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185 lines
8.6 KiB
JavaScript
185 lines
8.6 KiB
JavaScript
/**
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* Copyright 2018 Google Inc. All rights reserved.
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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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const {FFOX, CHROMIUM, WEBKIT, CHANNEL} = require('../utils').testOptions(browserType);
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describe('JSCoverage', function() {
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it('should work', async function({page, server}) {
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await page.coverage.startJSCoverage();
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await page.goto(server.PREFIX + '/jscoverage/simple.html', { waitUntil: 'load' });
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.length).toBe(1);
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expect(coverage[0].url).toContain('/jscoverage/simple.html');
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expect(coverage[0].functions.find(f => f.functionName === 'foo').ranges[0].count).toEqual(1);
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});
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it('should report sourceURLs', async function({page, server}) {
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await page.coverage.startJSCoverage();
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await page.goto(server.PREFIX + '/jscoverage/sourceurl.html');
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.length).toBe(1);
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expect(coverage[0].url).toBe('nicename.js');
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});
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it('should ignore eval() scripts by default', async function({page, server}) {
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await page.coverage.startJSCoverage();
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await page.goto(server.PREFIX + '/jscoverage/eval.html');
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.length).toBe(1);
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});
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it('shouldn\'t ignore eval() scripts if reportAnonymousScripts is true', async function({page, server}) {
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await page.coverage.startJSCoverage({reportAnonymousScripts: true});
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await page.goto(server.PREFIX + '/jscoverage/eval.html');
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.find(entry => entry.url.startsWith('debugger://'))).not.toBe(null);
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expect(coverage.length).toBe(2);
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});
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it('should ignore playwright internal scripts if reportAnonymousScripts is true', async function({page, server}) {
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await page.coverage.startJSCoverage({reportAnonymousScripts: true});
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await page.goto(server.EMPTY_PAGE);
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await page.evaluate('console.log("foo")');
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await page.evaluate(() => console.log('bar'));
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.length).toBe(0);
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});
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it('should report multiple scripts', async function({page, server}) {
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await page.coverage.startJSCoverage();
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await page.goto(server.PREFIX + '/jscoverage/multiple.html');
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.length).toBe(2);
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coverage.sort((a, b) => a.url.localeCompare(b.url));
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expect(coverage[0].url).toContain('/jscoverage/script1.js');
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expect(coverage[1].url).toContain('/jscoverage/script2.js');
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});
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describe('resetOnNavigation', function() {
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it('should report scripts across navigations when disabled', async function({page, server}) {
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await page.coverage.startJSCoverage({resetOnNavigation: false});
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await page.goto(server.PREFIX + '/jscoverage/multiple.html');
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await page.goto(server.EMPTY_PAGE);
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.length).toBe(2);
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});
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it('should NOT report scripts across navigations when enabled', async function({page, server}) {
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await page.coverage.startJSCoverage(); // Enabled by default.
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await page.goto(server.PREFIX + '/jscoverage/multiple.html');
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await page.goto(server.EMPTY_PAGE);
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const coverage = await page.coverage.stopJSCoverage();
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expect(coverage.length).toBe(0);
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});
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});
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it('should not hang when there is a debugger statement', async function({page, server}) {
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await page.coverage.startJSCoverage();
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await page.goto(server.EMPTY_PAGE);
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await page.evaluate(() => {
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debugger; // eslint-disable-line no-debugger
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});
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await page.coverage.stopJSCoverage();
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});
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});
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describe('CSSCoverage', function() {
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it('should work', async function({page, server}) {
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await page.coverage.startCSSCoverage();
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await page.goto(server.PREFIX + '/csscoverage/simple.html');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(1);
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expect(coverage[0].url).toContain('/csscoverage/simple.html');
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expect(coverage[0].ranges).toEqual([
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{start: 1, end: 22}
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]);
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const range = coverage[0].ranges[0];
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expect(coverage[0].text.substring(range.start, range.end)).toBe('div { color: green; }');
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});
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it('should report sourceURLs', async function({page, server}) {
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await page.coverage.startCSSCoverage();
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await page.goto(server.PREFIX + '/csscoverage/sourceurl.html');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(1);
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expect(coverage[0].url).toBe('nicename.css');
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});
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it('should report multiple stylesheets', async function({page, server}) {
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await page.coverage.startCSSCoverage();
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await page.goto(server.PREFIX + '/csscoverage/multiple.html');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(2);
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coverage.sort((a, b) => a.url.localeCompare(b.url));
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expect(coverage[0].url).toContain('/csscoverage/stylesheet1.css');
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expect(coverage[1].url).toContain('/csscoverage/stylesheet2.css');
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});
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it('should report stylesheets that have no coverage', async function({page, server}) {
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await page.coverage.startCSSCoverage();
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await page.goto(server.PREFIX + '/csscoverage/unused.html');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(1);
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expect(coverage[0].url).toBe('unused.css');
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expect(coverage[0].ranges.length).toBe(0);
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});
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it('should work with media queries', async function({page, server}) {
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await page.coverage.startCSSCoverage();
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await page.goto(server.PREFIX + '/csscoverage/media.html');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(1);
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expect(coverage[0].url).toContain('/csscoverage/media.html');
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expect(coverage[0].ranges).toEqual([
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{start: 17, end: 38}
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]);
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});
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it('should work with complicated usecases', async function({page, server, golden}) {
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await page.coverage.startCSSCoverage();
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await page.goto(server.PREFIX + '/csscoverage/involved.html');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(JSON.stringify(coverage, null, 2).replace(/:\d{4}\//g, ':<PORT>/')).toBeGolden(golden('csscoverage-involved.txt'));
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});
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it('should ignore injected stylesheets', async function({page, server}) {
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await page.coverage.startCSSCoverage();
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await page.addStyleTag({content: 'body { margin: 10px;}'});
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// trigger style recalc
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const margin = await page.evaluate(() => window.getComputedStyle(document.body).margin);
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expect(margin).toBe('10px');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(0);
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});
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describe('resetOnNavigation', function() {
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it('should report stylesheets across navigations', async function({page, server}) {
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await page.coverage.startCSSCoverage({resetOnNavigation: false});
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await page.goto(server.PREFIX + '/csscoverage/multiple.html');
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await page.goto(server.EMPTY_PAGE);
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(2);
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});
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it('should NOT report scripts across navigations', async function({page, server}) {
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await page.coverage.startCSSCoverage(); // Enabled by default.
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await page.goto(server.PREFIX + '/csscoverage/multiple.html');
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await page.goto(server.EMPTY_PAGE);
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(0);
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});
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});
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it('should work with a recently loaded stylesheet', async function({page, server}) {
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await page.coverage.startCSSCoverage();
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await page.evaluate(async url => {
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document.body.textContent = 'hello, world';
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const link = document.createElement('link');
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link.rel = 'stylesheet';
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link.href = url;
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document.head.appendChild(link);
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await new Promise(x => link.onload = x);
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await new Promise(f => requestAnimationFrame(f));
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}, server.PREFIX + '/csscoverage/stylesheet1.css');
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const coverage = await page.coverage.stopCSSCoverage();
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expect(coverage.length).toBe(1);
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});
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});
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