Use explicit extensions for imports within src (#58421)

src/testRunner/_namespaces/FourSlash.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the FourSlash namespace. */
 
-export * from "../../harness/_namespaces/FourSlash";
+export * from "../../harness/_namespaces/FourSlash.js";

src/testRunner/_namespaces/Harness.Parallel.Host.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the Harness.Parallel.Host namespace. */
 
-export * from "../parallel/host";
+export * from "../parallel/host.js";

src/testRunner/_namespaces/Harness.Parallel.Worker.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the Harness.Parallel.Worker namespace. */
 
-export * from "../parallel/worker";
+export * from "../parallel/worker.js";

src/testRunner/_namespaces/Harness.Parallel.ts

@@ -1,7 +1,7 @@
 /* Generated file to emulate the Harness.Parallel namespace. */
 
-export * from "../parallel/shared";
-import * as Host from "./Harness.Parallel.Host";
+export * from "../parallel/shared.js";
+import * as Host from "./Harness.Parallel.Host.js";
 export { Host };
-import * as Worker from "./Harness.Parallel.Worker";
+import * as Worker from "./Harness.Parallel.Worker.js";
 export { Worker };

src/testRunner/_namespaces/Harness.ts

@@ -1,17 +1,17 @@
 /* Generated file to emulate the Harness namespace. */
 
-export * from "../../harness/_namespaces/Harness";
+export * from "../../harness/_namespaces/Harness.js";
 
-import * as Parallel from "./Harness.Parallel";
+import * as Parallel from "./Harness.Parallel.js";
 export { Parallel };
 
-export * from "../fourslashRunner";
-export * from "../compilerRunner";
-export * from "../transpileRunner";
-export * from "../runner";
+export * from "../fourslashRunner.js";
+export * from "../compilerRunner.js";
+export * from "../transpileRunner.js";
+export * from "../runner.js";
 
 // If running as emitted CJS, don't start executing the tests here; instead start in runner.ts.
 // If running bundled, we want this to be here so that esbuild places the tests after runner.ts.
 if (!__filename.endsWith("Harness.js")) {
-    require("../tests");
+    require("../tests.js");
 }

src/testRunner/_namespaces/Utils.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the Utils namespace. */
 
-export * from "../../harness/_namespaces/Utils";
+export * from "../../harness/_namespaces/Utils.js";

src/testRunner/_namespaces/compiler.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the compiler namespace. */
 
-export * from "../../harness/_namespaces/compiler";
+export * from "../../harness/_namespaces/compiler.js";

src/testRunner/_namespaces/documents.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the documents namespace. */
 
-export * from "../../harness/_namespaces/documents";
+export * from "../../harness/_namespaces/documents.js";

src/testRunner/_namespaces/evaluator.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the evaluator namespace. */
 
-export * from "../../harness/_namespaces/evaluator";
+export * from "../../harness/_namespaces/evaluator.js";

src/testRunner/_namespaces/fakes.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the fakes namespace. */
 
-export * from "../../harness/_namespaces/fakes";
+export * from "../../harness/_namespaces/fakes.js";

src/testRunner/_namespaces/project.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the project namespace. */
 
-export * from "../projectsRunner";
+export * from "../projectsRunner.js";

src/testRunner/_namespaces/ts.server.ts

@@ -1,6 +1,6 @@
 /* Generated file to emulate the ts.server namespace. */
 
-export * from "../../jsTyping/_namespaces/ts.server";
-export * from "../../server/_namespaces/ts.server";
-export * from "../../typingsInstallerCore/_namespaces/ts.server";
-export * from "../../harness/_namespaces/ts.server";
+export * from "../../jsTyping/_namespaces/ts.server.js";
+export * from "../../server/_namespaces/ts.server.js";
+export * from "../../typingsInstallerCore/_namespaces/ts.server.js";
+export * from "../../harness/_namespaces/ts.server.js";

src/testRunner/_namespaces/ts.ts

@@ -1,11 +1,11 @@
 /* Generated file to emulate the ts namespace. */
 
-export * from "../../compiler/_namespaces/ts";
-export * from "../../services/_namespaces/ts";
-export * from "../../jsTyping/_namespaces/ts";
-export * from "../../server/_namespaces/ts";
-export * from "../../typingsInstallerCore/_namespaces/ts";
-export * from "../../deprecatedCompat/_namespaces/ts";
-export * from "../../harness/_namespaces/ts";
-import * as server from "./ts.server";
+export * from "../../compiler/_namespaces/ts.js";
+export * from "../../services/_namespaces/ts.js";
+export * from "../../jsTyping/_namespaces/ts.js";
+export * from "../../server/_namespaces/ts.js";
+export * from "../../typingsInstallerCore/_namespaces/ts.js";
+export * from "../../deprecatedCompat/_namespaces/ts.js";
+export * from "../../harness/_namespaces/ts.js";
+import * as server from "./ts.server.js";
 export { server };

src/testRunner/_namespaces/vfs.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the vfs namespace. */
 
-export * from "../../harness/_namespaces/vfs";
+export * from "../../harness/_namespaces/vfs.js";

src/testRunner/_namespaces/vpath.ts

@@ -1,3 +1,3 @@
 /* Generated file to emulate the vpath namespace. */
 
-export * from "../../harness/_namespaces/vpath";
+export * from "../../harness/_namespaces/vpath.js";

src/testRunner/compilerRunner.ts

@@ -9,11 +9,11 @@ import {
     RunnerBase,
     TestCaseParser,
     TestRunnerKind,
-} from "./_namespaces/Harness";
-import * as ts from "./_namespaces/ts";
-import * as Utils from "./_namespaces/Utils";
-import * as vfs from "./_namespaces/vfs";
-import * as vpath from "./_namespaces/vpath";
+} from "./_namespaces/Harness.js";
+import * as ts from "./_namespaces/ts.js";
+import * as Utils from "./_namespaces/Utils.js";
+import * as vfs from "./_namespaces/vfs.js";
+import * as vpath from "./_namespaces/vpath.js";
 
 export const enum CompilerTestType {
     Conformance,

src/testRunner/fourslashRunner.ts

@@ -1,10 +1,10 @@
-import * as FourSlash from "./_namespaces/FourSlash";
+import * as FourSlash from "./_namespaces/FourSlash.js";
 import {
     IO,
     RunnerBase,
     TestRunnerKind,
-} from "./_namespaces/Harness";
-import * as ts from "./_namespaces/ts";
+} from "./_namespaces/Harness.js";
+import * as ts from "./_namespaces/ts.js";
 
 export class FourSlashRunner extends RunnerBase {
     protected basePath: string;

src/testRunner/parallel/host.ts

@@ -12,7 +12,7 @@ import {
     TestConfig,
     TestRunnerKind,
     workerCount,
-} from "../_namespaces/Harness";
+} from "../_namespaces/Harness.js";
 import {
     ErrorInfo,
     ParallelClientMessage,
@@ -21,9 +21,9 @@ import {
     Task,
     TaskTimeout,
     TestInfo,
-} from "../_namespaces/Harness.Parallel";
-import * as ts from "../_namespaces/ts";
-import * as Utils from "../_namespaces/Utils";
+} from "../_namespaces/Harness.Parallel.js";
+import * as ts from "../_namespaces/ts.js";
+import * as Utils from "../_namespaces/Utils.js";
 
 export function start() {
     const Mocha = require("mocha") as typeof import("mocha");

src/testRunner/parallel/shared.ts

@@ -1,5 +1,5 @@
-import { TestRunnerKind } from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
+import { TestRunnerKind } from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
 
 export interface RunnerTask {
     runner: TestRunnerKind;

src/testRunner/parallel/worker.ts

@@ -3,7 +3,7 @@ import {
     globalTimeout,
     RunnerBase,
     runUnitTests,
-} from "../_namespaces/Harness";
+} from "../_namespaces/Harness.js";
 import {
     ErrorInfo,
     ParallelClientMessage,
@@ -14,7 +14,7 @@ import {
     TaskResult,
     TestInfo,
     UnitTestTask,
-} from "../_namespaces/Harness.Parallel";
+} from "../_namespaces/Harness.Parallel.js";
 
 export function start() {
     function hookUncaughtExceptions() {

src/testRunner/projectsRunner.ts

@@ -1,10 +1,10 @@
-import * as documents from "./_namespaces/documents";
-import * as fakes from "./_namespaces/fakes";
-import * as Harness from "./_namespaces/Harness";
-import * as ts from "./_namespaces/ts";
-import * as Utils from "./_namespaces/Utils";
-import * as vfs from "./_namespaces/vfs";
-import * as vpath from "./_namespaces/vpath";
+import * as documents from "./_namespaces/documents.js";
+import * as fakes from "./_namespaces/fakes.js";
+import * as Harness from "./_namespaces/Harness.js";
+import * as ts from "./_namespaces/ts.js";
+import * as Utils from "./_namespaces/Utils.js";
+import * as vfs from "./_namespaces/vfs.js";
+import * as vpath from "./_namespaces/vpath.js";
 
 // Test case is json of below type in tests/cases/project/
 interface ProjectRunnerTestCase {

src/testRunner/runner.ts

@@ -1,4 +1,4 @@
-import * as FourSlash from "./_namespaces/FourSlash";
+import * as FourSlash from "./_namespaces/FourSlash.js";
 import {
     CompilerBaselineRunner,
     CompilerTestType,
@@ -12,10 +12,10 @@ import {
     setShards,
     TestRunnerKind,
     TranspileRunner,
-} from "./_namespaces/Harness";
-import * as project from "./_namespaces/project";
-import * as ts from "./_namespaces/ts";
-import * as vpath from "./_namespaces/vpath";
+} from "./_namespaces/Harness.js";
+import * as project from "./_namespaces/project.js";
+import * as ts from "./_namespaces/ts.js";
+import * as vpath from "./_namespaces/vpath.js";
 
 /* eslint-disable prefer-const */
 export let runners: RunnerBase[] = [];
@@ -271,5 +271,5 @@ startTestEnvironment();
 // If running as emitted CJS, we want to start the tests here after startTestEnvironment.
 // If running bundled, we will do this in Harness.ts.
 if (__filename.endsWith("runner.js")) {
-    require("./tests");
+    require("./tests.js");
 }

src/testRunner/tests.ts

@@ -1,221 +1,221 @@
-import "./unittests/asserts";
-import "./unittests/base64";
-import "./unittests/builder";
-import "./unittests/canWatch";
-import "./unittests/comments";
-import "./unittests/compilerCore";
-import "./unittests/convertToBase64";
-import "./unittests/customTransforms";
-import "./unittests/diagnosticCollection";
-import "./unittests/factory";
-import "./unittests/incrementalParser";
-import "./unittests/jsDocParsing";
-import "./unittests/jsonParserRecovery";
-import "./unittests/moduleResolution";
-import "./unittests/parsePseudoBigInt";
-import "./unittests/paths";
-import "./unittests/printer";
-import "./unittests/programApi";
-import "./unittests/publicApi";
-import "./unittests/reuseProgramStructure";
-import "./unittests/semver";
-import "./unittests/transform";
-import "./unittests/typeParameterIsPossiblyReferenced";
-import "./unittests/config/commandLineParsing";
-import "./unittests/config/configurationExtension";
-import "./unittests/config/convertCompilerOptionsFromJson";
-import "./unittests/config/convertTypeAcquisitionFromJson";
-import "./unittests/config/initializeTSConfig";
-import "./unittests/config/matchFiles";
-import "./unittests/config/showConfig";
-import "./unittests/config/tsconfigParsing";
-import "./unittests/config/tsconfigParsingWatchOptions";
-import "./unittests/evaluation/arraySpread";
-import "./unittests/evaluation/asyncArrow";
-import "./unittests/evaluation/asyncGenerator";
-import "./unittests/evaluation/autoAccessors";
-import "./unittests/evaluation/awaiter";
-import "./unittests/evaluation/constEnum";
-import "./unittests/evaluation/destructuring";
-import "./unittests/evaluation/externalModules";
-import "./unittests/evaluation/esDecorators";
-import "./unittests/evaluation/esDecoratorsMetadata";
-import "./unittests/evaluation/forAwaitOf";
-import "./unittests/evaluation/forOf";
-import "./unittests/evaluation/generator";
-import "./unittests/evaluation/optionalCall";
-import "./unittests/evaluation/objectRest";
-import "./unittests/evaluation/superInStaticInitializer";
-import "./unittests/evaluation/templateLiteral";
-import "./unittests/evaluation/updateExpressionInModule";
-import "./unittests/evaluation/usingDeclarations";
-import "./unittests/evaluation/awaitUsingDeclarations";
-import "./unittests/services/cancellableLanguageServiceOperations";
-import "./unittests/services/colorization";
-import "./unittests/services/convertToAsyncFunction";
-import "./unittests/services/documentRegistry";
-import "./unittests/services/extract/constants";
-import "./unittests/services/extract/functions";
-import "./unittests/services/extract/symbolWalker";
-import "./unittests/services/extract/ranges";
-import "./unittests/services/hostNewLineSupport";
-import "./unittests/services/languageService";
-import "./unittests/services/organizeImports";
-import "./unittests/services/patternMatcher";
-import "./unittests/services/preProcessFile";
-import "./unittests/services/textChanges";
-import "./unittests/services/transpile";
-import "./unittests/services/utilities";
-import "./unittests/sys/symlinkWatching";
-import "./unittests/tsbuild/amdModulesWithOut";
-import "./unittests/tsbuild/clean";
-import "./unittests/tsbuild/commandLine";
-import "./unittests/tsbuild/configFileErrors";
-import "./unittests/tsbuild/configFileExtends";
-import "./unittests/tsbuild/containerOnlyReferenced";
-import "./unittests/tsbuild/declarationEmit";
-import "./unittests/tsbuild/demo";
-import "./unittests/tsbuild/emitDeclarationOnly";
-import "./unittests/tsbuild/emptyFiles";
-import "./unittests/tsbuild/exitCodeOnBogusFile";
-import "./unittests/tsbuild/extends";
-import "./unittests/tsbuild/fileDelete";
-import "./unittests/tsbuild/graphOrdering";
-import "./unittests/tsbuild/inferredTypeFromTransitiveModule";
-import "./unittests/tsbuild/javascriptProjectEmit";
-import "./unittests/tsbuild/lateBoundSymbol";
-import "./unittests/tsbuild/libraryResolution";
-import "./unittests/tsbuild/moduleResolution";
-import "./unittests/tsbuild/moduleSpecifiers";
-import "./unittests/tsbuild/noCheck";
-import "./unittests/tsbuild/noEmit";
-import "./unittests/tsbuild/noEmitOnError";
-import "./unittests/tsbuild/outFile";
-import "./unittests/tsbuild/outputPaths";
-import "./unittests/tsbuild/publicApi";
-import "./unittests/tsbuild/referencesWithRootDirInParent";
-import "./unittests/tsbuild/resolveJsonModule";
-import "./unittests/tsbuild/roots";
-import "./unittests/tsbuild/sample";
-import "./unittests/tsbuild/transitiveReferences";
-import "./unittests/tsbuildWatch/configFileErrors";
-import "./unittests/tsbuildWatch/demo";
-import "./unittests/tsbuildWatch/extends";
-import "./unittests/tsbuildWatch/libraryResolution";
-import "./unittests/tsbuildWatch/moduleResolution";
-import "./unittests/tsbuildWatch/noEmit";
-import "./unittests/tsbuildWatch/noEmitOnError";
-import "./unittests/tsbuildWatch/programUpdates";
-import "./unittests/tsbuildWatch/projectsBuilding";
-import "./unittests/tsbuildWatch/publicApi";
-import "./unittests/tsbuildWatch/reexport";
-import "./unittests/tsbuildWatch/watchEnvironment";
-import "./unittests/tsc/cancellationToken";
-import "./unittests/tsc/composite";
-import "./unittests/tsc/declarationEmit";
-import "./unittests/tsc/extends";
-import "./unittests/tsc/forceConsistentCasingInFileNames";
-import "./unittests/tsc/incremental";
-import "./unittests/tsc/libraryResolution";
-import "./unittests/tsc/listFilesOnly";
-import "./unittests/tsc/moduleResolution";
-import "./unittests/tsc/projectReferences";
-import "./unittests/tsc/projectReferencesConfig";
-import "./unittests/tsc/redirect";
-import "./unittests/tsc/runWithoutArgs";
-import "./unittests/tscWatch/consoleClearing";
-import "./unittests/tscWatch/emit";
-import "./unittests/tscWatch/nodeNextWatch";
-import "./unittests/tscWatch/emitAndErrorUpdates";
-import "./unittests/tscWatch/extends";
-import "./unittests/tscWatch/forceConsistentCasingInFileNames";
-import "./unittests/tscWatch/incremental";
-import "./unittests/tscWatch/libraryResolution";
-import "./unittests/tscWatch/moduleResolution";
-import "./unittests/tscWatch/programUpdates";
-import "./unittests/tscWatch/projectsWithReferences";
-import "./unittests/tscWatch/resolutionCache";
-import "./unittests/tscWatch/resolveJsonModuleWithIncremental";
-import "./unittests/tscWatch/sourceOfProjectReferenceRedirect";
-import "./unittests/tscWatch/symlinks";
-import "./unittests/tscWatch/watchApi";
-import "./unittests/tscWatch/watchEnvironment";
-import "./unittests/tsserver/applyChangesToOpenFiles";
-import "./unittests/tsserver/autoImportProvider";
-import "./unittests/tsserver/auxiliaryProject";
-import "./unittests/tsserver/cachingFileSystemInformation";
-import "./unittests/tsserver/cancellationToken";
-import "./unittests/tsserver/codeFix";
-import "./unittests/tsserver/compileOnSave";
-import "./unittests/tsserver/completions";
-import "./unittests/tsserver/completionsIncomplete";
-import "./unittests/tsserver/configFileSearch";
-import "./unittests/tsserver/configuredProjects";
-import "./unittests/tsserver/declarationFileMaps";
-import "./unittests/tsserver/documentRegistry";
-import "./unittests/tsserver/duplicatePackages";
-import "./unittests/tsserver/dynamicFiles";
-import "./unittests/tsserver/events/largeFileReferenced";
-import "./unittests/tsserver/events/projectLanguageServiceState";
-import "./unittests/tsserver/events/projectLoading";
-import "./unittests/tsserver/events/projectUpdatedInBackground";
-import "./unittests/tsserver/events/watchEvents";
-import "./unittests/tsserver/exportMapCache";
-import "./unittests/tsserver/extends";
-import "./unittests/tsserver/externalProjects";
-import "./unittests/tsserver/findAllReferences";
-import "./unittests/tsserver/forceConsistentCasingInFileNames";
-import "./unittests/tsserver/formatSettings";
-import "./unittests/tsserver/getApplicableRefactors";
-import "./unittests/tsserver/getEditsForFileRename";
-import "./unittests/tsserver/getExportReferences";
-import "./unittests/tsserver/getFileReferences";
-import "./unittests/tsserver/goToDefinition";
-import "./unittests/tsserver/importHelpers";
-import "./unittests/tsserver/inlayHints";
-import "./unittests/tsserver/inferredProjects";
-import "./unittests/tsserver/jsdocTag";
-import "./unittests/tsserver/languageService";
-import "./unittests/tsserver/libraryResolution";
-import "./unittests/tsserver/maxNodeModuleJsDepth";
-import "./unittests/tsserver/metadataInResponse";
-import "./unittests/tsserver/moduleResolution";
-import "./unittests/tsserver/moduleSpecifierCache";
-import "./unittests/tsserver/navTo";
-import "./unittests/tsserver/occurences";
-import "./unittests/tsserver/openFile";
-import "./unittests/tsserver/packageJsonInfo";
-import "./unittests/tsserver/partialSemanticServer";
-import "./unittests/tsserver/plugins";
-import "./unittests/tsserver/pluginsAsync";
-import "./unittests/tsserver/projectErrors";
-import "./unittests/tsserver/projectReferenceCompileOnSave";
-import "./unittests/tsserver/projectReferenceErrors";
-import "./unittests/tsserver/projectReferences";
-import "./unittests/tsserver/projectReferencesSourcemap";
-import "./unittests/tsserver/projects";
-import "./unittests/tsserver/projectsWithReferences";
-import "./unittests/tsserver/refactors";
-import "./unittests/tsserver/reload";
-import "./unittests/tsserver/reloadProjects";
-import "./unittests/tsserver/rename";
-import "./unittests/tsserver/resolutionCache";
-import "./unittests/tsserver/session";
-import "./unittests/tsserver/skipLibCheck";
-import "./unittests/tsserver/smartSelection";
-import "./unittests/tsserver/symlinkCache";
-import "./unittests/tsserver/symLinks";
-import "./unittests/tsserver/syntacticServer";
-import "./unittests/tsserver/syntaxOperations";
-import "./unittests/tsserver/textStorage";
-import "./unittests/tsserver/telemetry";
-import "./unittests/tsserver/typeAquisition";
-import "./unittests/tsserver/typeOnlyImportChains";
-import "./unittests/tsserver/typeReferenceDirectives";
-import "./unittests/tsserver/typingsInstaller";
-import "./unittests/tsserver/versionCache";
-import "./unittests/tsserver/watchEnvironment";
-import "./unittests/debugDeprecation";
-import "./unittests/tsserver/inconsistentErrorInEditor";
-import "./unittests/tsserver/getMoveToRefactoringFileSuggestions";
-import "./unittests/skipJSDocParsing";
+export * from "./unittests/asserts.js";
+export * from "./unittests/base64.js";
+export * from "./unittests/builder.js";
+export * from "./unittests/canWatch.js";
+export * from "./unittests/comments.js";
+export * from "./unittests/compilerCore.js";
+export * from "./unittests/config/commandLineParsing.js";
+export * from "./unittests/config/configurationExtension.js";
+export * from "./unittests/config/convertCompilerOptionsFromJson.js";
+export * from "./unittests/config/convertTypeAcquisitionFromJson.js";
+export * from "./unittests/config/initializeTSConfig.js";
+export * from "./unittests/config/matchFiles.js";
+export * from "./unittests/config/showConfig.js";
+export * from "./unittests/config/tsconfigParsing.js";
+export * from "./unittests/config/tsconfigParsingWatchOptions.js";
+export * from "./unittests/convertToBase64.js";
+export * from "./unittests/customTransforms.js";
+export * from "./unittests/debugDeprecation.js";
+export * from "./unittests/diagnosticCollection.js";
+export * from "./unittests/evaluation/arraySpread.js";
+export * from "./unittests/evaluation/asyncArrow.js";
+export * from "./unittests/evaluation/asyncGenerator.js";
+export * from "./unittests/evaluation/autoAccessors.js";
+export * from "./unittests/evaluation/awaiter.js";
+export * from "./unittests/evaluation/awaitUsingDeclarations.js";
+export * from "./unittests/evaluation/constEnum.js";
+export * from "./unittests/evaluation/destructuring.js";
+export * from "./unittests/evaluation/esDecorators.js";
+export * from "./unittests/evaluation/esDecoratorsMetadata.js";
+export * from "./unittests/evaluation/externalModules.js";
+export * from "./unittests/evaluation/forAwaitOf.js";
+export * from "./unittests/evaluation/forOf.js";
+export * from "./unittests/evaluation/generator.js";
+export * from "./unittests/evaluation/objectRest.js";
+export * from "./unittests/evaluation/optionalCall.js";
+export * from "./unittests/evaluation/superInStaticInitializer.js";
+export * from "./unittests/evaluation/templateLiteral.js";
+export * from "./unittests/evaluation/updateExpressionInModule.js";
+export * from "./unittests/evaluation/usingDeclarations.js";
+export * from "./unittests/factory.js";
+export * from "./unittests/incrementalParser.js";
+export * from "./unittests/jsDocParsing.js";
+export * from "./unittests/jsonParserRecovery.js";
+export * from "./unittests/moduleResolution.js";
+export * from "./unittests/parsePseudoBigInt.js";
+export * from "./unittests/paths.js";
+export * from "./unittests/printer.js";
+export * from "./unittests/programApi.js";
+export * from "./unittests/publicApi.js";
+export * from "./unittests/reuseProgramStructure.js";
+export * from "./unittests/semver.js";
+export * from "./unittests/services/cancellableLanguageServiceOperations.js";
+export * from "./unittests/services/colorization.js";
+export * from "./unittests/services/convertToAsyncFunction.js";
+export * from "./unittests/services/documentRegistry.js";
+export * from "./unittests/services/extract/constants.js";
+export * from "./unittests/services/extract/functions.js";
+export * from "./unittests/services/extract/ranges.js";
+export * from "./unittests/services/extract/symbolWalker.js";
+export * from "./unittests/services/hostNewLineSupport.js";
+export * from "./unittests/services/languageService.js";
+export * from "./unittests/services/organizeImports.js";
+export * from "./unittests/services/patternMatcher.js";
+export * from "./unittests/services/preProcessFile.js";
+export * from "./unittests/services/textChanges.js";
+export * from "./unittests/services/transpile.js";
+export * from "./unittests/services/utilities.js";
+export * from "./unittests/skipJSDocParsing.js";
+export * from "./unittests/sys/symlinkWatching.js";
+export * from "./unittests/transform.js";
+export * from "./unittests/tsbuild/amdModulesWithOut.js";
+export * from "./unittests/tsbuild/clean.js";
+export * from "./unittests/tsbuild/commandLine.js";
+export * from "./unittests/tsbuild/configFileErrors.js";
+export * from "./unittests/tsbuild/configFileExtends.js";
+export * from "./unittests/tsbuild/containerOnlyReferenced.js";
+export * from "./unittests/tsbuild/declarationEmit.js";
+export * from "./unittests/tsbuild/demo.js";
+export * from "./unittests/tsbuild/emitDeclarationOnly.js";
+export * from "./unittests/tsbuild/emptyFiles.js";
+export * from "./unittests/tsbuild/exitCodeOnBogusFile.js";
+export * from "./unittests/tsbuild/extends.js";
+export * from "./unittests/tsbuild/fileDelete.js";
+export * from "./unittests/tsbuild/graphOrdering.js";
+export * from "./unittests/tsbuild/inferredTypeFromTransitiveModule.js";
+export * from "./unittests/tsbuild/javascriptProjectEmit.js";
+export * from "./unittests/tsbuild/lateBoundSymbol.js";
+export * from "./unittests/tsbuild/libraryResolution.js";
+export * from "./unittests/tsbuild/moduleResolution.js";
+export * from "./unittests/tsbuild/moduleSpecifiers.js";
+export * from "./unittests/tsbuild/noCheck.js";
+export * from "./unittests/tsbuild/noEmit.js";
+export * from "./unittests/tsbuild/noEmitOnError.js";
+export * from "./unittests/tsbuild/outFile.js";
+export * from "./unittests/tsbuild/outputPaths.js";
+export * from "./unittests/tsbuild/publicApi.js";
+export * from "./unittests/tsbuild/referencesWithRootDirInParent.js";
+export * from "./unittests/tsbuild/resolveJsonModule.js";
+export * from "./unittests/tsbuild/roots.js";
+export * from "./unittests/tsbuild/sample.js";
+export * from "./unittests/tsbuild/transitiveReferences.js";
+export * from "./unittests/tsbuildWatch/configFileErrors.js";
+export * from "./unittests/tsbuildWatch/demo.js";
+export * from "./unittests/tsbuildWatch/extends.js";
+export * from "./unittests/tsbuildWatch/libraryResolution.js";
+export * from "./unittests/tsbuildWatch/moduleResolution.js";
+export * from "./unittests/tsbuildWatch/noEmit.js";
+export * from "./unittests/tsbuildWatch/noEmitOnError.js";
+export * from "./unittests/tsbuildWatch/programUpdates.js";
+export * from "./unittests/tsbuildWatch/projectsBuilding.js";
+export * from "./unittests/tsbuildWatch/publicApi.js";
+export * from "./unittests/tsbuildWatch/reexport.js";
+export * from "./unittests/tsbuildWatch/watchEnvironment.js";
+export * from "./unittests/tsc/cancellationToken.js";
+export * from "./unittests/tsc/composite.js";
+export * from "./unittests/tsc/declarationEmit.js";
+export * from "./unittests/tsc/extends.js";
+export * from "./unittests/tsc/forceConsistentCasingInFileNames.js";
+export * from "./unittests/tsc/incremental.js";
+export * from "./unittests/tsc/libraryResolution.js";
+export * from "./unittests/tsc/listFilesOnly.js";
+export * from "./unittests/tsc/moduleResolution.js";
+export * from "./unittests/tsc/projectReferences.js";
+export * from "./unittests/tsc/projectReferencesConfig.js";
+export * from "./unittests/tsc/redirect.js";
+export * from "./unittests/tsc/runWithoutArgs.js";
+export * from "./unittests/tscWatch/consoleClearing.js";
+export * from "./unittests/tscWatch/emit.js";
+export * from "./unittests/tscWatch/emitAndErrorUpdates.js";
+export * from "./unittests/tscWatch/extends.js";
+export * from "./unittests/tscWatch/forceConsistentCasingInFileNames.js";
+export * from "./unittests/tscWatch/incremental.js";
+export * from "./unittests/tscWatch/libraryResolution.js";
+export * from "./unittests/tscWatch/moduleResolution.js";
+export * from "./unittests/tscWatch/nodeNextWatch.js";
+export * from "./unittests/tscWatch/programUpdates.js";
+export * from "./unittests/tscWatch/projectsWithReferences.js";
+export * from "./unittests/tscWatch/resolutionCache.js";
+export * from "./unittests/tscWatch/resolveJsonModuleWithIncremental.js";
+export * from "./unittests/tscWatch/sourceOfProjectReferenceRedirect.js";
+export * from "./unittests/tscWatch/symlinks.js";
+export * from "./unittests/tscWatch/watchApi.js";
+export * from "./unittests/tscWatch/watchEnvironment.js";
+export * from "./unittests/tsserver/applyChangesToOpenFiles.js";
+export * from "./unittests/tsserver/autoImportProvider.js";
+export * from "./unittests/tsserver/auxiliaryProject.js";
+export * from "./unittests/tsserver/cachingFileSystemInformation.js";
+export * from "./unittests/tsserver/cancellationToken.js";
+export * from "./unittests/tsserver/codeFix.js";
+export * from "./unittests/tsserver/compileOnSave.js";
+export * from "./unittests/tsserver/completions.js";
+export * from "./unittests/tsserver/completionsIncomplete.js";
+export * from "./unittests/tsserver/configFileSearch.js";
+export * from "./unittests/tsserver/configuredProjects.js";
+export * from "./unittests/tsserver/declarationFileMaps.js";
+export * from "./unittests/tsserver/documentRegistry.js";
+export * from "./unittests/tsserver/duplicatePackages.js";
+export * from "./unittests/tsserver/dynamicFiles.js";
+export * from "./unittests/tsserver/events/largeFileReferenced.js";
+export * from "./unittests/tsserver/events/projectLanguageServiceState.js";
+export * from "./unittests/tsserver/events/projectLoading.js";
+export * from "./unittests/tsserver/events/projectUpdatedInBackground.js";
+export * from "./unittests/tsserver/events/watchEvents.js";
+export * from "./unittests/tsserver/exportMapCache.js";
+export * from "./unittests/tsserver/extends.js";
+export * from "./unittests/tsserver/externalProjects.js";
+export * from "./unittests/tsserver/findAllReferences.js";
+export * from "./unittests/tsserver/forceConsistentCasingInFileNames.js";
+export * from "./unittests/tsserver/formatSettings.js";
+export * from "./unittests/tsserver/getApplicableRefactors.js";
+export * from "./unittests/tsserver/getEditsForFileRename.js";
+export * from "./unittests/tsserver/getExportReferences.js";
+export * from "./unittests/tsserver/getFileReferences.js";
+export * from "./unittests/tsserver/getMoveToRefactoringFileSuggestions.js";
+export * from "./unittests/tsserver/goToDefinition.js";
+export * from "./unittests/tsserver/importHelpers.js";
+export * from "./unittests/tsserver/inconsistentErrorInEditor.js";
+export * from "./unittests/tsserver/inferredProjects.js";
+export * from "./unittests/tsserver/inlayHints.js";
+export * from "./unittests/tsserver/jsdocTag.js";
+export * from "./unittests/tsserver/languageService.js";
+export * from "./unittests/tsserver/libraryResolution.js";
+export * from "./unittests/tsserver/maxNodeModuleJsDepth.js";
+export * from "./unittests/tsserver/metadataInResponse.js";
+export * from "./unittests/tsserver/moduleResolution.js";
+export * from "./unittests/tsserver/moduleSpecifierCache.js";
+export * from "./unittests/tsserver/navTo.js";
+export * from "./unittests/tsserver/occurences.js";
+export * from "./unittests/tsserver/openFile.js";
+export * from "./unittests/tsserver/packageJsonInfo.js";
+export * from "./unittests/tsserver/partialSemanticServer.js";
+export * from "./unittests/tsserver/plugins.js";
+export * from "./unittests/tsserver/pluginsAsync.js";
+export * from "./unittests/tsserver/projectErrors.js";
+export * from "./unittests/tsserver/projectReferenceCompileOnSave.js";
+export * from "./unittests/tsserver/projectReferenceErrors.js";
+export * from "./unittests/tsserver/projectReferences.js";
+export * from "./unittests/tsserver/projectReferencesSourcemap.js";
+export * from "./unittests/tsserver/projects.js";
+export * from "./unittests/tsserver/projectsWithReferences.js";
+export * from "./unittests/tsserver/refactors.js";
+export * from "./unittests/tsserver/reload.js";
+export * from "./unittests/tsserver/reloadProjects.js";
+export * from "./unittests/tsserver/rename.js";
+export * from "./unittests/tsserver/resolutionCache.js";
+export * from "./unittests/tsserver/session.js";
+export * from "./unittests/tsserver/skipLibCheck.js";
+export * from "./unittests/tsserver/smartSelection.js";
+export * from "./unittests/tsserver/symlinkCache.js";
+export * from "./unittests/tsserver/symLinks.js";
+export * from "./unittests/tsserver/syntacticServer.js";
+export * from "./unittests/tsserver/syntaxOperations.js";
+export * from "./unittests/tsserver/telemetry.js";
+export * from "./unittests/tsserver/textStorage.js";
+export * from "./unittests/tsserver/typeAquisition.js";
+export * from "./unittests/tsserver/typeOnlyImportChains.js";
+export * from "./unittests/tsserver/typeReferenceDirectives.js";
+export * from "./unittests/tsserver/typingsInstaller.js";
+export * from "./unittests/tsserver/versionCache.js";
+export * from "./unittests/tsserver/watchEnvironment.js";
+export * from "./unittests/typeParameterIsPossiblyReferenced.js";

src/testRunner/transpileRunner.ts

@@ -6,9 +6,9 @@ import {
     RunnerBase,
     TestCaseParser,
     TestRunnerKind,
-} from "./_namespaces/Harness";
-import * as ts from "./_namespaces/ts";
-import * as vpath from "./_namespaces/vpath";
+} from "./_namespaces/Harness.js";
+import * as ts from "./_namespaces/ts.js";
+import * as vpath from "./_namespaces/vpath.js";
 
 export class TranspileRunner extends RunnerBase {
     protected basePath = "tests/cases/transpile";

src/testRunner/unittests/asserts.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: assert", () => {
     it("deepEqual", () => {

src/testRunner/unittests/base64.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: base64", () => {
     describe("base64decode", () => {

src/testRunner/unittests/builder.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 import {
     NamedSourceText,
     newProgram,
@@ -6,7 +6,7 @@ import {
     SourceText,
     updateProgram,
     updateProgramText,
-} from "./helpers";
+} from "./helpers.js";
 
 describe("unittests:: builder", () => {
     it("emits dependent files", () => {

src/testRunner/unittests/canWatch.ts

@@ -1,5 +1,5 @@
-import { Baseline } from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
+import { Baseline } from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
 describe("unittests:: canWatch::", () => {
     baselineCanWatch(
         "canWatchDirectoryOrFile",

src/testRunner/unittests/comments.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("comment parsing", () => {
     const withShebang = `#! node

src/testRunner/unittests/compilerCore.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: compilerCore", () => {
     describe("equalOwnProperties", () => {

src/testRunner/unittests/config/commandLineParsing.ts

@@ -1,6 +1,6 @@
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
-import { jsonToReadableText } from "../helpers";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
+import { jsonToReadableText } from "../helpers.js";
 
 describe("unittests:: config:: commandLineParsing:: parseCommandLine", () => {
     function assertParseResult(subScenario: string, commandLine: string[], workerDiagnostic?: () => ts.ParseCommandLineWorkerDiagnostics) {

src/testRunner/unittests/config/configurationExtension.ts

@@ -1,12 +1,12 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
-import * as vfs from "../../_namespaces/vfs";
-import { jsonToReadableText } from "../helpers";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     baselineParseConfig,
     baselineParseConfigHost,
-} from "./helpers";
+} from "./helpers.js";
 
 function createFileSystem(ignoreCase: boolean, cwd: string, root: string) {
     return new vfs.FileSystem(ignoreCase, {

src/testRunner/unittests/config/convertCompilerOptionsFromJson.ts

@@ -1,7 +1,7 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as vfs from "../../_namespaces/vfs";
-import { jsonToReadableText } from "../helpers";
-import { baselineParseConfig } from "./helpers";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { jsonToReadableText } from "../helpers.js";
+import { baselineParseConfig } from "./helpers.js";
 
 describe("unittests:: config:: convertCompilerOptionsFromJson", () => {
     function baselineCompilerOptions(subScenario: string, json: any, configFileName: string) {

src/testRunner/unittests/config/convertTypeAcquisitionFromJson.ts

@@ -1,7 +1,7 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as vfs from "../../_namespaces/vfs";
-import { jsonToReadableText } from "../helpers";
-import { baselineParseConfig } from "./helpers";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { jsonToReadableText } from "../helpers.js";
+import { baselineParseConfig } from "./helpers.js";
 
 describe("unittests:: config:: convertTypeAcquisitionFromJson", () => {
     function baselineTypeAcquisition(subScenario: string, json: any, configFileName: string) {

src/testRunner/unittests/config/helpers.ts

@@ -1,7 +1,7 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
-import * as vfs from "../../_namespaces/vfs";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
+import * as vfs from "../../_namespaces/vfs.js";
 
 function getParsedCommandJson(
     jsonText: string,

src/testRunner/unittests/config/initializeTSConfig.ts

@@ -1,5 +1,5 @@
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: config:: initTSConfig", () => {
     function initTSConfigCorrectly(name: string, commandLinesArgs: string[]) {

src/testRunner/unittests/config/matchFiles.ts

@@ -1,8 +1,8 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as ts from "../../_namespaces/ts";
-import * as vfs from "../../_namespaces/vfs";
-import { jsonToReadableText } from "../helpers";
-import { baselineParseConfig } from "./helpers";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as ts from "../../_namespaces/ts.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { jsonToReadableText } from "../helpers.js";
+import { baselineParseConfig } from "./helpers.js";
 
 const caseInsensitiveBasePath = "c:/dev/";
 const caseInsensitiveTsconfigPath = "c:/dev/tsconfig.json";

src/testRunner/unittests/config/showConfig.ts

@@ -1,5 +1,5 @@
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: config:: showConfig", () => {
     function showTSConfigCorrectly(name: string, commandLinesArgs: string[], configJson?: object) {

src/testRunner/unittests/config/tsconfigParsing.ts

@@ -1,9 +1,9 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
-import * as vfs from "../../_namespaces/vfs";
-import { jsonToReadableText } from "../helpers";
-import { baselineParseConfig } from "./helpers";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { jsonToReadableText } from "../helpers.js";
+import { baselineParseConfig } from "./helpers.js";
 
 describe("unittests:: config:: tsconfigParsing:: parseConfigFileTextToJson", () => {
     function formatErrors(errors: readonly ts.Diagnostic[]) {

src/testRunner/unittests/config/tsconfigParsingWatchOptions.ts

@@ -1,8 +1,8 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as ts from "../../_namespaces/ts";
-import * as vfs from "../../_namespaces/vfs";
-import { jsonToReadableText } from "../helpers";
-import { baselineParseConfig } from "./helpers";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as ts from "../../_namespaces/ts.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { jsonToReadableText } from "../helpers.js";
+import { baselineParseConfig } from "./helpers.js";
 
 describe("unittests:: config:: tsconfigParsingWatchOptions:: parseConfigFileTextToJson", () => {
     interface VerifyWatchOptions {

src/testRunner/unittests/convertToBase64.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: convertToBase64", () => {
     function runTest(input: string): void {

src/testRunner/unittests/customTransforms.ts

@@ -1,5 +1,5 @@
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: customTransforms", () => {
     function emitsCorrectly(name: string, sources: { file: string; text: string; }[], customTransformers: ts.CustomTransformers, options: ts.CompilerOptions = {}) {

src/testRunner/unittests/debugDeprecation.ts

@@ -1,5 +1,5 @@
-import { deprecate } from "../../deprecatedCompat/deprecate";
-import * as ts from "../_namespaces/ts";
+import { deprecate } from "../../deprecatedCompat/deprecate.js";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: debugDeprecation", () => {
     let loggingHost: ts.LoggingHost | undefined;

src/testRunner/unittests/diagnosticCollection.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: internalApi:: diagnosticCollection", () => {
     describe("add", () => {

src/testRunner/unittests/evaluation/arraySpread.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: arraySpread", () => {
     it("array spread preserves side-effects", async () => {

src/testRunner/unittests/evaluation/asyncArrow.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: asyncArrowEvaluation", () => {
     // https://github.com/Microsoft/TypeScript/issues/24722

src/testRunner/unittests/evaluation/asyncGenerator.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: asyncGeneratorEvaluation", () => {
     it("return (es5)", async () => {

src/testRunner/unittests/evaluation/autoAccessors.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: autoAccessors", () => {
     const editions = [

src/testRunner/unittests/evaluation/awaitUsingDeclarations.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 function FakeSuppressedError(error: any, suppressed: any) {
     return { error, suppressed };

src/testRunner/unittests/evaluation/awaiter.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: awaiter", () => {
     // NOTE: This could break if the ECMAScript spec ever changes the timing behavior for Promises (again)

src/testRunner/unittests/evaluation/constEnum.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: constEnum", () => {
     it("correct order of operations for inlined negative numbers", async () => {

src/testRunner/unittests/evaluation/destructuring.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: destructuring", () => {
     // https://github.com/microsoft/TypeScript/issues/39205

src/testRunner/unittests/evaluation/esDecorators.ts

@@ -1,6 +1,6 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
-import { ScriptTarget } from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
+import { ScriptTarget } from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: esDecorators", () => {
     const options: ts.CompilerOptions = { target: ts.ScriptTarget.ES2021 };

src/testRunner/unittests/evaluation/esDecoratorsMetadata.ts

@@ -1,6 +1,6 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
-import { ScriptTarget } from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
+import { ScriptTarget } from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: esDecoratorsMetadata", () => {
     const nodeVersion = new ts.Version(process.versions.node);

src/testRunner/unittests/evaluation/externalModules.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: externalModules", () => {
     // https://github.com/microsoft/TypeScript/issues/35420

src/testRunner/unittests/evaluation/forAwaitOf.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: forAwaitOfEvaluation", () => {
     it("sync (es5)", async () => {

src/testRunner/unittests/evaluation/forOf.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: forOfEvaluation", () => {
     it("es5 over a array with no Symbol", () => {

src/testRunner/unittests/evaluation/generator.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: generatorEvaluation", () => {
     it("throw before start (es5)", () => {

src/testRunner/unittests/evaluation/objectRest.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: objectRest", () => {
     // https://github.com/microsoft/TypeScript/issues/31469

src/testRunner/unittests/evaluation/optionalCall.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: optionalCall", () => {
     it("f?.()", async () => {

src/testRunner/unittests/evaluation/superInStaticInitializer.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: superInStaticInitializer", () => {
     it("super-property-get in es2015", () => {

src/testRunner/unittests/evaluation/templateLiteral.ts

@@ -1,4 +1,4 @@
-import * as evaluator from "../../_namespaces/evaluator";
+import * as evaluator from "../../_namespaces/evaluator.js";
 
 describe("unittests:: evaluation:: templateLiteral", () => {
     it("toString() over valueOf()", () => {

src/testRunner/unittests/evaluation/updateExpressionInModule.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: evaluation:: updateExpressionInModule", () => {
     // only run BigInt tests if BigInt is supported in the host environment

src/testRunner/unittests/evaluation/usingDeclarations.ts

@@ -1,5 +1,5 @@
-import * as evaluator from "../../_namespaces/evaluator";
-import * as ts from "../../_namespaces/ts";
+import * as evaluator from "../../_namespaces/evaluator.js";
+import * as ts from "../../_namespaces/ts.js";
 
 function FakeSuppressedError(error: any, suppressed: any) {
     return { error, suppressed };

src/testRunner/unittests/factory.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: FactoryAPI", () => {
     function assertSyntaxKind(node: ts.Node, expected: ts.SyntaxKind) {

src/testRunner/unittests/helpers.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 const enum ChangedPart {
     none = 0,

src/testRunner/unittests/helpers/alternateResult.ts

@@ -1,7 +1,7 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
-import { FsContents } from "./contents";
-import { libFile } from "./virtualFileSystemWithWatch";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
+import { FsContents } from "./contents.js";
+import { libFile } from "./virtualFileSystemWithWatch.js";
 
 export function getFsConentsForAlternateResultAtTypesPackageJson(packageName: string, addTypesCondition: boolean) {
     return jsonToReadableText({

src/testRunner/unittests/helpers/baseline.ts

@@ -1,9 +1,9 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
-import { jsonToReadableText } from "../helpers";
-import { TscCompileSystem } from "./tsc";
-import { TestServerHost } from "./virtualFileSystemWithWatch";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
+import { jsonToReadableText } from "../helpers.js";
+import { TscCompileSystem } from "./tsc.js";
+import { TestServerHost } from "./virtualFileSystemWithWatch.js";
 
 export type CommandLineProgram = [ts.Program, ts.BuilderProgram?];
 export interface CommandLineCallbacks {

src/testRunner/unittests/helpers/contents.ts

@@ -1,5 +1,5 @@
-import * as ts from "../../_namespaces/ts";
-import { libFile } from "./virtualFileSystemWithWatch";
+import * as ts from "../../_namespaces/ts.js";
+import { libFile } from "./virtualFileSystemWithWatch.js";
 
 export function compilerOptionsToConfigJson(options: ts.CompilerOptions) {
     return ts.optionMapToObject(ts.serializeCompilerOptions(options));

src/testRunner/unittests/helpers/demoProjectReferences.ts

@@ -1,14 +1,14 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     FsContents,
     libContent,
-} from "./contents";
-import { loadProjectFromFiles } from "./vfs";
+} from "./contents.js";
+import { loadProjectFromFiles } from "./vfs.js";
 import {
     createWatchedSystem,
     libFile,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export function getFsContentsForDemoProjectReferencesCoreConfig(additional?: object) {
     return jsonToReadableText({

src/testRunner/unittests/helpers/extends.ts

@@ -1,12 +1,12 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
-import { FsContents } from "./contents";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
+import { FsContents } from "./contents.js";
 import {
     createServerHost,
     createWatchedSystem,
     libFile,
     TestServerHost,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export function getSymlinkedExtendsSys(forTsserver?: true): TestServerHost {
     return (!forTsserver ? createWatchedSystem : createServerHost)({

src/testRunner/unittests/helpers/forceConsistentCasingInFileNames.ts

@@ -1,10 +1,10 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     FsContents,
     libContent,
-} from "./contents";
-import { libFile } from "./virtualFileSystemWithWatch";
+} from "./contents.js";
+import { libFile } from "./virtualFileSystemWithWatch.js";
 
 export function getFsContentsForMultipleErrorsForceConsistentCasingInFileNames(): FsContents {
     return {

src/testRunner/unittests/helpers/libraryResolution.ts

@@ -1,14 +1,14 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     FsContents,
     libContent,
-} from "./contents";
-import { loadProjectFromFiles } from "./vfs";
+} from "./contents.js";
+import { loadProjectFromFiles } from "./vfs.js";
 import {
     createServerHost,
     createWatchedSystem,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 function getFsContentsForLibResolution(libRedirection?: boolean): FsContents {
     return {

src/testRunner/unittests/helpers/monorepoSymlinkedSiblingPackages.ts

@@ -1,13 +1,13 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
-import { libContent } from "./contents";
-import { solutionBuildWithBaseline } from "./solutionBuilder";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
+import { libContent } from "./contents.js";
+import { solutionBuildWithBaseline } from "./solutionBuilder.js";
 import {
     createServerHost,
     createWatchedSystem,
     TestServerHost,
     TestServerHostOsFlavor,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export function getMonorepoSymlinkedSiblingPackagesSys(forTsserver: boolean, built: boolean, osFlavor?: TestServerHostOsFlavor): TestServerHost {
     const configText = jsonToReadableText({

src/testRunner/unittests/helpers/noEmitOnError.ts

@@ -1,14 +1,14 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     FsContents,
     libContent,
-} from "./contents";
-import { loadProjectFromFiles } from "./vfs";
+} from "./contents.js";
+import { loadProjectFromFiles } from "./vfs.js";
 import {
     createWatchedSystem,
     libFile,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export function getFsContentsForNoEmitOnError(): FsContents {
     return {

src/testRunner/unittests/helpers/sampleProjectReferences.ts

@@ -1,15 +1,15 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     FsContents,
     getProjectConfigWithNodeNext,
-} from "./contents";
-import { loadProjectFromFiles } from "./vfs";
+} from "./contents.js";
+import { loadProjectFromFiles } from "./vfs.js";
 import {
     createServerHost,
     createWatchedSystem,
     libFile,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export function getFsContentsForSampleProjectReferencesLogicConfig(withNodeNext?: boolean) {
     return jsonToReadableText({

src/testRunner/unittests/helpers/solutionBuilder.ts

@@ -1,15 +1,15 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as ts from "../../_namespaces/ts";
-import { jsonToReadableText } from "../helpers";
-import { commandLineCallbacks } from "./baseline";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as ts from "../../_namespaces/ts.js";
+import { jsonToReadableText } from "../helpers.js";
+import { commandLineCallbacks } from "./baseline.js";
 import {
     makeSystemReadyForBaseline,
     TscCompileSystem,
-} from "./tsc";
+} from "./tsc.js";
 import {
     changeToHostTrackingWrittenFiles,
     TestServerHost,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export function createSolutionBuilderHostForBaseline(
     sys: TscCompileSystem | TestServerHost,

src/testRunner/unittests/helpers/transitiveReferences.ts

@@ -1,11 +1,11 @@
-import { dedent } from "../../_namespaces/Utils";
-import { jsonToReadableText } from "../helpers";
+import { dedent } from "../../_namespaces/Utils.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     FsContents,
     getProjectConfigWithNodeNext,
     libContent,
-} from "./contents";
-import { libFile } from "./virtualFileSystemWithWatch";
+} from "./contents.js";
+import { libFile } from "./virtualFileSystemWithWatch.js";
 
 export function getFsContentsForTransitiveReferencesRefsAdts() {
     return dedent`

src/testRunner/unittests/helpers/tsc.ts

@@ -1,8 +1,8 @@
-import * as fakes from "../../_namespaces/fakes";
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
-import * as vfs from "../../_namespaces/vfs";
-import { jsonToReadableText } from "../helpers";
+import * as fakes from "../../_namespaces/fakes.js";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { jsonToReadableText } from "../helpers.js";
 import {
     baselinePrograms,
     CommandLineCallbacks,
@@ -15,7 +15,7 @@ import {
     ReadableProgramMultiFileEmitBuildInfo,
     toPathWithSystem,
     tscBaselineName,
-} from "./baseline";
+} from "./baseline.js";
 
 export type TscCompileSystem = fakes.System & {
     writtenFiles: Set<ts.Path>;

src/testRunner/unittests/helpers/tscWatch.ts

@@ -1,10 +1,10 @@
 import {
     verifyProgramStructure,
     verifyResolutionCache,
-} from "../../../harness/incrementalUtils";
-import { patchHostForBuildInfoReadWrite } from "../../_namespaces/fakes";
-import { Baseline } from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
+} from "../../../harness/incrementalUtils.js";
+import { patchHostForBuildInfoReadWrite } from "../../_namespaces/fakes.js";
+import { Baseline } from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
 import {
     baselinePrograms,
     CommandLineCallbacks,
@@ -12,7 +12,7 @@ import {
     CommandLineProgram,
     generateSourceMapBaselineFiles,
     tscBaselineName,
-} from "./baseline";
+} from "./baseline.js";
 import {
     changeToHostTrackingWrittenFiles,
     File,
@@ -20,7 +20,7 @@ import {
     StateLogger,
     TestServerHost,
     TestServerHostTrackingWrittenFiles,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export const commonFile1: File = {
     path: "/a/b/commonFile1.ts",

src/testRunner/unittests/helpers/tsserver.ts

@@ -1,18 +1,18 @@
-import { incrementalVerifier } from "../../../harness/incrementalUtils";
-import { patchServiceForStateBaseline } from "../../../harness/projectServiceStateLogger";
+import { incrementalVerifier } from "../../../harness/incrementalUtils.js";
+import { patchServiceForStateBaseline } from "../../../harness/projectServiceStateLogger.js";
 import {
     createLoggerWithInMemoryLogs,
     LoggerWithInMemoryLogs,
-} from "../../../harness/tsserverLogger";
-import { patchHostForBuildInfoReadWrite } from "../../_namespaces/fakes";
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
-import { ensureErrorFreeBuild } from "./solutionBuilder";
+} from "../../../harness/tsserverLogger.js";
+import { patchHostForBuildInfoReadWrite } from "../../_namespaces/fakes.js";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
+import { ensureErrorFreeBuild } from "./solutionBuilder.js";
 import {
     customTypesMap,
     TestTypingsInstallerAdapter,
     TestTypingsInstallerOptions,
-} from "./typingsInstaller";
+} from "./typingsInstaller.js";
 import {
     changeToHostTrackingWrittenFiles,
     createServerHost,
@@ -23,7 +23,7 @@ import {
     StateLogger,
     TestServerHost,
     TestServerHostTrackingWrittenFiles,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export function baselineTsserverLogs(scenario: string, subScenario: string, sessionOrService: { logger: LoggerWithInMemoryLogs; }) {
     Harness.Baseline.runBaseline(`tsserver/${scenario}/${subScenario.split(" ").join("-")}.js`, sessionOrService.logger.logs.join("\r\n"));

src/testRunner/unittests/helpers/typingsInstaller.ts

@@ -1,15 +1,15 @@
 import {
     LoggerWithInMemoryLogs,
     nowString,
-} from "../../../harness/tsserverLogger";
-import * as ts from "../../_namespaces/ts";
-import { stringifyIndented } from "../../_namespaces/ts.server";
-import { jsonToReadableText } from "../helpers";
-import { TestSession } from "./tsserver";
+} from "../../../harness/tsserverLogger.js";
+import * as ts from "../../_namespaces/ts.js";
+import { stringifyIndented } from "../../_namespaces/ts.server.js";
+import { jsonToReadableText } from "../helpers.js";
+import { TestSession } from "./tsserver.js";
 import {
     File,
     TestServerHost,
-} from "./virtualFileSystemWithWatch";
+} from "./virtualFileSystemWithWatch.js";
 
 export const customTypesMap = {
     path: "/typesMap.json" as ts.Path,

src/testRunner/unittests/helpers/vfs.ts

@@ -1,6 +1,6 @@
-import { getDirectoryPath } from "../../_namespaces/ts";
-import * as vfs from "../../_namespaces/vfs";
-import { libContent } from "./contents";
+import { getDirectoryPath } from "../../_namespaces/ts.js";
+import * as vfs from "../../_namespaces/vfs.js";
+import { libContent } from "./contents.js";
 
 export interface FsOptions {
     libContentToAppend?: string;

src/testRunner/unittests/helpers/virtualFileSystemWithWatch.ts

@@ -2,7 +2,7 @@ import {
     createWatchUtils,
     Watches,
     WatchUtils,
-} from "../../../harness/watchUtils";
+} from "../../../harness/watchUtils.js";
 import {
     arrayFrom,
     clear,
@@ -43,9 +43,9 @@ import {
     SortedArray,
     sys,
     toPath,
-} from "../../_namespaces/ts";
-import { typingsInstaller } from "../../_namespaces/ts.server";
-import { timeIncrements } from "../../_namespaces/vfs";
+} from "../../_namespaces/ts.js";
+import { typingsInstaller } from "../../_namespaces/ts.server.js";
+import { timeIncrements } from "../../_namespaces/vfs.js";
 
 export const libFile: File = {
     path: "/a/lib/lib.d.ts",

src/testRunner/unittests/incrementalParser.ts

@@ -1,5 +1,5 @@
-import * as ts from "../_namespaces/ts";
-import * as Utils from "../_namespaces/Utils";
+import * as ts from "../_namespaces/ts.js";
+import * as Utils from "../_namespaces/Utils.js";
 
 function withChange(text: ts.IScriptSnapshot, start: number, length: number, newText: string): { text: ts.IScriptSnapshot; textChangeRange: ts.TextChangeRange; } {
     const contents = ts.getSnapshotText(text);

src/testRunner/unittests/jsDocParsing.ts

@@ -1,6 +1,6 @@
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
-import * as Utils from "../_namespaces/Utils";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
+import * as Utils from "../_namespaces/Utils.js";
 
 describe("unittests:: JSDocParsing", () => {
     describe("TypeExpressions", () => {

src/testRunner/unittests/jsonParserRecovery.ts

@@ -1,5 +1,5 @@
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: jsonParserRecovery", () => {
     function parsesToValidSourceFileWithErrors(name: string, text: string) {

src/testRunner/unittests/moduleResolution.ts

@@ -1,6 +1,6 @@
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
-import { jsonToReadableText } from "./helpers";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
+import { jsonToReadableText } from "./helpers.js";
 
 interface File {
     name: string;

src/testRunner/unittests/parsePseudoBigInt.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: BigInt literal base conversions", () => {
     describe("parsePseudoBigInt", () => {

src/testRunner/unittests/paths.ts

@@ -1,4 +1,4 @@
-import * as ts from "../_namespaces/ts";
+import * as ts from "../_namespaces/ts.js";
 
 describe("unittests:: core paths", () => {
     it("normalizeSlashes", () => {

src/testRunner/unittests/printer.ts

@@ -1,7 +1,7 @@
-import * as fakes from "../_namespaces/fakes";
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
-import * as vfs from "../_namespaces/vfs";
+import * as fakes from "../_namespaces/fakes.js";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
+import * as vfs from "../_namespaces/vfs.js";
 
 describe("unittests:: PrinterAPI", () => {
     function makePrintsCorrectly(prefix: string) {

src/testRunner/unittests/programApi.ts

@@ -1,9 +1,9 @@
-import * as documents from "../_namespaces/documents";
-import * as fakes from "../_namespaces/fakes";
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
-import * as vfs from "../_namespaces/vfs";
-import { jsonToReadableText } from "./helpers";
+import * as documents from "../_namespaces/documents.js";
+import * as fakes from "../_namespaces/fakes.js";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
+import * as vfs from "../_namespaces/vfs.js";
+import { jsonToReadableText } from "./helpers.js";
 
 function verifyMissingFilePaths(missing: ReturnType<ts.Program["getMissingFilePaths"]>, expected: readonly string[]) {
     assert.isDefined(missing);

src/testRunner/unittests/publicApi.ts

@@ -1,11 +1,11 @@
-import * as documents from "../_namespaces/documents";
-import * as fakes from "../_namespaces/fakes";
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
-import * as vfs from "../_namespaces/vfs";
-import { jsonToReadableText } from "./helpers";
-import { libContent } from "./helpers/contents";
-import { loadProjectFromFiles } from "./helpers/vfs";
+import * as documents from "../_namespaces/documents.js";
+import * as fakes from "../_namespaces/fakes.js";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
+import * as vfs from "../_namespaces/vfs.js";
+import { jsonToReadableText } from "./helpers.js";
+import { libContent } from "./helpers/contents.js";
+import { loadProjectFromFiles } from "./helpers/vfs.js";
 
 describe("unittests:: Public APIs", () => {
     function verifyApi(fileName: string) {

src/testRunner/unittests/reuseProgramStructure.ts

@@ -1,6 +1,6 @@
-import * as Harness from "../_namespaces/Harness";
-import * as ts from "../_namespaces/ts";
-import * as Utils from "../_namespaces/Utils";
+import * as Harness from "../_namespaces/Harness.js";
+import * as ts from "../_namespaces/ts.js";
+import * as Utils from "../_namespaces/Utils.js";
 import {
     createTestCompilerHost,
     jsonToReadableText,
@@ -12,12 +12,12 @@ import {
     TestCompilerHost,
     updateProgram,
     updateProgramText,
-} from "./helpers";
+} from "./helpers.js";
 import {
     createWatchedSystem,
     File,
     libFile,
-} from "./helpers/virtualFileSystemWithWatch";
+} from "./helpers/virtualFileSystemWithWatch.js";
 
 describe("unittests:: reuseProgramStructure:: General", () => {
     type ProgramToBaseline = ts.Program & Pick<ProgramWithSourceTexts, "version">;

src/testRunner/unittests/semver.ts

@@ -1,5 +1,5 @@
-import * as ts from "../_namespaces/ts";
-import * as Utils from "../_namespaces/Utils";
+import * as ts from "../_namespaces/ts.js";
+import * as Utils from "../_namespaces/Utils.js";
 
 import theory = Utils.theory;
 describe("unittests:: semver", () => {

src/testRunner/unittests/services/cancellableLanguageServiceOperations.ts

@@ -1,5 +1,5 @@
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: services:: cancellableLanguageServiceOperations", () => {
     const file = `

src/testRunner/unittests/services/colorization.ts

@@ -1,5 +1,5 @@
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
 
 // lots of tests use quoted code
 /* eslint-disable no-template-curly-in-string */

src/testRunner/unittests/services/convertToAsyncFunction.ts

@@ -1,15 +1,15 @@
-import * as Harness from "../../_namespaces/Harness";
-import * as ts from "../../_namespaces/ts";
+import * as Harness from "../../_namespaces/Harness.js";
+import * as ts from "../../_namespaces/ts.js";
 import {
     createServerHost,
     File,
-} from "../helpers/virtualFileSystemWithWatch";
+} from "../helpers/virtualFileSystemWithWatch.js";
 import {
     extractTest,
     newLineCharacter,
     notImplementedHost,
     TestProjectService,
-} from "./extract/helpers";
+} from "./extract/helpers.js";
 
 const libFile: File = {
     path: "/a/lib/lib.d.ts",

src/testRunner/unittests/services/documentRegistry.ts

@@ -1,4 +1,4 @@
-import * as ts from "../../_namespaces/ts";
+import * as ts from "../../_namespaces/ts.js";
 
 describe("unittests:: services:: DocumentRegistry", () => {
     it("documents are shared between projects", () => {

src/testRunner/unittests/services/extract/constants.ts

@@ -1,8 +1,8 @@
-import * as ts from "../../../_namespaces/ts";
+import * as ts from "../../../_namespaces/ts.js";
 import {
     testExtractSymbol,
     testExtractSymbolFailed,
-} from "./helpers";
+} from "./helpers.js";
 
 describe("unittests:: services:: extract:: extractConstants", () => {
     testExtractConstant("extractConstant_TopLevel", `let x = [#|1|];`);