vendor tsgo

tools/tsgo/internal/fourslash/tests/autoImportCompletion_test.go

@@ -0,0 +1,122 @@
+package fourslash_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/core"
+	"github.com/microsoft/typescript-go/internal/fourslash"
+	. "github.com/microsoft/typescript-go/internal/fourslash/tests/util"
+	"github.com/microsoft/typescript-go/internal/ls/lsutil"
+	"github.com/microsoft/typescript-go/internal/testutil"
+)
+
+func TestAutoImportCompletion1(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `// @Filename: a.ts
+export const someVar = 10;
+
+// @Filename: b.ts
+export const anotherVar = 10;
+
+// @Filename: c.ts
+import {someVar} from "./a.ts";
+someVar;
+a/**/
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+	f.VerifyCompletions(t, "", &fourslash.CompletionsExpectedList{
+		UserPreferences: &lsutil.UserPreferences{
+			IncludeCompletionsForModuleExports:    core.TSTrue,
+			IncludeCompletionsForImportStatements: core.TSTrue,
+		},
+		IsIncomplete: false,
+		ItemDefaults: &fourslash.CompletionsExpectedItemDefaults{
+			CommitCharacters: &DefaultCommitCharacters,
+			EditRange:        Ignored,
+		},
+		Items: &fourslash.CompletionsExpectedItems{
+			Includes: []fourslash.CompletionsExpectedItem{"someVar", "anotherVar"},
+		},
+	})
+	f.BaselineAutoImportsCompletions(t, []string{""})
+	f.VerifyCompletions(t, "", &fourslash.CompletionsExpectedList{
+		UserPreferences: &lsutil.UserPreferences{
+			// completion autoimport preferences off; this tests if fourslash server communication correctly registers changes in user preferences
+			IncludeCompletionsForModuleExports:    core.TSFalse,
+			IncludeCompletionsForImportStatements: core.TSFalse,
+		},
+		IsIncomplete: false,
+		ItemDefaults: &fourslash.CompletionsExpectedItemDefaults{
+			CommitCharacters: &DefaultCommitCharacters,
+			EditRange:        Ignored,
+		},
+		Items: &fourslash.CompletionsExpectedItems{
+			Excludes: []string{"anotherVar"},
+		},
+	})
+}
+
+func TestAutoImportCompletion2(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `// @Filename: a.ts
+export const someVar = 10;
+export const anotherVar = 10;
+
+// @Filename: c.ts
+import {someVar} from "./a.ts";
+someVar;
+a/**/
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+	f.VerifyCompletions(t, "", &fourslash.CompletionsExpectedList{
+		UserPreferences: &lsutil.UserPreferences{
+			IncludeCompletionsForModuleExports:    core.TSTrue,
+			IncludeCompletionsForImportStatements: core.TSTrue,
+		},
+		IsIncomplete: false,
+		ItemDefaults: &fourslash.CompletionsExpectedItemDefaults{
+			CommitCharacters: &DefaultCommitCharacters,
+			EditRange:        Ignored,
+		},
+		Items: &fourslash.CompletionsExpectedItems{
+			Includes: []fourslash.CompletionsExpectedItem{"someVar", "anotherVar"},
+		},
+	})
+	f.BaselineAutoImportsCompletions(t, []string{""})
+}
+
+func TestAutoImportCompletion3(t *testing.T) {
+	t.Parallel()
+	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
+	const content = `// @Filename: a.ts
+export const aa = "asdf";
+export const someVar = 10;
+export const bb = 10;
+
+// @Filename: c.ts
+import { aa, someVar } from "./a.ts";
+someVar;
+b/**/
+`
+	f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
+	defer done()
+	f.VerifyCompletions(t, "", &fourslash.CompletionsExpectedList{
+		UserPreferences: &lsutil.UserPreferences{
+			IncludeCompletionsForModuleExports:    core.TSTrue,
+			IncludeCompletionsForImportStatements: core.TSTrue,
+		},
+		IsIncomplete: false,
+		ItemDefaults: &fourslash.CompletionsExpectedItemDefaults{
+			CommitCharacters: &DefaultCommitCharacters,
+			EditRange:        Ignored,
+		},
+		Items: &fourslash.CompletionsExpectedItems{
+			Includes: []fourslash.CompletionsExpectedItem{"bb"},
+		},
+	})
+	f.BaselineAutoImportsCompletions(t, []string{""})
+}