package configs import ( "testing" "github.com/google/go-cmp/cmp" "github.com/hashicorp/hcl/v2" "github.com/hashicorp/terraform/internal/experiments" ) func TestExperimentsConfig(t *testing.T) { // The experiment registrations are global, so we need to do some special // patching in order to get a predictable set for our tests. current := experiments.Experiment("current") concluded := experiments.Experiment("concluded") currentExperiments := experiments.NewSet(current) concludedExperiments := map[experiments.Experiment]string{ concluded: "Reticulate your splines.", } defer experiments.OverrideForTesting(t, currentExperiments, concludedExperiments)() t.Run("current", func(t *testing.T) { parser := NewParser(nil) mod, diags := parser.LoadConfigDir("testdata/experiments/current") if got, want := len(diags), 1; got != want { t.Fatalf("wrong number of diagnostics %d; want %d", got, want) } got := diags[0] want := &hcl.Diagnostic{ Severity: hcl.DiagWarning, Summary: `Experimental feature "current" is active`, Detail: "Experimental features are subject to breaking changes in future minor or patch releases, based on feedback.\n\nIf you have feedback on the design of this feature, please open a GitHub issue to discuss it.", Subject: &hcl.Range{ Filename: "testdata/experiments/current/current_experiment.tf", Start: hcl.Pos{Line: 2, Column: 18, Byte: 29}, End: hcl.Pos{Line: 2, Column: 25, Byte: 36}, }, } if diff := cmp.Diff(want, got); diff != "" { t.Errorf("wrong warning\n%s", diff) } if got, want := len(mod.ActiveExperiments), 1; got != want { t.Errorf("wrong number of experiments %d; want %d", got, want) } if !mod.ActiveExperiments.Has(current) { t.Errorf("module does not indicate current experiment as active") } }) t.Run("concluded", func(t *testing.T) { parser := NewParser(nil) _, diags := parser.LoadConfigDir("testdata/experiments/concluded") if got, want := len(diags), 1; got != want { t.Fatalf("wrong number of diagnostics %d; want %d", got, want) } got := diags[0] want := &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: `Experiment has concluded`, Detail: `Experiment "concluded" is no longer available. Reticulate your splines.`, Subject: &hcl.Range{ Filename: "testdata/experiments/concluded/concluded_experiment.tf", Start: hcl.Pos{Line: 2, Column: 18, Byte: 29}, End: hcl.Pos{Line: 2, Column: 27, Byte: 38}, }, } if diff := cmp.Diff(want, got); diff != "" { t.Errorf("wrong error\n%s", diff) } }) t.Run("concluded", func(t *testing.T) { parser := NewParser(nil) _, diags := parser.LoadConfigDir("testdata/experiments/unknown") if got, want := len(diags), 1; got != want { t.Fatalf("wrong number of diagnostics %d; want %d", got, want) } got := diags[0] want := &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: `Unknown experiment keyword`, Detail: `There is no current experiment with the keyword "unknown".`, Subject: &hcl.Range{ Filename: "testdata/experiments/unknown/unknown_experiment.tf", Start: hcl.Pos{Line: 2, Column: 18, Byte: 29}, End: hcl.Pos{Line: 2, Column: 25, Byte: 36}, }, } if diff := cmp.Diff(want, got); diff != "" { t.Errorf("wrong error\n%s", diff) } }) t.Run("invalid", func(t *testing.T) { parser := NewParser(nil) _, diags := parser.LoadConfigDir("testdata/experiments/invalid") if got, want := len(diags), 1; got != want { t.Fatalf("wrong number of diagnostics %d; want %d", got, want) } got := diags[0] want := &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: `Invalid expression`, Detail: `A static list expression is required.`, Subject: &hcl.Range{ Filename: "testdata/experiments/invalid/invalid_experiments.tf", Start: hcl.Pos{Line: 2, Column: 17, Byte: 28}, End: hcl.Pos{Line: 2, Column: 24, Byte: 35}, }, } if diff := cmp.Diff(want, got); diff != "" { t.Errorf("wrong error\n%s", diff) } }) }