2021-06-30 13:35:50 +08:00
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/**
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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 path from 'path';
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2021-07-02 05:31:20 +08:00
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import type { Browser, Page } from '../../index';
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import { showTraceViewer } from '../../lib/server/trace/viewer/traceViewer';
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import { playwrightTest } from '../config/browserTest';
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import { expect } from '../config/test-runner';
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2021-06-30 13:35:50 +08:00
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class TraceViewerPage {
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constructor(public page: Page) {}
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async actionTitles() {
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await this.page.waitForSelector('.action-title:visible');
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return await this.page.$$eval('.action-title:visible', ee => ee.map(e => e.textContent));
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}
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2021-07-02 11:46:56 +08:00
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async actionIconsText(action: string) {
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const entry = await this.page.waitForSelector(`.action-entry:has-text("${action}")`);
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await entry.waitForSelector('.action-icon-value:visible');
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return await entry.$$eval('.action-icon-value:visible', ee => ee.map(e => e.textContent));
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}
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async actionIcons(action: string) {
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return await this.page.waitForSelector(`.action-entry:has-text("${action}") .action-icons`);
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}
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async selectAction(title: string) {
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await this.page.click(`.action-title:has-text("${title}")`);
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}
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2021-07-03 07:45:09 +08:00
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async callLines() {
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2021-07-03 05:33:38 +08:00
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await this.page.waitForSelector('.call-line:visible');
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return await this.page.$$eval('.call-line:visible', ee => ee.map(e => e.textContent));
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}
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async eventBars() {
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await this.page.waitForSelector('.timeline-bar.event:visible');
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const list = await this.page.$$eval('.timeline-bar.event:visible', ee => ee.map(e => e.className));
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const set = new Set<string>();
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for (const item of list) {
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for (const className of item.split(' '))
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set.add(className);
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}
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const result = [...set];
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return result.sort();
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}
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async consoleLines() {
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await this.page.waitForSelector('.console-line-message:visible');
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return await this.page.$$eval('.console-line-message:visible', ee => ee.map(e => e.textContent));
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}
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async consoleLineTypes() {
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await this.page.waitForSelector('.console-line-message:visible');
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return await this.page.$$eval('.console-line:visible', ee => ee.map(e => e.className));
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}
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async consoleStacks() {
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await this.page.waitForSelector('.console-stack:visible');
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return await this.page.$$eval('.console-stack:visible', ee => ee.map(e => e.textContent));
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}
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}
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const test = playwrightTest.extend<{ showTraceViewer: (trace: string) => Promise<TraceViewerPage> }>({
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showTraceViewer: async ({ playwright, browserName, headless }, use) => {
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let browser: Browser;
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let contextImpl: any;
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await use(async (trace: string) => {
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contextImpl = await showTraceViewer(trace, browserName, headless);
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browser = await playwright.chromium.connectOverCDP({ endpointURL: contextImpl._browser.options.wsEndpoint });
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return new TraceViewerPage(browser.contexts()[0].pages()[0]);
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});
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await browser.close();
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await contextImpl._browser.close();
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}
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});
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let traceFile: string;
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test.beforeAll(async ({ browser, browserName }, workerInfo) => {
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const context = await browser.newContext();
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await context.tracing.start({ name: 'test', screenshots: true, snapshots: true });
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const page = await context.newPage();
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await page.goto('data:text/html,<html>Hello world</html>');
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await page.setContent('<button>Click</button>');
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await page.evaluate(({ a }) => {
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console.log('Info');
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console.warn('Warning');
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console.error('Error');
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setTimeout(() => { throw new Error('Unhandled exception'); }, 0);
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return 'return ' + a;
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}, { a: 'paramA', b: 4 });
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await page.click('"Click"');
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await Promise.all([
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page.waitForNavigation(),
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page.waitForTimeout(200).then(() => page.goto('data:text/html,<html>Hello world 2</html>'))
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]);
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await page.close();
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traceFile = path.join(workerInfo.project.outputDir, browserName, 'trace.zip');
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await context.tracing.stop({ path: traceFile });
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});
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test('should show empty trace viewer', async ({ showTraceViewer }, testInfo) => {
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const traceViewer = await showTraceViewer(testInfo.outputPath());
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expect(await traceViewer.page.title()).toBe('Playwright Trace Viewer');
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});
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test('should open simple trace viewer', async ({ showTraceViewer }) => {
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const traceViewer = await showTraceViewer(traceFile);
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expect(await traceViewer.actionTitles()).toEqual([
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'page.gotodata:text/html,<html>Hello world</html>',
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'page.setContent',
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'page.evaluate',
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'page.click\"Click\"',
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'page.waitForNavigation',
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'page.gotodata:text/html,<html>Hello world 2</html>',
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]);
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});
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2021-07-03 05:33:38 +08:00
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test('should contain action info', async ({ showTraceViewer }) => {
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const traceViewer = await showTraceViewer(traceFile);
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await traceViewer.selectAction('page.click');
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const logLines = await traceViewer.callLines();
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expect(logLines.length).toBeGreaterThan(10);
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expect(logLines).toContain('attempting click action');
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expect(logLines).toContain(' click action done');
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});
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test('should render events', async ({ showTraceViewer }) => {
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const traceViewer = await showTraceViewer(traceFile);
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const events = await traceViewer.eventBars();
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expect(events).toContain('page_console');
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});
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test('should render console', async ({ showTraceViewer, browserName }) => {
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test.fixme(browserName === 'firefox', 'Firefox generates stray console message for page error');
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const traceViewer = await showTraceViewer(traceFile);
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await traceViewer.selectAction('page.evaluate');
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await traceViewer.page.click('"Console"');
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const events = await traceViewer.consoleLines();
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expect(events).toEqual(['Info', 'Warning', 'Error', 'Unhandled exception']);
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const types = await traceViewer.consoleLineTypes();
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expect(types).toEqual(['console-line log', 'console-line warning', 'console-line error', 'console-line error']);
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const stacks = await traceViewer.consoleStacks();
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expect(stacks.length).toBe(1);
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expect(stacks[0]).toContain('Error: Unhandled exception');
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});
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test('should open console errors on click', async ({ showTraceViewer, browserName }) => {
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test.fixme(browserName === 'firefox', 'Firefox generates stray console message for page error');
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const traceViewer = await showTraceViewer(traceFile);
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expect(await traceViewer.actionIconsText('page.evaluate')).toEqual(['2', '1']);
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expect(await traceViewer.page.isHidden('.console-tab'));
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await (await traceViewer.actionIcons('page.evaluate')).click();
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expect(await traceViewer.page.waitForSelector('.console-tab'));
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});
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2021-07-03 07:45:09 +08:00
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test('should show params and return value', async ({ showTraceViewer, browserName }) => {
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const traceViewer = await showTraceViewer(traceFile);
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expect(await traceViewer.selectAction('page.evaluate'));
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expect(await traceViewer.callLines()).toEqual([
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'page.evaluate',
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'expression: "({↵ a↵ }) => {↵ console.log(\'Info\');↵ console.warn(\'Warning\');↵ con…"',
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'isFunction: true',
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'arg: {"a":"paramA","b":4}',
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'value: "return paramA"'
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]);
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});
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