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c63ebc887b
grafana/pkg/tsdb/mysql/mysql_test.go
Kat Yang c63ebc887b
Chore: Run integration tests without grabpl (#49448) 
* Chore: Run integration tests without grabpl

* Add new step for integration tests in lib.star

* Remove old integration test step from lib.star

* Change drone signature

* Fix: Edit starlark integration step to not affect enterprise

* Remove all build tags & rename starlark integration test step

* Resync .drone.yml with .drone.star

* Fix lint errors

* Fix lint errors

* Fix lint errors

* Fix more lint errors

* Fix another lint error

* Rename integration test step

* Fix last lint error

* Recomment enterprise step

* Remove comment from Makefile

Co-authored-by: Ida Furjesova <ida.furjesova@grafana.com>
2022-06-01 14:55:22 -04:00

1262 lines
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package mysql
import (
"context"
"fmt"
"math/rand"
"strings"
"testing"
"time"
"github.com/grafana/grafana-plugin-sdk-go/backend"
"github.com/grafana/grafana-plugin-sdk-go/data"
"github.com/grafana/grafana/pkg/services/sqlstore"
"github.com/grafana/grafana/pkg/services/sqlstore/sqlutil"
"github.com/grafana/grafana/pkg/tsdb/sqleng"
"github.com/stretchr/testify/require"
"xorm.io/xorm"
)
// To run this test, set runMySqlTests=true
// Or from the commandline: GRAFANA_TEST_DB=mysql go test -v ./pkg/tsdb/mysql
// The tests require a MySQL db named grafana_ds_tests and a user/password grafana/password
// Use the docker/blocks/mysql_tests/docker-compose.yaml to spin up a
// preconfigured MySQL server suitable for running these tests.
// There is also a datasource and dashboard provisioned by devenv scripts that you can
// use to verify that the generated data are visualized as expected, see
// devenv/README.md for setup instructions.
func TestIntegrationMySQL(t *testing.T) {
// change to true to run the MySQL tests
runMySQLTests := false
// runMySqlTests := true
if !(sqlstore.IsTestDbMySQL() || runMySQLTests) {
t.Skip()
}
x := InitMySQLTestDB(t)
origXormEngine := sqleng.NewXormEngine
origInterpolate := sqleng.Interpolate
t.Cleanup(func() {
sqleng.NewXormEngine = origXormEngine
sqleng.Interpolate = origInterpolate
})
sqleng.NewXormEngine = func(d, c string) (*xorm.Engine, error) {
return x, nil
}
sqleng.Interpolate = func(query backend.DataQuery, timeRange backend.TimeRange, timeInterval string, sql string) (string, error) {
return sql, nil
}
dsInfo := sqleng.DataSourceInfo{
JsonData: sqleng.JsonData{
MaxOpenConns: 0,
MaxIdleConns: 2,
ConnMaxLifetime: 14400,
},
}
config := sqleng.DataPluginConfiguration{
DriverName: "mysql",
ConnectionString: "",
DSInfo: dsInfo,
TimeColumnNames: []string{"time", "time_sec"},
MetricColumnTypes: []string{"CHAR", "VARCHAR", "TINYTEXT", "TEXT", "MEDIUMTEXT", "LONGTEXT"},
RowLimit: 1000000,
}
rowTransformer := mysqlQueryResultTransformer{
log: logger,
}
exe, err := sqleng.NewQueryDataHandler(config, &rowTransformer, newMysqlMacroEngine(logger), logger)
require.NoError(t, err)
sess := x.NewSession()
t.Cleanup(sess.Close)
fromStart := time.Date(2018, 3, 15, 13, 0, 0, 0, time.UTC)
t.Run("Given a table with different native data types", func(t *testing.T) {
exists, err := sess.IsTableExist("mysql_types")
require.NoError(t, err)
if exists {
err := sess.DropTable("mysql_types")
require.NoError(t, err)
}
sql := "CREATE TABLE `mysql_types` ("
sql += "`atinyint` tinyint(1) NOT NULL,"
sql += "`avarchar` varchar(3) NOT NULL,"
sql += "`achar` char(3),"
sql += "`amediumint` mediumint NOT NULL,"
sql += "`asmallint` smallint NOT NULL,"
sql += "`abigint` bigint NOT NULL,"
sql += "`aint` int(11) NOT NULL,"
sql += "`adouble` double(10,2),"
sql += "`anewdecimal` decimal(10,2),"
sql += "`afloat` float(10,2) NOT NULL,"
sql += "`atimestamp` timestamp NOT NULL,"
sql += "`adatetime` datetime NOT NULL,"
sql += "`atime` time NOT NULL,"
sql += "`ayear` year," // Crashes xorm when running cleandb
sql += "`abit` bit(1),"
sql += "`atinytext` tinytext,"
sql += "`atinyblob` tinyblob,"
sql += "`atext` text,"
sql += "`ablob` blob,"
sql += "`amediumtext` mediumtext,"
sql += "`amediumblob` mediumblob,"
sql += "`alongtext` longtext,"
sql += "`alongblob` longblob,"
sql += "`aenum` enum('val1', 'val2'),"
sql += "`aset` set('a', 'b', 'c', 'd'),"
sql += "`adate` date,"
sql += "`time_sec` datetime(6),"
sql += "`aintnull` int(11),"
sql += "`afloatnull` float(10,2),"
sql += "`avarcharnull` varchar(3),"
sql += "`adecimalnull` decimal(10,2)"
sql += ") ENGINE=InnoDB DEFAULT CHARSET=latin1;"
_, err = sess.Exec(sql)
require.NoError(t, err)
sql = "INSERT INTO `mysql_types` "
sql += "(`atinyint`, `avarchar`, `achar`, `amediumint`, `asmallint`, `abigint`, `aint`, `adouble`, "
sql += "`anewdecimal`, `afloat`, `atimestamp`, `adatetime`, `atime`, `ayear`, `abit`, `atinytext`, "
sql += "`atinyblob`, `atext`, `ablob`, `amediumtext`, `amediumblob`, `alongtext`, `alongblob`, "
sql += "`aenum`, `aset`, `adate`, `time_sec`) "
sql += "VALUES(1, 'abc', 'def', 1, 10, 100, 1420070400, 1.11, "
sql += "2.22, 3.33, current_timestamp(), now(), '11:11:11', '2018', 1, 'tinytext', "
sql += "'tinyblob', 'text', 'blob', 'mediumtext', 'mediumblob', 'longtext', 'longblob', "
sql += "'val2', 'a,b', curdate(), '2018-01-01 00:01:01.123456');"
_, err = sess.Exec(sql)
require.NoError(t, err)
t.Run("Query with Table format should map MySQL column types to Go types", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT * FROM mysql_types",
"format": "table"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Len(t, frames, 1)
frameOne := frames[0]
require.Len(t, frames[0].Fields, 31)
require.Equal(t, int64(1), *(frameOne.Fields[0].At(0).(*int64)))
require.Equal(t, "abc", *frameOne.Fields[1].At(0).(*string))
require.Equal(t, "def", *frameOne.Fields[2].At(0).(*string))
require.Equal(t, int32(1), frameOne.Fields[3].At(0).(int32))
require.Equal(t, int64(10), *(frameOne.Fields[4].At(0).(*int64)))
require.Equal(t, int64(100), *(frameOne.Fields[5].At(0).(*int64)))
require.Equal(t, int64(1420070400), *(frameOne.Fields[6].At(0).(*int64)))
require.Equal(t, 1.11, *frameOne.Fields[7].At(0).(*float64))
require.Equal(t, 2.22, *frameOne.Fields[8].At(0).(*float64))
require.Equal(t, float64(3.33), *(frameOne.Fields[9].At(0).(*float64)))
require.WithinDuration(t, time.Now().UTC(), *frameOne.Fields[10].At(0).(*time.Time), 10*time.Second)
require.WithinDuration(t, time.Now(), *frameOne.Fields[11].At(0).(*time.Time), 10*time.Second)
require.Equal(t, "11:11:11", *frameOne.Fields[12].At(0).(*string))
require.Equal(t, int64(2018), *frameOne.Fields[13].At(0).(*int64))
require.Equal(t, string([]byte{1}), *frameOne.Fields[14].At(0).(*string))
require.Equal(t, "tinytext", *frameOne.Fields[15].At(0).(*string))
require.Equal(t, "tinyblob", *frameOne.Fields[16].At(0).(*string))
require.Equal(t, "text", *frameOne.Fields[17].At(0).(*string))
require.Equal(t, "blob", *frameOne.Fields[18].At(0).(*string))
require.Equal(t, "mediumtext", *frameOne.Fields[19].At(0).(*string))
require.Equal(t, "mediumblob", *frameOne.Fields[20].At(0).(*string))
require.Equal(t, "longtext", *frameOne.Fields[21].At(0).(*string))
require.Equal(t, "longblob", *frameOne.Fields[22].At(0).(*string))
require.Equal(t, "val2", *frameOne.Fields[23].At(0).(*string))
require.Equal(t, "a,b", *frameOne.Fields[24].At(0).(*string))
require.Equal(t, time.Now().UTC().Format("2006-01-02T00:00:00Z"), (*frameOne.Fields[25].At(0).(*time.Time)).Format("2006-01-02T00:00:00Z"))
require.Equal(t, int64(1514764861123456000), frameOne.Fields[26].At(0).(*time.Time).UnixNano())
require.Nil(t, frameOne.Fields[27].At(0))
require.Nil(t, frameOne.Fields[28].At(0))
require.Nil(t, frameOne.Fields[29].At(0))
require.Nil(t, frameOne.Fields[30].At(0))
})
})
t.Run("Given a table with metrics that lacks data for some series ", func(t *testing.T) {
type metric struct {
Time time.Time
Value int64
}
exists, err := sess.IsTableExist(metric{})
require.NoError(t, err)
if exists {
err := sess.DropTable(metric{})
require.NoError(t, err)
}
err = sess.CreateTable(metric{})
require.NoError(t, err)
series := []*metric{}
firstRange := genTimeRangeByInterval(fromStart, 10*time.Minute, 10*time.Second)
secondRange := genTimeRangeByInterval(fromStart.Add(20*time.Minute), 10*time.Minute, 10*time.Second)
for _, t := range firstRange {
series = append(series, &metric{
Time: t,
Value: 15,
})
}
for _, t := range secondRange {
series = append(series, &metric{
Time: t,
Value: 20,
})
}
_, err = sess.InsertMulti(series)
require.NoError(t, err)
t.Run("When doing a metric query using timeGroup", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, '5m') as time_sec, avg(value) as value FROM metric GROUP BY 1 ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
// without fill this should result in 4 buckets
require.Equal(t, 4, frames[0].Fields[0].Len())
dt := fromStart
for i := 0; i < 2; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(15), aValue)
require.Equal(t, dt.Unix(), aTime.Unix())
dt = dt.Add(5 * time.Minute)
}
// adjust for 10 minute gap between first and second set of points
dt = dt.Add(10 * time.Minute)
for i := 2; i < 4; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(20), aValue)
require.Equal(t, dt.Unix(), aTime.Unix())
dt = dt.Add(5 * time.Minute)
}
})
t.Run("When doing a metric query using timeGroup with NULL fill enabled", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, '5m', NULL) as time_sec, avg(value) as value FROM metric GROUP BY 1 ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: fromStart,
To: fromStart.Add(34 * time.Minute),
},
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 7, frames[0].Fields[0].Len())
dt := fromStart
for i := 0; i < 2; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(15), aValue)
require.Equal(t, dt.Unix(), aTime.Unix())
dt = dt.Add(5 * time.Minute)
}
// check for NULL values inserted by fill
require.Nil(t, frames[0].Fields[1].At(2).(*float64))
require.Nil(t, frames[0].Fields[1].At(3).(*float64))
// adjust for 10 minute gap between first and second set of points
dt = dt.Add(10 * time.Minute)
for i := 4; i < 6; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(20), aValue)
require.Equal(t, dt.Unix(), aTime.Unix())
dt = dt.Add(5 * time.Minute)
}
// check for NULL values inserted by fill
require.Nil(t, frames[0].Fields[1].At(6).(*float64))
})
t.Run("When doing a metric query using timeGroup and $__interval", func(t *testing.T) {
mockInterpolate := sqleng.Interpolate
sqleng.Interpolate = origInterpolate
t.Cleanup(func() {
sqleng.Interpolate = mockInterpolate
})
t.Run("Should replace $__interval", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, $__interval) AS time, avg(value) as value FROM metric GROUP BY 1 ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: fromStart,
To: fromStart.Add(30 * time.Minute),
},
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, "SELECT UNIX_TIMESTAMP(time) DIV 60 * 60 AS time, avg(value) as value FROM metric GROUP BY 1 ORDER BY 1", frames[0].Meta.ExecutedQueryString)
})
})
t.Run("When doing a metric query using timeGroup with value fill enabled", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, '5m', 1.5) as time_sec, avg(value) as value FROM metric GROUP BY 1 ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: fromStart,
To: fromStart.Add(34 * time.Minute),
},
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, data.TimeSeriesTimeFieldName, frames[0].Fields[0].Name)
require.Equal(t, 7, frames[0].Fields[0].Len())
require.Equal(t, 1.5, *frames[0].Fields[1].At(3).(*float64))
})
t.Run("When doing a metric query using timeGroup with previous fill enabled", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, '5m', previous) as time_sec, avg(value) as value FROM metric GROUP BY 1 ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: fromStart,
To: fromStart.Add(34 * time.Minute),
},
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, float64(15.0), *frames[0].Fields[1].At(2).(*float64))
require.Equal(t, float64(15.0), *frames[0].Fields[1].At(3).(*float64))
require.Equal(t, float64(20.0), *frames[0].Fields[1].At(6).(*float64))
})
})
t.Run("Given a table with metrics having multiple values and measurements", func(t *testing.T) {
type metric_values struct {
Time time.Time `xorm:"datetime 'time' not null"`
TimeNullable *time.Time `xorm:"datetime(6) 'timeNullable' null"`
TimeInt64 int64 `xorm:"bigint(20) 'timeInt64' not null"`
TimeInt64Nullable *int64 `xorm:"bigint(20) 'timeInt64Nullable' null"`
TimeFloat64 float64 `xorm:"double 'timeFloat64' not null"`
TimeFloat64Nullable *float64 `xorm:"double 'timeFloat64Nullable' null"`
TimeInt32 int32 `xorm:"int(11) 'timeInt32' not null"`
TimeInt32Nullable *int32 `xorm:"int(11) 'timeInt32Nullable' null"`
TimeFloat32 float32 `xorm:"double 'timeFloat32' not null"`
TimeFloat32Nullable *float32 `xorm:"double 'timeFloat32Nullable' null"`
Measurement string
ValueOne int64 `xorm:"integer 'valueOne'"`
ValueTwo int64 `xorm:"integer 'valueTwo'"`
ValueThree int64 `xorm:"tinyint(1) null 'valueThree'"`
ValueFour int64 `xorm:"smallint(1) null 'valueFour'"`
}
exists, err := sess.IsTableExist(metric_values{})
require.NoError(t, err)
if exists {
err := sess.DropTable(metric_values{})
require.NoError(t, err)
}
err = sess.CreateTable(metric_values{})
require.NoError(t, err)
rand.Seed(time.Now().Unix())
rnd := func(min, max int64) int64 {
return rand.Int63n(max-min) + min
}
var tInitial time.Time
series := []*metric_values{}
for i, t := range genTimeRangeByInterval(fromStart.Add(-30*time.Minute), 90*time.Minute, 5*time.Minute) {
if i == 0 {
tInitial = t
}
tSeconds := t.Unix()
tSecondsInt32 := int32(tSeconds)
tSecondsFloat32 := float32(tSeconds)
tMilliseconds := tSeconds * 1e3
tMillisecondsFloat := float64(tMilliseconds)
t2 := t
first := metric_values{
Time: t,
TimeNullable: &t2,
TimeInt64: tMilliseconds,
TimeInt64Nullable: &(tMilliseconds),
TimeFloat64: tMillisecondsFloat,
TimeFloat64Nullable: &tMillisecondsFloat,
TimeInt32: tSecondsInt32,
TimeInt32Nullable: &tSecondsInt32,
TimeFloat32: tSecondsFloat32,
TimeFloat32Nullable: &tSecondsFloat32,
Measurement: "Metric A",
ValueOne: rnd(0, 100),
ValueTwo: rnd(0, 100),
ValueThree: int64(6),
ValueFour: int64(8),
}
second := first
second.Measurement = "Metric B"
second.ValueOne = rnd(0, 100)
second.ValueTwo = rnd(0, 100)
second.ValueThree = int64(6)
second.ValueFour = int64(8)
series = append(series, &first)
series = append(series, &second)
}
_, err = sess.InsertMulti(series)
require.NoError(t, err)
t.Run("When doing a metric query using time as time column should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time, valueOne FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Len(t, frames, 1)
require.Equal(t, data.TimeSeriesTimeFieldName, frames[0].Fields[0].Name)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using tinyint as value column should return metric with value in *float64", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time, valueThree FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Len(t, frames, 1)
require.Equal(t, float64(6), *frames[0].Fields[1].At(0).(*float64))
})
t.Run("When doing a metric query using smallint as value column should return metric with value in *float64", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time, valueFour FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Len(t, frames, 1)
require.Equal(t, float64(8), *frames[0].Fields[1].At(0).(*float64))
})
t.Run("When doing a metric query using time (nullable) as time column should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeNullable as time, valueOne FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (int64) as time column and value column (int64) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeInt64 as time, timeInt64 FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (int64 nullable) as time column and value column (int64 nullable) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeInt64Nullable as time, timeInt64Nullable FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (float64) as time column and value column (float64) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeFloat64 as time, timeFloat64 FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (float64 nullable) as time column and value column (float64 nullable) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeFloat64Nullable as time, timeFloat64Nullable FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (int32) as time column and value column (int32) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeInt32 as time, timeInt32 FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (int32 nullable) as time column and value column (int32 nullable) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeInt32Nullable as time, timeInt32Nullable FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.True(t, tInitial.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (float32) as time column and value column (float32) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeFloat32 as time, timeFloat32 FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
aTime := time.Unix(0, int64(float64(float32(tInitial.Unix()))*1e3)*int64(time.Millisecond))
require.True(t, aTime.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query using epoch (float32 nullable) as time column and value column (float32 nullable) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT timeFloat32Nullable as time, timeFloat32Nullable FROM metric_values ORDER BY time LIMIT 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
aTime := time.Unix(0, int64(float64(float32(tInitial.Unix()))*1e3)*int64(time.Millisecond))
require.True(t, aTime.Equal(*frames[0].Fields[0].At(0).(*time.Time)))
})
t.Run("When doing a metric query grouping by time and select metric column should return correct series", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__time(time), CONCAT(measurement, ' - value one') as metric, valueOne FROM metric_values ORDER BY 1,2",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Len(t, frames[0].Fields, 3)
require.Equal(t, "Metric A - value one", frames[0].Fields[1].Name)
require.Equal(t, "Metric B - value one", frames[0].Fields[2].Name)
})
t.Run("When doing a metric query with metric column and multiple value columns", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__time(time), measurement as metric, valueOne, valueTwo FROM metric_values ORDER BY 1,2",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Len(t, frames, 1)
require.Len(t, frames[0].Fields, 5)
require.Equal(t, "valueOne", frames[0].Fields[1].Name)
require.Equal(t, data.Labels{"metric": "Metric A"}, frames[0].Fields[1].Labels)
require.Equal(t, "valueOne", frames[0].Fields[2].Name)
require.Equal(t, data.Labels{"metric": "Metric B"}, frames[0].Fields[2].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[3].Name)
require.Equal(t, data.Labels{"metric": "Metric A"}, frames[0].Fields[3].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[4].Name)
require.Equal(t, data.Labels{"metric": "Metric B"}, frames[0].Fields[4].Labels)
})
t.Run("When doing a metric query grouping by time should return correct series", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__time(time), valueOne, valueTwo FROM metric_values ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Len(t, frames[0].Fields, 3)
require.Equal(t, "valueOne", frames[0].Fields[1].Name)
require.Equal(t, "valueTwo", frames[0].Fields[2].Name)
})
})
t.Run("When doing a query with timeFrom,timeTo,unixEpochFrom,unixEpochTo macros", func(t *testing.T) {
sqleng.Interpolate = origInterpolate
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time FROM metric_values WHERE time > $__timeFrom() OR time < $__timeTo() OR 1 < $__unixEpochFrom() OR $__unixEpochTo() > 1 ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{From: fromStart.Add(-5 * time.Minute), To: fromStart},
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, "SELECT time FROM metric_values WHERE time > FROM_UNIXTIME(1521118500) OR time < FROM_UNIXTIME(1521118800) OR 1 < 1521118500 OR 1521118800 > 1 ORDER BY 1", frames[0].Meta.ExecutedQueryString)
})
t.Run("Given a table with event data", func(t *testing.T) {
type event struct {
TimeSec int64
Description string
Tags string
}
exists, err := sess.IsTableExist(event{})
require.NoError(t, err)
if exists {
err := sess.DropTable(event{})
require.NoError(t, err)
}
err = sess.CreateTable(event{})
require.NoError(t, err)
events := []*event{}
for _, t := range genTimeRangeByInterval(fromStart.Add(-20*time.Minute), 60*time.Minute, 25*time.Minute) {
events = append(events, &event{
TimeSec: t.Unix(),
Description: "Someone deployed something",
Tags: "deploy",
})
events = append(events, &event{
TimeSec: t.Add(5 * time.Minute).Unix(),
Description: "New support ticket registered",
Tags: "ticket",
})
}
for _, e := range events {
_, err := sess.Insert(e)
require.NoError(t, err)
}
t.Run("When doing an annotation query of deploy events should return expected result", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time_sec, description as text, tags FROM event WHERE $__unixEpochFilter(time_sec) AND tags='deploy' ORDER BY 1 ASC",
"format": "table"
}`),
RefID: "Deploys",
TimeRange: backend.TimeRange{
From: fromStart.Add(-20 * time.Minute),
To: fromStart.Add(40 * time.Minute),
},
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["Deploys"]
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Len(t, frames[0].Fields, 3)
require.Equal(t, 3, frames[0].Fields[0].Len())
})
t.Run("When doing an annotation query of ticket events should return expected result", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time_sec, description as text, tags FROM event WHERE $__unixEpochFilter(time_sec) AND tags='ticket' ORDER BY 1 ASC",
"format": "table"
}`),
RefID: "Tickets",
TimeRange: backend.TimeRange{
From: fromStart.Add(-20 * time.Minute),
To: fromStart.Add(40 * time.Minute),
},
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["Tickets"]
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Len(t, frames[0].Fields, 3)
require.Equal(t, 3, frames[0].Fields[0].Len())
})
t.Run("When doing an annotation query with a time column in datetime format", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 0, time.UTC)
dtFormat := "2006-01-02 15:04:05.999999999"
queryJson := fmt.Sprintf("{\"rawSql\": \"SELECT CAST('%s' as datetime) as time_sec, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Format(dtFormat))
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryJson),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, 1, frames[0].Fields[0].Len())
//Should be in time.Time
require.Equal(t, dt.Unix(), (*frames[0].Fields[0].At(0).(*time.Time)).Unix())
})
t.Run("When doing an annotation query with a time column in epoch second format should return ms", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
queryJson := fmt.Sprintf("{\"rawSql\": \"SELECT %d as time_sec, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Unix())
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryJson),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, 1, frames[0].Fields[0].Len())
//Should be in time.Time
require.Equal(t, dt.Unix(), (*frames[0].Fields[0].At(0).(*time.Time)).Unix())
})
t.Run("When doing an annotation query with a time column in epoch second format (signed integer) should return ms", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 0, time.Local)
queryJson := fmt.Sprintf("{\"rawSql\": \"SELECT CAST('%d' as signed integer) as time_sec, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Unix())
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryJson),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, 1, frames[0].Fields[0].Len())
//Should be in time.Time
require.Equal(t, dt.Unix(), (*frames[0].Fields[0].At(0).(*time.Time)).Unix())
})
t.Run("When doing an annotation query with a time column in epoch millisecond format should return ms", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
queryJson := fmt.Sprintf("{\"rawSql\": \"SELECT %d as time_sec, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Unix()*1000)
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryJson),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, 1, frames[0].Fields[0].Len())
//Should be in time.Time
require.Equal(t, dt.Unix(), (*frames[0].Fields[0].At(0).(*time.Time)).Unix())
})
t.Run("When doing an annotation query with a time column holding a unsigned integer null value should return nil", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT cast(null as unsigned integer) as time_sec, 'message' as text, 'tag1,tag2' as tags",
"format": "table"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, 1, frames[0].Fields[0].Len())
//Should be in time.Time
require.Nil(t, frames[0].Fields[0].At(0))
})
t.Run("When doing an annotation query with a time column holding a DATETIME null value should return nil", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT cast(null as DATETIME) as time_sec, 'message' as text, 'tag1,tag2' as tags",
"format": "table"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, 1, frames[0].Fields[0].Len())
//Should be in time.Time
require.Nil(t, frames[0].Fields[0].At(0))
})
t.Run("When doing an annotation query with a time and timeend column should return two fields of type time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT 1631053772276 as time, 1631054012276 as timeend, '' as text, '' as tags",
"format": "table"
}`),
RefID: "A",
},
},
}
resp, err := exe.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 4, len(frames[0].Fields))
require.Equal(t, data.FieldTypeNullableTime, frames[0].Fields[0].Type())
require.Equal(t, data.FieldTypeNullableTime, frames[0].Fields[1].Type())
})
t.Run("When row limit set to 1", func(t *testing.T) {
dsInfo := sqleng.DataSourceInfo{}
config := sqleng.DataPluginConfiguration{
DriverName: "mysql",
ConnectionString: "",
DSInfo: dsInfo,
TimeColumnNames: []string{"time", "time_sec"},
MetricColumnTypes: []string{"CHAR", "VARCHAR", "TINYTEXT", "TEXT", "MEDIUMTEXT", "LONGTEXT"},
RowLimit: 1,
}
queryResultTransformer := mysqlQueryResultTransformer{
log: logger,
}
handler, err := sqleng.NewQueryDataHandler(config, &queryResultTransformer, newMysqlMacroEngine(logger), logger)
require.NoError(t, err)
t.Run("When doing a table query that returns 2 rows should limit the result to 1 row", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT 1 as value UNION ALL select 2 as value",
"format": "table"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: time.Now(),
To: time.Now(),
},
},
},
}
resp, err := handler.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 1, len(frames[0].Fields))
require.Equal(t, 1, frames[0].Rows())
require.Len(t, frames[0].Meta.Notices, 1)
require.Equal(t, data.NoticeSeverityWarning, frames[0].Meta.Notices[0].Severity)
})
t.Run("When doing a time series that returns 2 rows should limit the result to 1 row", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT 1 as time, 1 as value UNION ALL select 2 as time, 2 as value",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: time.Now(),
To: time.Now(),
},
},
},
}
resp, err := handler.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 2, len(frames[0].Fields))
require.Equal(t, 1, frames[0].Rows())
require.Len(t, frames[0].Meta.Notices, 1)
require.Equal(t, data.NoticeSeverityWarning, frames[0].Meta.Notices[0].Severity)
})
})
})
}
func InitMySQLTestDB(t *testing.T) *xorm.Engine {
testDB := sqlutil.MySQLTestDB()
x, err := xorm.NewEngine(testDB.DriverName, strings.Replace(testDB.ConnStr, "/grafana_tests",
"/grafana_ds_tests", 1)+"&parseTime=true&loc=UTC")
if err != nil {
t.Fatalf("Failed to init mysql db %v", err)
}
x.DatabaseTZ = time.UTC
x.TZLocation = time.UTC
// x.ShowSQL()
return x
}
func genTimeRangeByInterval(from time.Time, duration time.Duration, interval time.Duration) []time.Time {
durationSec := int64(duration.Seconds())
intervalSec := int64(interval.Seconds())
timeRange := []time.Time{}
for i := int64(0); i < durationSec; i += intervalSec {
timeRange = append(timeRange, from)
from = from.Add(time.Duration(int64(time.Second) * intervalSec))
}
return timeRange
}
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