How to use filterByFocusedLine method in Playwright Internal

Best JavaScript code snippet using playwright-internal

runner.js

Source:runner.js

...174        status: 'clashing-test-titles',175        clashingTests: clashingTests176      };177      filterOnly(preprocessRoot);178      filterByFocusedLine(preprocessRoot, testFileReFilters);179      const fileSuites = new Map();180      for (const fileSuite of preprocessRoot.suites) fileSuites.set(fileSuite._requireFile, fileSuite);181      const outputDirs = new Set();182      const grepMatcher = (0, _util2.createMatcher)(config.grep);183      const grepInvertMatcher = config.grepInvert ? (0, _util2.createMatcher)(config.grepInvert) : null;184      const rootSuite = new _test.Suite('');185      for (const project of projects) {186        const projectSuite = new _test.Suite(project.config.name);187        rootSuite._addSuite(projectSuite);188        for (const file of files.get(project)) {189          const fileSuite = fileSuites.get(file);190          if (!fileSuite) continue;191          for (let repeatEachIndex = 0; repeatEachIndex < project.config.repeatEach; repeatEachIndex++) {192            const cloned = project.cloneFileSuite(fileSuite, repeatEachIndex, test => {193              const grepTitle = test.titlePath().join(' ');194              if (grepInvertMatcher !== null && grepInvertMatcher !== void 0 && grepInvertMatcher(grepTitle)) return false;195              return grepMatcher(grepTitle);196            });197            if (cloned) projectSuite._addSuite(cloned);198          }199        }200        outputDirs.add(project.config.outputDir);201      }202      let total = rootSuite.allTests().length;203      if (!total) return {204        status: 'no-tests'205      };206      await Promise.all(Array.from(outputDirs).map(outputDir => removeFolderAsync(outputDir).catch(e => {})));207      let testGroups = createTestGroups(rootSuite);208      const shard = config.shard;209      if (shard) {210        const shardGroups = [];211        const shardTests = new Set(); // Each shard gets some tests.212        const shardSize = Math.floor(total / shard.total); // First few shards get one more test each.213        const extraOne = total - shardSize * shard.total;214        const currentShard = shard.current - 1; // Make it zero-based for calculations.215        const from = shardSize * currentShard + Math.min(extraOne, currentShard);216        const to = from + shardSize + (currentShard < extraOne ? 1 : 0);217        let current = 0;218        for (const group of testGroups) {219          // Any test group goes to the shard that contains the first test of this group.220          // So, this shard gets any group that starts at [from; to)221          if (current >= from && current < to) {222            shardGroups.push(group);223            for (const test of group.tests) shardTests.add(test);224          }225          current += group.tests.length;226        }227        testGroups = shardGroups;228        filterSuite(rootSuite, () => false, test => shardTests.has(test));229        total = rootSuite.allTests().length;230      }231      if (process.stdout.isTTY) {232        console.log();233        const jobs = Math.min(config.workers, testGroups.length);234        const shardDetails = shard ? `, shard ${shard.current} of ${shard.total}` : '';235        console.log(`Running ${total} test${total > 1 ? 's' : ''} using ${jobs} worker${jobs > 1 ? 's' : ''}${shardDetails}`);236      }237      let sigint = false;238      let sigintCallback;239      const sigIntPromise = new Promise(f => sigintCallback = f);240      const sigintHandler = () => {241        // We remove the handler so that second Ctrl+C immediately kills the runner242        // via the default sigint handler. This is handy in the case where our shutdown243        // takes a lot of time or is buggy.244        //245        // When running through NPM we might get multiple SIGINT signals246        // for a single Ctrl+C - this is an NPM bug present since at least NPM v6.247        // https://github.com/npm/cli/issues/1591248        // https://github.com/npm/cli/issues/2124249        //250        // Therefore, removing the handler too soon will just kill the process251        // with default handler without printing the results.252        // We work around this by giving NPM 1000ms to send us duplicate signals.253        // The side effect is that slow shutdown or bug in our runner will force254        // the user to hit Ctrl+C again after at least a second.255        setTimeout(() => process.off('SIGINT', sigintHandler), 1000);256        sigint = true;257        sigintCallback();258      };259      process.on('SIGINT', sigintHandler);260      (_this$_reporter$onBeg2 = (_this$_reporter3 = this._reporter).onBegin) === null || _this$_reporter$onBeg2 === void 0 ? void 0 : _this$_reporter$onBeg2.call(_this$_reporter3, config, rootSuite);261      this._didBegin = true;262      let hasWorkerErrors = false;263      if (!list) {264        const dispatcher = new _dispatcher.Dispatcher(this._loader, testGroups, this._reporter);265        await Promise.race([dispatcher.run(), sigIntPromise]);266        await dispatcher.stop();267        hasWorkerErrors = dispatcher.hasWorkerErrors();268      }269      if (sigint) {270        var _this$_reporter$onEnd2, _this$_reporter4;271        await ((_this$_reporter$onEnd2 = (_this$_reporter4 = this._reporter).onEnd) === null || _this$_reporter$onEnd2 === void 0 ? void 0 : _this$_reporter$onEnd2.call(_this$_reporter4, {272          status: 'interrupted'273        }));274        return {275          status: 'sigint'276        };277      }278      const failed = hasWorkerErrors || rootSuite.allTests().some(test => !test.ok());279      await ((_this$_reporter$onEnd3 = (_this$_reporter5 = this._reporter).onEnd) === null || _this$_reporter$onEnd3 === void 0 ? void 0 : _this$_reporter$onEnd3.call(_this$_reporter5, {280        status: failed ? 'failed' : 'passed'281      }));282      return {283        status: failed ? 'failed' : 'passed'284      };285    } finally {286      if (globalSetupResult && typeof globalSetupResult === 'function') await globalSetupResult(this._loader.fullConfig());287      if (config.globalTeardown) await (await this._loader.loadGlobalHook(config.globalTeardown, 'globalTeardown'))(this._loader.fullConfig());288      await (webServer === null || webServer === void 0 ? void 0 : webServer.kill());289    }290  }291}292exports.Runner = Runner;293function filterOnly(suite) {294  const suiteFilter = suite => suite._only;295  const testFilter = test => test._only;296  return filterSuite(suite, suiteFilter, testFilter);297}298function filterByFocusedLine(suite, focusedTestFileLines) {299  const testFileLineMatches = (testFileName, testLine) => focusedTestFileLines.some(({300    re,301    line302  }) => {303    re.lastIndex = 0;304    return re.test(testFileName) && (line === testLine || line === null);305  });306  const suiteFilter = suite => !!suite.location && testFileLineMatches(suite.location.file, suite.location.line);307  const testFilter = test => testFileLineMatches(test.location.file, test.location.line);308  return filterSuite(suite, suiteFilter, testFilter);309}310function filterSuite(suite, suiteFilter, testFilter) {311  const onlySuites = suite.suites.filter(child => filterSuite(child, suiteFilter, testFilter) || suiteFilter(child));312  const onlyTests = suite.tests.filter(testFilter);...

Using AI Code Generation

1const playwright = require('playwright');2(async () => {3  const browser = await playwright['chromium'].launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.click('input[name="q"]');7  await page.fill('input[name="q"]', 'Hello World');8  await page.keyboard.press('Enter');9  await page.screenshot({ path: `example.png` });10  await browser.close();11})();12const playwright = require('playwright');13(async () => {14  const browser = await playwright['chromium'].launch();15  const context = await browser.newContext();16  const page = await context.newPage();17  await page.click('input[name="q"]');18  await page.fill('input[name="q"]', 'Hello World');19  await page.keyboard.press('Enter');20  await page.screenshot({ path: `example.png` });21  await browser.close();22})();23const playwright = require('playwright');24(async () => {25  const browser = await playwright['chromium'].launch();26  const context = await browser.newContext();27  const page = await context.newPage();28  await page.click('input[name="q"]');29  await page.fill('input[name="q"]', 'Hello World');30  await page.keyboard.press('Enter');31  await page.screenshot({ path: `example.png` });32  await browser.close();33})();34const playwright = require('playwright');35(async () => {36  const browser = await playwright['chromium'].launch();37  const context = await browser.newContext();38  const page = await context.newPage();39  await page.click('input[name="q"]');40  await page.fill('input[name="q"]', 'Hello World');41  await page.keyboard.press('Enter');42  await page.screenshot({ path: `example.png` });43  await browser.close();44})();45const playwright = require('playwright');46(async () => {

Using AI Code Generation

1const { filterByFocusedLine } = require('@playwright/test/lib/test');2const { test } = require('@playwright/test');3test('test', async ({ page }) => {4  await page.click('text=Get started');5  await page.click('text=Docs');6  await page.click('text=API');7  await page.click('text=Test');8  await page.click('text=class Test');9  filterByFocusedLine();10  await page.click('text=constructor');11  await page.click('text=beforeAll');12  await page.click('text=beforeEach');13  await page.click('text=afterAll');14  await page.click('text=afterEach');15  await page.click('text=skip');16  await page.click('text=only');17  await page.click('text=extend');18  await page.click('text=expect');19  await page.click('text=it');20  await page.click('text=describe');21  await page.click('text=beforeEach');22  await page.click('text=beforeAll');23  await page.click('text=afterEach');24  await page.click('text=afterAll');25  await page.click('text=expect');26  await page.click('text=it');27  await page.click('text=describe');28  await page.click('text=beforeEach');29  await page.click('text=beforeAll');30  await page.click('text=afterEach');31  await page.click('text=afterAll');32  await page.click('text=expect');33  await page.click('text=it');34  await page.click('text=describe');35  await page.click('text=beforeEach');36  await page.click('text=beforeAll');37  await page.click('text=afterEach');38  await page.click('text=afterAll');39  await page.click('text=expect');40  await page.click('text=it');41  await page.click('text=describe');42  await page.click('text=beforeEach');43  await page.click('text=beforeAll');44  await page.click('text=afterEach');45  await page.click('text=afterAll');46  await page.click('text=expect');47  await page.click('text=it');48  await page.click('text=describe');49  await page.click('text=before

Using AI Code Generation

1const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');2const stack = new Error().stack;3const filteredStack = filterByFocusedLine(stack);4console.log(filteredStack);5const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');6const stack = new Error().stack;7const filteredStack = filterByFocusedLine(stack);8console.log(filteredStack);9const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');10const stack = new Error().stack;11const filteredStack = filterByFocusedLine(stack);12console.log(filteredStack);13const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');14const stack = new Error().stack;15const filteredStack = filterByFocusedLine(stack);16console.log(filteredStack);17const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');18const stack = new Error().stack;19const filteredStack = filterByFocusedLine(stack);20console.log(filteredStack);21const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');22const stack = new Error().stack;23const filteredStack = filterByFocusedLine(stack);24console.log(filteredStack);25const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');26const stack = new Error().stack;27const filteredStack = filterByFocusedLine(stack);28console.log(filteredStack);29const { filterByFocusedLine } = require('playwright-core/lib/utils/stackTrace');30const stack = new Error().stack;31const filteredStack = filterByFocusedLine(stack);32console.log(filteredStack);

Using AI Code Generation

1const { filterByFocusedLine } = require('playwright/lib/server/trace/recorder/recorderApp');2const { trace } = require('playwright/lib/server/trace/recorder/recorderApp');3const fs = require('fs');4const traceEvents = fs.readFileSync('trace.json', 'utf-8');5const output = filterByFocusedLine(traceEvents, 'test.js', 1);6fs.writeFileSync('output.json', output);7const { chromium } = require('playwright');8(async () => {9  const browser = await chromium.launch();10  const page = await browser.newPage();11  await page.screenshot({ path: 'google.png' });12  await browser.close();13})();

Using AI Code Generation

1const { getTestState } = require('@playwright/test');2const { filterByFocusedLine } = require('@playwright/test/lib/utils/testReporter');3const test = getTestState();4test.fixme(filterByFocusedLine('test.js', 6));5const { getTestState } = require('@playwright/test');6const { filterByFocusedLine } = require('@playwright/test/lib/utils/testReporter');7const test = getTestState();8test.fixme(filterByFocusedLine('test.js', 6));9const { getTestState } = require('@playwright/test');10const { filterByFocusedLine } = require('@playwright/test/lib/utils/testReporter');11const test = getTestState();12test.fixme(filterByFocusedLine('test.js', 6));

Using AI Code Generation

1const playwright = require('playwright');2const { filterByFocusedLine } = require('playwright/lib/utils/stackTrace');3const fs = require('fs');4const run = async () => {5  const browser = await playwright.chromium.launch();6  const context = await browser.newContext();7  const page = await context.newPage();8  await page.click('text=Get started');9  await page.click('text=Docs');10  await page.click('text=API');11  await page.click('text=class: Page');12  await page.click('text=method: Page.click');13  await page.click('text=Examples');14  await page.click('text=Click a link');

Using AI Code Generation

1const { filterByFocusedLine } = require('playwright-core/lib/test/workerRunner');2const test = require('playwright-core/lib/test').test;3test('test', async ({ page, step }) => {4  await step('Step 1', async () => {5    await page.click('input[aria-label="Search"]');6    await page.fill('input[aria-label="Search"]', 'Playwright');7  });8  await step('Step 2', async () => {9    await page.click('input[aria-label="Search"]');10    await page.fill('input[aria-label="Search"]', 'Playwright');11  });12  await step('Step 3', async () => {13    await page.click('input[aria-label="Search"]');14    await page.fill('input[aria-label="Search"]', 'Playwright');15  });16});17module.exports = { filterByFocusedLine };18{19  "scripts": {20  }21}

Using AI Code Generation

1const { filterByFocusedLine } = require('playwright/lib/trace/recorder');2const trace = require('./trace.json');3console.log(filteredTrace);4{5  "metadata": {6  },7    {8    },9    {10    },11    {12    },13    {14    },15    {16    },17    {18    },19    {20    },21    {22    },23    {24    },25    {26    },27    {28    },29    {

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.