, &jtree))
-				if oldschemav, has := jtree["schemaVersion"]; !has {
-					t.Logf("no schemaVersion in %s", path)
-					return nil
-				} else {
-					if !(oldschemav.(float64) > 29) {
-						if testing.Verbose() {
-							t.Logf("schemaVersion is %v, older than 30, skipping %s", oldschemav, path)
-						}
-						return nil
-					}
-				}
-
-				t.Run(filepath.Base(path), func(t *testing.T) {
-					err := sch.Validate(schema.Resource{Value: string(byt), Name: path})
-					if err != nil {
-						// Testify trims errors to short length. We want the full text
-						errstr := errors.Details(err, nil)
-						t.Log(errstr)
-						if strings.Contains(errstr, "null") {
-							t.Log("validation failure appears to involve nulls - see if scripts/stripnulls.sh has any effect?")
-						}
-						t.FailNow()
-					}
-				})
-
-				return nil
-			}))
-		}
-	}
-
 	// TODO will need to expand this appropriately when the scuemata contain
 	// more than one schema
-
+	var validdir = filepath.Join("..", "..", "..", "devenv", "dev-dashboards")
 	dash, err := BaseDashboardFamily(p)
 	require.NoError(t, err, "error while loading base dashboard scuemata")
-	t.Run("base", doTest(dash))
+	dashboardValidity := func(t *testing.T, sch schema.VersionedCueSchema, byt []byte, d fs.FileInfo, path string) {
+		err := sch.Validate(schema.Resource{Value: string(byt), Name: path})
+		if err != nil {
+			// Testify trims errors to short length. We want the full text
+			errstr := errors.Details(err, nil)
+			t.Log(errstr)
+			if strings.Contains(errstr, "null") {
+				t.Log("validation failure appears to involve nulls - see if scripts/stripnulls.sh has any effect?")
+			}
+			t.FailNow()
+		}
+	}
+	t.Run("base", doTestAgainstDevenv(dash, validdir, dashboardValidity))
 
 	ddash, err := DistDashboardFamily(p)
 	require.NoError(t, err, "error while loading dist dashboard scuemata")
-	t.Run("dist", doTest(ddash))
+	t.Run("dist", doTestAgainstDevenv(ddash, validdir, dashboardValidity))
+}
+
+// TO update the golden file located in pkg/schema/testdata/devenvgoldenfiles
+// run go test -v ./pkg/schema/load/... -update
+func TestUpdateDevenvDashboardGoldenFiles(t *testing.T) {
+	flag.Parse()
+	if *update {
+		ddash, err := DistDashboardFamily(p)
+		require.NoError(t, err, "error while loading dist dashboard scuemata")
+		var validdir = filepath.Join("..", "..", "..", "devenv", "dev-dashboards")
+		goldenFileUpdate := func(t *testing.T, sch schema.VersionedCueSchema, byt []byte, d fs.FileInfo, _ string) {
+			dsSchema, err := schema.SearchAndValidate(sch, string(byt))
+			require.NoError(t, err)
+
+			origin, err := schema.ApplyDefaults(schema.Resource{Value: string(byt)}, dsSchema.CUE())
+			require.NoError(t, err)
+
+			var prettyJSON bytes.Buffer
+			err = json.Indent(&prettyJSON, []byte(origin.Value.(string)), "", "\t")
+			require.NoError(t, err)
+
+			err = ioutil.WriteFile(filepath.Join("..", "testdata", "devenvgoldenfiles", d.Name()), prettyJSON.Bytes(), 0644)
+			require.NoError(t, err)
+		}
+		t.Run("updategoldenfile", doTestAgainstDevenv(ddash, validdir, goldenFileUpdate))
+	}
+}
+
+func TestDevenvDashboardTrimApplyDefaults(t *testing.T) {
+	ddash, err := DistDashboardFamily(p)
+	require.NoError(t, err, "error while loading dist dashboard scuemata")
+	// TODO will need to expand this appropriately when the scuemata contain
+	// more than one schema
+	validdir := filepath.Join("..", "testdata", "devenvgoldenfiles")
+	trimApplyDefaults := func(t *testing.T, sch schema.VersionedCueSchema, byt []byte, d fs.FileInfo, path string) {
+		dsSchema, err := schema.SearchAndValidate(sch, string(byt))
+		require.NoError(t, err)
+
+		// Trimmed default json file
+		trimmed, err := schema.TrimDefaults(schema.Resource{Value: string(byt)}, dsSchema.CUE())
+		require.NoError(t, err)
+
+		// store the trimmed result into testdata for easy debug
+		out, err := schema.ApplyDefaults(trimmed, dsSchema.CUE())
+		require.NoError(t, err)
+		require.JSONEq(t, string(byt), out.Value.(string))
+	}
+	t.Run("defaults", doTestAgainstDevenv(ddash, validdir, trimApplyDefaults))
 }
 
 func TestPanelValidity(t *testing.T) {

pkg/schema/schema.go

@@ -5,16 +5,12 @@ import (
 	"errors"
 	"fmt"
 	"math/bits"
-	"strings"
 
 	"cuelang.org/go/cue"
-	"cuelang.org/go/cue/cuecontext"
 	errs "cuelang.org/go/cue/errors"
 	cuejson "cuelang.org/go/pkg/encoding/json"
 )
 
-var ctx = cuecontext.New()
-
 // CueError wraps Errors caused by malformed cue files.
 type CueError struct {
 	ErrorMap map[int]string
@@ -282,11 +278,16 @@ func ApplyDefaults(r Resource, scue cue.Value) (Resource, error) {
 	if name == "" {
 		name = "resource"
 	}
-	rv := ctx.CompileString(r.Value.(string), cue.Filename(name))
+	rv := scue.Context().CompileString(r.Value.(string), cue.Filename(name))
 	if rv.Err() != nil {
 		return r, rv.Err()
 	}
-	rvUnified := rv.Unify(scue)
+
+	rvUnified, err := applyDefaultHelper(rv, scue)
+	if err != nil {
+		return r, err
+	}
+
 	re, err := convertCUEValueToString(rvUnified)
 	if err != nil {
 		return r, err
@@ -294,6 +295,68 @@ func ApplyDefaults(r Resource, scue cue.Value) (Resource, error) {
 	return Resource{Value: re}, nil
 }
 
+func applyDefaultHelper(input cue.Value, scue cue.Value) (cue.Value, error) {
+	switch scue.IncompleteKind() {
+	case cue.ListKind:
+		// if list element exist
+		ele := scue.LookupPath(cue.MakePath(cue.AnyIndex))
+
+		// if input is not a concrete list, we must have list elements exist to be used to trim defaults
+		if ele.Exists() {
+			if ele.IncompleteKind() == cue.BottomKind {
+				return input, errors.New("can't get the element of list")
+			}
+			iter, err := input.List()
+			if err != nil {
+				return input, errors.New("can't apply defaults for list")
+			}
+			var iterlist []cue.Value
+			for iter.Next() {
+				ref, err := getBranch(ele, iter.Value())
+				if err != nil {
+					return input, err
+				}
+				re, err := applyDefaultHelper(iter.Value(), ref)
+				if err == nil {
+					iterlist = append(iterlist, re)
+				}
+			}
+			liInstance := scue.Context().NewList(iterlist...)
+			if liInstance.Err() != nil {
+				return input, liInstance.Err()
+			}
+			return liInstance, nil
+		} else {
+			return input.Unify(scue), nil
+		}
+	case cue.StructKind:
+		iter, err := scue.Fields(cue.Optional(true))
+		if err != nil {
+			return input, err
+		}
+		for iter.Next() {
+			lable, _ := iter.Value().Label()
+			lv := input.LookupPath(cue.MakePath(cue.Str(lable)))
+			if err != nil {
+				continue
+			}
+			if lv.Exists() {
+				res, err := applyDefaultHelper(lv, iter.Value())
+				if err != nil {
+					continue
+				}
+				input = input.FillPath(cue.MakePath(cue.Str(lable)), res)
+			} else if !iter.IsOptional() {
+				input = input.FillPath(cue.MakePath(cue.Str(lable)), iter.Value().Eval())
+			}
+		}
+		return input, nil
+	default:
+		input = input.Unify(scue)
+	}
+	return input, nil
+}
+
 func convertCUEValueToString(inputCUE cue.Value) (string, error) {
 	re, err := cuejson.Marshal(inputCUE)
 	if err != nil {
@@ -315,34 +378,67 @@ func TrimDefaults(r Resource, scue cue.Value) (Resource, error) {
 	if name == "" {
 		name = "resource"
 	}
-	rvInstance := ctx.CompileString(r.Value.(string), cue.Filename(name))
+	rvInstance := scue.Context().CompileString(r.Value.(string), cue.Filename(name))
 	if rvInstance.Err() != nil {
 		return r, rvInstance.Err()
 	}
+
 	rv, _, err := removeDefaultHelper(scue, rvInstance)
 	if err != nil {
 		return r, err
 	}
 	re, err := convertCUEValueToString(rv)
+
 	if err != nil {
 		return r, err
 	}
 	return Resource{Value: re}, nil
 }
 
+func getDefault(icue cue.Value) (cue.Value, bool) {
+	d, exist := icue.Default()
+	if exist && d.Kind() == cue.ListKind {
+		len, err := d.Len().Int64()
+		if err != nil {
+			return d, false
+		}
+		var defaultExist bool
+		if len <= 0 {
+			op, vals := icue.Expr()
+			if op == cue.OrOp {
+				for _, val := range vals {
+					vallen, _ := val.Len().Int64()
+					if val.Kind() == cue.ListKind && vallen <= 0 {
+						defaultExist = true
+						break
+					}
+				}
+				if !defaultExist {
+					exist = false
+				}
+			} else {
+				exist = false
+			}
+		}
+	}
+	return d, exist
+}
+
 func isCueValueEqual(inputdef cue.Value, input cue.Value) bool {
-	val, _ := inputdef.Default()
+	d, exist := getDefault(inputdef)
-	return input.Subsume(val) == nil && val.Subsume(input) == nil
+	if exist {
+		return input.Subsume(d) == nil && d.Subsume(input) == nil
+	}
+	return false
 }
 
 func removeDefaultHelper(inputdef cue.Value, input cue.Value) (cue.Value, bool, error) {
 	// To include all optional fields, we need to use inputdef for iteration,
 	// since the lookuppath with optional field doesn't work very well
-	rvInstance := ctx.CompileString("", cue.Filename("helper"))
+	rv := inputdef.Context().CompileString("", cue.Filename("helper"))
-	if rvInstance.Err() != nil {
+	if rv.Err() != nil {
-		return input, false, rvInstance.Err()
+		return input, false, rv.Err()
 	}
-	rv := rvInstance.Value()
 
 	switch inputdef.IncompleteKind() {
 	case cue.StructKind:
@@ -357,7 +453,7 @@ func removeDefaultHelper(inputdef cue.Value, input cue.Value) (cue.Value, bool,
 			keySet[lable] = true
 			lv := input.LookupPath(cue.MakePath(cue.Str(lable)))
 			if err != nil {
-				continue
+				return rv, false, err
 			}
 			if lv.Exists() {
 				re, isEqual, err := removeDefaultHelper(iter.Value(), lv)
@@ -382,34 +478,40 @@ func removeDefaultHelper(inputdef cue.Value, input cue.Value) (cue.Value, bool,
 		if isCueValueEqual(inputdef, input) {
 			return rv, true, nil
 		}
+
+		// take every element of the list
 		ele := inputdef.LookupPath(cue.MakePath(cue.AnyIndex))
-		if ele.IncompleteKind() == cue.BottomKind {
-			return rv, true, nil
-		}
 
-		iter, err := input.List()
+		// if input is not a concrete list, we must have list elements exist to be used to trim defaults
-		if err != nil {
+		if ele.Exists() {
-			return rv, true, nil
+			if ele.IncompleteKind() == cue.BottomKind {
-		}
+				return rv, true, nil
-
-		// The following code is workaround since today overwrite list element doesn't work
-		var iterlist []string
-		for iter.Next() {
-			re, isEqual, err := removeDefaultHelper(ele, iter.Value())
-			if err == nil && !isEqual {
-				reString, err := convertCUEValueToString(re)
-				if err != nil {
-					return rv, true, nil
-				}
-				iterlist = append(iterlist, reString)
 			}
+
+			iter, err := input.List()
+			if err != nil {
+				return rv, true, nil
+			}
+			var iterlist []cue.Value
+			for iter.Next() {
+				ref, err := getBranch(ele, iter.Value())
+				if err != nil {
+					iterlist = append(iterlist, iter.Value())
+					continue
+				}
+				re, isEqual, err := removeDefaultHelper(ref, iter.Value())
+				if err == nil && !isEqual {
+					iterlist = append(iterlist, re)
+				} else {
+					iterlist = append(iterlist, iter.Value())
+				}
+			}
+			liInstance := inputdef.Context().NewList(iterlist...)
+			return liInstance, false, liInstance.Err()
 		}
-		iterlistContent := fmt.Sprintf("[%s]", strings.Join(iterlist, ","))
+		// now when ele is empty, we don't trim anything
-		liInstance := ctx.CompileString(iterlistContent, cue.Filename("resource"))
+		return input, false, nil
-		if liInstance.Err() != nil {
+
-			return rv, false, err
-		}
-		return liInstance, false, nil
 	default:
 		if isCueValueEqual(inputdef, input) {
 			return input, true, nil
@@ -418,6 +520,21 @@ func removeDefaultHelper(inputdef cue.Value, input cue.Value) (cue.Value, bool,
 	}
 }
 
+func getBranch(schemaObj cue.Value, concretObj cue.Value) (cue.Value, error) {
+	op, defs := schemaObj.Expr()
+	if op == cue.OrOp {
+		for _, def := range defs {
+			err := def.Unify(concretObj).Validate(cue.Concrete(true))
+			if err == nil {
+				return def, nil
+			}
+		}
+		// no matching branches? wtf
+		return schemaObj, errors.New("no branch is found for list")
+	}
+	return schemaObj, nil
+}
+
 // A Resource represents a concrete data object - e.g., JSON
 // representing a dashboard.
 //

pkg/schema/schema_test.go

@@ -6,9 +6,11 @@ import (
 	"fmt"
 	"io/ioutil"
 	"path/filepath"
+	"strings"
 	"testing"
 
 	"cuelang.org/go/cue"
+	"cuelang.org/go/cue/cuecontext"
 	"github.com/google/go-cmp/cmp"
 	"golang.org/x/tools/txtar"
 )
@@ -27,9 +29,9 @@ func TestGenerate(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-
 	for _, c := range cases {
-		t.Run(c.Name+" apply default value", func(t *testing.T) {
+		t.Run(c.Name+" apply defaults", func(t *testing.T) {
+			ctx := cuecontext.New()
 			scmInstance := ctx.CompileString(c.CUE, cue.Filename(c.Name+".cue"))
 			if scmInstance.Err() != nil {
 				t.Fatal(scmInstance.Err())
@@ -40,15 +42,17 @@ func TestGenerate(t *testing.T) {
 				t.Fatal(err)
 			}
 			b := []byte(out.Value.(string))
+			b, _ = JsonRemarshal(b)
 
-			if s := cmp.Diff(string(b), c.Full); s != "" {
+			if s := cmp.Diff(c.Full, string(b)); s != "" {
 				t.Fatal(s)
 			}
 		})
 	}
 
 	for _, c := range cases {
-		t.Run(c.Name+" trim default value", func(t *testing.T) {
+		t.Run(c.Name+" trim defaults", func(t *testing.T) {
+			ctx := cuecontext.New()
 			scmInstance := ctx.CompileString(c.CUE, cue.Filename(c.Name+".cue"))
 			if scmInstance.Err() != nil {
 				t.Fatal(scmInstance.Err())
@@ -59,13 +63,32 @@ func TestGenerate(t *testing.T) {
 				t.Fatal(err)
 			}
 			b := []byte(out.Value.(string))
-			if s := cmp.Diff(string(b), c.Trimmed); s != "" {
+			b, _ = JsonRemarshal(b)
+
+			if s := cmp.Diff(c.Trimmed, string(b)); s != "" {
 				t.Fatal(s)
 			}
 		})
 	}
 }
 
+func JsonRemarshal(bytes []byte) ([]byte, error) {
+	var ifce interface{}
+	err := json.Unmarshal(bytes, &ifce)
+	if err != nil {
+		return []byte{}, err
+	}
+	output, err := json.Marshal(ifce)
+	outputstring := string(output)
+	if err != nil {
+		return []byte{}, err
+	}
+	outputstring = strings.Replace(outputstring, "\\u003c", "<", -1)
+	outputstring = strings.Replace(outputstring, "\\u003e", ">", -1)
+	outputstring = strings.Replace(outputstring, "\\u0026", "&", -1)
+	return []byte(outputstring), nil
+}
+
 func loadCases(dir string) ([]Case, error) {
 	files, err := ioutil.ReadDir(dir)
 	if err != nil {
@@ -96,7 +119,7 @@ func loadCases(dir string) ([]Case, error) {
 		}
 
 		cases = append(cases, Case{
-			Name:    fi.Name(),
+			Name:    strings.TrimSuffix(fi.Name(), filepath.Ext(fi.Name())),
 			CUE:     string(a.Files[0].Data),
 			Full:    fullBuffer.String(),
 			Trimmed: trimBuffer.String(),

pkg/schema/testdata/devenvgoldenfiles/barchart-autosizing.json

@@ -0,0 +1,621 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"links": [],
+	"panels": [
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 0
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 10,
+				"w": 12,
+				"x": 0,
+				"y": 0
+			},
+			"id": 9,
+			"options": {
+				"barWidth": 1,
+				"groupWidth": 0.82,
+				"legend": {
+					"calcs": [
+						"max"
+					],
+					"displayMode": "list",
+					"placement": "right",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "auto",
+				"showValue": "auto",
+				"stacking": "none",
+				"text": {},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"csvContent": "Time,Name,Stat1,Stat2\n2020-01-01T00:00:00Z,Stockholm, 10, 15\n2020-01-01T00:00:00Z,New York, 19, 5\n2020-01-01T00:00:00Z,London, 10, 1\n2020-01-01T00:00:00Z,Negative, 15, -5\n2020-01-01T00:00:00Z,Long value, 15,10",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Auto  sizing & auto show values",
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"description": "Should be smaller given the longer value",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 0
+					},
+					"decimals": 2,
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 10,
+				"w": 12,
+				"x": 12,
+				"y": 0
+			},
+			"id": 15,
+			"options": {
+				"barWidth": 1,
+				"groupWidth": 0.82,
+				"legend": {
+					"calcs": [
+						"max"
+					],
+					"displayMode": "list",
+					"placement": "right",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "auto",
+				"showValue": "auto",
+				"stacking": "none",
+				"text": {},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"csvContent": "Name,Stat1,Stat2\nStockholm, 10, 15\nNew York, 19, 5\nLondon, 10, 1\nNegative, 15, -5\nLong value, 15,10",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Auto sizing & auto show values",
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 0
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 8,
+				"x": 0,
+				"y": 10
+			},
+			"id": 16,
+			"options": {
+				"barWidth": 1,
+				"groupWidth": 0.89,
+				"legend": {
+					"calcs": [
+						"max"
+					],
+					"displayMode": "list",
+					"placement": "right",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "auto",
+				"showValue": "auto",
+				"stacking": "none",
+				"text": {},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"csvContent": "Name,Stat1,Stat2,Stat3,Stat4,Stat5,Stat6,Stat7,Stat8,Stat9,Stat10\nA, 10, 15,8,3,4,12,14,1,5,10\nB, 19, 5,8,3,4,12,14,6,7,2\nC, 15, 5,8,3,4,10,4,6,7,2\n",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "auto show values & No room for value",
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 0
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 8,
+				"x": 8,
+				"y": 10
+			},
+			"id": 17,
+			"options": {
+				"barWidth": 1,
+				"groupWidth": 0.89,
+				"legend": {
+					"calcs": [
+						"max"
+					],
+					"displayMode": "list",
+					"placement": "right",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "auto",
+				"showValue": "always",
+				"stacking": "none",
+				"text": {},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"csvContent": "Name,Stat1,Stat2,Stat3,Stat4,Stat5,Stat6,Stat7,Stat8,Stat9,Stat10\nA, 10, 15,8,3,4,12,14,1,5,10\nB, 19, 5,8,3,4,12,14,6,7,2\nC, 15, 5,8,3,4,10,4,6,7,2\n",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "auto show values & Always show value",
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 0
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 8,
+				"x": 16,
+				"y": 10
+			},
+			"id": 10,
+			"options": {
+				"barWidth": 1,
+				"groupWidth": 1,
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "auto",
+				"showValue": "auto",
+				"stacking": "none",
+				"text": {
+					"titleSize": 10,
+					"valueSize": 25
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"panelId": 9,
+					"refId": "A"
+				}
+			],
+			"title": "Fixed value sizing",
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 0
+					},
+					"decimals": 7,
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 12,
+				"x": 0,
+				"y": 21
+			},
+			"id": 18,
+			"options": {
+				"barWidth": 1,
+				"groupWidth": 0.82,
+				"legend": {
+					"calcs": [
+						"max"
+					],
+					"displayMode": "list",
+					"placement": "right",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "horizontal",
+				"showValue": "auto",
+				"stacking": "none",
+				"text": {},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"csvContent": "Name,Stat1,Stat2\nStockholm, 10, 15\nNew York, 19, -5\nLondon, 10, 1\nLong value, 15,10",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Auto  sizing & auto show values",
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"description": "",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 0
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 12,
+				"x": 12,
+				"y": 21
+			},
+			"id": 19,
+			"options": {
+				"barWidth": 1,
+				"groupWidth": 0.89,
+				"legend": {
+					"calcs": [
+						"max"
+					],
+					"displayMode": "list",
+					"placement": "right",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "horizontal",
+				"showValue": "auto",
+				"stacking": "none",
+				"text": {},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"csvContent": "Name,Stat1,Stat2,Stat3,Stat4,Stat5,Stat6,Stat7,Stat8,Stat9,Stat10\nA, 10, 15,8,3,4,12,14,1,5,10\nB, 19, 5,8,3,4,12,14,6,7,2\nC, 15, 5,8,3,4,10,4,6,7,2\n",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "auto show values & little room",
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		}
+	],
+	"refresh": "",
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"panel-tests",
+		"barchart"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-5m",
+		"to": "now"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "",
+	"title": "BarChart - Panel Tests - Value sizing",
+	"uid": "WFlOM-jM1",
+	"version": 9
+}

pkg/schema/testdata/devenvgoldenfiles/config-from-query.json

@@ -0,0 +1,617 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"description": "",
+	"editable": true,
+	"graphTooltip": 0,
+	"links": [],
+	"panels": [
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "line",
+						"fillOpacity": 0,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "linear",
+						"lineWidth": 1,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "auto",
+						"spanNulls": false,
+						"thresholdsStyle": {
+							"mode": "line"
+						}
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 9,
+				"w": 12,
+				"x": 0,
+				"y": 0
+			},
+			"id": 2,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"hide": false,
+					"max": 100,
+					"min": 1,
+					"refId": "A",
+					"scenarioId": "random_walk",
+					"startValue": 50
+				},
+				{
+					"alias": "",
+					"csvContent": "min,max,threshold1\n1000,1000,8000\n0,100,80\n\n",
+					"refId": "config",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Min, max, threshold from separate query",
+			"transformations": [
+				{
+					"id": "configFromData",
+					"options": {
+						"configRefId": "config",
+						"mappings": []
+					}
+				}
+			],
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "left",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": [
+					{
+						"matcher": {
+							"id": "byName",
+							"options": "SensorA"
+						},
+						"properties": [
+							{
+								"id": "custom.displayMode",
+								"value": "color-text"
+							}
+						]
+					}
+				]
+			},
+			"gridPos": {
+				"h": 9,
+				"w": 12,
+				"x": 12,
+				"y": 0
+			},
+			"id": 5,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "Name, Value, SensorA, MyUnit, MyColor\nGoogle, 10, 50, km/h, blue\nGoogle, 100, 100,km/h, orange\n",
+					"hide": false,
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Custom mappings and apply to self",
+			"transformations": [
+				{
+					"id": "configFromData",
+					"options": {
+						"applyTo": {
+							"id": "byName",
+							"options": "SensorA"
+						},
+						"applyToConfig": true,
+						"configRefId": "A",
+						"mappings": [
+							{
+								"configProperty": "unit",
+								"fieldName": "MyUnit",
+								"handlerKey": "unit"
+							},
+							{
+								"fieldName": "MyColor",
+								"handlerKey": "color"
+							}
+						]
+					}
+				}
+			],
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "center",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": [
+					{
+						"matcher": {
+							"id": "byName",
+							"options": "Value"
+						},
+						"properties": [
+							{
+								"id": "custom.displayMode",
+								"value": "color-background-solid"
+							}
+						]
+					}
+				]
+			},
+			"gridPos": {
+				"h": 5,
+				"w": 12,
+				"x": 0,
+				"y": 9
+			},
+			"id": 7,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "ID, DisplayText\n21412312312, Homer\n12421412413, Simpsons \n12321312313, Bart",
+					"hide": false,
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Mapping data",
+			"transformations": [
+				{
+					"id": "configFromData",
+					"options": {
+						"applyToConfig": true,
+						"configRefId": "A",
+						"mappings": [
+							{
+								"fieldName": "Color",
+								"handlerKey": "mappings.color"
+							},
+							{
+								"fieldName": "Value",
+								"handlerKey": "mappings.value"
+							}
+						]
+					}
+				}
+			],
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "center",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": [
+					{
+						"matcher": {
+							"id": "byName",
+							"options": "Value"
+						},
+						"properties": [
+							{
+								"id": "custom.displayMode",
+								"value": "color-background-solid"
+							}
+						]
+					}
+				]
+			},
+			"gridPos": {
+				"h": 10,
+				"w": 12,
+				"x": 12,
+				"y": 9
+			},
+			"id": 6,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "Value, Color\nOK, blue\nPretty bad, red\nYay it's green, green\nSomething is off, orange\nNo idea, #88AA00\nAm I purple?, purple",
+					"hide": false,
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Value mappings from query result applied to itself",
+			"transformations": [
+				{
+					"id": "configFromData",
+					"options": {
+						"applyTo": {
+							"id": "byName",
+							"options": "Value"
+						},
+						"applyToConfig": true,
+						"configRefId": "A",
+						"mappings": [
+							{
+								"fieldName": "Color",
+								"handlerKey": "mappings.color"
+							},
+							{
+								"fieldName": "Value",
+								"handlerKey": "mappings.value"
+							}
+						]
+					}
+				}
+			],
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "center",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 5,
+				"w": 12,
+				"x": 0,
+				"y": 14
+			},
+			"id": 8,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "ID, Value\n21412312312, 100\n12421412413, 20\n12321312313, 10",
+					"hide": false,
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Display data",
+			"transformations": [
+				{
+					"id": "configFromData",
+					"options": {
+						"applyToConfig": true,
+						"configRefId": "A",
+						"mappings": [
+							{
+								"fieldName": "Color",
+								"handlerKey": "mappings.color"
+							},
+							{
+								"fieldName": "Value",
+								"handlerKey": "mappings.value"
+							}
+						]
+					}
+				}
+			],
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"axisSoftMin": 0,
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 10,
+				"w": 12,
+				"x": 0,
+				"y": 19
+			},
+			"id": 9,
+			"options": {
+				"barWidth": 0.97,
+				"groupWidth": 0.7,
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"orientation": "horizontal",
+				"stacking": "none",
+				"showValue": "auto",
+				"text": {},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "ID, Value\nA21412312312, 100\nA12421412413, 20\nA12321312313, 10\n",
+					"hide": false,
+					"refId": "data",
+					"scenarioId": "csv_content"
+				},
+				{
+					"csvContent": "ID, DisplayText\nA21412312312, Homer\nA12421412413, Marge \nA12321312313, Bart",
+					"hide": false,
+					"refId": "mappings",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Value mapping ID -> DisplayText from separate query",
+			"transformations": [
+				{
+					"id": "configFromData",
+					"options": {
+						"applyTo": {
+							"id": "byName",
+							"options": "ID"
+						},
+						"applyToConfig": false,
+						"configRefId": "mappings",
+						"mappings": [
+							{
+								"fieldName": "ID",
+								"handlerKey": "mappings.value"
+							},
+							{
+								"fieldName": "DisplayText",
+								"handlerKey": "mappings.text"
+							}
+						]
+					}
+				}
+			],
+			"type": "barchart",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		}
+	],
+	"refresh": "",
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"transform"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-6h",
+		"to": "now"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "",
+	"title": "Transforms - Config from query",
+	"uid": "Juj4_7ink",
+	"version": 1
+}

pkg/schema/testdata/devenvgoldenfiles/graph-ng-by-value-color-schemes.json

@@ -0,0 +1,944 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"links": [],
+	"panels": [
+		{
+			"description": "",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "line",
+						"fillOpacity": 37,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 3,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "orange",
+								"value": 15
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 8,
+				"x": 0,
+				"y": 0
+			},
+			"id": 11,
+			"maxDataPoints": 45,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "hidden",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"refId": "A",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "1,10,20,30,40,50"
+				}
+			],
+			"title": "15 orange, 30 red",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"description": "",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "line",
+						"fillOpacity": 37,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 3,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 20,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "orange",
+								"value": 15
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 8,
+				"x": 8,
+				"y": 0
+			},
+			"id": 12,
+			"maxDataPoints": 45,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"refId": "A",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "1,10,20,30,40,50"
+				}
+			],
+			"title": "15 orange, 30 red",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "line",
+						"fillOpacity": 37,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 2,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 20,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "orange",
+								"value": 15
+							},
+							{
+								"color": "red",
+								"value": 50
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 8,
+				"x": 16,
+				"y": 0
+			},
+			"id": 13,
+			"maxDataPoints": 45,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"refId": "A",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "1,10,20,30,40,50"
+				}
+			],
+			"title": "15 orange, 50 red",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "line",
+						"fillOpacity": 5,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 3,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "orange",
+								"value": 20
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 0,
+				"y": 7
+			},
+			"id": 9,
+			"maxDataPoints": 45,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"panelId": 4,
+					"refId": "A"
+				}
+			],
+			"title": "Color line by discrete tresholds",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "bars",
+						"fillOpacity": 84,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 0,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "orange",
+								"value": 20
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 12,
+				"y": 7
+			},
+			"id": 4,
+			"interval": "80s",
+			"maxDataPoints": 42,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"max": 40,
+					"min": 0,
+					"noise": 1,
+					"refId": "A",
+					"scenarioId": "random_walk",
+					"spread": 20,
+					"startValue": 1
+				}
+			],
+			"title": "Color bars by discrete thresholds",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "line",
+						"fillOpacity": 10,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 3,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "blue"
+							},
+							{
+								"color": "green",
+								"value": 0
+							},
+							{
+								"color": "orange",
+								"value": 20
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 0,
+				"y": 14
+			},
+			"id": 6,
+			"maxDataPoints": 50,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"panelId": 4,
+					"refId": "A"
+				}
+			],
+			"title": "Color line by color scale",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "bars",
+						"fillOpacity": 64,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 1,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "blue"
+							},
+							{
+								"color": "green",
+								"value": 0
+							},
+							{
+								"color": "orange",
+								"value": 20
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 12,
+				"y": 14
+			},
+			"id": 10,
+			"maxDataPoints": 45,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"panelId": 4,
+					"refId": "A"
+				}
+			],
+			"title": "Color bars by color scale",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "line",
+						"fillOpacity": 64,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 1,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "blue"
+							},
+							{
+								"color": "green",
+								"value": 0
+							},
+							{
+								"color": "orange",
+								"value": 20
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 0,
+				"y": 21
+			},
+			"id": 7,
+			"maxDataPoints": 50,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"panelId": 4,
+					"refId": "A"
+				}
+			],
+			"title": "Color line by color scale",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"custom": {
+						"axisLabel": "",
+						"axisPlacement": "auto",
+						"barAlignment": 0,
+						"drawStyle": "points",
+						"fillOpacity": 10,
+						"gradientMode": "scheme",
+						"hideFrom": {
+							"legend": false,
+							"tooltip": false,
+							"viz": false
+						},
+						"lineInterpolation": "smooth",
+						"lineWidth": 3,
+						"pointSize": 5,
+						"scaleDistribution": {
+							"type": "linear"
+						},
+						"showPoints": "never",
+						"spanNulls": false,
+						"stacking": {
+							"group": "A",
+							"mode": "none"
+						},
+						"thresholdsStyle": {
+							"mode": "off"
+						}
+					},
+					"mappings": [],
+					"max": 50,
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "blue"
+							},
+							{
+								"color": "green",
+								"value": 0
+							},
+							{
+								"color": "orange",
+								"value": 20
+							},
+							{
+								"color": "red",
+								"value": 30
+							}
+						]
+					},
+					"unit": "degree"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 12,
+				"y": 21
+			},
+			"id": 8,
+			"maxDataPoints": 250,
+			"options": {
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"max": 45,
+					"min": 20,
+					"noise": 0,
+					"refId": "A",
+					"scenarioId": "random_walk",
+					"spread": 12,
+					"startValue": 40
+				},
+				{
+					"hide": false,
+					"max": 20,
+					"min": 1,
+					"noise": 0,
+					"refId": "B",
+					"scenarioId": "random_walk",
+					"spread": 10
+				}
+			],
+			"title": "Color line by color scale",
+			"type": "timeseries",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		}
+	],
+	"refresh": false,
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"panel-tests"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-6h",
+		"to": "now"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "",
+	"title": "Panel Tests - Graph NG - By value color schemes",
+	"uid": "aBXrJ0R7z",
+	"version": 11
+}

pkg/schema/testdata/devenvgoldenfiles/histogram_tests.json

@@ -0,0 +1,497 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"id": 632,
+	"links": [],
+	"panels": [
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"viz": false,
+							"legend": false,
+							"tooltip": false
+						},
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 8,
+				"w": 12,
+				"x": 0,
+				"y": 0
+			},
+			"id": 4,
+			"options": {
+				"bucketOffset": 0,
+				"combine": false,
+				"legend": {
+					"calcs": [],
+					"displayMode": "hidden",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				}
+			},
+			"targets": [
+				{
+					"refId": "A",
+					"scenarioId": "random_walk",
+					"spread": 10
+				}
+			],
+			"title": "Time series + Auto buckets",
+			"type": "histogram",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"viz": false,
+							"legend": false,
+							"tooltip": false
+						},
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 8,
+				"w": 12,
+				"x": 12,
+				"y": 0
+			},
+			"id": 3,
+			"options": {
+				"bucketOffset": 0,
+				"bucketSize": 3,
+				"combine": false,
+				"legend": {
+					"calcs": [],
+					"displayMode": "hidden",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				}
+			},
+			"targets": [
+				{
+					"panelId": 4,
+					"refId": "A"
+				}
+			],
+			"title": "Time series + bucket size 3",
+			"type": "histogram",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"viz": false,
+							"legend": false,
+							"tooltip": false
+						},
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 8,
+				"w": 12,
+				"x": 0,
+				"y": 8
+			},
+			"id": 5,
+			"options": {
+				"bucketOffset": 0,
+				"bucketSize": 1,
+				"combine": false,
+				"legend": {
+					"calcs": [],
+					"displayMode": "hidden",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				}
+			},
+			"targets": [
+				{
+					"csvFileName": "weight_height.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "People height distribution",
+			"transformations": [
+				{
+					"id": "filterFieldsByName",
+					"options": {
+						"include": {
+							"names": [
+								"Height"
+							]
+						}
+					}
+				}
+			],
+			"type": "histogram",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"fillOpacity": 80,
+						"gradientMode": "none",
+						"hideFrom": {
+							"viz": false,
+							"legend": false,
+							"tooltip": false
+						},
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 8,
+				"w": 12,
+				"x": 12,
+				"y": 8
+			},
+			"id": 6,
+			"options": {
+				"bucketOffset": 0,
+				"bucketSize": 5,
+				"combine": false,
+				"legend": {
+					"calcs": [],
+					"displayMode": "hidden",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				}
+			},
+			"targets": [
+				{
+					"csvFileName": "weight_height.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "People weight distribution",
+			"transformations": [
+				{
+					"id": "filterFieldsByName",
+					"options": {
+						"include": {
+							"names": [
+								"Weight"
+							]
+						}
+					}
+				}
+			],
+			"type": "histogram",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "auto",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 9,
+				"w": 12,
+				"x": 0,
+				"y": 16
+			},
+			"id": 8,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvFileName": "weight_height.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "Standalone transform - Height",
+			"transformations": [
+				{
+					"id": "filterFieldsByName",
+					"options": {
+						"include": {
+							"names": [
+								"Height"
+							]
+						}
+					}
+				},
+				{
+					"id": "histogram",
+					"options": {
+						"combine": true,
+						"fields": {}
+					}
+				}
+			],
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "auto",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 9,
+				"w": 12,
+				"x": 12,
+				"y": 16
+			},
+			"id": 9,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvFileName": "weight_height.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "Standalone transform - Weight",
+			"transformations": [
+				{
+					"id": "filterFieldsByName",
+					"options": {
+						"include": {
+							"names": [
+								"Weight"
+							]
+						}
+					}
+				},
+				{
+					"id": "histogram",
+					"options": {
+						"combine": true,
+						"fields": {}
+					}
+				}
+			],
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		}
+	],
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"panel-tests"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-6h",
+		"to": "now"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "",
+	"title": "Panel Tests - Histogram",
+	"uid": "UTv--wqMk",
+	"version": 4
+}

pkg/schema/testdata/devenvgoldenfiles/home.json

@@ -0,0 +1,313 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"links": [],
+	"panels": [
+		{
+			"gridPos": {
+				"h": 26,
+				"w": 6,
+				"x": 0,
+				"y": 0
+			},
+			"id": 7,
+			"links": [],
+			"options": {
+				"maxItems": 100,
+				"query": "",
+				"showHeadings": true,
+				"showRecentlyViewed": true,
+				"showSearch": false,
+				"showStarred": true,
+				"tags": []
+			},
+			"pluginVersion": "8.1.0-pre",
+			"tags": [],
+			"title": "Starred",
+			"type": "dashlist",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": [],
+			"fieldConfig": {
+				"defaults": {
+					"custom": {}
+				},
+				"overrides": []
+			}
+		},
+		{
+			"gridPos": {
+				"h": 13,
+				"w": 6,
+				"x": 6,
+				"y": 0
+			},
+			"id": 2,
+			"links": [],
+			"options": {
+				"maxItems": 1000,
+				"query": "",
+				"showHeadings": false,
+				"showRecentlyViewed": false,
+				"showSearch": true,
+				"showStarred": false,
+				"tags": [
+					"panel-tests"
+				]
+			},
+			"pluginVersion": "8.1.0-pre",
+			"tags": [
+				"panel-tests"
+			],
+			"title": "tag: panel-tests",
+			"type": "dashlist",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": [],
+			"fieldConfig": {
+				"defaults": {
+					"custom": {}
+				},
+				"overrides": []
+			}
+		},
+		{
+			"gridPos": {
+				"h": 13,
+				"w": 6,
+				"x": 12,
+				"y": 0
+			},
+			"id": 3,
+			"links": [],
+			"options": {
+				"maxItems": 1000,
+				"query": "",
+				"showHeadings": false,
+				"showRecentlyViewed": false,
+				"showSearch": true,
+				"showStarred": false,
+				"tags": [
+					"gdev",
+					"demo"
+				]
+			},
+			"pluginVersion": "8.1.0-pre",
+			"tags": [
+				"gdev",
+				"demo"
+			],
+			"title": "tag: dashboard-demo",
+			"type": "dashlist",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": [],
+			"fieldConfig": {
+				"defaults": {
+					"custom": {}
+				},
+				"overrides": []
+			}
+		},
+		{
+			"gridPos": {
+				"h": 26,
+				"w": 6,
+				"x": 18,
+				"y": 0
+			},
+			"id": 5,
+			"links": [],
+			"options": {
+				"maxItems": 1000,
+				"query": "",
+				"showHeadings": false,
+				"showRecentlyViewed": false,
+				"showSearch": true,
+				"showStarred": false,
+				"tags": [
+					"gdev",
+					"datasource-test"
+				]
+			},
+			"pluginVersion": "8.1.0-pre",
+			"tags": [
+				"gdev",
+				"datasource-test"
+			],
+			"title": "Data source tests",
+			"type": "dashlist",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": [],
+			"fieldConfig": {
+				"defaults": {
+					"custom": {}
+				},
+				"overrides": []
+			}
+		},
+		{
+			"gridPos": {
+				"h": 13,
+				"w": 6,
+				"x": 6,
+				"y": 13
+			},
+			"id": 4,
+			"links": [],
+			"options": {
+				"maxItems": 1000,
+				"query": "",
+				"showHeadings": false,
+				"showRecentlyViewed": false,
+				"showSearch": true,
+				"showStarred": false,
+				"tags": [
+					"templating",
+					"gdev"
+				]
+			},
+			"pluginVersion": "8.1.0-pre",
+			"tags": [
+				"templating",
+				"gdev"
+			],
+			"title": "tag: templating ",
+			"type": "dashlist",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": [],
+			"fieldConfig": {
+				"defaults": {
+					"custom": {}
+				},
+				"overrides": []
+			}
+		},
+		{
+			"gridPos": {
+				"h": 13,
+				"w": 6,
+				"x": 12,
+				"y": 13
+			},
+			"id": 8,
+			"links": [],
+			"options": {
+				"maxItems": 1000,
+				"query": "",
+				"showHeadings": false,
+				"showRecentlyViewed": false,
+				"showSearch": true,
+				"showStarred": false,
+				"tags": [
+					"gdev",
+					"transform"
+				]
+			},
+			"pluginVersion": "8.1.0-pre",
+			"tags": [
+				"gdev",
+				"demo"
+			],
+			"title": "tag: transforms",
+			"type": "dashlist",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": [],
+			"fieldConfig": {
+				"defaults": {
+					"custom": {}
+				},
+				"overrides": []
+			}
+		}
+	],
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-6h",
+		"to": "now"
+	},
+	"timepicker": {
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		],
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"time_options": [
+			"5m",
+			"15m",
+			"1h",
+			"6h",
+			"12h",
+			"24h",
+			"2d",
+			"7d",
+			"30d"
+		]
+	},
+	"timezone": "",
+	"title": "Grafana Dev Overview & Home",
+	"uid": "j6T00KRZz",
+	"version": 2
+}

pkg/schema/testdata/devenvgoldenfiles/opentsdb_v2.3.json

@@ -0,0 +1,252 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"id": 3151,
+	"links": [],
+	"panels": [
+		{
+			"aliasColors": {},
+			"bars": false,
+			"dashLength": 10,
+			"dashes": false,
+			"datasource": "gdev-opentsdb-v2.3",
+			"fieldConfig": {
+				"defaults": {
+					"links": []
+				},
+				"overrides": []
+			},
+			"fill": 1,
+			"fillGradient": 0,
+			"gridPos": {
+				"h": 9,
+				"w": 12,
+				"x": 0,
+				"y": 0
+			},
+			"hiddenSeries": false,
+			"id": 2,
+			"legend": {
+				"avg": false,
+				"current": false,
+				"max": false,
+				"min": false,
+				"show": true,
+				"total": false,
+				"values": false
+			},
+			"lines": true,
+			"linewidth": 1,
+			"nullPointMode": "null",
+			"options": {
+				"alertThreshold": true
+			},
+			"percentage": false,
+			"pluginVersion": "8.1.0-pre",
+			"pointradius": 2,
+			"points": false,
+			"renderer": "flot",
+			"seriesOverrides": [],
+			"spaceLength": 10,
+			"stack": false,
+			"steppedLine": false,
+			"targets": [
+				{
+					"aggregator": "sum",
+					"alias": "$tag_hostname",
+					"currentFilterGroupBy": false,
+					"currentFilterKey": "",
+					"currentFilterType": "literal_or",
+					"currentFilterValue": "",
+					"disableDownsampling": false,
+					"downsampleAggregator": "avg",
+					"downsampleFillPolicy": "none",
+					"explicitTags": false,
+					"filters": [
+						{
+							"filter": "*",
+							"groupBy": true,
+							"tagk": "hostname",
+							"type": "wildcard"
+						}
+					],
+					"metric": "cpu",
+					"refId": "A",
+					"shouldComputeRate": false
+				}
+			],
+			"thresholds": [],
+			"timeRegions": [],
+			"title": "CPU per host",
+			"tooltip": {
+				"shared": true,
+				"sort": 0,
+				"value_type": "individual"
+			},
+			"type": "graph",
+			"xaxis": {
+				"mode": "time",
+				"show": true,
+				"values": []
+			},
+			"yaxes": [
+				{
+					"format": "short",
+					"logBase": 1,
+					"show": true
+				},
+				{
+					"format": "short",
+					"logBase": 1,
+					"show": true
+				}
+			],
+			"yaxis": {
+				"align": false
+			}
+		},
+		{
+			"aliasColors": {},
+			"bars": false,
+			"dashLength": 10,
+			"dashes": false,
+			"datasource": "gdev-opentsdb-v2.3",
+			"fieldConfig": {
+				"defaults": {
+					"links": []
+				},
+				"overrides": []
+			},
+			"fill": 1,
+			"fillGradient": 0,
+			"gridPos": {
+				"h": 9,
+				"w": 12,
+				"x": 12,
+				"y": 0
+			},
+			"hiddenSeries": false,
+			"id": 4,
+			"legend": {
+				"avg": false,
+				"current": false,
+				"max": false,
+				"min": false,
+				"show": true,
+				"total": false,
+				"values": false
+			},
+			"lines": true,
+			"linewidth": 1,
+			"nullPointMode": "null",
+			"options": {
+				"alertThreshold": true
+			},
+			"percentage": false,
+			"pluginVersion": "8.1.0-pre",
+			"pointradius": 2,
+			"points": false,
+			"renderer": "flot",
+			"seriesOverrides": [],
+			"spaceLength": 10,
+			"stack": false,
+			"steppedLine": false,
+			"targets": [
+				{
+					"aggregator": "sum",
+					"alias": "$tag_hostname",
+					"currentFilterGroupBy": false,
+					"currentFilterKey": "",
+					"currentFilterType": "literal_or",
+					"currentFilterValue": "",
+					"downsampleAggregator": "avg",
+					"downsampleFillPolicy": "none",
+					"filters": [
+						{
+							"filter": "*",
+							"groupBy": true,
+							"tagk": "hostname",
+							"type": "wildcard"
+						}
+					],
+					"metric": "logins.count",
+					"refId": "A"
+				}
+			],
+			"thresholds": [],
+			"timeRegions": [],
+			"title": "Login Count per host",
+			"tooltip": {
+				"shared": true,
+				"sort": 0,
+				"value_type": "individual"
+			},
+			"type": "graph",
+			"xaxis": {
+				"mode": "time",
+				"show": true,
+				"values": []
+			},
+			"yaxes": [
+				{
+					"format": "short",
+					"logBase": 1,
+					"show": true
+				},
+				{
+					"format": "short",
+					"logBase": 1,
+					"show": true
+				}
+			],
+			"yaxis": {
+				"align": false
+			}
+		}
+	],
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-1h",
+		"to": "now"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "",
+	"title": "Datasource tests - OpenTSDB v2.3",
+	"uid": "rZRUGik7k",
+	"version": 3
+}

pkg/schema/testdata/devenvgoldenfiles/panel-geomap.json

@@ -0,0 +1,414 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"links": [],
+	"liveNow": false,
+	"panels": [
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 9,
+				"x": 0,
+				"y": 0
+			},
+			"id": 62,
+			"options": {
+				"basemap": {
+					"config": {},
+					"type": "default"
+				},
+				"controls": {
+					"mouseWheelZoom": true,
+					"showAttribution": true,
+					"showDebug": false,
+					"showScale": false,
+					"showZoom": true
+				},
+				"layers": [
+					{
+						"config": {
+							"color": {
+								"field": "Price",
+								"fixed": "dark-green"
+							},
+							"fillOpacity": 0.4,
+							"shape": "circle",
+							"showLegend": true,
+							"size": {
+								"field": "Count",
+								"fixed": 5,
+								"max": 15,
+								"min": 2
+							}
+						},
+						"location": {
+							"gazetteer": "public/gazetteer/usa-states.json",
+							"lookup": "State",
+							"mode": "auto"
+						},
+						"type": "markers"
+					}
+				],
+				"view": {
+					"id": "coords",
+					"lat": 38.297683,
+					"lon": -99.228359,
+					"shared": true,
+					"zoom": 3.98
+				}
+			},
+			"targets": [
+				{
+					"csvFileName": "flight_info_by_state.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "Size, color mapped to different fields + share view",
+			"type": "geomap",
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							},
+							{
+								"color": "#EAB839",
+								"value": 90
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 9,
+				"x": 9,
+				"y": 0
+			},
+			"id": 66,
+			"options": {
+				"basemap": {
+					"config": {},
+					"type": "default"
+				},
+				"controls": {
+					"mouseWheelZoom": true,
+					"showAttribution": true,
+					"showDebug": false,
+					"showScale": false,
+					"showZoom": true
+				},
+				"layers": [
+					{
+						"config": {
+							"color": {
+								"field": "Price",
+								"fixed": "dark-green"
+							},
+							"fillOpacity": 0.4,
+							"shape": "circle",
+							"showLegend": true,
+							"size": {
+								"field": "Count",
+								"fixed": 5,
+								"max": 15,
+								"min": 2
+							}
+						},
+						"location": {
+							"gazetteer": "public/gazetteer/usa-states.json",
+							"lookup": "State",
+							"mode": "auto"
+						},
+						"type": "markers"
+					}
+				],
+				"view": {
+					"id": "coords",
+					"lat": 38.297683,
+					"lon": -99.228359,
+					"shared": true,
+					"zoom": 3.98
+				}
+			},
+			"targets": [
+				{
+					"csvFileName": "flight_info_by_state.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "Thresholds legend",
+			"type": "geomap",
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-BlYlRd"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 9,
+				"x": 0,
+				"y": 11
+			},
+			"id": 63,
+			"options": {
+				"basemap": {
+					"config": {},
+					"type": "default"
+				},
+				"controls": {
+					"mouseWheelZoom": true,
+					"showAttribution": true,
+					"showDebug": false,
+					"showScale": false,
+					"showZoom": true
+				},
+				"layers": [
+					{
+						"config": {
+							"blur": 27,
+							"radius": 25,
+							"weight": {
+								"field": "Count",
+								"fixed": 1,
+								"max": 1,
+								"min": 0
+							}
+						},
+						"location": {
+							"gazetteer": "public/gazetteer/usa-states.json",
+							"lookup": "State",
+							"mode": "auto"
+						},
+						"type": "heatmap"
+					}
+				],
+				"view": {
+					"id": "coords",
+					"lat": 38.251497,
+					"lon": -100.932144,
+					"shared": false,
+					"zoom": 4.15
+				}
+			},
+			"targets": [
+				{
+					"csvFileName": "flight_info_by_state.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "Heatmap data layer",
+			"transformations": [],
+			"type": "geomap",
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 9,
+				"x": 9,
+				"y": 11
+			},
+			"id": 65,
+			"options": {
+				"basemap": {
+					"config": {
+						"server": "world-imagery"
+					},
+					"type": "esri-xyz"
+				},
+				"controls": {
+					"mouseWheelZoom": true,
+					"showAttribution": true,
+					"showDebug": false,
+					"showScale": false,
+					"showZoom": true
+				},
+				"layers": [
+					{
+						"config": {
+							"color": {
+								"fixed": "#ff001e"
+							},
+							"fillOpacity": 0.4,
+							"shape": "star",
+							"showLegend": true,
+							"size": {
+								"field": "Count",
+								"fixed": 5,
+								"max": 15,
+								"min": 2
+							}
+						},
+						"location": {
+							"gazetteer": "public/gazetteer/usa-states.json",
+							"lookup": "State",
+							"mode": "auto"
+						},
+						"type": "markers"
+					}
+				],
+				"view": {
+					"id": "coords",
+					"lat": 40.159084,
+					"lon": -96.508021,
+					"shared": true,
+					"zoom": 3.83
+				}
+			},
+			"targets": [
+				{
+					"csvFileName": "flight_info_by_state.csv",
+					"refId": "A",
+					"scenarioId": "csv_file"
+				}
+			],
+			"title": "Base layer ArcGIS wold imagery + star shape + share view",
+			"type": "geomap",
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		}
+	],
+	"refresh": "",
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"panel-tests"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-6h",
+		"to": "now"
+	},
+	"timepicker": {
+		"refresh_intervals": [
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		],
+		"collapse": false,
+		"enable": true,
+		"hidden": false
+	},
+	"timezone": "",
+	"title": "Panel Tests - Geomap",
+	"uid": "2xuwrgV7z",
+	"version": 5
+}

pkg/schema/testdata/devenvgoldenfiles/rows-to-fields.json

@@ -0,0 +1,688 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"links": [],
+	"panels": [
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "left",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 5,
+				"w": 12,
+				"x": 0,
+				"y": 0
+			},
+			"id": 8,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"panelId": 2,
+					"refId": "A"
+				}
+			],
+			"title": "Raw data",
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "left",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": [
+					{
+						"matcher": {
+							"id": "byName",
+							"options": "Value"
+						},
+						"properties": [
+							{
+								"id": "custom.width",
+								"value": 82
+							}
+						]
+					},
+					{
+						"matcher": {
+							"id": "byName",
+							"options": "Unit"
+						},
+						"properties": [
+							{
+								"id": "custom.width",
+								"value": 108
+							}
+						]
+					}
+				]
+			},
+			"gridPos": {
+				"h": 5,
+				"w": 12,
+				"x": 12,
+				"y": 0
+			},
+			"id": 7,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false,
+				"sortBy": []
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"panelId": 3,
+					"refId": "A"
+				}
+			],
+			"title": "Raw data",
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 0,
+				"y": 5
+			},
+			"id": 2,
+			"options": {
+				"colorMode": "value",
+				"graphMode": "none",
+				"justifyMode": "auto",
+				"orientation": "auto",
+				"reduceOptions": {
+					"calcs": [
+						"lastNotNull"
+					],
+					"fields": "",
+					"values": false
+				},
+				"text": {},
+				"textMode": "auto"
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "Name,Value,Unit,Color\nTemperature,10,degree,green\nPressure,100,bar,blue\nSpeed,30,km/h,red",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Unit and color from data",
+			"transformations": [
+				{
+					"id": "rowsToFields",
+					"options": {}
+				}
+			],
+			"type": "stat",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"mappings": [],
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 12,
+				"y": 5
+			},
+			"id": 3,
+			"options": {
+				"orientation": "auto",
+				"reduceOptions": {
+					"calcs": [
+						"lastNotNull"
+					],
+					"fields": "",
+					"values": false
+				},
+				"showThresholdLabels": true,
+				"showThresholdMarkers": true,
+				"text": {}
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "Name,Value,Unit,min,max, threshold1\nTemperature,10,degree,0,50,30\nPressure,100,Pa,0,300,200\nSpeed,30,km/h,0,150,110",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Min, Max & Thresholds from data",
+			"transformations": [
+				{
+					"id": "rowsToFields",
+					"options": {}
+				}
+			],
+			"type": "gauge",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "left",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 5,
+				"w": 12,
+				"x": 0,
+				"y": 12
+			},
+			"id": 10,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"panelId": 9,
+					"refId": "A"
+				}
+			],
+			"title": "Raw data",
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"datasource": "-- Dashboard --",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"align": "left",
+						"displayMode": "auto"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": [
+					{
+						"matcher": {
+							"id": "byName",
+							"options": "Value"
+						},
+						"properties": [
+							{
+								"id": "custom.width",
+								"value": 82
+							}
+						]
+					},
+					{
+						"matcher": {
+							"id": "byName",
+							"options": "Unit"
+						},
+						"properties": [
+							{
+								"id": "custom.width",
+								"value": 108
+							}
+						]
+					}
+				]
+			},
+			"gridPos": {
+				"h": 5,
+				"w": 12,
+				"x": 12,
+				"y": 12
+			},
+			"id": 12,
+			"options": {
+				"frameIndex": 0,
+				"showHeader": true,
+				"showTypeIcons": false,
+				"sortBy": []
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"panelId": 11,
+					"refId": "A"
+				}
+			],
+			"title": "Raw data (Custom mapping)",
+			"type": "table",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 0,
+				"y": 17
+			},
+			"id": 9,
+			"options": {
+				"displayMode": "gradient",
+				"orientation": "auto",
+				"reduceOptions": {
+					"calcs": [
+						"lastNotNull"
+					],
+					"fields": "",
+					"values": false
+				},
+				"showUnfilled": true,
+				"text": {}
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "Name,Value,Unit,Min,Max\nTemperature,20,degree,0,50\nPressure,150,Pa,0,300\nSpeed,100,km/h,0,110",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Min max from data",
+			"transformations": [
+				{
+					"id": "rowsToFields",
+					"options": {}
+				}
+			],
+			"type": "bargauge",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"mappings": [],
+					"min": 0,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 12,
+				"y": 17
+			},
+			"id": 11,
+			"options": {
+				"orientation": "auto",
+				"reduceOptions": {
+					"calcs": [
+						"lastNotNull"
+					],
+					"fields": "",
+					"values": false
+				},
+				"showThresholdLabels": true,
+				"showThresholdMarkers": true,
+				"text": {}
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "Name,Value,Type,Quota, Warning\nTemperature,25,degree,50,30\nPressure,100,Pa,300,200\nSpeed,30,km/h,150,130",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Custom mapping",
+			"transformations": [
+				{
+					"id": "rowsToFields",
+					"options": {
+						"mappings": [
+							{
+								"configProperty": "unit",
+								"fieldName": "Type",
+								"handlerKey": "unit"
+							},
+							{
+								"configProperty": "max",
+								"fieldName": "Quota",
+								"handlerKey": "max"
+							},
+							{
+								"configProperty": "threshold1",
+								"fieldName": "Warning",
+								"handlerKey": "threshold1"
+							}
+						]
+					}
+				}
+			],
+			"type": "gauge",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"custom": {}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 7,
+				"w": 12,
+				"x": 0,
+				"y": 24
+			},
+			"id": 13,
+			"options": {
+				"colorMode": "value",
+				"graphMode": "none",
+				"justifyMode": "auto",
+				"orientation": "horizontal",
+				"reduceOptions": {
+					"calcs": [
+						"lastNotNull"
+					],
+					"fields": "",
+					"values": false
+				},
+				"text": {},
+				"textMode": "auto"
+			},
+			"pluginVersion": "8.1.0-pre",
+			"targets": [
+				{
+					"csvContent": "Name, City, Country, Value\nSensorA, Stockholm, Sweden, 20\nSensorB, London, England, 50\nSensorC, New York, USA,100",
+					"refId": "A",
+					"scenarioId": "csv_content"
+				}
+			],
+			"title": "Extra string fields to labels",
+			"transformations": [
+				{
+					"id": "rowsToFields",
+					"options": {}
+				}
+			],
+			"type": "stat",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h"
+		}
+	],
+	"refresh": "",
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"transform"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-6h",
+		"to": "now"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "",
+	"title": "Transforms - Rows to fields",
+	"uid": "PMtIInink",
+	"version": 1
+}

pkg/schema/testdata/devenvgoldenfiles/timeline-demo.json

@@ -0,0 +1,486 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"links": [],
+	"panels": [
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"fillOpacity": 80,
+						"lineWidth": 1
+					},
+					"mappings": [
+						{
+							"options": {
+								"CRITICAL": {
+									"color": "red",
+									"index": 3
+								},
+								"HIGH": {
+									"color": "orange",
+									"index": 2
+								},
+								"LOW": {
+									"color": "blue",
+									"index": 0
+								},
+								"NORMAL": {
+									"color": "green",
+									"index": 1
+								}
+							},
+							"type": "value"
+						}
+					],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 8,
+				"w": 24,
+				"x": 0,
+				"y": 0
+			},
+			"id": 9,
+			"options": {
+				"alignValue": "center",
+				"colWidth": 0.9,
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"mergeValues": true,
+				"rowHeight": 0.98,
+				"showValue": "always",
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"pluginVersion": "7.5.0-pre",
+			"targets": [
+				{
+					"alias": "SensorA",
+					"refId": "A",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "LOW,HIGH,NORMAL,NORMAL,NORMAL,LOW,LOW,NORMAL,HIGH,CRITICAL"
+				},
+				{
+					"alias": "SensorB",
+					"hide": false,
+					"refId": "B",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "NORMAL,LOW,LOW,CRITICAL,CRITICAL,LOW,LOW,NORMAL,HIGH,CRITICAL"
+				},
+				{
+					"alias": "SensorA",
+					"hide": false,
+					"refId": "C",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "NORMAL,NORMAL,NORMAL,NORMAL,CRITICAL,LOW,NORMAL,NORMAL,NORMAL,LOW"
+				}
+			],
+			"title": "State changes strings",
+			"type": "state-timeline",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"fillOpacity": 70,
+						"lineWidth": 1
+					},
+					"mappings": [
+						{
+							"options": {
+								"match": "true",
+								"result": {
+									"color": "semi-dark-green",
+									"index": 0,
+									"text": "ON"
+								}
+							},
+							"type": "special"
+						},
+						{
+							"options": {
+								"match": "false",
+								"result": {
+									"color": "red",
+									"index": 1,
+									"text": "OFF"
+								}
+							},
+							"type": "special"
+						}
+					],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 13,
+				"x": 0,
+				"y": 8
+			},
+			"id": 13,
+			"options": {
+				"alignValue": "center",
+				"colWidth": 1,
+				"legend": {
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false,
+					"calcs": []
+				},
+				"mergeValues": true,
+				"mode": "changes",
+				"rowHeight": 0.98,
+				"showValue": "always",
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"alias": "",
+					"refId": "A",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "true,false,true,true,true,true,false,false"
+				},
+				{
+					"hide": false,
+					"refId": "B",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "false,true,false,true,true,false,false,false,true,true"
+				},
+				{
+					"hide": false,
+					"refId": "C",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "true,false,true,true"
+				},
+				{
+					"hide": false,
+					"refId": "D",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "false,true,false,true,true"
+				}
+			],
+			"title": "State changes with boolean values",
+			"type": "state-timeline",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"description": "Should show gaps",
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"fillOpacity": 80,
+						"lineWidth": 1
+					},
+					"mappings": [
+						{
+							"options": {
+								"match": "true",
+								"result": {
+									"color": "semi-dark-green",
+									"index": 0,
+									"text": "ON"
+								}
+							},
+							"type": "special"
+						},
+						{
+							"options": {
+								"match": "false",
+								"result": {
+									"color": "red",
+									"index": 1,
+									"text": "OFF"
+								}
+							},
+							"type": "special"
+						}
+					],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 11,
+				"x": 13,
+				"y": 8
+			},
+			"id": 12,
+			"options": {
+				"alignValue": "center",
+				"colWidth": 1,
+				"legend": {
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false,
+					"calcs": []
+				},
+				"mergeValues": true,
+				"mode": "changes",
+				"rowHeight": 0.98,
+				"showValue": "always",
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"targets": [
+				{
+					"refId": "A",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "true,false,true,true,true,true,false,false"
+				},
+				{
+					"hide": false,
+					"refId": "B",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "false,true,false,true,true,false,false,false,true,true"
+				},
+				{
+					"hide": false,
+					"refId": "C",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "true,false,null,true,true"
+				},
+				{
+					"hide": false,
+					"refId": "D",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "false,null,null,false,true,true"
+				}
+			],
+			"title": "State changes with nulls",
+			"type": "state-timeline",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "continuous-GrYlRd"
+					},
+					"custom": {
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+						"lineWidth": 0
+					},
+					"decimals": 0,
+					"mappings": [],
+					"max": 30,
+					"min": -10,
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"unit": "short"
+				},
+				"overrides": []
+			},
+			"gridPos": {
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+				"w": 24,
+				"x": 0,
+				"y": 19
+			},
+			"id": 4,
+			"maxDataPoints": 20,
+			"options": {
+				"alignValue": "center",
+				"colWidth": 0.96,
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"rowHeight": 0.98,
+				"showValue": "always",
+				"tooltip": {
+					"mode": "single"
+				}
+			},
+			"pluginVersion": "7.5.0-pre",
+			"targets": [
+				{
+					"alias": "",
+					"csvWave": {
+						"timeStep": 60,
+						"valuesCSV": "0,0,2,2,1,1"
+					},
+					"lines": 10,
+					"max": 30,
+					"min": -10,
+					"noise": 2,
+					"points": [],
+					"pulseWave": {
+						"offCount": 3,
+						"offValue": 1,
+						"onCount": 3,
+						"onValue": 2,
+						"timeStep": 60
+					},
+					"refId": "A",
+					"scenarioId": "random_walk",
+					"seriesCount": 4,
+					"spread": 15,
+					"startValue": 5,
+					"stream": {
+						"bands": 1,
+						"noise": 2.2,
+						"speed": 250,
+						"spread": 3.5,
+						"type": "signal"
+					},
+					"stringInput": ""
+				}
+			],
+			"title": "Status map",
+			"type": "status-history",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		}
+	],
+	"refresh": false,
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"demo"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "now-1h",
+		"to": "now"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "utc",
+	"title": "Timeline Demo",
+	"uid": "mIJjFy8Kz",
+	"version": 3
+}

pkg/schema/testdata/devenvgoldenfiles/timeline-modes.json

@@ -0,0 +1,424 @@
+{
+	"annotations": {
+		"list": [
+			{
+				"builtIn": 1,
+				"datasource": "-- Grafana --",
+				"enable": true,
+				"hide": true,
+				"iconColor": "rgba(0, 211, 255, 1)",
+				"name": "Annotations & Alerts",
+				"target": {
+					"limit": 100,
+					"matchAny": false,
+					"tags": [],
+					"type": "dashboard"
+				},
+				"showIn": 0,
+				"type": "dashboard"
+			}
+		]
+	},
+	"editable": true,
+	"graphTooltip": 0,
+	"id": 329,
+	"links": [],
+	"panels": [
+		{
+			"fieldConfig": {
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+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"fillOpacity": 70,
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					}
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+			},
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+				"tooltip": {
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+					"scenarioId": "manual_entry",
+					"stream": {
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+						"speed": 250,
+						"spread": 3.5,
+						"type": "signal"
+					},
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+					],
+					"refId": "C",
+					"scenarioId": "manual_entry"
+				}
+			],
+			"title": "State timeline",
+			"type": "state-timeline",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "palette-classic"
+					},
+					"custom": {
+						"fillOpacity": 70,
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "absolute",
+						"steps": [
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+								"color": "green"
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+								"value": 80
+							}
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+			},
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+				"x": 0,
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+					"displayMode": "list",
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+				"rowHeight": 0.9,
+				"showValue": "always",
+				"tooltip": {
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+			"pluginVersion": "7.5.0-pre",
+			"targets": [
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+					"refId": "A",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "a,a,b,b,b,b,c,a,a,d,d,d,d,d"
+				},
+				{
+					"alias": "",
+					"refId": "B",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "null,null,e,e,e,null,null,e,null,null,e,null,e,e,e,e"
+				},
+				{
+					"refId": "C",
+					"scenarioId": "csv_metric_values",
+					"stringInput": "true,null,false,null,true,false"
+				}
+			],
+			"title": "State timeline (strings & booleans)",
+			"type": "state-timeline",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		},
+		{
+			"fieldConfig": {
+				"defaults": {
+					"color": {
+						"mode": "thresholds"
+					},
+					"custom": {
+						"fillOpacity": 70,
+						"lineWidth": 1
+					},
+					"mappings": [],
+					"thresholds": {
+						"mode": "percentage",
+						"steps": [
+							{
+								"color": "green"
+							},
+							{
+								"color": "#EAB839",
+								"value": 60
+							},
+							{
+								"color": "red",
+								"value": 80
+							}
+						]
+					},
+					"unit": "short"
+				},
+				"overrides": []
+			},
+			"gridPos": {
+				"h": 11,
+				"w": 24,
+				"x": 0,
+				"y": 21
+			},
+			"id": 4,
+			"maxDataPoints": 20,
+			"options": {
+				"colWidth": 0.9,
+				"legend": {
+					"calcs": [],
+					"displayMode": "list",
+					"placement": "bottom",
+					"asTable": false,
+					"isVisible": false
+				},
+				"rowHeight": 0.9,
+				"showValue": "always",
+				"tooltip": {
+					"mode": "single"
+				},
+				"alignValue": "left"
+			},
+			"pluginVersion": "7.5.0-pre",
+			"targets": [
+				{
+					"alias": "",
+					"csvWave": {
+						"timeStep": 60,
+						"valuesCSV": "0,0,2,2,1,1"
+					},
+					"lines": 10,
+					"points": [],
+					"pulseWave": {
+						"offCount": 3,
+						"offValue": 1,
+						"onCount": 3,
+						"onValue": 2,
+						"timeStep": 60
+					},
+					"refId": "A",
+					"scenarioId": "random_walk",
+					"seriesCount": 4,
+					"spread": 14.9,
+					"stream": {
+						"bands": 1,
+						"noise": 2.2,
+						"speed": 250,
+						"spread": 3.5,
+						"type": "signal"
+					},
+					"stringInput": ""
+				}
+			],
+			"title": "Status grid",
+			"type": "status-history",
+			"panelSchema": [
+				0,
+				0
+			],
+			"transparent": false,
+			"repeatDirection": "h",
+			"transformations": []
+		}
+	],
+	"refresh": false,
+	"schemaVersion": 30,
+	"style": "dark",
+	"tags": [
+		"gdev",
+		"panel-tests"
+	],
+	"templating": {
+		"list": []
+	},
+	"time": {
+		"from": "2021-03-24T03:00:00.000Z",
+		"to": "2021-03-24T07:00:00.000Z"
+	},
+	"timepicker": {
+		"collapse": false,
+		"enable": true,
+		"hidden": false,
+		"refresh_intervals": [
+			"5s",
+			"10s",
+			"30s",
+			"1m",
+			"5m",
+			"15m",
+			"30m",
+			"1h",
+			"2h",
+			"1d"
+		]
+	},
+	"timezone": "utc",
+	"title": "Timeline Modes",
+	"uid": "mIJjFy8Gz",
+	"version": 13
+}

pkg/schema/testdata/trimapplydefaults/basicList.txtar

@@ -33,7 +33,7 @@ Verifies common usecases for trimdefault/applydefault functions:
   }
 }
 
--- Trimed --
+-- Trimmed --
 {
   "timepicker": {
     "collapse": true

pkg/schema/testdata/trimapplydefaults/basicStruct.txtar

@@ -17,19 +17,19 @@ Verifies common usecases for trimdefault/applydefault functions:
 
 -- Full --
 {
-  "id": 42,
-  "uid": "emal8gQMz",
-  "style": "light",
   "editable": true,
+  "graphTooltip": 0,
+  "id": 42,
   "schemaVersion": 27,
-  "version": 2,
+  "style": "light",
-  "graphTooltip": 0
+  "uid": "emal8gQMz",
+  "version": 2
 }
 
--- Trimed --
+-- Trimmed --
 {
   "id": 42,
-  "uid": "emal8gQMz",
   "schemaVersion": 27,
+  "uid": "emal8gQMz",
   "version": 2
 }

pkg/schema/testdata/trimapplydefaults/disjuctList.txtar

@@ -0,0 +1,71 @@
+Verifies common usecases for trimdefault/applydefault functions:
+* open structure should be kept when fields not present
+
+-- CUE --
+#ListA: {
+  datasource: "gdev-postgres"
+  hide: number | *0
+  includeAll : bool | *true
+  label: string | *"Datacenter"
+}
+#ListB: {
+  datasource: "gdev-mysql"
+  hide: number | *1
+  includeAll : bool | *false
+  label: string | *"Datacenter"
+}
+#ListC: {
+  datasource: !=""
+  hide: number | *2
+  includeAll : bool | *false
+  label: string | *"Awesome"
+}
+{ 
+  templating?: list: [...#ListA | #ListB | #ListC]
+}
+
+-- Full --
+{
+  "templating": {
+    "list": [
+      {
+        "datasource": "gdev-postgres",
+        "hide": 0,
+        "includeAll": false,
+        "label": "Datacenter"
+      },
+      {
+        "datasource": "gdev-mysql",
+        "hide": 0,
+        "includeAll": false,
+        "label": "Datacenter" 
+      },
+      {
+        "datasource": "gdev-random",
+        "hide": 2,
+        "includeAll": false,
+        "label": "Datacenter" 
+      }
+    ]
+  }
+}
+
+-- Trimmed --
+{
+  "templating": {
+    "list": [
+      {
+        "datasource": "gdev-postgres",
+        "includeAll": false
+      },
+      {
+        "datasource": "gdev-mysql",
+        "hide": 0
+      },
+      {
+        "datasource": "gdev-random",
+        "label": "Datacenter" 
+      }
+    ]
+  }
+}

pkg/schema/testdata/trimapplydefaults/nestedList.txtar

@@ -20,27 +20,27 @@ Verifies common usecases for trimdefault/applydefault functions:
 -- Full --
 {
   "annotations": {
-    "list": [
+      "list": [
-      {
+          {
-        "builtIn": 1,
+              "builtIn": 1,
-        "datasource": "-- Grafana --",
+              "datasource": "-- Grafana --",
-        "name": "Annotations & Alerts",
+              "name": "Annotations & Alerts",
-        "type": "dashboard",
+              "showIn": 0,
-        "showIn": 0
+              "type": "dashboard"
-      }
+          }
-    ]
+      ]
   }
 }
 
--- Trimed --
+-- Trimmed --
 {
   "annotations": {
-    "list": [
+      "list": [
-      {
+          {
-        "builtIn": 1,
+              "builtIn": 1,
-        "datasource": "-- Grafana --",
+              "datasource": "-- Grafana --",
-        "name": "Annotations & Alerts"
+              "name": "Annotations & Alerts"
-      }
+          }
-    ]
+      ]
   }
 }

pkg/schema/testdata/trimapplydefaults/nestedStruct.txtar

@@ -39,7 +39,7 @@ Verifies common usecases for trimdefault/applydefault functions:
   }
 }
 
--- Trimed --
+-- Trimmed --
 {
   "templating": {
     "list": [

pkg/services/schemaloader/schemaloader.go

@@ -73,11 +73,11 @@ func (rs *SchemaLoaderService) DashboardTrimDefaults(input simplejson.Json) (sim
 	val = removeNils(val)
 	data, _ := json.Marshal(val)
 
-	dsSchema, err := schema.SearchAndValidate(rs.DashFamily, data)
+	dsSchema, err := schema.SearchAndValidate(rs.DashFamily, string(data))
 	if err != nil {
 		return input, err
 	}
-	// spew.Dump(dsSchema)
+
 	result, err := schema.TrimDefaults(schema.Resource{Value: data}, dsSchema.CUE())
 	if err != nil {
 		return input, err