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How to use diff_prettyTerminal method in Playwright Internal

Best JavaScript code snippet using playwright-internal

golden.js

Source:golden.js

...87  const dmp = new _diff_match_patch.diff_match_patch();88  const d = dmp.diff_main(expected, actual);89  dmp.diff_cleanupSemantic(d);90  return {91    errorMessage: diff_prettyTerminal(d)92  };93}94function compare(actual, name, snapshotPath, outputPath, updateSnapshots, withNegateComparison, options) {95  const snapshotFile = snapshotPath(name);96  const outputFile = outputPath(name);97  const expectedPath = addSuffix(outputFile, '-expected');98  const actualPath = addSuffix(outputFile, '-actual');99  const diffPath = addSuffix(outputFile, '-diff');100  if (!_fs.default.existsSync(snapshotFile)) {101    const isWriteMissingMode = updateSnapshots === 'all' || updateSnapshots === 'missing';102    const commonMissingSnapshotMessage = `${snapshotFile} is missing in snapshots`;103    if (withNegateComparison) {104      const message = `${commonMissingSnapshotMessage}${isWriteMissingMode ? ', matchers using ".not" won\'t write them automatically.' : '.'}`;105      return {106        pass: true,107        message108      };109    }110    if (isWriteMissingMode) {111      _fs.default.mkdirSync(_path.default.dirname(snapshotFile), {112        recursive: true113      });114      _fs.default.writeFileSync(snapshotFile, actual);115      _fs.default.writeFileSync(actualPath, actual);116    }117    const message = `${commonMissingSnapshotMessage}${isWriteMissingMode ? ', writing actual.' : '.'}`;118    if (updateSnapshots === 'all') {119      console.log(message);120      return {121        pass: true,122        message123      };124    }125    return {126      pass: false,127      message128    };129  }130  const expected = _fs.default.readFileSync(snapshotFile);131  const extension = _path.default.extname(snapshotFile).substring(1);132  const mimeType = extensionToMimeType[extension] || 'application/octet-string';133  const comparator = GoldenComparators[mimeType];134  if (!comparator) {135    return {136      pass: false,137      message: 'Failed to find comparator with type ' + mimeType + ': ' + snapshotFile138    };139  }140  const result = comparator(actual, expected, mimeType, options);141  if (!result) {142    if (withNegateComparison) {143      const message = [_safe.default.red('Snapshot comparison failed:'), '', indent('Expected result should be different from the actual one.', '  ')].join('\n');144      return {145        pass: true,146        message147      };148    }149    return {150      pass: true151    };152  }153  if (withNegateComparison) {154    return {155      pass: false156    };157  }158  if (updateSnapshots === 'all') {159    _fs.default.mkdirSync(_path.default.dirname(snapshotFile), {160      recursive: true161    });162    _fs.default.writeFileSync(snapshotFile, actual);163    console.log(snapshotFile + ' does not match, writing actual.');164    return {165      pass: true,166      message: snapshotFile + ' running with --update-snapshots, writing actual.'167    };168  }169  _fs.default.writeFileSync(expectedPath, expected);170  _fs.default.writeFileSync(actualPath, actual);171  if (result.diff) _fs.default.writeFileSync(diffPath, result.diff);172  const output = [_safe.default.red(`Snapshot comparison failed:`)];173  if (result.errorMessage) {174    output.push('');175    output.push(indent(result.errorMessage, '  '));176  }177  output.push('');178  output.push(`Expected: ${_safe.default.yellow(expectedPath)}`);179  output.push(`Received: ${_safe.default.yellow(actualPath)}`);180  if (result.diff) output.push(`    Diff: ${_safe.default.yellow(diffPath)}`);181  return {182    pass: false,183    message: output.join('\n'),184    expectedPath,185    actualPath,186    diffPath: result.diff ? diffPath : undefined,187    mimeType188  };189}190function indent(lines, tab) {191  return lines.replace(/^(?=.+$)/gm, tab);192}193function addSuffix(filePath, suffix, customExtension) {194  const dirname = _path.default.dirname(filePath);195  const ext = _path.default.extname(filePath);196  const name = _path.default.basename(filePath, ext);197  return _path.default.join(dirname, name + suffix + (customExtension || ext));198}199function diff_prettyTerminal(diffs) {200  const html = [];201  for (let x = 0; x < diffs.length; x++) {202    const op = diffs[x][0]; // Operation (insert, delete, equal)203    const data = diffs[x][1]; // Text of change.204    const text = data;205    switch (op) {206      case _diff_match_patch.DIFF_INSERT:207        html[x] = _safe.default.green(text);208        break;209      case _diff_match_patch.DIFF_DELETE:210        html[x] = _safe.default.strikethrough(_safe.default.red(text));211        break;212      case _diff_match_patch.DIFF_EQUAL:213        html[x] = text;...

comparators.js

Source:comparators.js

...84  const dmp = new _diff_match_patch.diff_match_patch();85  const d = dmp.diff_main(expected, actual);86  dmp.diff_cleanupSemantic(d);87  return {88    errorMessage: diff_prettyTerminal(d)89  };90}91function diff_prettyTerminal(diffs) {92  const html = [];93  for (let x = 0; x < diffs.length; x++) {94    const op = diffs[x][0]; // Operation (insert, delete, equal)95    const data = diffs[x][1]; // Text of change.96    const text = data;97    switch (op) {98      case _diff_match_patch.DIFF_INSERT:99        html[x] = _safe.default.green(text);100        break;101      case _diff_match_patch.DIFF_DELETE:102        html[x] = _safe.default.reset(_safe.default.strikethrough(_safe.default.red(text)));103        break;104      case _diff_match_patch.DIFF_EQUAL:105        html[x] = text;...

Using AI Code Generation

1const { diff_prettyTerminal } = require('playwright-internal');2const { test } = require('@playwright/test');3test('should work', async ({ page }) => {4  const text = await page.innerText('text=Get started');5  const expected = 'Get started with Playwright';6  if (text !== expected)7    console.log(diff_prettyTerminal(expected, text));8});9      8 |   const expected = 'Get started with Playwright';10      9 |   if (text !== expected)11    > 10 |     console.log(diff_prettyTerminal(expected, text));12     11 | });13      at Object.toBe (test.js:10:16)14const { diff } = require('playwright-internal');15const { test } = require('@playwright/test');16test('should work', async ({ page }) => {17  const text = await page.innerText('text=Get started');18  const expected = 'Get started with Playwright';19  if (text !== expected)20    console.log(diff(expected, text));21});22      8 |   const expected = 'Get started with Playwright';23      9 |   if (text !== expected)24    > 10 |     console.log(diff(expected, text));25     11 | });26      at Object.toBe (test.js:10:16)

Using AI Code Generation

1const {diff_prettyTerminal} = require('playwright');2const fs = require('fs');3const expected = fs.readFileSync('./expected.html').toString();4const actual = fs.readFileSync('./actual.html').toString();5const diff = diff_prettyTerminal(expected, actual);6console.log(diff);

Using AI Code Generation

1const { diff_prettyTerminal } = require('playwright/lib/utils/stackTrace');2const assert = require('assert');3const a = { a: 'foo', b: 'bar' };4const b = { a: 'foo', b: 'baz' };5console.log(diff_prettyTerminal(a, b, 'a', 'b'));6const { diff_prettyTerminal } = require('playwright/lib/utils/stackTrace');7const assert = require('assert');8const a = { a: 'foo', b: 'bar' };9const b = { a: 'foo', b: 'baz' };10console.log(diff_prettyTerminal(a, b, 'a', 'b'));11const { diff_prettyTerminal } = require('playwright/lib/utils/stackTrace');12const assert = require('assert');13const a = { a: 'foo', b: 'bar' };14const b = { a: 'foo', b: 'baz' };15console.log(diff_prettyTerminal(a, b, 'a', 'b'));16const { diff_prettyTerminal } = require('playwright/lib/utils/stackTrace');17const assert = require('assert');18const a = { a: 'foo', b: 'bar' };19const b = { a: 'foo', b: 'baz' };20console.log(diff_prettyTerminal(a, b, 'a', 'b'));

Using AI Code Generation

1const { diff_prettyTerminal } = require('playwright-internal');2const { diff } = require('playwright-internal/lib/diff');3const fs = require('fs');4const path = require('path');5const file1 = fs.readFileSync(path.join(__dirname, 'file1.html'), 'utf-8');6const file2 = fs.readFileSync(path.join(__dirname, 'file2.html'), 'utf-8');7const diffResult = diff(file1, file2);8console.log(diff_prettyTerminal(diffResult));

Using AI Code Generation

1const { diff } = require('playwright-internal');2const fs = require('fs');3const path = require('path');4const file1 = fs.readFileSync(path.join(__dirname, 'file1.html'), 'utf-8');5const file2 = fs.readFileSync(path.join(__dirname, 'file2.html'), 'utf-8');6const diffResult = diff(file1, file2);7console.log(diffResult);

Using AI Code Generation

1const { diff_prettyTerminal } = require('playwright/lib/utils/stackTrace');2const { test } = require('@playwright/test');3test('test', async ({ page }) => {4  const expected = 'expected';5  const actual = 'actual';6  const diff = diff_prettyTerminal(expected, actual);7  console.log(diff);8});9      1 | const { diff_prettyTerminal } = require('playwright/lib/utils/stackTrace');10      2 | const { test } = require('@playwright/test');11    > 3 | test('test', async ({ page }) => {12      4 |   const expected = 'expected';13      5 |   const actual = 'actual';14      6 |   const diff = diff_prettyTerminal(expected, actual);15      at Object.toBe (test.js:3:1)16  1 test passed (1s)

Using AI Code Generation

1const { diff_prettyTerminal } = require('playwright/lib/server/diff');2const { diff } = require('playwright/lib/server/diff');3const a = 'Hello World';4const b = 'Hello World';5const result = diff(a, b);6const prettyResult = diff_prettyTerminal(result);7console.log(prettyResult);

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