package format import ( "strings" "testing" "github.com/google/go-cmp/cmp" "github.com/hashicorp/hcl/v2" "github.com/hashicorp/hcl/v2/hcltest" "github.com/mitchellh/colorstring" "github.com/zclconf/go-cty/cty" "github.com/hashicorp/terraform/tfdiags" ) func TestDiagnostic(t *testing.T) { tests := map[string]struct { Diag interface{} Want string }{ "sourceless error": { tfdiags.Sourceless( tfdiags.Error, "A sourceless error", "It has no source references but it does have a pretty long detail that should wrap over multiple lines.", ), `[red]╷[reset] [red]│[reset] [bold][red]Error: [reset][bold]A sourceless error[reset] [red]│[reset] [red]│[reset] It has no source references but it [red]│[reset] does have a pretty long detail that [red]│[reset] should wrap over multiple lines. [red]╵[reset] `, }, "sourceless warning": { tfdiags.Sourceless( tfdiags.Warning, "A sourceless warning", "It has no source references but it does have a pretty long detail that should wrap over multiple lines.", ), `[yellow]╷[reset] [yellow]│[reset] [bold][yellow]Warning: [reset][bold]A sourceless warning[reset] [yellow]│[reset] [yellow]│[reset] It has no source references but it [yellow]│[reset] does have a pretty long detail that [yellow]│[reset] should wrap over multiple lines. [yellow]╵[reset] `, }, "error with source code subject": { &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Bad bad bad", Detail: "Whatever shall we do?", Subject: &hcl.Range{ Filename: "test.tf", Start: hcl.Pos{Line: 1, Column: 6, Byte: 5}, End: hcl.Pos{Line: 1, Column: 12, Byte: 11}, }, }, `[red]╷[reset] [red]│[reset] [bold][red]Error: [reset][bold]Bad bad bad[reset] [red]│[reset] [red]│[reset] on test.tf line 1: [red]│[reset] 1: test [underline]source[reset] code [red]│[reset] [red]│[reset] Whatever shall we do? [red]╵[reset] `, }, "error with source code subject and known expression": { &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Bad bad bad", Detail: "Whatever shall we do?", Subject: &hcl.Range{ Filename: "test.tf", Start: hcl.Pos{Line: 1, Column: 6, Byte: 5}, End: hcl.Pos{Line: 1, Column: 12, Byte: 11}, }, Expression: hcltest.MockExprTraversal(hcl.Traversal{ hcl.TraverseRoot{Name: "boop"}, hcl.TraverseAttr{Name: "beep"}, }), EvalContext: &hcl.EvalContext{ Variables: map[string]cty.Value{ "boop": cty.ObjectVal(map[string]cty.Value{ "beep": cty.StringVal("blah"), }), }, }, }, `[red]╷[reset] [red]│[reset] [bold][red]Error: [reset][bold]Bad bad bad[reset] [red]│[reset] [red]│[reset] on test.tf line 1: [red]│[reset] 1: test [underline]source[reset] code [red]│[reset] [dark_gray]├────────────────[reset] [red]│[reset] [dark_gray]│[reset] [bold]boop.beep[reset] is "blah" [red]│[reset] [red]│[reset] Whatever shall we do? [red]╵[reset] `, }, "error with source code subject and expression referring to sensitive value": { &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Bad bad bad", Detail: "Whatever shall we do?", Subject: &hcl.Range{ Filename: "test.tf", Start: hcl.Pos{Line: 1, Column: 6, Byte: 5}, End: hcl.Pos{Line: 1, Column: 12, Byte: 11}, }, Expression: hcltest.MockExprTraversal(hcl.Traversal{ hcl.TraverseRoot{Name: "boop"}, hcl.TraverseAttr{Name: "beep"}, }), EvalContext: &hcl.EvalContext{ Variables: map[string]cty.Value{ "boop": cty.ObjectVal(map[string]cty.Value{ "beep": cty.StringVal("blah").Mark("sensitive"), }), }, }, }, `[red]╷[reset] [red]│[reset] [bold][red]Error: [reset][bold]Bad bad bad[reset] [red]│[reset] [red]│[reset] on test.tf line 1: [red]│[reset] 1: test [underline]source[reset] code [red]│[reset] [dark_gray]├────────────────[reset] [red]│[reset] [dark_gray]│[reset] [bold]boop.beep[reset] has a sensitive value [red]│[reset] [red]│[reset] Whatever shall we do? [red]╵[reset] `, }, "error with source code subject and unknown string expression": { &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Bad bad bad", Detail: "Whatever shall we do?", Subject: &hcl.Range{ Filename: "test.tf", Start: hcl.Pos{Line: 1, Column: 6, Byte: 5}, End: hcl.Pos{Line: 1, Column: 12, Byte: 11}, }, Expression: hcltest.MockExprTraversal(hcl.Traversal{ hcl.TraverseRoot{Name: "boop"}, hcl.TraverseAttr{Name: "beep"}, }), EvalContext: &hcl.EvalContext{ Variables: map[string]cty.Value{ "boop": cty.ObjectVal(map[string]cty.Value{ "beep": cty.UnknownVal(cty.String), }), }, }, }, `[red]╷[reset] [red]│[reset] [bold][red]Error: [reset][bold]Bad bad bad[reset] [red]│[reset] [red]│[reset] on test.tf line 1: [red]│[reset] 1: test [underline]source[reset] code [red]│[reset] [dark_gray]├────────────────[reset] [red]│[reset] [dark_gray]│[reset] [bold]boop.beep[reset] is a string, known only after apply [red]│[reset] [red]│[reset] Whatever shall we do? [red]╵[reset] `, }, "error with source code subject and unknown expression of unknown type": { &hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Bad bad bad", Detail: "Whatever shall we do?", Subject: &hcl.Range{ Filename: "test.tf", Start: hcl.Pos{Line: 1, Column: 6, Byte: 5}, End: hcl.Pos{Line: 1, Column: 12, Byte: 11}, }, Expression: hcltest.MockExprTraversal(hcl.Traversal{ hcl.TraverseRoot{Name: "boop"}, hcl.TraverseAttr{Name: "beep"}, }), EvalContext: &hcl.EvalContext{ Variables: map[string]cty.Value{ "boop": cty.ObjectVal(map[string]cty.Value{ "beep": cty.UnknownVal(cty.DynamicPseudoType), }), }, }, }, `[red]╷[reset] [red]│[reset] [bold][red]Error: [reset][bold]Bad bad bad[reset] [red]│[reset] [red]│[reset] on test.tf line 1: [red]│[reset] 1: test [underline]source[reset] code [red]│[reset] [dark_gray]├────────────────[reset] [red]│[reset] [dark_gray]│[reset] [bold]boop.beep[reset] will be known only after apply [red]│[reset] [red]│[reset] Whatever shall we do? [red]╵[reset] `, }, } sources := map[string][]byte{ "test.tf": []byte(`test source code`), } // This empty Colorize just passes through all of the formatting codes // untouched, because it doesn't define any formatting keywords. colorize := &colorstring.Colorize{} for name, test := range tests { t.Run(name, func(t *testing.T) { var diags tfdiags.Diagnostics diags = diags.Append(test.Diag) // to normalize it into a tfdiag.Diagnostic diag := diags[0] got := strings.TrimSpace(Diagnostic(diag, sources, colorize, 40)) want := strings.TrimSpace(test.Want) if got != want { t.Errorf("wrong result\ngot:\n%s\n\nwant:\n%s\n\n", got, want) } }) } } func TestDiagnosticWarningsCompact(t *testing.T) { var diags tfdiags.Diagnostics diags = diags.Append(tfdiags.SimpleWarning("foo")) diags = diags.Append(tfdiags.SimpleWarning("foo")) diags = diags.Append(tfdiags.SimpleWarning("bar")) diags = diags.Append(&hcl.Diagnostic{ Severity: hcl.DiagWarning, Summary: "source foo", Detail: "...", Subject: &hcl.Range{ Filename: "source.tf", Start: hcl.Pos{Line: 2, Column: 1, Byte: 5}, End: hcl.Pos{Line: 2, Column: 1, Byte: 5}, }, }) diags = diags.Append(&hcl.Diagnostic{ Severity: hcl.DiagWarning, Summary: "source foo", Detail: "...", Subject: &hcl.Range{ Filename: "source.tf", Start: hcl.Pos{Line: 3, Column: 1, Byte: 7}, End: hcl.Pos{Line: 3, Column: 1, Byte: 7}, }, }) diags = diags.Append(&hcl.Diagnostic{ Severity: hcl.DiagWarning, Summary: "source bar", Detail: "...", Subject: &hcl.Range{ Filename: "source2.tf", Start: hcl.Pos{Line: 1, Column: 1, Byte: 1}, End: hcl.Pos{Line: 1, Column: 1, Byte: 1}, }, }) // ConsolidateWarnings groups together the ones // that have source location information and that // have the same summary text. diags = diags.ConsolidateWarnings(1) // A zero-value Colorize just passes all the formatting // codes back to us, so we can test them literally. got := DiagnosticWarningsCompact(diags, &colorstring.Colorize{}) want := `[bold][yellow]Warnings:[reset] - foo - foo - bar - source foo on source.tf line 2 (and 1 more) - source bar on source2.tf line 1 ` if got != want { t.Errorf( "wrong result\ngot:\n%s\n\nwant:\n%s\n\ndiff:\n%s", got, want, cmp.Diff(want, got), ) } } // Test case via https://github.com/hashicorp/terraform/issues/21359 func TestDiagnostic_nonOverlappingHighlightContext(t *testing.T) { var diags tfdiags.Diagnostics diags = diags.Append(&hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Some error", Detail: "...", Subject: &hcl.Range{ Filename: "source.tf", Start: hcl.Pos{Line: 1, Column: 5, Byte: 5}, End: hcl.Pos{Line: 1, Column: 5, Byte: 5}, }, Context: &hcl.Range{ Filename: "source.tf", Start: hcl.Pos{Line: 1, Column: 5, Byte: 5}, End: hcl.Pos{Line: 4, Column: 2, Byte: 60}, }, }) sources := map[string][]byte{ "source.tf": []byte(`x = somefunc("testing", { alpha = "foo" beta = "bar" }) `), } color := &colorstring.Colorize{ Colors: colorstring.DefaultColors, Reset: true, Disable: true, } expected := `╷ │ Error: Some error │ │ on source.tf line 1: │ 1: x = somefunc("testing", { │ 2: alpha = "foo" │ 3: beta = "bar" │ 4: }) │ │ ... ╵ ` output := Diagnostic(diags[0], sources, color, 80) if output != expected { t.Fatalf("unexpected output: got:\n%s\nwant\n%s\n", output, expected) } } func TestDiagnostic_emptyOverlapHighlightContext(t *testing.T) { var diags tfdiags.Diagnostics diags = diags.Append(&hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Some error", Detail: "...", Subject: &hcl.Range{ Filename: "source.tf", Start: hcl.Pos{Line: 3, Column: 10, Byte: 38}, End: hcl.Pos{Line: 4, Column: 1, Byte: 39}, }, Context: &hcl.Range{ Filename: "source.tf", Start: hcl.Pos{Line: 2, Column: 13, Byte: 27}, End: hcl.Pos{Line: 4, Column: 1, Byte: 39}, }, }) sources := map[string][]byte{ "source.tf": []byte(`variable "x" { default = { "foo" } `), } color := &colorstring.Colorize{ Colors: colorstring.DefaultColors, Reset: true, Disable: true, } expected := `╷ │ Error: Some error │ │ on source.tf line 3, in variable "x": │ 2: default = { │ 3: "foo" │ 4: } │ │ ... ╵ ` output := Diagnostic(diags[0], sources, color, 80) if output != expected { t.Fatalf("unexpected output: got:\n%s\nwant\n%s\n", output, expected) } } func TestDiagnostic_wrapDetailIncludingCommand(t *testing.T) { var diags tfdiags.Diagnostics diags = diags.Append(&hcl.Diagnostic{ Severity: hcl.DiagError, Summary: "Everything went wrong", Detail: "This is a very long sentence about whatever went wrong which is supposed to wrap onto multiple lines. Thank-you very much for listening.\n\nTo fix this, run this very long command:\n terraform read-my-mind -please -thanks -but-do-not-wrap-this-line-because-it-is-prefixed-with-spaces\n\nHere is a coda which is also long enough to wrap and so it should eventually make it onto multiple lines. THE END", }) color := &colorstring.Colorize{ Colors: colorstring.DefaultColors, Reset: true, Disable: true, } expected := `╷ │ Error: Everything went wrong │ │ This is a very long sentence about whatever went wrong which is supposed │ to wrap onto multiple lines. Thank-you very much for listening. │ │ To fix this, run this very long command: │ terraform read-my-mind -please -thanks -but-do-not-wrap-this-line-because-it-is-prefixed-with-spaces │ │ Here is a coda which is also long enough to wrap and so it should │ eventually make it onto multiple lines. THE END ╵ ` output := Diagnostic(diags[0], nil, color, 76) if output != expected { t.Fatalf("unexpected output: got:\n%s\nwant\n%s\n", output, expected) } }