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How to use compensateHalfIntegerRoundingError method in Playwright Internal
Best JavaScript code snippet using playwright-internal
dom.js
Source:dom.js 
...438 for (const point of filtered[0]) {439 result.x += point.x / 4440 result.y += point.y / 4441 }442 compensateHalfIntegerRoundingError(result)443 return result444 }445 async _offsetPoint(offset) {446 const [box, border] = await Promise.all([447 this.boundingBox(),448 this.evaluateInUtility(449 ([injected, node]) => injected.getElementBorderWidth(node),450 {}451 ).catch((e) => {})452 ])453 if (!box || !border) return 'error:notvisible'454 if (border === 'error:notconnected') return border // Make point relative to the padding box to align with offsetX/offsetY.455 return {456 x: box.x + border.left + offset.x,457 y: box.y + border.top + offset.y458 }459 }460 async _retryPointerAction(461 progress,462 actionName,463 waitForEnabled,464 action,465 options466 ) {467 let retry = 0 // We progressively wait longer between retries, up to 500ms.468 const waitTime = [0, 20, 100, 100, 500] // By default, we scroll with protocol method to reveal the action point.469 // However, that might not work to scroll from under position:sticky elements470 // that overlay the target element. To fight this, we cycle through different471 // scroll alignments. This works in most scenarios.472 const scrollOptions = [473 undefined,474 {475 block: 'end',476 inline: 'end'477 },478 {479 block: 'center',480 inline: 'center'481 },482 {483 block: 'start',484 inline: 'start'485 }486 ]487 while (progress.isRunning()) {488 if (retry) {489 progress.log(490 `retrying ${actionName} action${491 options.trial ? ' (trial run)' : ''492 }, attempt #${retry}`493 )494 const timeout = waitTime[Math.min(retry - 1, waitTime.length - 1)]495 if (timeout) {496 progress.log(` waiting ${timeout}ms`)497 const result = await this.evaluateInUtility(498 ([injected, node, timeout]) =>499 new Promise((f) => setTimeout(f, timeout)),500 timeout501 )502 if (result === 'error:notconnected') return result503 }504 } else {505 progress.log(506 `attempting ${actionName} action${507 options.trial ? ' (trial run)' : ''508 }`509 )510 }511 const forceScrollOptions = scrollOptions[retry % scrollOptions.length]512 const result = await this._performPointerAction(513 progress,514 actionName,515 waitForEnabled,516 action,517 forceScrollOptions,518 options519 )520 ++retry521 if (result === 'error:notvisible') {522 if (options.force) throw new Error('Element is not visible')523 progress.log(' element is not visible')524 continue525 }526 if (result === 'error:notinviewport') {527 if (options.force) throw new Error('Element is outside of the viewport')528 progress.log(' element is outside of the viewport')529 continue530 }531 if (typeof result === 'object' && 'hitTargetDescription' in result) {532 if (options.force)533 throw new Error(534 `Element does not receive pointer events, ${result.hitTargetDescription} intercepts them`535 )536 progress.log(537 ` ${result.hitTargetDescription} intercepts pointer events`538 )539 continue540 }541 return result542 }543 return 'done'544 }545 async _performPointerAction(546 progress,547 actionName,548 waitForEnabled,549 action,550 forceScrollOptions,551 options552 ) {553 const { force = false, position } = options554 if (options.__testHookBeforeStable) await options.__testHookBeforeStable()555 const result = await this._waitForDisplayedAtStablePosition(556 progress,557 force,558 waitForEnabled559 )560 if (result !== 'done') return result561 if (options.__testHookAfterStable) await options.__testHookAfterStable()562 progress.log(' scrolling into view if needed')563 progress.throwIfAborted() // Avoid action that has side-effects.564 if (forceScrollOptions) {565 const scrolled = await this.evaluateInUtility(566 ([injected, node, options]) => {567 if (568 node.nodeType === 1569 /* Node.ELEMENT_NODE */570 )571 node.scrollIntoView(options)572 },573 forceScrollOptions574 )575 if (scrolled === 'error:notconnected') return scrolled576 } else {577 const scrolled = await this._scrollRectIntoViewIfNeeded(578 position579 ? {580 x: position.x,581 y: position.y,582 width: 0,583 height: 0584 }585 : undefined586 )587 if (scrolled !== 'done') return scrolled588 }589 progress.log(' done scrolling')590 const maybePoint = position591 ? await this._offsetPoint(position)592 : await this._clickablePoint()593 if (typeof maybePoint === 'string') return maybePoint594 const point = roundPoint(maybePoint)595 if (!force) {596 if (options.__testHookBeforeHitTarget)597 await options.__testHookBeforeHitTarget()598 progress.log(599 ` checking that element receives pointer events at (${point.x},${point.y})`600 )601 const hitTargetResult = await this._checkHitTargetAt(point)602 if (hitTargetResult !== 'done') return hitTargetResult603 progress.log(` element does receive pointer events`)604 }605 progress.metadata.point = point606 if (options.trial) {607 progress.log(` trial ${actionName} has finished`)608 return 'done'609 }610 await progress.beforeInputAction(this)611 await this._page._frameManager.waitForSignalsCreatedBy(612 progress,613 options.noWaitAfter,614 async () => {615 if (options.__testHookBeforePointerAction)616 await options.__testHookBeforePointerAction()617 progress.throwIfAborted() // Avoid action that has side-effects.618 let restoreModifiers619 if (options && options.modifiers)620 restoreModifiers = await this._page.keyboard._ensureModifiers(621 options.modifiers622 )623 progress.log(` performing ${actionName} action`)624 await action(point)625 progress.log(` ${actionName} action done`)626 progress.log(' waiting for scheduled navigations to finish')627 if (options.__testHookAfterPointerAction)628 await options.__testHookAfterPointerAction()629 if (restoreModifiers)630 await this._page.keyboard._ensureModifiers(restoreModifiers)631 },632 'input'633 )634 progress.log(' navigations have finished')635 return 'done'636 }637 async hover(metadata, options) {638 const controller = new _progress.ProgressController(metadata, this)639 return controller.run(async (progress) => {640 const result = await this._hover(progress, options)641 return assertDone(throwRetargetableDOMError(result))642 }, this._page._timeoutSettings.timeout(options))643 }644 _hover(progress, options) {645 return this._retryPointerAction(646 progress,647 'hover',648 false,649 /* waitForEnabled */650 (point) => this._page.mouse.move(point.x, point.y),651 options652 )653 }654 async click(metadata, options = {}) {655 const controller = new _progress.ProgressController(metadata, this)656 return controller.run(async (progress) => {657 const result = await this._click(progress, options)658 return assertDone(throwRetargetableDOMError(result))659 }, this._page._timeoutSettings.timeout(options))660 }661 _click(progress, options) {662 return this._retryPointerAction(663 progress,664 'click',665 true,666 /* waitForEnabled */667 (point) => this._page.mouse.click(point.x, point.y, options),668 options669 )670 }671 async dblclick(metadata, options) {672 const controller = new _progress.ProgressController(metadata, this)673 return controller.run(async (progress) => {674 const result = await this._dblclick(progress, options)675 return assertDone(throwRetargetableDOMError(result))676 }, this._page._timeoutSettings.timeout(options))677 }678 _dblclick(progress, options) {679 return this._retryPointerAction(680 progress,681 'dblclick',682 true,683 /* waitForEnabled */684 (point) => this._page.mouse.dblclick(point.x, point.y, options),685 options686 )687 }688 async tap(metadata, options = {}) {689 const controller = new _progress.ProgressController(metadata, this)690 return controller.run(async (progress) => {691 const result = await this._tap(progress, options)692 return assertDone(throwRetargetableDOMError(result))693 }, this._page._timeoutSettings.timeout(options))694 }695 _tap(progress, options) {696 return this._retryPointerAction(697 progress,698 'tap',699 true,700 /* waitForEnabled */701 (point) => this._page.touchscreen.tap(point.x, point.y),702 options703 )704 }705 async selectOption(metadata, elements, values, options) {706 const controller = new _progress.ProgressController(metadata, this)707 return controller.run(async (progress) => {708 const result = await this._selectOption(709 progress,710 elements,711 values,712 options713 )714 return throwRetargetableDOMError(result)715 }, this._page._timeoutSettings.timeout(options))716 }717 async _selectOption(progress, elements, values, options) {718 const optionsToSelect = [...elements, ...values]719 await progress.beforeInputAction(this)720 return this._page._frameManager.waitForSignalsCreatedBy(721 progress,722 options.noWaitAfter,723 async () => {724 progress.throwIfAborted() // Avoid action that has side-effects.725 progress.log(' selecting specified option(s)')726 const result = await this.evaluatePoll(727 progress,728 ([injected, node, { optionsToSelect, force }]) => {729 return injected.waitForElementStatesAndPerformAction(730 node,731 ['visible', 'enabled'],732 force,733 injected.selectOptions.bind(injected, optionsToSelect)734 )735 },736 {737 optionsToSelect,738 force: options.force739 }740 )741 await this._page._doSlowMo()742 return result743 }744 )745 }746 async fill(metadata, value, options = {}) {747 const controller = new _progress.ProgressController(metadata, this)748 return controller.run(async (progress) => {749 const result = await this._fill(progress, value, options)750 assertDone(throwRetargetableDOMError(result))751 }, this._page._timeoutSettings.timeout(options))752 }753 async _fill(progress, value, options) {754 progress.log(`elementHandle.fill("${value}")`)755 await progress.beforeInputAction(this)756 return this._page._frameManager.waitForSignalsCreatedBy(757 progress,758 options.noWaitAfter,759 async () => {760 progress.log(761 ' waiting for element to be visible, enabled and editable'762 )763 const filled = await this.evaluatePoll(764 progress,765 ([injected, node, { value, force }]) => {766 return injected.waitForElementStatesAndPerformAction(767 node,768 ['visible', 'enabled', 'editable'],769 force,770 injected.fill.bind(injected, value)771 )772 },773 {774 value,775 force: options.force776 }777 )778 progress.throwIfAborted() // Avoid action that has side-effects.779 if (filled === 'error:notconnected') return filled780 progress.log(' element is visible, enabled and editable')781 if (filled === 'needsinput') {782 progress.throwIfAborted() // Avoid action that has side-effects.783 if (value) await this._page.keyboard.insertText(value)784 else await this._page.keyboard.press('Delete')785 } else {786 assertDone(filled)787 }788 return 'done'789 },790 'input'791 )792 }793 async selectText(metadata, options = {}) {794 const controller = new _progress.ProgressController(metadata, this)795 return controller.run(async (progress) => {796 progress.throwIfAborted() // Avoid action that has side-effects.797 const result = await this.evaluatePoll(798 progress,799 ([injected, node, force]) => {800 return injected.waitForElementStatesAndPerformAction(801 node,802 ['visible'],803 force,804 injected.selectText.bind(injected)805 )806 },807 options.force808 )809 assertDone(throwRetargetableDOMError(result))810 }, this._page._timeoutSettings.timeout(options))811 }812 async setInputFiles(metadata, files, options) {813 const controller = new _progress.ProgressController(metadata, this)814 return controller.run(async (progress) => {815 const result = await this._setInputFiles(progress, files, options)816 return assertDone(throwRetargetableDOMError(result))817 }, this._page._timeoutSettings.timeout(options))818 }819 async _setInputFiles(progress, files, options) {820 for (const payload of files) {821 if (!payload.mimeType)822 payload.mimeType =823 mime.getType(payload.name) || 'application/octet-stream'824 }825 const result = await this.evaluateHandleInUtility(826 ([injected, node, multiple]) => {827 const element = injected.retarget(node, 'follow-label')828 if (!element) return829 if (element.tagName !== 'INPUT')830 throw injected.createStacklessError('Node is not an HTMLInputElement')831 if (multiple && !element.multiple)832 throw injected.createStacklessError(833 'Non-multiple file input can only accept single file'834 )835 return element836 },837 files.length > 1838 )839 if (result === 'error:notconnected' || !result.asElement())840 return 'error:notconnected'841 const retargeted = result.asElement()842 await progress.beforeInputAction(this)843 await this._page._frameManager.waitForSignalsCreatedBy(844 progress,845 options.noWaitAfter,846 async () => {847 progress.throwIfAborted() // Avoid action that has side-effects.848 await this._page._delegate.setInputFiles(retargeted, files)849 }850 )851 await this._page._doSlowMo()852 return 'done'853 }854 async focus(metadata) {855 const controller = new _progress.ProgressController(metadata, this)856 await controller.run(async (progress) => {857 const result = await this._focus(progress)858 await this._page._doSlowMo()859 return assertDone(throwRetargetableDOMError(result))860 }, 0)861 }862 async _focus(progress, resetSelectionIfNotFocused) {863 progress.throwIfAborted() // Avoid action that has side-effects.864 return await this.evaluateInUtility(865 ([injected, node, resetSelectionIfNotFocused]) =>866 injected.focusNode(node, resetSelectionIfNotFocused),867 resetSelectionIfNotFocused868 )869 }870 async type(metadata, text, options) {871 const controller = new _progress.ProgressController(metadata, this)872 return controller.run(async (progress) => {873 const result = await this._type(progress, text, options)874 return assertDone(throwRetargetableDOMError(result))875 }, this._page._timeoutSettings.timeout(options))876 }877 async _type(progress, text, options) {878 progress.log(`elementHandle.type("${text}")`)879 await progress.beforeInputAction(this)880 return this._page._frameManager.waitForSignalsCreatedBy(881 progress,882 options.noWaitAfter,883 async () => {884 const result = await this._focus(885 progress,886 true887 /* resetSelectionIfNotFocused */888 )889 if (result !== 'done') return result890 progress.throwIfAborted() // Avoid action that has side-effects.891 await this._page.keyboard.type(text, options)892 return 'done'893 },894 'input'895 )896 }897 async press(metadata, key, options) {898 const controller = new _progress.ProgressController(metadata, this)899 return controller.run(async (progress) => {900 const result = await this._press(progress, key, options)901 return assertDone(throwRetargetableDOMError(result))902 }, this._page._timeoutSettings.timeout(options))903 }904 async _press(progress, key, options) {905 progress.log(`elementHandle.press("${key}")`)906 await progress.beforeInputAction(this)907 return this._page._frameManager.waitForSignalsCreatedBy(908 progress,909 options.noWaitAfter,910 async () => {911 const result = await this._focus(912 progress,913 true914 /* resetSelectionIfNotFocused */915 )916 if (result !== 'done') return result917 progress.throwIfAborted() // Avoid action that has side-effects.918 await this._page.keyboard.press(key, options)919 return 'done'920 },921 'input'922 )923 }924 async check(metadata, options) {925 const controller = new _progress.ProgressController(metadata, this)926 return controller.run(async (progress) => {927 const result = await this._setChecked(progress, true, options)928 return assertDone(throwRetargetableDOMError(result))929 }, this._page._timeoutSettings.timeout(options))930 }931 async uncheck(metadata, options) {932 const controller = new _progress.ProgressController(metadata, this)933 return controller.run(async (progress) => {934 const result = await this._setChecked(progress, false, options)935 return assertDone(throwRetargetableDOMError(result))936 }, this._page._timeoutSettings.timeout(options))937 }938 async _setChecked(progress, state, options) {939 const isChecked = async () => {940 const result = await this.evaluateInUtility(941 ([injected, node]) => injected.elementState(node, 'checked'),942 {}943 )944 return throwRetargetableDOMError(result)945 }946 if ((await isChecked()) === state) return 'done'947 const result = await this._click(progress, options)948 if (result !== 'done') return result949 if (options.trial) return 'done'950 if ((await isChecked()) !== state)951 throw new Error('Clicking the checkbox did not change its state')952 return 'done'953 }954 async boundingBox() {955 return this._page._delegate.getBoundingBox(this)956 }957 async screenshot(metadata, options = {}) {958 const controller = new _progress.ProgressController(metadata, this)959 return controller.run(960 (progress) =>961 this._page._screenshotter.screenshotElement(progress, this, options),962 this._page._timeoutSettings.timeout(options)963 )964 }965 async querySelector(selector, options) {966 return this._page.selectors.query(967 this._context.frame,968 selector,969 options,970 this971 )972 }973 async querySelectorAll(selector) {974 return this._page.selectors._queryAll(975 this._context.frame,976 selector,977 this,978 true979 /* adoptToMain */980 )981 }982 async evalOnSelectorAndWaitForSignals(983 selector,984 strict,985 expression,986 isFunction,987 arg988 ) {989 const handle = await this._page.selectors.query(990 this._context.frame,991 selector,992 {993 strict994 },995 this996 )997 if (!handle)998 throw new Error(999 `Error: failed to find element matching selector "${selector}"`1000 )1001 const result = await handle.evaluateExpressionAndWaitForSignals(1002 expression,1003 isFunction,1004 true,1005 arg1006 )1007 handle.dispose()1008 return result1009 }1010 async evalOnSelectorAllAndWaitForSignals(1011 selector,1012 expression,1013 isFunction,1014 arg1015 ) {1016 const arrayHandle = await this._page.selectors._queryArray(1017 this._context.frame,1018 selector,1019 this1020 )1021 const result = await arrayHandle.evaluateExpressionAndWaitForSignals(1022 expression,1023 isFunction,1024 true,1025 arg1026 )1027 arrayHandle.dispose()1028 return result1029 }1030 async isVisible() {1031 const result = await this.evaluateInUtility(1032 ([injected, node]) => injected.elementState(node, 'visible'),1033 {}1034 )1035 if (result === 'error:notconnected') return false1036 return result1037 }1038 async isHidden() {1039 const result = await this.evaluateInUtility(1040 ([injected, node]) => injected.elementState(node, 'hidden'),1041 {}1042 )1043 return throwRetargetableDOMError(result)1044 }1045 async isEnabled() {1046 const result = await this.evaluateInUtility(1047 ([injected, node]) => injected.elementState(node, 'enabled'),1048 {}1049 )1050 return throwRetargetableDOMError(result)1051 }1052 async isDisabled() {1053 const result = await this.evaluateInUtility(1054 ([injected, node]) => injected.elementState(node, 'disabled'),1055 {}1056 )1057 return throwRetargetableDOMError(result)1058 }1059 async isEditable() {1060 const result = await this.evaluateInUtility(1061 ([injected, node]) => injected.elementState(node, 'editable'),1062 {}1063 )1064 return throwRetargetableDOMError(result)1065 }1066 async isChecked() {1067 const result = await this.evaluateInUtility(1068 ([injected, node]) => injected.elementState(node, 'checked'),1069 {}1070 )1071 return throwRetargetableDOMError(result)1072 }1073 async waitForElementState(metadata, state, options = {}) {1074 const controller = new _progress.ProgressController(metadata, this)1075 return controller.run(async (progress) => {1076 progress.log(` waiting for element to be ${state}`)1077 const result = await this.evaluatePoll(1078 progress,1079 ([injected, node, state]) => {1080 return injected.waitForElementStatesAndPerformAction(1081 node,1082 [state],1083 false,1084 () => 'done'1085 )1086 },1087 state1088 )1089 assertDone(throwRetargetableDOMError(result))1090 }, this._page._timeoutSettings.timeout(options))1091 }1092 async waitForSelector(metadata, selector, options = {}) {1093 const { state = 'visible' } = options1094 if (!['attached', 'detached', 'visible', 'hidden'].includes(state))1095 throw new Error(1096 `state: expected one of (attached|detached|visible|hidden)`1097 )1098 const info = this._page.parseSelector(selector, options)1099 const task = waitForSelectorTask(info, state, false, this)1100 const controller = new _progress.ProgressController(metadata, this)1101 return controller.run(async (progress) => {1102 progress.log(1103 `waiting for selector "${selector}"${1104 state === 'attached' ? '' : ' to be ' + state1105 }`1106 )1107 const context = await this._context.frame._context(info.world)1108 const injected = await context.injectedScript()1109 const pollHandler = new InjectedScriptPollHandler(1110 progress,1111 await task(injected)1112 )1113 const result = await pollHandler.finishHandle()1114 if (!result.asElement()) {1115 result.dispose()1116 return null1117 }1118 const handle = result.asElement()1119 return handle._adoptTo(await this._context.frame._mainContext())1120 }, this._page._timeoutSettings.timeout(options))1121 }1122 async _adoptTo(context) {1123 if (this._context !== context) {1124 const adopted = await this._page._delegate.adoptElementHandle(1125 this,1126 context1127 )1128 this.dispose()1129 return adopted1130 }1131 return this1132 }1133 async _waitForDisplayedAtStablePosition(progress, force, waitForEnabled) {1134 if (waitForEnabled)1135 progress.log(` waiting for element to be visible, enabled and stable`)1136 else progress.log(` waiting for element to be visible and stable`)1137 const result = await this.evaluatePoll(1138 progress,1139 ([injected, node, { waitForEnabled, force }]) => {1140 return injected.waitForElementStatesAndPerformAction(1141 node,1142 waitForEnabled1143 ? ['visible', 'stable', 'enabled']1144 : ['visible', 'stable'],1145 force,1146 () => 'done'1147 )1148 },1149 {1150 waitForEnabled,1151 force1152 }1153 )1154 if (result === 'error:notconnected') return result1155 if (waitForEnabled) progress.log(' element is visible, enabled and stable')1156 else progress.log(' element is visible and stable')1157 return result1158 }1159 async _checkHitTargetAt(point) {1160 const frame = await this.ownerFrame()1161 if (frame && frame.parentFrame()) {1162 const element = await frame.frameElement()1163 const box = await element.boundingBox()1164 if (!box) return 'error:notconnected' // Translate from viewport coordinates to frame coordinates.1165 point = {1166 x: point.x - box.x,1167 y: point.y - box.y1168 }1169 }1170 return this.evaluateInUtility(1171 ([injected, node, point]) => injected.checkHitTargetAt(node, point),1172 point1173 )1174 }1175} // Handles an InjectedScriptPoll running in injected script:1176// - streams logs into progress;1177// - cancels the poll when progress cancels.1178exports.ElementHandle = ElementHandle1179class InjectedScriptPollHandler {1180 constructor(progress, poll) {1181 this._progress = void 01182 this._poll = void 01183 this._progress = progress1184 this._poll = poll // Ensure we cancel the poll before progress aborts and returns:1185 // - no unnecessary work in the page;1186 // - no possible side effects after progress promsie rejects.1187 this._progress.cleanupWhenAborted(() => this.cancel())1188 this._streamLogs()1189 }1190 async _streamLogs() {1191 while (this._poll && this._progress.isRunning()) {1192 const log = await this._poll1193 .evaluate((poll) => poll.takeNextLogs())1194 .catch((e) => [])1195 if (!this._poll || !this._progress.isRunning()) return1196 for (const entry of log) this._progress.logEntry(entry)1197 }1198 }1199 async finishHandle() {1200 try {1201 const result = await this._poll.evaluateHandle((poll) => poll.run())1202 await this._finishInternal()1203 return result1204 } finally {1205 await this.cancel()1206 }1207 }1208 async finish() {1209 try {1210 const result = await this._poll.evaluate((poll) => poll.run())1211 await this._finishInternal()1212 return result1213 } finally {1214 await this.cancel()1215 }1216 }1217 async _finishInternal() {1218 if (!this._poll) return // Retrieve all the logs before continuing.1219 const log = await this._poll1220 .evaluate((poll) => poll.takeLastLogs())1221 .catch((e) => [])1222 for (const entry of log) this._progress.logEntry(entry)1223 }1224 async cancel() {1225 if (!this._poll) return1226 const copy = this._poll1227 this._poll = null1228 await copy.evaluate((p) => p.cancel()).catch((e) => {})1229 copy.dispose()1230 }1231}1232exports.InjectedScriptPollHandler = InjectedScriptPollHandler1233function throwRetargetableDOMError(result) {1234 if (result === 'error:notconnected')1235 throw new Error('Element is not attached to the DOM')1236 return result1237}1238function assertDone(result) {1239 // This function converts 'done' to void and ensures typescript catches unhandled errors.1240}1241function roundPoint(point) {1242 return {1243 x: ((point.x * 100) | 0) / 100,1244 y: ((point.y * 100) | 0) / 1001245 }1246}1247function compensateHalfIntegerRoundingError(point) {1248 // Firefox internally uses integer coordinates, so 8.5 is converted to 9 when clicking.1249 //1250 // This does not work nicely for small elements. For example, 1x1 square with corners1251 // (8;8) and (9;9) is targeted when clicking at (8;8) but not when clicking at (9;9).1252 // So, clicking at (8.5;8.5) will effectively click at (9;9) and miss the target.1253 //1254 // Therefore, we skew half-integer values from the interval (8.49, 8.51) towards1255 // (8.47, 8.49) that is rounded towards 8. This means clicking at (8.5;8.5) will1256 // be replaced with (8.48;8.48) and will effectively click at (8;8).1257 //1258 // Other browsers use float coordinates, so this change should not matter.1259 const remainderX = point.x - Math.floor(point.x)1260 if (remainderX > 0.49 && remainderX < 0.51) point.x -= 0.021261 const remainderY = point.y - Math.floor(point.y)...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 await page.screenshot({ path: `example.png` });6 await browser.close();7})();8const { chromium } = require('playwright');9(async () => {10 const browser = await chromium.launch();11 const page = await browser.newPage();12 await page._client.send('Emulation.setDeviceMetricsOverride', {13 });14 await page.screenshot({ path: `example.png` });15 await browser.close();16})();
Using AI Code Generation
1const {chromium} = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 await page.screenshot({ path: 'google.png' });6 await browser.close();7})();8const {chromium} = require('playwright');9(async () => {10 const browser = await chromium.launch();11 const page = await browser.newPage();12 await page.screenshot({ path: 'google.png' });13 await browser.close();14})();15at Object.error (/home/ajay/Downloads/playwright-test/node_modules/playwright/lib/utils/transport.js:185:15)16at Transport._dispatchMessage (/home/ajay/Downloads/playwright-test/node_modules/playwright/lib/utils/transport.js:122:25)17at WebSocketTransport._dispatchBuffer (/home/ajay/Downloads/playwright-test/node_modules/playwright/lib/utils/transport.js:407:17)18at WebSocketTransport._onWebSocketMessage (/home/ajay/Downloads/playwright-test/node_modules/playwright/lib/utils/transport.js:358:14)19at WebSocket.onMessage (/home/ajay/Downloads/playwright-test/node_modules/ws/lib/event-target.js:120:16)20at WebSocket.emit (events.js:315:20)21at Receiver.receiverOnMessage (/home/ajay/Downloads/playwright-test/node_modules/ws/lib/websocket.js:789:20)22at Receiver.emit (events.js:315:20)23at Receiver.dataMessage (/home/ajay/Downloads/playwright-test/node_modules/ws/lib/receiver.js:422:14)24at Receiver.getData (/home/ajay/Downloads/playwright-test/node_modules/ws/lib/receiver.js:352:17)
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 await context.addInitScript(() => {6 window.compensateHalfIntegerRoundingError = (x, y) => {7 return { x: Math.round(x), y: Math.round(y) };8 };9 });10 const page = await context.newPage();11 await page.screenshot({ path: 'example.png' });12 await browser.close();13})();14const puppeteer = require('puppeteer');15(async () => {16 const browser = await puppeteer.launch();17 const page = await browser.newPage();18 await page.screenshot({ path: 'example.png' });19 await browser.close();20})();
Using AI Code Generation
1const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');2const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');3const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');4const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');5const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');6const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');7const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');8const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');9const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');10const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');11const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');12const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');13const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');14const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');15const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');
Using AI Code Generation
1const playwright = require('playwright');2const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils');3(async () => {4 const browser = await playwright.chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.click('text=Images');8 const element = await page.$('text=Images');9 const boundingBox = await element.boundingBox();10 const {x, y, width, height} = compensateHalfIntegerRoundingError(boundingBox);11 await page.mouse.move(x + width / 2, y + height / 2);12 await page.mouse.down();13 await page.mouse.move(x + width / 2, y + height / 2 + 100);14 await page.mouse.up();15 await browser.close();16})();17[Playwright] Compensating for half-integer rounding error in bounding box: {"x":0,"y":0,"width":0.5,"height":0.5}18[Playwright] Compensating for half-integer rounding error in bounding box: {"x":0,"y":0,"width":0.5,"height":0.5}
Using AI Code Generation
1import {compensateHalfIntegerRoundingError} from 'playwright';2const {x, y} = compensateHalfIntegerRoundingError(50.5, 50.5);3console.log(x, y);4const {x, y} = compensateHalfIntegerRoundingError(50.4, 50.4);5console.log(x, y);6const {x, y} = compensateHalfIntegerRoundingError(50.1, 50.1);7console.log(x, y);8const {x, y} = compensateHalfIntegerRoundingError(50.6, 50.6);9console.log(x, y);10const {x, y} = compensateHalfIntegerRoundingError(50.9, 50.9);11console.log(x, y);12const {x, y} = compensateHalfIntegerRoundingError(0.5, 0.5);13console.log(x, y);14const {x, y} = compensateHalfIntegerRoundingError(0.4, 0.4);15console.log(x, y);16const {x, y} = compensateHalfIntegerRoundingError(0.1, 0.1);17console.log(x, y);18const {x, y} = compensateHalfIntegerRoundingError(0.6, 0.6);19console.log(x, y);20const {x, y} = compensateHalfIntegerRoundingError(0.9, 0.9);21console.log(x, y);22const {x, y} = compensateHalfIntegerRoundingError(-0.5, -0.5);23console.log(x, y);24const {x, y} = compensateHalfIntegerRoundingError(-0.4, -0.4);25console.log(x, y);
Using AI Code Generation
1const {chromium} = require('playwright-chromium');2const path = require('path');3const fs = require('fs');4const {compensateHalfIntegerRoundingError} = require('playwright-core/lib/server/supplements/recorder/recorderSupplement.js');5(async () => {6 const browser = await chromium.launch();7 const context = await browser.newContext();8 const page = await context.newPage();9 const element = await page.$('input[name="q"]');10 const boundingBox = await element.boundingBox();11 const {x, y} = compensateHalfIntegerRoundingError(boundingBox);12 await page.mouse.move(x, y);13 await page.mouse.down();14 await page.mouse.up();15 await browser.close();16})();
Using AI Code Generation
1const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');2const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');3const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');4const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');5const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');6const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');7const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');8const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');9const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');10const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');11const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');12const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');13const {compensateHalfIntegerRoundingError} = require('playwright/lib/utils/math');14const {compensateHalfIntegerRoundingError} = require('playwright
Using AI Code Generation
1const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');2const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');3const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');4const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');5const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');6const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');7const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');8const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');9const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');10const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');11const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal/utils');12const { compensateHalfIntegerRoundingError } = require('playwright/lib/internal
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.
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