terraform/command/format/state_test.go

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package format
import (
"fmt"
"testing"
"github.com/hashicorp/terraform/addrs"
"github.com/hashicorp/terraform/configs/configschema"
"github.com/hashicorp/terraform/providers"
"github.com/hashicorp/terraform/states"
"github.com/hashicorp/terraform/terraform"
"github.com/zclconf/go-cty/cty"
)
func TestState(t *testing.T) {
tests := []struct {
State *StateOpts
Want string
}{
{
&StateOpts{
State: &states.State{},
Color: disabledColorize,
Schemas: &terraform.Schemas{},
},
"The state file is empty. No resources are represented.",
},
{
&StateOpts{
State: basicState(t),
Color: disabledColorize,
Schemas: testSchemas(),
},
basicStateOutput,
},
{
&StateOpts{
State: nestedState(t),
Color: disabledColorize,
Schemas: testSchemas(),
},
nestedStateOutput,
},
{
&StateOpts{
State: deposedState(t),
Color: disabledColorize,
Schemas: testSchemas(),
},
deposedNestedStateOutput,
},
{
&StateOpts{
State: onlyDeposedState(t),
Color: disabledColorize,
Schemas: testSchemas(),
},
onlyDeposedOutput,
},
{
&StateOpts{
State: stateWithMoreOutputs(t),
Color: disabledColorize,
Schemas: testSchemas(),
},
stateWithMoreOutputsOutput,
},
}
for i, tt := range tests {
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
got := State(tt.State)
if got != tt.Want {
t.Errorf(
"wrong result\ninput: %v\ngot: \n%q\nwant: \n%q",
tt.State.State, got, tt.Want,
)
}
})
}
}
func testProvider() *terraform.MockProvider {
p := new(terraform.MockProvider)
p.ReadResourceFn = func(req providers.ReadResourceRequest) providers.ReadResourceResponse {
return providers.ReadResourceResponse{NewState: req.PriorState}
}
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p.GetSchemaResponse = testProviderSchema()
return p
}
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func testProviderSchema() *providers.GetSchemaResponse {
return &providers.GetSchemaResponse{
Provider: providers.Schema{
Block: &configschema.Block{
Attributes: map[string]*configschema.Attribute{
"region": {Type: cty.String, Optional: true},
},
},
},
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ResourceTypes: map[string]providers.Schema{
"test_resource": {
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Block: &configschema.Block{
Attributes: map[string]*configschema.Attribute{
"id": {Type: cty.String, Computed: true},
"foo": {Type: cty.String, Optional: true},
"woozles": {Type: cty.String, Optional: true},
},
BlockTypes: map[string]*configschema.NestedBlock{
"nested": {
Nesting: configschema.NestingList,
Block: configschema.Block{
Attributes: map[string]*configschema.Attribute{
"compute": {Type: cty.String, Optional: true},
"value": {Type: cty.String, Optional: true},
},
},
},
},
},
},
},
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DataSources: map[string]providers.Schema{
"test_data_source": {
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Block: &configschema.Block{
Attributes: map[string]*configschema.Attribute{
"compute": {Type: cty.String, Optional: true},
"value": {Type: cty.String, Computed: true},
},
},
},
},
}
}
func testSchemas() *terraform.Schemas {
provider := testProvider()
return &terraform.Schemas{
Providers: map[addrs.Provider]*terraform.ProviderSchema{
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addrs.NewDefaultProvider("test"): provider.ProviderSchema(),
},
}
}
const basicStateOutput = `# data.test_data_source.data:
data "test_data_source" "data" {
compute = "sure"
}
# test_resource.baz[0]:
resource "test_resource" "baz" {
woozles = "confuzles"
}
Outputs:
bar = "bar value"`
const nestedStateOutput = `# test_resource.baz[0]:
resource "test_resource" "baz" {
woozles = "confuzles"
nested {
value = "42"
}
}`
const deposedNestedStateOutput = `# test_resource.baz[0]:
resource "test_resource" "baz" {
woozles = "confuzles"
nested {
value = "42"
}
}
# test_resource.baz[0]: (deposed object 1234)
resource "test_resource" "baz" {
woozles = "confuzles"
nested {
value = "42"
}
}`
const onlyDeposedOutput = `# test_resource.baz[0]:
# test_resource.baz[0]: (deposed object 1234)
resource "test_resource" "baz" {
woozles = "confuzles"
nested {
value = "42"
}
}
# test_resource.baz[0]: (deposed object 5678)
resource "test_resource" "baz" {
woozles = "confuzles"
nested {
value = "42"
}
}`
const stateWithMoreOutputsOutput = `# test_resource.baz[0]:
resource "test_resource" "baz" {
woozles = "confuzles"
}
Outputs:
bool_var = true
int_var = 42
map_var = {
"first" = "foo"
"second" = "bar"
}
sensitive_var = (sensitive value)
string_var = "string value"`
func basicState(t *testing.T) *states.State {
state := states.NewState()
rootModule := state.RootModule()
if rootModule == nil {
t.Errorf("root module is nil; want valid object")
}
rootModule.SetLocalValue("foo", cty.StringVal("foo value"))
rootModule.SetOutputValue("bar", cty.StringVal("bar value"), false)
rootModule.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "baz",
}.Instance(addrs.IntKey(0)),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
SchemaVersion: 1,
AttrsJSON: []byte(`{"woozles":"confuzles"}`),
},
addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,
},
)
rootModule.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.DataResourceMode,
Type: "test_data_source",
Name: "data",
}.Instance(addrs.NoKey),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
SchemaVersion: 1,
AttrsJSON: []byte(`{"compute":"sure"}`),
},
addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,
},
)
return state
}
func stateWithMoreOutputs(t *testing.T) *states.State {
state := states.NewState()
rootModule := state.RootModule()
if rootModule == nil {
t.Errorf("root module is nil; want valid object")
}
rootModule.SetOutputValue("string_var", cty.StringVal("string value"), false)
rootModule.SetOutputValue("int_var", cty.NumberIntVal(42), false)
rootModule.SetOutputValue("bool_var", cty.BoolVal(true), false)
rootModule.SetOutputValue("sensitive_var", cty.StringVal("secret!!!"), true)
rootModule.SetOutputValue("map_var", cty.MapVal(map[string]cty.Value{
"first": cty.StringVal("foo"),
"second": cty.StringVal("bar"),
}), false)
rootModule.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "baz",
}.Instance(addrs.IntKey(0)),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
SchemaVersion: 1,
AttrsJSON: []byte(`{"woozles":"confuzles"}`),
},
addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,
},
)
return state
}
func nestedState(t *testing.T) *states.State {
state := states.NewState()
rootModule := state.RootModule()
if rootModule == nil {
t.Errorf("root module is nil; want valid object")
}
rootModule.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "baz",
}.Instance(addrs.IntKey(0)),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
SchemaVersion: 1,
AttrsJSON: []byte(`{"woozles":"confuzles","nested": [{"value": "42"}]}`),
},
addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,
},
)
return state
}
func deposedState(t *testing.T) *states.State {
state := nestedState(t)
rootModule := state.RootModule()
rootModule.SetResourceInstanceDeposed(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "baz",
}.Instance(addrs.IntKey(0)),
states.DeposedKey("1234"),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
SchemaVersion: 1,
AttrsJSON: []byte(`{"woozles":"confuzles","nested": [{"value": "42"}]}`),
},
addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,
},
)
return state
}
// replicate a corrupt resource where only a deposed exists
func onlyDeposedState(t *testing.T) *states.State {
state := states.NewState()
rootModule := state.RootModule()
if rootModule == nil {
t.Errorf("root module is nil; want valid object")
}
rootModule.SetResourceInstanceDeposed(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "baz",
}.Instance(addrs.IntKey(0)),
states.DeposedKey("1234"),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
SchemaVersion: 1,
AttrsJSON: []byte(`{"woozles":"confuzles","nested": [{"value": "42"}]}`),
},
addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,
},
)
rootModule.SetResourceInstanceDeposed(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "baz",
}.Instance(addrs.IntKey(0)),
states.DeposedKey("5678"),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
SchemaVersion: 1,
AttrsJSON: []byte(`{"woozles":"confuzles","nested": [{"value": "42"}]}`),
},
addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,
},
)
return state
}