130 lines
3.9 KiB
TypeScript
130 lines
3.9 KiB
TypeScript
/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import type { FullConfig, TestCase, TestError, TestResult, FullResult, TestStep, Reporter } from '../../types/testReporter';
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import { Suite } from '../common/test';
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type StdIOChunk = {
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chunk: string | Buffer;
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test?: TestCase;
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result?: TestResult;
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};
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export class Multiplexer implements Reporter {
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private _reporters: Reporter[];
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private _deferred: { error?: TestError, stdout?: StdIOChunk, stderr?: StdIOChunk }[] | null = [];
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private _config!: FullConfig;
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constructor(reporters: Reporter[]) {
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this._reporters = reporters;
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}
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printsToStdio() {
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return this._reporters.some(r => r.printsToStdio ? r.printsToStdio() : true);
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}
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onConfigure(config: FullConfig) {
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this._config = config;
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}
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onBegin(config: FullConfig, suite: Suite) {
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for (const reporter of this._reporters)
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wrap(() => reporter.onBegin?.(config, suite));
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const deferred = this._deferred!;
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this._deferred = null;
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for (const item of deferred) {
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if (item.error)
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this.onError(item.error);
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if (item.stdout)
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this.onStdOut(item.stdout.chunk, item.stdout.test, item.stdout.result);
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if (item.stderr)
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this.onStdErr(item.stderr.chunk, item.stderr.test, item.stderr.result);
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}
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}
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onTestBegin(test: TestCase, result: TestResult) {
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for (const reporter of this._reporters)
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wrap(() => reporter.onTestBegin?.(test, result));
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}
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onStdOut(chunk: string | Buffer, test?: TestCase, result?: TestResult) {
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if (this._deferred) {
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this._deferred.push({ stdout: { chunk, test, result } });
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return;
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}
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for (const reporter of this._reporters)
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wrap(() => reporter.onStdOut?.(chunk, test, result));
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}
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onStdErr(chunk: string | Buffer, test?: TestCase, result?: TestResult) {
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if (this._deferred) {
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this._deferred.push({ stderr: { chunk, test, result } });
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return;
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}
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for (const reporter of this._reporters)
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wrap(() => reporter.onStdErr?.(chunk, test, result));
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}
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onTestEnd(test: TestCase, result: TestResult) {
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for (const reporter of this._reporters)
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wrap(() => reporter.onTestEnd?.(test, result));
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}
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async onEnd() { }
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async onExit(result: FullResult) {
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if (this._deferred) {
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// onBegin was not reported, emit it.
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this.onBegin(this._config, new Suite('', 'root'));
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}
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for (const reporter of this._reporters)
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await Promise.resolve().then(() => reporter.onEnd?.(result)).catch(e => console.error('Error in reporter', e));
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for (const reporter of this._reporters)
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await Promise.resolve().then(() => (reporter as any)._onExit?.()).catch(e => console.error('Error in reporter', e));
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}
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onError(error: TestError) {
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if (this._deferred) {
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this._deferred.push({ error });
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return;
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}
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for (const reporter of this._reporters)
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wrap(() => reporter.onError?.(error));
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}
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onStepBegin(test: TestCase, result: TestResult, step: TestStep) {
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for (const reporter of this._reporters)
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wrap(() => (reporter as any).onStepBegin?.(test, result, step));
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}
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onStepEnd(test: TestCase, result: TestResult, step: TestStep) {
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for (const reporter of this._reporters)
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wrap(() => (reporter as any).onStepEnd?.(test, result, step));
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}
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}
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function wrap(callback: () => void) {
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try {
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callback();
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} catch (e) {
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console.error('Error in reporter', e);
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}
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}
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