playwright/tests/playwright-test/playwright.spec.ts

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/**
* Copyright (c) Microsoft Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { test, expect, stripAnsi } from './playwright-test-fixtures';
import fs from 'fs';
import path from 'path';
import { spawnSync } from 'child_process';
import { registry } from '../../packages/playwright-core/lib/server';
const ffmpeg = registry.findExecutable('ffmpeg')!.executablePath();
export class VideoPlayer {
videoWidth: number;
videoHeight: number;
constructor(fileName: string) {
const output = spawnSync(ffmpeg, ['-i', fileName, '-r', '25', `${fileName}-%03d.png`]).stderr.toString();
const lines = output.split('\n');
const streamLine = lines.find(l => l.trim().startsWith('Stream #0:0'));
const resolutionMatch = streamLine!.match(/, (\d+)x(\d+),/);
this.videoWidth = parseInt(resolutionMatch![1], 10);
this.videoHeight = parseInt(resolutionMatch![2], 10);
}
}
test('should respect viewport option', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { viewport: { width: 800, height: 800 } } };
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ page }) => {
expect(page.viewportSize()).toEqual({ width: 800, height: 800 });
});
`,
'b.test.ts': `
const { test } = pwt;
test.use({ viewport: { width: 600, height: 600 } });
test('pass', async ({ page }) => {
expect(page.viewportSize()).toEqual({ width: 600, height: 600 });
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(2);
});
test('should run in three browsers with --browser', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { viewport: { width: 800, height: 800 } } };
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ browserName }) => {
console.log('\\n%%browser=' + browserName);
});
`,
}, { browser: 'all', workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(3);
expect(result.output.split('\n').filter(line => line.startsWith('%%')).sort()).toEqual([
'%%browser=chromium',
'%%browser=firefox',
'%%browser=webkit',
]);
});
test('should run in one browser with --browser', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { viewport: { width: 800, height: 800 } } };
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ browserName }) => {
console.log('\\n%%browser=' + browserName);
});
`,
}, { browser: 'webkit', workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
expect(result.output.split('\n').filter(line => line.startsWith('%%')).sort()).toEqual([
'%%browser=webkit',
]);
});
test('should complain with projects and --browser', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { projects: [ {} ] };
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ page }) => {
});
`,
}, { browser: 'webkit', workers: 1 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(0);
expect(result.output).toContain('Cannot use --browser option when configuration file defines projects');
});
test('should override any headless option with --headed', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { projects: [
{ name: 'a', use: { headless: true } }
] };
`,
'a.test.ts': `
const { test } = pwt;
test('example', async ({ page }) => {
expect(await page.evaluate(() => navigator.userAgent)).not.toContain('Headless');
});
`,
}, { workers: 1, headed: true });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
});
test('should not override use:browserName without projects', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { browserName: 'webkit' } };
`,
'a.test.ts': `
const { test } = pwt;
2022-07-27 21:27:53 +03:00
test('pass', async ({ browserName }) => {
console.log('\\n%%browser=' + browserName);
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
expect(result.output.split('\n').filter(line => line.startsWith('%%')).sort()).toEqual([
'%%browser=webkit',
]);
});
test('should override use:browserName with --browser', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { browserName: 'webkit' } };
`,
'a.test.ts': `
const { test } = pwt;
2022-07-27 21:27:53 +03:00
test('pass', async ({ browserName }) => {
console.log('\\n%%browser=' + browserName);
});
`,
}, { browser: 'firefox', workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
expect(result.output.split('\n').filter(line => line.startsWith('%%')).sort()).toEqual([
'%%browser=firefox',
]);
});
test('should respect context options in various contexts', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { viewport: { width: 500, height: 500 } } };
`,
'a.test.ts': `
import fs from 'fs';
import os from 'os';
import path from 'path';
import rimraf from 'rimraf';
const { test } = pwt;
test.use({ locale: 'fr-FR' });
let context;
test.beforeAll(async ({ browser }) => {
context = await browser.newContext();
});
test.afterAll(async () => {
await context.close();
});
test('shared context', async ({}) => {
const page = await context.newPage();
expect(page.viewportSize()).toEqual({ width: 500, height: 500 });
expect(await page.evaluate(() => navigator.language)).toBe('fr-FR');
});
test('own context', async ({ browser }) => {
const page = await browser.newPage();
expect(page.viewportSize()).toEqual({ width: 500, height: 500 });
expect(await page.evaluate(() => navigator.language)).toBe('fr-FR');
await page.close();
});
test('default context', async ({ page }) => {
expect(page.viewportSize()).toEqual({ width: 500, height: 500 });
expect(await page.evaluate(() => navigator.language)).toBe('fr-FR');
});
test('persistent context', async ({ playwright, browserName }) => {
const dir = await fs.promises.mkdtemp(path.join(os.tmpdir(), 'user-data-dir-'));
const context = await playwright[browserName].launchPersistentContext(dir);
const page = context.pages()[0];
expect(page.viewportSize()).toEqual({ width: 500, height: 500 });
expect(await page.evaluate(() => navigator.language)).toBe('fr-FR');
await context.close();
rimraf.sync(dir);
});
test('another browser', async ({ playwright, browserName }) => {
const browser = await playwright.webkit.launch();
const page = await browser.newPage();
expect(await page.evaluate(() => navigator.language)).toBe('fr-FR');
await browser.close();
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(5);
});
test('should respect headless in launchPersistent', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { headless: false } };
`,
'a.test.ts': `
import fs from 'fs';
import os from 'os';
import path from 'path';
import rimraf from 'rimraf';
const { test } = pwt;
test('persistent context', async ({ playwright, browserName }) => {
const dir = await fs.promises.mkdtemp(path.join(os.tmpdir(), 'user-data-dir-'));
const context = await playwright[browserName].launchPersistentContext(dir);
const page = context.pages()[0];
expect(await page.evaluate(() => navigator.userAgent)).not.toContain('Headless');
await context.close();
rimraf.sync(dir);
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
});
test('should respect headless in modifiers that run before tests', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { headless: false } };
`,
'a.test.ts': `
const { test } = pwt;
test.skip(({ browser }) => false);
test('should work', async ({ page }) => {
expect(await page.evaluate(() => navigator.userAgent)).not.toContain('Headless');
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
});
test('should call logger from launchOptions config', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.test.ts': `
const { test } = pwt;
const log = [];
test.use({
launchOptions: {
logger: {
log: (name, severity, message) => log.push({name, severity, message}),
isEnabled: (name, severity) => severity !== 'verbose'
}
}
});
test('should support config logger', async ({browser, context}) => {
expect(browser.version()).toBeTruthy();
expect(log.length > 0).toBeTruthy();
expect(log.filter(item => item.severity === 'info').length > 0).toBeTruthy();
expect(log.filter(item => item.message.includes('browser.newContext started')).length > 0).toBeTruthy();
expect(log.filter(item => item.message.includes('browser.newContext succeeded')).length > 0).toBeTruthy();
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
});
test('should report error and pending operations on timeout', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.test.ts': `
const { test } = pwt;
test('timedout', async ({ page }) => {
await page.setContent('<div>Click me</div>');
await Promise.all([
page.click('text=Missing'),
page.textContent('text=More missing'),
]);
});
`,
}, { workers: 1, timeout: 2000 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(0);
expect(result.failed).toBe(1);
expect(result.output).toContain('Pending operations:');
expect(result.output).toContain('- page.click at a.test.ts:9:16');
expect(result.output).toContain('- page.textContent at a.test.ts:10:16');
expect(result.output).toContain('waiting for selector');
expect(stripAnsi(result.output)).toContain(`10 | page.textContent('text=More missing'),`);
});
test('should report error on timeout with shared page', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.test.ts': `
const { test } = pwt;
let page;
test.beforeAll(async ({ browser }) => {
page = await browser.newPage();
});
test('passed', async () => {
await page.setContent('<div>Click me</div>');
});
test('timedout', async () => {
await page.click('text=Missing');
});
`,
}, { workers: 1, timeout: 2000 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(1);
expect(result.failed).toBe(1);
expect(result.output).toContain('waiting for selector "text=Missing"');
expect(stripAnsi(result.output)).toContain(`14 | await page.click('text=Missing');`);
});
test('should report error from beforeAll timeout', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.test.ts': `
const { test } = pwt;
test.beforeAll(async ({ browser }) => {
const page = await browser.newPage();
await page.setContent('<div>Click me</div>');
await Promise.all([
page.click('text=Missing'),
page.textContent('text=More missing'),
]);
});
test('ignored', () => {});
`,
}, { workers: 1, timeout: 2000 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(0);
expect(result.failed).toBe(1);
expect(result.output).toContain('"beforeAll" hook timeout of 2000ms exceeded.');
expect(result.output).toContain('waiting for selector');
expect(stripAnsi(result.output)).toContain(`11 | page.textContent('text=More missing'),`);
});
test('should not report waitForEventInfo as pending', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.test.ts': `
const { test } = pwt;
test('timedout', async ({ page }) => {
await page.setContent('<div>Click me</div>');
await page.waitForLoadState('networkidle');
await page.click('text=Missing');
});
`,
}, { workers: 1, timeout: 5000 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(0);
expect(result.failed).toBe(1);
expect(result.output).toContain('Pending operations:');
expect(result.output).toContain('- page.click at a.test.ts:9:20');
expect(result.output).not.toContain('- page.waitForLoadState');
});
test('should throw when using page in beforeAll', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.test.ts': `
const { test } = pwt;
test.beforeAll(() => {});
test.beforeAll(async ({ page }) => {
});
test('ok', async ({ page }) => {
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(0);
expect(result.output).toContain(`Error: "context" and "page" fixtures are not supported in "beforeAll"`);
});
test('should report click error on sigint', async ({ runInlineTest }) => {
test.skip(process.platform === 'win32', 'No sending SIGINT on Windows');
const result = await runInlineTest({
'a.test.ts': `
const { test } = pwt;
test('timedout', async ({ page }) => {
await page.setContent('<div>Click me</div>');
const promise = page.click('text=Missing');
await new Promise(f => setTimeout(f, 100));
console.log('\\n%%SEND-SIGINT%%');
await promise;
});
`,
}, { workers: 1 }, {}, { sendSIGINTAfter: 1 });
expect(result.exitCode).toBe(130);
expect(result.passed).toBe(0);
expect(result.failed).toBe(0);
expect(result.interrupted).toBe(1);
expect(stripAnsi(result.output)).toContain(`8 | const promise = page.click('text=Missing');`);
});
test('should work with video: retain-on-failure', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { video: 'retain-on-failure' }, name: 'chromium' };
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ page }) => {
await page.setContent('<div>PASS</div>');
await page.waitForTimeout(3000);
test.expect(1 + 1).toBe(2);
});
test('fail', async ({ page }) => {
await page.setContent('<div>FAIL</div>');
await page.waitForTimeout(3000);
test.expect(1 + 1).toBe(1);
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(1);
expect(result.failed).toBe(1);
const dirPass = testInfo.outputPath('test-results', 'a-pass-chromium');
const videoPass = fs.existsSync(dirPass) ? fs.readdirSync(dirPass).find(file => file.endsWith('webm')) : undefined;
expect(videoPass).toBeFalsy();
const videoFail = fs.readdirSync(testInfo.outputPath('test-results', 'a-fail-chromium')).find(file => file.endsWith('webm'));
expect(videoFail).toBeTruthy();
});
test('should work with video: on-first-retry', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'playwright.config.ts': `
module.exports = { use: { video: 'on-first-retry' }, retries: 1, name: 'chromium' };
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ page }) => {
await page.setContent('<div>PASS</div>');
await page.waitForTimeout(3000);
test.expect(1 + 1).toBe(2);
});
test('fail', async ({ page }) => {
await page.setContent('<div>FAIL</div>');
await page.waitForTimeout(3000);
test.expect(1 + 1).toBe(1);
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(1);
expect(result.failed).toBe(1);
const dirPass = testInfo.outputPath('test-results', 'a-pass-chromium');
expect(fs.existsSync(dirPass)).toBeFalsy();
const dirFail = testInfo.outputPath('test-results', 'a-fail-chromium');
expect(fs.existsSync(dirFail)).toBeFalsy();
const dirRetry = testInfo.outputPath('test-results', 'a-fail-chromium-retry1');
const videoFailRetry = fs.readdirSync(dirRetry).find(file => file.endsWith('webm'));
expect(videoFailRetry).toBeTruthy();
expect(result.report.suites[0].specs[1].tests[0].results[0].attachments).toEqual([]);
expect(result.report.suites[0].specs[1].tests[0].results[1].attachments).toEqual([{
name: 'video',
contentType: 'video/webm',
path: path.join(dirRetry, videoFailRetry!),
}]);
});
test('should work with video size', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'playwright.config.js': `
module.exports = {
use: { video: { mode: 'on', size: { width: 220, height: 110 } } },
name: 'chromium',
preserveOutput: 'always',
};
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ page }) => {
await page.setContent('<div>PASS</div>');
await page.waitForTimeout(3000);
test.expect(1 + 1).toBe(2);
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
const folder = testInfo.outputPath(`test-results/a-pass-chromium/`);
const [file] = fs.readdirSync(folder);
const videoPlayer = new VideoPlayer(path.join(folder, file));
expect(videoPlayer.videoWidth).toBe(220);
expect(videoPlayer.videoHeight).toBe(110);
});
test('should work with video.path() throwing', async ({ runInlineTest }, testInfo) => {
// When running remotely, video.path() is not available, so we must not use it.
const result = await runInlineTest({
'playwright.config.js': `
module.exports = {
use: { video: { mode: 'on' } },
name: 'chromium',
preserveOutput: 'always',
};
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ page }) => {
page.video().path = () => { throw new Error('No-no!'); };
await page.setContent('<div>PASS</div>');
await page.waitForTimeout(3000);
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
const dir = testInfo.outputPath(`test-results/a-pass-chromium/`);
const video = fs.readdirSync(dir).find(file => file.endsWith('webm'));
expect(video).toBeTruthy();
});
test('should pass fixture defaults to tests', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.js': `
module.exports = {};
`,
'a.test.ts': `
const { test } = pwt;
test('pass', async ({ acceptDownloads, actionTimeout, headless, javaScriptEnabled, navigationTimeout }) => {
expect(acceptDownloads).toBe(true);
expect(actionTimeout).toBe(0);
expect(headless).toBe(true);
expect(javaScriptEnabled).toBe(true);
expect(navigationTimeout).toBe(0);
});
`,
}, { workers: 1 });
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
});