opentofu/terraform/context_refresh_test.go
James Nugent b190aa05a5 core: Add missing OutputStates in synthetic state
In cases where we construct state directly rather than reading it via
the usual methods, we need to ensure that the necessary maps are
initialized correctly.
2016-06-22 17:06:41 +03:00

884 lines
20 KiB
Go

package terraform
import (
"reflect"
"sort"
"strings"
"sync"
"testing"
)
func TestContext2Refresh(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-basic")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "foo",
},
},
},
},
},
},
})
p.RefreshFn = nil
p.RefreshReturn = &InstanceState{
ID: "foo",
}
s, err := ctx.Refresh()
mod := s.RootModule()
if err != nil {
t.Fatalf("err: %s", err)
}
if !p.RefreshCalled {
t.Fatal("refresh should be called")
}
if p.RefreshState.ID != "foo" {
t.Fatalf("bad: %#v", p.RefreshState)
}
if !reflect.DeepEqual(mod.Resources["aws_instance.web"].Primary, p.RefreshReturn) {
t.Fatalf("bad: %#v %#v", mod.Resources["aws_instance.web"], p.RefreshReturn)
}
for _, r := range mod.Resources {
if r.Type == "" {
t.Fatalf("no type: %#v", r)
}
}
}
func TestContext2Refresh_targeted(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-targeted")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_vpc.metoo": resourceState("aws_vpc", "vpc-abc123"),
"aws_instance.notme": resourceState("aws_instance", "i-bcd345"),
"aws_instance.me": resourceState("aws_instance", "i-abc123"),
"aws_elb.meneither": resourceState("aws_elb", "lb-abc123"),
},
},
},
},
Targets: []string{"aws_instance.me"},
})
refreshedResources := make([]string, 0, 2)
p.RefreshFn = func(i *InstanceInfo, is *InstanceState) (*InstanceState, error) {
refreshedResources = append(refreshedResources, i.Id)
return is, nil
}
_, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
expected := []string{"aws_vpc.metoo", "aws_instance.me"}
if !reflect.DeepEqual(refreshedResources, expected) {
t.Fatalf("expected: %#v, got: %#v", expected, refreshedResources)
}
}
func TestContext2Refresh_targetedCount(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-targeted-count")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_vpc.metoo": resourceState("aws_vpc", "vpc-abc123"),
"aws_instance.notme": resourceState("aws_instance", "i-bcd345"),
"aws_instance.me.0": resourceState("aws_instance", "i-abc123"),
"aws_instance.me.1": resourceState("aws_instance", "i-cde567"),
"aws_instance.me.2": resourceState("aws_instance", "i-cde789"),
"aws_elb.meneither": resourceState("aws_elb", "lb-abc123"),
},
},
},
},
Targets: []string{"aws_instance.me"},
})
refreshedResources := make([]string, 0, 2)
p.RefreshFn = func(i *InstanceInfo, is *InstanceState) (*InstanceState, error) {
refreshedResources = append(refreshedResources, i.Id)
return is, nil
}
_, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
// Target didn't specify index, so we should get all our instances
expected := []string{
"aws_vpc.metoo",
"aws_instance.me.0",
"aws_instance.me.1",
"aws_instance.me.2",
}
sort.Strings(expected)
sort.Strings(refreshedResources)
if !reflect.DeepEqual(refreshedResources, expected) {
t.Fatalf("expected: %#v, got: %#v", expected, refreshedResources)
}
}
func TestContext2Refresh_targetedCountIndex(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-targeted-count")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_vpc.metoo": resourceState("aws_vpc", "vpc-abc123"),
"aws_instance.notme": resourceState("aws_instance", "i-bcd345"),
"aws_instance.me.0": resourceState("aws_instance", "i-abc123"),
"aws_instance.me.1": resourceState("aws_instance", "i-cde567"),
"aws_instance.me.2": resourceState("aws_instance", "i-cde789"),
"aws_elb.meneither": resourceState("aws_elb", "lb-abc123"),
},
},
},
},
Targets: []string{"aws_instance.me[0]"},
})
refreshedResources := make([]string, 0, 2)
p.RefreshFn = func(i *InstanceInfo, is *InstanceState) (*InstanceState, error) {
refreshedResources = append(refreshedResources, i.Id)
return is, nil
}
_, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
expected := []string{"aws_vpc.metoo", "aws_instance.me.0"}
if !reflect.DeepEqual(refreshedResources, expected) {
t.Fatalf("expected: %#v, got: %#v", expected, refreshedResources)
}
}
func TestContext2Refresh_moduleComputedVar(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-module-computed-var")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
})
// This was failing (see GH-2188) at some point, so this test just
// verifies that the failure goes away.
if _, err := ctx.Refresh(); err != nil {
t.Fatalf("err: %s", err)
}
}
func TestContext2Refresh_delete(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-basic")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "foo",
},
},
},
},
},
},
})
p.RefreshFn = nil
p.RefreshReturn = nil
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
mod := s.RootModule()
if len(mod.Resources) > 0 {
t.Fatal("resources should be empty")
}
}
func TestContext2Refresh_ignoreUncreated(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-basic")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: nil,
})
p.RefreshFn = nil
p.RefreshReturn = &InstanceState{
ID: "foo",
}
_, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
if p.RefreshCalled {
t.Fatal("refresh should not be called")
}
}
func TestContext2Refresh_hook(t *testing.T) {
h := new(MockHook)
p := testProvider("aws")
m := testModule(t, "refresh-basic")
ctx := testContext2(t, &ContextOpts{
Module: m,
Hooks: []Hook{h},
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "foo",
},
},
},
},
},
},
})
if _, err := ctx.Refresh(); err != nil {
t.Fatalf("err: %s", err)
}
if !h.PreRefreshCalled {
t.Fatal("should be called")
}
if !h.PostRefreshCalled {
t.Fatal("should be called")
}
}
func TestContext2Refresh_modules(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-modules")
state := &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "bar",
Tainted: true,
},
},
},
},
&ModuleState{
Path: []string{"root", "child"},
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "baz",
},
},
},
},
},
}
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: state,
})
p.RefreshFn = func(info *InstanceInfo, s *InstanceState) (*InstanceState, error) {
if s.ID != "baz" {
return s, nil
}
s.ID = "new"
return s, nil
}
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(s.String())
expected := strings.TrimSpace(testContextRefreshModuleStr)
if actual != expected {
t.Fatalf("bad:\n\n%s\n\n%s", actual, expected)
}
}
func TestContext2Refresh_moduleInputComputedOutput(t *testing.T) {
m := testModule(t, "refresh-module-input-computed-output")
p := testProvider("aws")
p.DiffFn = testDiffFn
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
})
if _, err := ctx.Refresh(); err != nil {
t.Fatalf("err: %s", err)
}
}
func TestContext2Refresh_moduleVarModule(t *testing.T) {
m := testModule(t, "refresh-module-var-module")
p := testProvider("aws")
p.DiffFn = testDiffFn
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
})
if _, err := ctx.Refresh(); err != nil {
t.Fatalf("err: %s", err)
}
}
// GH-70
func TestContext2Refresh_noState(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-no-state")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
})
p.RefreshFn = nil
p.RefreshReturn = &InstanceState{
ID: "foo",
}
if _, err := ctx.Refresh(); err != nil {
t.Fatalf("err: %s", err)
}
}
func TestContext2Refresh_output(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-output")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "foo",
Attributes: map[string]string{
"foo": "bar",
},
},
},
},
Outputs: map[string]*OutputState{
"foo": &OutputState{
Type: "string",
Sensitive: false,
Value: "foo",
},
},
},
},
},
})
p.RefreshFn = func(info *InstanceInfo, s *InstanceState) (*InstanceState, error) {
return s, nil
}
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(s.String())
expected := strings.TrimSpace(testContextRefreshOutputStr)
if actual != expected {
t.Fatalf("bad:\n\n%s\n\n%s", actual, expected)
}
}
func TestContext2Refresh_outputPartial(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-output-partial")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.foo": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "foo",
},
},
},
Outputs: map[string]*OutputState{},
},
},
},
})
p.RefreshFn = nil
p.RefreshReturn = nil
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(s.String())
expected := strings.TrimSpace(testContextRefreshOutputPartialStr)
if actual != expected {
t.Fatalf("bad:\n\n%s\n\n%s", actual, expected)
}
}
func TestContext2Refresh_state(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-basic")
state := &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Primary: &InstanceState{
ID: "bar",
},
},
},
},
},
}
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: state,
})
p.RefreshFn = nil
p.RefreshReturn = &InstanceState{
ID: "foo",
}
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
originalMod := state.RootModule()
mod := s.RootModule()
if !p.RefreshCalled {
t.Fatal("refresh should be called")
}
if !reflect.DeepEqual(p.RefreshState, originalMod.Resources["aws_instance.web"].Primary) {
t.Fatalf(
"bad:\n\n%#v\n\n%#v",
p.RefreshState,
originalMod.Resources["aws_instance.web"].Primary)
}
if !reflect.DeepEqual(mod.Resources["aws_instance.web"].Primary, p.RefreshReturn) {
t.Fatalf("bad: %#v", mod.Resources)
}
}
func TestContext2Refresh_dataState(t *testing.T) {
p := testProvider("null")
m := testModule(t, "refresh-data-resource-basic")
state := &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
// Intentionally no resources since data resources are
// supposed to refresh themselves even if they didn't
// already exist.
Resources: map[string]*ResourceState{},
},
},
}
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"null": testProviderFuncFixed(p),
},
State: state,
})
p.ReadDataDiffFn = nil
p.ReadDataDiffReturn = &InstanceDiff{
Attributes: map[string]*ResourceAttrDiff{
"inputs.#": {
Old: "0",
New: "1",
Type: DiffAttrInput,
},
"inputs.test": {
Old: "",
New: "yes",
Type: DiffAttrInput,
},
"outputs.#": {
Old: "",
New: "",
NewComputed: true,
Type: DiffAttrOutput,
},
},
}
p.ReadDataApplyFn = nil
p.ReadDataApplyReturn = &InstanceState{
ID: "-",
}
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
if !p.ReadDataDiffCalled {
t.Fatal("ReadDataDiff should have been called")
}
if !p.ReadDataApplyCalled {
t.Fatal("ReadDataApply should have been called")
}
mod := s.RootModule()
if got := mod.Resources["data.null_data_source.testing"].Primary.ID; got != "-" {
t.Fatalf("resource id is %q; want %s", got, "-")
}
if !reflect.DeepEqual(mod.Resources["data.null_data_source.testing"].Primary, p.ReadDataApplyReturn) {
t.Fatalf("bad: %#v", mod.Resources)
}
}
func TestContext2Refresh_tainted(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-basic")
state := &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "bar",
Tainted: true,
},
},
},
},
},
}
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: state,
})
p.RefreshFn = nil
p.RefreshReturn = &InstanceState{
ID: "foo",
Tainted: true,
}
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
if !p.RefreshCalled {
t.Fatal("refresh should be called")
}
actual := strings.TrimSpace(s.String())
expected := strings.TrimSpace(testContextRefreshTaintedStr)
if actual != expected {
t.Fatalf("bad:\n\n%s\n\n%s", actual, expected)
}
}
// Doing a Refresh (or any operation really, but Refresh usually
// happens first) with a config with an unknown provider should result in
// an error. The key bug this found was that this wasn't happening if
// Providers was _empty_.
func TestContext2Refresh_unknownProvider(t *testing.T) {
m := testModule(t, "refresh-unknown-provider")
p := testProvider("aws")
p.ApplyFn = testApplyFn
p.DiffFn = testDiffFn
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{},
})
if _, err := ctx.Refresh(); err == nil {
t.Fatal("should error")
}
}
func TestContext2Refresh_vars(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-vars")
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "foo",
},
},
},
},
},
},
})
p.RefreshFn = nil
p.RefreshReturn = &InstanceState{
ID: "foo",
}
s, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
mod := s.RootModule()
if !p.RefreshCalled {
t.Fatal("refresh should be called")
}
if p.RefreshState.ID != "foo" {
t.Fatalf("bad: %#v", p.RefreshState)
}
if !reflect.DeepEqual(mod.Resources["aws_instance.web"].Primary, p.RefreshReturn) {
t.Fatalf("bad: %#v", mod.Resources["aws_instance.web"])
}
for _, r := range mod.Resources {
if r.Type == "" {
t.Fatalf("no type: %#v", r)
}
}
}
func TestContext2Refresh_orphanModule(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "refresh-module-orphan")
// Create a custom refresh function to track the order they were visited
var order []string
var orderLock sync.Mutex
p.RefreshFn = func(
info *InstanceInfo,
is *InstanceState) (*InstanceState, error) {
orderLock.Lock()
defer orderLock.Unlock()
order = append(order, is.ID)
return is, nil
}
state := &State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.foo": &ResourceState{
Primary: &InstanceState{
ID: "i-abc123",
Attributes: map[string]string{
"childid": "i-bcd234",
"grandchildid": "i-cde345",
},
},
Dependencies: []string{
"module.child",
"module.child",
},
},
},
},
&ModuleState{
Path: append(rootModulePath, "child"),
Resources: map[string]*ResourceState{
"aws_instance.bar": &ResourceState{
Primary: &InstanceState{
ID: "i-bcd234",
Attributes: map[string]string{
"grandchildid": "i-cde345",
},
},
Dependencies: []string{
"module.grandchild",
},
},
},
Outputs: map[string]*OutputState{
"id": &OutputState{
Value: "i-bcd234",
Type: "string",
},
"grandchild_id": &OutputState{
Value: "i-cde345",
Type: "string",
},
},
},
&ModuleState{
Path: append(rootModulePath, "child", "grandchild"),
Resources: map[string]*ResourceState{
"aws_instance.baz": &ResourceState{
Primary: &InstanceState{
ID: "i-cde345",
},
},
},
Outputs: map[string]*OutputState{
"id": &OutputState{
Value: "i-cde345",
Type: "string",
},
},
},
},
}
ctx := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
State: state,
})
testCheckDeadlock(t, func() {
_, err := ctx.Refresh()
if err != nil {
t.Fatalf("err: %s", err)
}
// TODO: handle order properly for orphaned modules / resources
// expected := []string{"i-abc123", "i-bcd234", "i-cde345"}
// if !reflect.DeepEqual(order, expected) {
// t.Fatalf("expected: %#v, got: %#v", expected, order)
// }
})
}
func TestContext2Validate(t *testing.T) {
p := testProvider("aws")
m := testModule(t, "validate-good")
c := testContext2(t, &ContextOpts{
Module: m,
Providers: map[string]ResourceProviderFactory{
"aws": testProviderFuncFixed(p),
},
})
w, e := c.Validate()
if len(w) > 0 {
t.Fatalf("bad: %#v", w)
}
if len(e) > 0 {
t.Fatalf("bad: %s", e)
}
}