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extHostTesting.ts
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extHostTesting.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { mapFind } from 'vs/base/common/arrays';
import { RunOnceScheduler } from 'vs/base/common/async';
import { VSBuffer } from 'vs/base/common/buffer';
import { CancellationToken, CancellationTokenSource } from 'vs/base/common/cancellation';
import { Emitter, Event } from 'vs/base/common/event';
import { once } from 'vs/base/common/functional';
import { hash } from 'vs/base/common/hash';
import { Disposable, DisposableStore, toDisposable } from 'vs/base/common/lifecycle';
import { MarshalledId } from 'vs/base/common/marshallingIds';
import { deepFreeze } from 'vs/base/common/objects';
import { isDefined } from 'vs/base/common/types';
import { generateUuid } from 'vs/base/common/uuid';
import { IExtensionDescription } from 'vs/platform/extensions/common/extensions';
import { ExtHostTestingShape, ILocationDto, MainContext, MainThreadTestingShape } from 'vs/workbench/api/common/extHost.protocol';
import { ExtHostCommands } from 'vs/workbench/api/common/extHostCommands';
import { ExtHostDocumentsAndEditors } from 'vs/workbench/api/common/extHostDocumentsAndEditors';
import { IExtHostRpcService } from 'vs/workbench/api/common/extHostRpcService';
import { ExtHostTestItemCollection, TestItemImpl, TestItemRootImpl, toItemFromContext } from 'vs/workbench/api/common/extHostTestItem';
import * as Convert from 'vs/workbench/api/common/extHostTypeConverters';
import { TestRunProfileKind, TestRunRequest } from 'vs/workbench/api/common/extHostTypes';
import { TestId, TestIdPathParts, TestPosition } from 'vs/workbench/contrib/testing/common/testId';
import { InvalidTestItemError } from 'vs/workbench/contrib/testing/common/testItemCollection';
import { AbstractIncrementalTestCollection, CoverageDetails, ICallProfileRunHandler, IFileCoverage, ISerializedTestResults, IStartControllerTests, IStartControllerTestsResult, ITestItem, ITestItemContext, IncrementalChangeCollector, IncrementalTestCollectionItem, InternalTestItem, TestResultState, TestRunProfileBitset, TestsDiff, TestsDiffOp, isStartControllerTests } from 'vs/workbench/contrib/testing/common/testTypes';
import type * as vscode from 'vscode';
interface ControllerInfo {
controller: vscode.TestController;
profiles: Map<number, vscode.TestRunProfile>;
collection: ExtHostTestItemCollection;
}
export class ExtHostTesting implements ExtHostTestingShape {
private readonly resultsChangedEmitter = new Emitter<void>();
private readonly controllers = new Map</* controller ID */ string, ControllerInfo>();
private readonly proxy: MainThreadTestingShape;
private readonly runTracker: TestRunCoordinator;
private readonly observer: TestObservers;
public onResultsChanged = this.resultsChangedEmitter.event;
public results: ReadonlyArray<vscode.TestRunResult> = [];
constructor(
@IExtHostRpcService rpc: IExtHostRpcService,
commands: ExtHostCommands,
private readonly editors: ExtHostDocumentsAndEditors,
) {
this.proxy = rpc.getProxy(MainContext.MainThreadTesting);
this.observer = new TestObservers(this.proxy);
this.runTracker = new TestRunCoordinator(this.proxy);
commands.registerArgumentProcessor({
processArgument: arg => {
if (arg?.$mid !== MarshalledId.TestItemContext) {
return arg;
}
const cast = arg as ITestItemContext;
const targetTest = cast.tests[cast.tests.length - 1].item.extId;
const controller = this.controllers.get(TestId.root(targetTest));
return controller?.collection.tree.get(targetTest)?.actual ?? toItemFromContext(arg);
}
});
}
/**
* Implements vscode.test.registerTestProvider
*/
public createTestController(extension: IExtensionDescription, controllerId: string, label: string, refreshHandler?: (token: CancellationToken) => Thenable<void> | void): vscode.TestController {
if (this.controllers.has(controllerId)) {
throw new Error(`Attempt to insert a duplicate controller with ID "${controllerId}"`);
}
const disposable = new DisposableStore();
const collection = disposable.add(new ExtHostTestItemCollection(controllerId, label, this.editors));
collection.root.label = label;
const profiles = new Map<number, vscode.TestRunProfile>();
const proxy = this.proxy;
const controller: vscode.TestController = {
items: collection.root.children,
get label() {
return label;
},
set label(value: string) {
label = value;
collection.root.label = value;
proxy.$updateController(controllerId, { label });
},
get refreshHandler() {
return refreshHandler;
},
set refreshHandler(value: ((token: CancellationToken) => Thenable<void> | void) | undefined) {
refreshHandler = value;
proxy.$updateController(controllerId, { canRefresh: !!value });
},
get id() {
return controllerId;
},
createRunProfile: (label, group, runHandler, isDefault, tag?: vscode.TestTag | undefined, supportsContinuousRun?: boolean) => {
// Derive the profile ID from a hash so that the same profile will tend
// to have the same hashes, allowing re-run requests to work across reloads.
let profileId = hash(label);
while (profiles.has(profileId)) {
profileId++;
}
return new TestRunProfileImpl(this.proxy, profiles, controllerId, profileId, label, group, runHandler, isDefault, tag, supportsContinuousRun);
},
createTestItem(id, label, uri) {
return new TestItemImpl(controllerId, id, label, uri);
},
createTestRun: (request, name, persist = true) => {
return this.runTracker.createTestRun(controllerId, collection, request, name, persist);
},
set resolveHandler(fn) {
collection.resolveHandler = fn;
},
get resolveHandler() {
return collection.resolveHandler as undefined | ((item?: vscode.TestItem) => void);
},
dispose: () => {
disposable.dispose();
},
};
proxy.$registerTestController(controllerId, label, !!refreshHandler);
disposable.add(toDisposable(() => proxy.$unregisterTestController(controllerId)));
const info: ControllerInfo = { controller, collection, profiles: profiles };
this.controllers.set(controllerId, info);
disposable.add(toDisposable(() => this.controllers.delete(controllerId)));
disposable.add(collection.onDidGenerateDiff(diff => proxy.$publishDiff(controllerId, diff.map(TestsDiffOp.serialize))));
return controller;
}
/**
* Implements vscode.test.createTestObserver
*/
public createTestObserver() {
return this.observer.checkout();
}
/**
* Implements vscode.test.runTests
*/
public async runTests(req: vscode.TestRunRequest, token = CancellationToken.None) {
const profile = tryGetProfileFromTestRunReq(req);
if (!profile) {
throw new Error('The request passed to `vscode.test.runTests` must include a profile');
}
const controller = this.controllers.get(profile.controllerId);
if (!controller) {
throw new Error('Controller not found');
}
await this.proxy.$runTests({
isUiTriggered: false,
targets: [{
testIds: req.include?.map(t => TestId.fromExtHostTestItem(t, controller.collection.root.id).toString()) ?? [controller.collection.root.id],
profileGroup: profileGroupToBitset[profile.kind],
profileId: profile.profileId,
controllerId: profile.controllerId,
}],
exclude: req.exclude?.map(t => t.id),
}, token);
}
/**
* @inheritdoc
*/
$syncTests(): Promise<void> {
for (const { collection } of this.controllers.values()) {
collection.flushDiff();
}
return Promise.resolve();
}
/**
* @inheritdoc
*/
$provideFileCoverage(runId: string, taskId: string, token: CancellationToken): Promise<IFileCoverage[]> {
const coverage = mapFind(this.runTracker.trackers, t => t.id === runId ? t.getCoverage(taskId) : undefined);
return coverage?.provideFileCoverage(token) ?? Promise.resolve([]);
}
/**
* @inheritdoc
*/
$resolveFileCoverage(runId: string, taskId: string, fileIndex: number, token: CancellationToken): Promise<CoverageDetails[]> {
const coverage = mapFind(this.runTracker.trackers, t => t.id === runId ? t.getCoverage(taskId) : undefined);
return coverage?.resolveFileCoverage(fileIndex, token) ?? Promise.resolve([]);
}
/** @inheritdoc */
$configureRunProfile(controllerId: string, profileId: number) {
this.controllers.get(controllerId)?.profiles.get(profileId)?.configureHandler?.();
}
/** @inheritdoc */
async $refreshTests(controllerId: string, token: CancellationToken) {
await this.controllers.get(controllerId)?.controller.refreshHandler?.(token);
}
/**
* Updates test results shown to extensions.
* @override
*/
public $publishTestResults(results: ISerializedTestResults[]): void {
this.results = Object.freeze(
results
.map(r => deepFreeze(Convert.TestResults.to(r)))
.concat(this.results)
.sort((a, b) => b.completedAt - a.completedAt)
.slice(0, 32),
);
this.resultsChangedEmitter.fire();
}
/**
* Expands the nodes in the test tree. If levels is less than zero, it will
* be treated as infinite.
*/
public async $expandTest(testId: string, levels: number) {
const collection = this.controllers.get(TestId.fromString(testId).controllerId)?.collection;
if (collection) {
await collection.expand(testId, levels < 0 ? Infinity : levels);
collection.flushDiff();
}
}
/**
* Receives a test update from the main thread. Called (eventually) whenever
* tests change.
*/
public $acceptDiff(diff: TestsDiffOp.Serialized[]): void {
this.observer.applyDiff(diff.map(TestsDiffOp.deserialize));
}
/**
* Runs tests with the given set of IDs. Allows for test from multiple
* providers to be run.
* @inheritdoc
*/
public async $runControllerTests(reqs: IStartControllerTests[], token: CancellationToken): Promise<IStartControllerTestsResult[]> {
return Promise.all(reqs.map(req => this.runControllerTestRequest(req, false, token)));
}
/**
* Starts continuous test runs with the given set of IDs. Allows for test from
* multiple providers to be run.
* @inheritdoc
*/
public async $startContinuousRun(reqs: IStartControllerTests[], token: CancellationToken): Promise<IStartControllerTestsResult[]> {
const cts = new CancellationTokenSource(token);
const res = await Promise.all(reqs.map(req => this.runControllerTestRequest(req, true, cts.token)));
// avoid returning until cancellation is requested, otherwise ipc disposes of the token
if (!token.isCancellationRequested && !res.some(r => r.error)) {
await new Promise(r => token.onCancellationRequested(r));
}
cts.dispose(true);
return res;
}
private async runControllerTestRequest(req: ICallProfileRunHandler | ICallProfileRunHandler, isContinuous: boolean, token: CancellationToken): Promise<IStartControllerTestsResult> {
const lookup = this.controllers.get(req.controllerId);
if (!lookup) {
return {};
}
const { collection, profiles } = lookup;
const profile = profiles.get(req.profileId);
if (!profile) {
return {};
}
const includeTests = req.testIds
.map((testId) => collection.tree.get(testId))
.filter(isDefined);
const excludeTests = req.excludeExtIds
.map(id => lookup.collection.tree.get(id))
.filter(isDefined)
.filter(exclude => includeTests.some(
include => include.fullId.compare(exclude.fullId) === TestPosition.IsChild,
));
if (!includeTests.length) {
return {};
}
const publicReq = new TestRunRequest(
includeTests.some(i => i.actual instanceof TestItemRootImpl) ? undefined : includeTests.map(t => t.actual),
excludeTests.map(t => t.actual),
profile,
isContinuous,
);
const tracker = isStartControllerTests(req) && this.runTracker.prepareForMainThreadTestRun(
publicReq,
TestRunDto.fromInternal(req, lookup.collection),
token,
);
try {
await profile.runHandler(publicReq, token);
return {};
} catch (e) {
return { error: String(e) };
} finally {
if (tracker) {
if (tracker.hasRunningTasks && !token.isCancellationRequested) {
await Event.toPromise(tracker.onEnd);
}
tracker.dispose();
}
}
}
/**
* Cancels an ongoing test run.
*/
public $cancelExtensionTestRun(runId: string | undefined) {
if (runId === undefined) {
this.runTracker.cancelAllRuns();
} else {
this.runTracker.cancelRunById(runId);
}
}
}
// Deadline after being requested by a user that a test run is forcibly cancelled.
const RUN_CANCEL_DEADLINE = 10_000;
const enum TestRunTrackerState {
// Default state
Running,
// Cancellation is requested, but the run is still going.
Cancelling,
// All tasks have ended
Ended,
}
class TestRunTracker extends Disposable {
private state = TestRunTrackerState.Running;
private readonly tasks = new Map</* task ID */string, { run: vscode.TestRun; coverage: TestRunCoverageBearer }>();
private readonly sharedTestIds = new Set<string>();
private readonly cts: CancellationTokenSource;
private readonly endEmitter = this._register(new Emitter<void>());
/**
* Fires when a test ends, and no more tests are left running.
*/
public readonly onEnd = this.endEmitter.event;
/**
* Gets whether there are any tests running.
*/
public get hasRunningTasks() {
return this.tasks.size > 0;
}
/**
* Gets the run ID.
*/
public get id() {
return this.dto.id;
}
constructor(private readonly dto: TestRunDto, private readonly proxy: MainThreadTestingShape, parentToken?: CancellationToken) {
super();
this.cts = this._register(new CancellationTokenSource(parentToken));
const forciblyEnd = this._register(new RunOnceScheduler(() => this.forciblyEndTasks(), RUN_CANCEL_DEADLINE));
this._register(this.cts.token.onCancellationRequested(() => forciblyEnd.schedule()));
}
/** Requests cancellation of the run. On the second call, forces cancellation. */
public cancel() {
if (this.state === TestRunTrackerState.Running) {
this.cts.cancel();
this.state = TestRunTrackerState.Cancelling;
} else if (this.state === TestRunTrackerState.Cancelling) {
this.forciblyEndTasks();
}
}
/** Gets coverage for a task ID. */
public getCoverage(taskId: string) {
return this.tasks.get(taskId)?.coverage;
}
/** Creates the public test run interface to give to extensions. */
public createRun(name: string | undefined): vscode.TestRun {
const runId = this.dto.id;
const ctrlId = this.dto.controllerId;
const taskId = generateUuid();
const coverage = new TestRunCoverageBearer(this.proxy, runId, taskId);
const guardTestMutation = <Args extends unknown[]>(fn: (test: vscode.TestItem, ...args: Args) => void) =>
(test: vscode.TestItem, ...args: Args) => {
if (ended) {
console.warn(`Setting the state of test "${test.id}" is a no-op after the run ends.`);
return;
}
if (!this.dto.isIncluded(test)) {
return;
}
this.ensureTestIsKnown(test);
fn(test, ...args);
};
const appendMessages = (test: vscode.TestItem, messages: vscode.TestMessage | readonly vscode.TestMessage[]) => {
const converted = messages instanceof Array
? messages.map(Convert.TestMessage.from)
: [Convert.TestMessage.from(messages)];
if (test.uri && test.range) {
const defaultLocation: ILocationDto = { range: Convert.Range.from(test.range), uri: test.uri };
for (const message of converted) {
message.location = message.location || defaultLocation;
}
}
this.proxy.$appendTestMessagesInRun(runId, taskId, TestId.fromExtHostTestItem(test, ctrlId).toString(), converted);
};
let ended = false;
const run: vscode.TestRun = {
isPersisted: this.dto.isPersisted,
token: this.cts.token,
name,
get coverageProvider() {
return coverage.coverageProvider;
},
set coverageProvider(provider) {
coverage.coverageProvider = provider;
},
//#region state mutation
enqueued: guardTestMutation(test => {
this.proxy.$updateTestStateInRun(runId, taskId, TestId.fromExtHostTestItem(test, ctrlId).toString(), TestResultState.Queued);
}),
skipped: guardTestMutation(test => {
this.proxy.$updateTestStateInRun(runId, taskId, TestId.fromExtHostTestItem(test, ctrlId).toString(), TestResultState.Skipped);
}),
started: guardTestMutation(test => {
this.proxy.$updateTestStateInRun(runId, taskId, TestId.fromExtHostTestItem(test, ctrlId).toString(), TestResultState.Running);
}),
errored: guardTestMutation((test, messages, duration) => {
appendMessages(test, messages);
this.proxy.$updateTestStateInRun(runId, taskId, TestId.fromExtHostTestItem(test, ctrlId).toString(), TestResultState.Errored, duration);
}),
failed: guardTestMutation((test, messages, duration) => {
appendMessages(test, messages);
this.proxy.$updateTestStateInRun(runId, taskId, TestId.fromExtHostTestItem(test, ctrlId).toString(), TestResultState.Failed, duration);
}),
passed: guardTestMutation((test, duration) => {
this.proxy.$updateTestStateInRun(runId, taskId, TestId.fromExtHostTestItem(test, this.dto.controllerId).toString(), TestResultState.Passed, duration);
}),
//#endregion
appendOutput: (output, location?: vscode.Location, test?: vscode.TestItem) => {
if (ended) {
return;
}
if (test) {
if (this.dto.isIncluded(test)) {
this.ensureTestIsKnown(test);
} else {
test = undefined;
}
}
this.proxy.$appendOutputToRun(
runId,
taskId,
VSBuffer.fromString(output),
location && Convert.location.from(location),
test && TestId.fromExtHostTestItem(test, ctrlId).toString(),
);
},
end: () => {
if (ended) {
return;
}
ended = true;
this.proxy.$finishedTestRunTask(runId, taskId);
this.tasks.delete(taskId);
if (!this.tasks.size) {
this.markEnded();
}
}
};
this.tasks.set(taskId, { run, coverage });
this.proxy.$startedTestRunTask(runId, { id: taskId, name, running: true });
return run;
}
private forciblyEndTasks() {
for (const { run } of this.tasks.values()) {
run.end();
}
}
private markEnded() {
if (this.state !== TestRunTrackerState.Ended) {
this.state = TestRunTrackerState.Ended;
this.endEmitter.fire();
}
}
private ensureTestIsKnown(test: vscode.TestItem) {
if (!(test instanceof TestItemImpl)) {
throw new InvalidTestItemError(test.id);
}
if (this.sharedTestIds.has(TestId.fromExtHostTestItem(test, this.dto.controllerId).toString())) {
return;
}
const chain: ITestItem.Serialized[] = [];
const root = this.dto.colllection.root;
while (true) {
const converted = Convert.TestItem.from(test as TestItemImpl);
chain.unshift(converted);
if (this.sharedTestIds.has(converted.extId)) {
break;
}
this.sharedTestIds.add(converted.extId);
if (test === root) {
break;
}
test = test.parent || root;
}
this.proxy.$addTestsToRun(this.dto.controllerId, this.dto.id, chain);
}
}
/**
* Queues runs for a single extension and provides the currently-executing
* run so that `createTestRun` can be properly correlated.
*/
export class TestRunCoordinator {
private tracked = new Map<vscode.TestRunRequest, TestRunTracker>();
public get trackers() {
return this.tracked.values();
}
constructor(private readonly proxy: MainThreadTestingShape) { }
/**
* Registers a request as being invoked by the main thread, so
* `$startedExtensionTestRun` is not invoked. The run must eventually
* be cancelled manually.
*/
public prepareForMainThreadTestRun(req: vscode.TestRunRequest, dto: TestRunDto, token: CancellationToken) {
return this.getTracker(req, dto, token);
}
/**
* Cancels an existing test run via its cancellation token.
*/
public cancelRunById(runId: string) {
for (const tracker of this.tracked.values()) {
if (tracker.id === runId) {
tracker.cancel();
return;
}
}
}
/**
* Cancels an existing test run via its cancellation token.
*/
public cancelAllRuns() {
for (const tracker of this.tracked.values()) {
tracker.cancel();
}
}
/**
* Implements the public `createTestRun` API.
*/
public createTestRun(controllerId: string, collection: ExtHostTestItemCollection, request: vscode.TestRunRequest, name: string | undefined, persist: boolean): vscode.TestRun {
const existing = this.tracked.get(request);
if (existing) {
return existing.createRun(name);
}
// If there is not an existing tracked extension for the request, start
// a new, detached session.
const dto = TestRunDto.fromPublic(controllerId, collection, request, persist);
const profile = tryGetProfileFromTestRunReq(request);
this.proxy.$startedExtensionTestRun({
controllerId,
continuous: !!request.continuous,
profile: profile && { group: profileGroupToBitset[profile.kind], id: profile.profileId },
exclude: request.exclude?.map(t => TestId.fromExtHostTestItem(t, collection.root.id).toString()) ?? [],
id: dto.id,
include: request.include?.map(t => TestId.fromExtHostTestItem(t, collection.root.id).toString()) ?? [collection.root.id],
persist
});
const tracker = this.getTracker(request, dto);
tracker.onEnd(() => {
this.proxy.$finishedExtensionTestRun(dto.id);
tracker.dispose();
});
return tracker.createRun(name);
}
private getTracker(req: vscode.TestRunRequest, dto: TestRunDto, token?: CancellationToken) {
const tracker = new TestRunTracker(dto, this.proxy, token);
this.tracked.set(req, tracker);
tracker.onEnd(() => this.tracked.delete(req));
return tracker;
}
}
const tryGetProfileFromTestRunReq = (request: vscode.TestRunRequest) => {
if (!request.profile) {
return undefined;
}
if (!(request.profile instanceof TestRunProfileImpl)) {
throw new Error(`TestRunRequest.profile is not an instance created from TestController.createRunProfile`);
}
return request.profile;
};
export class TestRunDto {
private readonly includePrefix: string[];
private readonly excludePrefix: string[];
public static fromPublic(controllerId: string, collection: ExtHostTestItemCollection, request: vscode.TestRunRequest, persist: boolean) {
return new TestRunDto(
controllerId,
generateUuid(),
request.include?.map(t => TestId.fromExtHostTestItem(t, controllerId).toString()) ?? [controllerId],
request.exclude?.map(t => TestId.fromExtHostTestItem(t, controllerId).toString()) ?? [],
persist,
collection,
);
}
public static fromInternal(request: IStartControllerTests, collection: ExtHostTestItemCollection) {
return new TestRunDto(
request.controllerId,
request.runId,
request.testIds,
request.excludeExtIds,
true,
collection,
);
}
constructor(
public readonly controllerId: string,
public readonly id: string,
include: string[],
exclude: string[],
public readonly isPersisted: boolean,
public readonly colllection: ExtHostTestItemCollection,
) {
this.includePrefix = include.map(id => id + TestIdPathParts.Delimiter);
this.excludePrefix = exclude.map(id => id + TestIdPathParts.Delimiter);
}
public isIncluded(test: vscode.TestItem) {
const id = TestId.fromExtHostTestItem(test, this.controllerId).toString() + TestIdPathParts.Delimiter;
for (const prefix of this.excludePrefix) {
if (id === prefix || id.startsWith(prefix)) {
return false;
}
}
for (const prefix of this.includePrefix) {
if (id === prefix || id.startsWith(prefix)) {
return true;
}
}
return false;
}
}
class TestRunCoverageBearer {
private _coverageProvider?: vscode.TestCoverageProvider;
private fileCoverage?: Promise<vscode.FileCoverage[] | null | undefined>;
public set coverageProvider(provider: vscode.TestCoverageProvider | undefined) {
if (this._coverageProvider) {
throw new Error('The TestCoverageProvider cannot be replaced after being provided');
}
if (!provider) {
return;
}
this._coverageProvider = provider;
this.proxy.$signalCoverageAvailable(this.runId, this.taskId);
}
public get coverageProvider() {
return this._coverageProvider;
}
constructor(
private readonly proxy: MainThreadTestingShape,
private readonly runId: string,
private readonly taskId: string,
) {
}
public async provideFileCoverage(token: CancellationToken): Promise<IFileCoverage[]> {
if (!this._coverageProvider) {
return [];
}
if (!this.fileCoverage) {
this.fileCoverage = (async () => this._coverageProvider!.provideFileCoverage(token))();
}
try {
const coverage = await this.fileCoverage;
return coverage?.map(Convert.TestCoverage.fromFile) ?? [];
} catch (e) {
this.fileCoverage = undefined;
throw e;
}
}
public async resolveFileCoverage(index: number, token: CancellationToken): Promise<CoverageDetails[]> {
const fileCoverage = await this.fileCoverage;
let file = fileCoverage?.[index];
if (!this._coverageProvider || !fileCoverage || !file) {
return [];
}
if (!file.detailedCoverage) {
file = fileCoverage[index] = await this._coverageProvider.resolveFileCoverage?.(file, token) ?? file;
}
return file.detailedCoverage?.map(Convert.TestCoverage.fromDetailed) ?? [];
}
}
/**
* @private
*/
interface MirroredCollectionTestItem extends IncrementalTestCollectionItem {
revived: vscode.TestItem;
depth: number;
}
class MirroredChangeCollector implements IncrementalChangeCollector<MirroredCollectionTestItem> {
private readonly added = new Set<MirroredCollectionTestItem>();
private readonly updated = new Set<MirroredCollectionTestItem>();
private readonly removed = new Set<MirroredCollectionTestItem>();
private readonly alreadyRemoved = new Set<string>();
public get isEmpty() {
return this.added.size === 0 && this.removed.size === 0 && this.updated.size === 0;
}
constructor(private readonly emitter: Emitter<vscode.TestsChangeEvent>) {
}
/**
* @inheritdoc
*/
public add(node: MirroredCollectionTestItem): void {
this.added.add(node);
}
/**
* @inheritdoc
*/
public update(node: MirroredCollectionTestItem): void {
Object.assign(node.revived, Convert.TestItem.toPlain(node.item));
if (!this.added.has(node)) {
this.updated.add(node);
}
}
/**
* @inheritdoc
*/
public remove(node: MirroredCollectionTestItem): void {
if (this.added.has(node)) {
this.added.delete(node);
return;
}
this.updated.delete(node);
const parentId = TestId.parentId(node.item.extId);
if (parentId && this.alreadyRemoved.has(parentId.toString())) {
this.alreadyRemoved.add(node.item.extId);
return;
}
this.removed.add(node);
}
/**
* @inheritdoc
*/
public getChangeEvent(): vscode.TestsChangeEvent {
const { added, updated, removed } = this;
return {
get added() { return [...added].map(n => n.revived); },
get updated() { return [...updated].map(n => n.revived); },
get removed() { return [...removed].map(n => n.revived); },
};
}
public complete() {
if (!this.isEmpty) {
this.emitter.fire(this.getChangeEvent());
}
}
}
/**
* Maintains tests in this extension host sent from the main thread.
* @private
*/
class MirroredTestCollection extends AbstractIncrementalTestCollection<MirroredCollectionTestItem> {
private changeEmitter = new Emitter<vscode.TestsChangeEvent>();
/**
* Change emitter that fires with the same semantics as `TestObserver.onDidChangeTests`.
*/
public readonly onDidChangeTests = this.changeEmitter.event;
/**
* Gets a list of root test items.
*/
public get rootTests() {
return super.roots;
}
/**
*
* If the test ID exists, returns its underlying ID.
*/
public getMirroredTestDataById(itemId: string) {
return this.items.get(itemId);
}
/**
* If the test item is a mirrored test item, returns its underlying ID.
*/
public getMirroredTestDataByReference(item: vscode.TestItem) {
return this.items.get(item.id);
}
/**
* @override
*/
protected createItem(item: InternalTestItem, parent?: MirroredCollectionTestItem): MirroredCollectionTestItem {
return {
...item,
// todo@connor4312: make this work well again with children
revived: Convert.TestItem.toPlain(item.item) as vscode.TestItem,
depth: parent ? parent.depth + 1 : 0,
children: new Set(),
};
}
/**
* @override
*/
protected override createChangeCollector() {
return new MirroredChangeCollector(this.changeEmitter);
}
}
class TestObservers {
private current?: {
observers: number;
tests: MirroredTestCollection;
};
constructor(private readonly proxy: MainThreadTestingShape) {
}
public checkout(): vscode.TestObserver {
if (!this.current) {
this.current = this.createObserverData();
}
const current = this.current;
current.observers++;
return {
onDidChangeTest: current.tests.onDidChangeTests,
get tests() { return [...current.tests.rootTests].map(t => t.revived); },
dispose: once(() => {
if (--current.observers === 0) {
this.proxy.$unsubscribeFromDiffs();
this.current = undefined;
}
}),
};
}
/**
* Gets the internal test data by its reference.
*/
public getMirroredTestDataByReference(ref: vscode.TestItem) {
return this.current?.tests.getMirroredTestDataByReference(ref);
}
/**
* Applies test diffs to the current set of observed tests.
*/
public applyDiff(diff: TestsDiff) {
this.current?.tests.apply(diff);
}
private createObserverData() {
const tests = new MirroredTestCollection();
this.proxy.$subscribeToDiffs();
return { observers: 0, tests, };
}
}
export class TestRunProfileImpl implements vscode.TestRunProfile {
readonly #proxy: MainThreadTestingShape;
#profiles?: Map<number, vscode.TestRunProfile>;
private _configureHandler?: (() => void);
public get label() {
return this._label;
}
public set label(label: string) {
if (label !== this._label) {
this._label = label;
this.#proxy.$updateTestRunConfig(this.controllerId, this.profileId, { label });
}
}
public get supportsContinuousRun() {
return this._supportsContinuousRun;
}
public set supportsContinuousRun(supports: boolean) {
if (supports !== this._supportsContinuousRun) {
this._supportsContinuousRun = supports;
this.#proxy.$updateTestRunConfig(this.controllerId, this.profileId, { supportsContinuousRun: supports });
}
}
public get isDefault() {
return this._isDefault;
}
public set isDefault(isDefault: boolean) {
if (isDefault !== this._isDefault) {
this._isDefault = isDefault;
this.#proxy.$updateTestRunConfig(this.controllerId, this.profileId, { isDefault });
}
}
public get tag() {
return this._tag;
}
public set tag(tag: vscode.TestTag | undefined) {