235 lines
7.6 KiB
Go
235 lines
7.6 KiB
Go
package backend
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import (
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"strings"
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"testing"
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"github.com/google/go-cmp/cmp"
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"github.com/hashicorp/hcl/v2"
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"github.com/zclconf/go-cty/cty"
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"github.com/hashicorp/terraform/internal/configs"
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"github.com/hashicorp/terraform/internal/terraform"
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"github.com/hashicorp/terraform/internal/tfdiags"
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)
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func TestUnparsedValue(t *testing.T) {
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vv := map[string]UnparsedVariableValue{
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"undeclared0": testUnparsedVariableValue("0"),
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"undeclared1": testUnparsedVariableValue("1"),
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"undeclared2": testUnparsedVariableValue("2"),
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"undeclared3": testUnparsedVariableValue("3"),
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"undeclared4": testUnparsedVariableValue("4"),
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"declared1": testUnparsedVariableValue("5"),
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}
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decls := map[string]*configs.Variable{
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"declared1": {
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Name: "declared1",
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Type: cty.String,
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ConstraintType: cty.String,
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ParsingMode: configs.VariableParseLiteral,
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DeclRange: hcl.Range{
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Filename: "fake.tf",
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Start: hcl.Pos{Line: 2, Column: 1, Byte: 0},
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End: hcl.Pos{Line: 2, Column: 1, Byte: 0},
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},
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},
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"missing1": {
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Name: "missing1",
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Type: cty.String,
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ConstraintType: cty.String,
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ParsingMode: configs.VariableParseLiteral,
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DeclRange: hcl.Range{
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Filename: "fake.tf",
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Start: hcl.Pos{Line: 3, Column: 1, Byte: 0},
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End: hcl.Pos{Line: 3, Column: 1, Byte: 0},
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},
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},
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"missing2": {
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Name: "missing1",
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Type: cty.String,
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ConstraintType: cty.String,
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ParsingMode: configs.VariableParseLiteral,
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Default: cty.StringVal("default for missing2"),
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DeclRange: hcl.Range{
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Filename: "fake.tf",
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Start: hcl.Pos{Line: 4, Column: 1, Byte: 0},
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End: hcl.Pos{Line: 4, Column: 1, Byte: 0},
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},
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},
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}
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const undeclSingular = `Value for undeclared variable`
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const undeclPlural = `Values for undeclared variables`
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t.Run("ParseDeclaredVariableValues", func(t *testing.T) {
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gotVals, diags := ParseDeclaredVariableValues(vv, decls)
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if got, want := len(diags), 0; got != want {
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t.Fatalf("wrong number of diagnostics %d; want %d", got, want)
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}
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wantVals := terraform.InputValues{
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"declared1": {
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Value: cty.StringVal("5"),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1, Byte: 0},
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End: tfdiags.SourcePos{Line: 1, Column: 1, Byte: 0},
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},
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},
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}
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if diff := cmp.Diff(wantVals, gotVals, cmp.Comparer(cty.Value.RawEquals)); diff != "" {
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t.Errorf("wrong result\n%s", diff)
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}
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})
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t.Run("ParseUndeclaredVariableValues", func(t *testing.T) {
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gotVals, diags := ParseUndeclaredVariableValues(vv, decls)
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if got, want := len(diags), 3; got != want {
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t.Fatalf("wrong number of diagnostics %d; want %d", got, want)
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}
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if got, want := diags[0].Description().Summary, undeclSingular; got != want {
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t.Errorf("wrong summary for diagnostic 0\ngot: %s\nwant: %s", got, want)
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}
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if got, want := diags[1].Description().Summary, undeclSingular; got != want {
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t.Errorf("wrong summary for diagnostic 1\ngot: %s\nwant: %s", got, want)
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}
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if got, want := diags[2].Description().Summary, undeclPlural; got != want {
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t.Errorf("wrong summary for diagnostic 2\ngot: %s\nwant: %s", got, want)
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}
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wantVals := terraform.InputValues{
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"undeclared0": {
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Value: cty.StringVal("0"),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1},
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End: tfdiags.SourcePos{Line: 1, Column: 1},
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},
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},
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"undeclared1": {
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Value: cty.StringVal("1"),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1},
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End: tfdiags.SourcePos{Line: 1, Column: 1},
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},
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},
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"undeclared2": {
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Value: cty.StringVal("2"),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1},
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End: tfdiags.SourcePos{Line: 1, Column: 1},
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},
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},
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"undeclared3": {
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Value: cty.StringVal("3"),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1},
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End: tfdiags.SourcePos{Line: 1, Column: 1},
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},
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},
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"undeclared4": {
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Value: cty.StringVal("4"),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1},
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End: tfdiags.SourcePos{Line: 1, Column: 1},
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},
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},
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}
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if diff := cmp.Diff(wantVals, gotVals, cmp.Comparer(cty.Value.RawEquals)); diff != "" {
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t.Errorf("wrong result\n%s", diff)
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}
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})
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t.Run("ParseVariableValues", func(t *testing.T) {
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gotVals, diags := ParseVariableValues(vv, decls)
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for _, diag := range diags {
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t.Logf("%s: %s", diag.Description().Summary, diag.Description().Detail)
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}
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if got, want := len(diags), 4; got != want {
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t.Fatalf("wrong number of diagnostics %d; want %d", got, want)
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}
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const missingRequired = `No value for required variable`
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if got, want := diags[0].Description().Summary, undeclSingular; got != want {
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t.Errorf("wrong summary for diagnostic 0\ngot: %s\nwant: %s", got, want)
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}
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if got, want := diags[1].Description().Summary, undeclSingular; got != want {
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t.Errorf("wrong summary for diagnostic 1\ngot: %s\nwant: %s", got, want)
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}
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if got, want := diags[2].Description().Summary, undeclPlural; got != want {
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t.Errorf("wrong summary for diagnostic 2\ngot: %s\nwant: %s", got, want)
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}
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if got, want := diags[2].Description().Detail, "3 other variable(s)"; !strings.Contains(got, want) {
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t.Errorf("wrong detail for diagnostic 2\ngot: %s\nmust contain: %s", got, want)
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}
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if got, want := diags[3].Description().Summary, missingRequired; got != want {
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t.Errorf("wrong summary for diagnostic 3\ngot: %s\nwant: %s", got, want)
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}
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wantVals := terraform.InputValues{
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"declared1": {
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Value: cty.StringVal("5"),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1, Byte: 0},
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End: tfdiags.SourcePos{Line: 1, Column: 1, Byte: 0},
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},
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},
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"missing1": {
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Value: cty.DynamicVal,
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SourceType: terraform.ValueFromConfig,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tf",
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Start: tfdiags.SourcePos{Line: 3, Column: 1, Byte: 0},
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End: tfdiags.SourcePos{Line: 3, Column: 1, Byte: 0},
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},
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},
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"missing2": {
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Value: cty.NilVal, // Terraform Core handles substituting the default
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SourceType: terraform.ValueFromConfig,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tf",
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Start: tfdiags.SourcePos{Line: 4, Column: 1, Byte: 0},
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End: tfdiags.SourcePos{Line: 4, Column: 1, Byte: 0},
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},
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},
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}
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if diff := cmp.Diff(wantVals, gotVals, cmp.Comparer(cty.Value.RawEquals)); diff != "" {
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t.Errorf("wrong result\n%s", diff)
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}
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})
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}
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type testUnparsedVariableValue string
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func (v testUnparsedVariableValue) ParseVariableValue(mode configs.VariableParsingMode) (*terraform.InputValue, tfdiags.Diagnostics) {
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return &terraform.InputValue{
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Value: cty.StringVal(string(v)),
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SourceType: terraform.ValueFromNamedFile,
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SourceRange: tfdiags.SourceRange{
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Filename: "fake.tfvars",
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Start: tfdiags.SourcePos{Line: 1, Column: 1, Byte: 0},
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End: tfdiags.SourcePos{Line: 1, Column: 1, Byte: 0},
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},
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}, nil
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}
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