87 lines
2.0 KiB
Go
87 lines
2.0 KiB
Go
package terraform
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import (
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"strings"
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"testing"
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"github.com/hashicorp/terraform/internal/addrs"
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"github.com/hashicorp/terraform/internal/configs/configschema"
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"github.com/zclconf/go-cty/cty"
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)
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func TestTransitiveReductionTransformer(t *testing.T) {
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mod := testModule(t, "transform-trans-reduce-basic")
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g := Graph{Path: addrs.RootModuleInstance}
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{
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tf := &ConfigTransformer{Config: mod}
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if err := tf.Transform(&g); err != nil {
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t.Fatalf("err: %s", err)
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}
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t.Logf("graph after ConfigTransformer:\n%s", g.String())
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}
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{
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transform := &AttachResourceConfigTransformer{Config: mod}
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if err := transform.Transform(&g); err != nil {
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t.Fatalf("err: %s", err)
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}
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}
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{
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transform := &AttachSchemaTransformer{
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Plugins: schemaOnlyProvidersForTesting(map[addrs.Provider]*ProviderSchema{
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addrs.NewDefaultProvider("aws"): {
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ResourceTypes: map[string]*configschema.Block{
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"aws_instance": {
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Attributes: map[string]*configschema.Attribute{
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"A": {
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Type: cty.String,
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Optional: true,
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},
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"B": {
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Type: cty.String,
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Optional: true,
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},
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},
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},
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},
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},
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}),
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}
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if err := transform.Transform(&g); err != nil {
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t.Fatalf("err: %s", err)
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}
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}
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{
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transform := &ReferenceTransformer{}
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if err := transform.Transform(&g); err != nil {
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t.Fatalf("err: %s", err)
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}
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t.Logf("graph after ReferenceTransformer:\n%s", g.String())
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}
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{
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transform := &TransitiveReductionTransformer{}
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if err := transform.Transform(&g); err != nil {
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t.Fatalf("err: %s", err)
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}
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t.Logf("graph after TransitiveReductionTransformer:\n%s", g.String())
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}
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actual := strings.TrimSpace(g.String())
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expected := strings.TrimSpace(testTransformTransReduceBasicStr)
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if actual != expected {
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t.Errorf("wrong result\ngot:\n%s\n\nwant:\n%s", actual, expected)
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}
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}
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const testTransformTransReduceBasicStr = `
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aws_instance.A
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aws_instance.B
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aws_instance.A
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aws_instance.C
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aws_instance.B
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`
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