How to use getIsHydrating method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactChildFiber.new.js

Source:ReactChildFiber.new.js Github

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...768 }769 if (newIdx === newChildren.length) {770 // We've reached the end of the new children. We can delete the rest.771 deleteRemainingChildren(returnFiber, oldFiber);772 if (getIsHydrating()) {773 const numberOfForks = newIdx;774 pushTreeFork(returnFiber, numberOfForks);775 }776 return resultingFirstChild;777 }778 if (oldFiber === null) {779 // If we don't have any more existing children we can choose a fast path780 // since the rest will all be insertions.781 for (; newIdx < newChildren.length; newIdx++) {782 const newFiber = createChild(returnFiber, newChildren[newIdx], lanes);783 if (newFiber === null) {784 continue;785 }786 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);787 if (previousNewFiber === null) {788 // TODO: Move out of the loop. This only happens for the first run.789 resultingFirstChild = newFiber;790 } else {791 previousNewFiber.sibling = newFiber;792 }793 previousNewFiber = newFiber;794 }795 if (getIsHydrating()) {796 const numberOfForks = newIdx;797 pushTreeFork(returnFiber, numberOfForks);798 }799 return resultingFirstChild;800 }801 // Add all children to a key map for quick lookups.802 const existingChildren = mapRemainingChildren(returnFiber, oldFiber);803 // Keep scanning and use the map to restore deleted items as moves.804 for (; newIdx < newChildren.length; newIdx++) {805 const newFiber = updateFromMap(806 existingChildren,807 returnFiber,808 newIdx,809 newChildren[newIdx],810 lanes,811 );812 if (newFiber !== null) {813 if (shouldTrackSideEffects) {814 if (newFiber.alternate !== null) {815 // The new fiber is a work in progress, but if there exists a816 // current, that means that we reused the fiber. We need to delete817 // it from the child list so that we don't add it to the deletion818 // list.819 existingChildren.delete(820 newFiber.key === null ? newIdx : newFiber.key,821 );822 }823 }824 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);825 if (previousNewFiber === null) {826 resultingFirstChild = newFiber;827 } else {828 previousNewFiber.sibling = newFiber;829 }830 previousNewFiber = newFiber;831 }832 }833 if (shouldTrackSideEffects) {834 // Any existing children that weren't consumed above were deleted. We need835 // to add them to the deletion list.836 existingChildren.forEach(child => deleteChild(returnFiber, child));837 }838 if (getIsHydrating()) {839 const numberOfForks = newIdx;840 pushTreeFork(returnFiber, numberOfForks);841 }842 return resultingFirstChild;843 }844 function reconcileChildrenIterator(845 returnFiber: Fiber,846 currentFirstChild: Fiber | null,847 newChildrenIterable: Iterable<*>,848 lanes: Lanes,849 ): Fiber | null {850 // This is the same implementation as reconcileChildrenArray(),851 // but using the iterator instead.852 const iteratorFn = getIteratorFn(newChildrenIterable);853 if (typeof iteratorFn !== 'function') {854 throw new Error(855 'An object is not an iterable. This error is likely caused by a bug in ' +856 'React. Please file an issue.',857 );858 }859 if (__DEV__) {860 // We don't support rendering Generators because it's a mutation.861 // See https://github.com/facebook/react/issues/12995862 if (863 typeof Symbol === 'function' &&864 // $FlowFixMe Flow doesn't know about toStringTag865 newChildrenIterable[Symbol.toStringTag] === 'Generator'866 ) {867 if (!didWarnAboutGenerators) {868 console.error(869 'Using Generators as children is unsupported and will likely yield ' +870 'unexpected results because enumerating a generator mutates it. ' +871 'You may convert it to an array with `Array.from()` or the ' +872 '`[...spread]` operator before rendering. Keep in mind ' +873 'you might need to polyfill these features for older browsers.',874 );875 }876 didWarnAboutGenerators = true;877 }878 // Warn about using Maps as children879 if ((newChildrenIterable: any).entries === iteratorFn) {880 if (!didWarnAboutMaps) {881 console.error(882 'Using Maps as children is not supported. ' +883 'Use an array of keyed ReactElements instead.',884 );885 }886 didWarnAboutMaps = true;887 }888 // First, validate keys.889 // We'll get a different iterator later for the main pass.890 const newChildren = iteratorFn.call(newChildrenIterable);891 if (newChildren) {892 let knownKeys = null;893 let step = newChildren.next();894 for (; !step.done; step = newChildren.next()) {895 const child = step.value;896 knownKeys = warnOnInvalidKey(child, knownKeys, returnFiber);897 }898 }899 }900 const newChildren = iteratorFn.call(newChildrenIterable);901 if (newChildren == null) {902 throw new Error('An iterable object provided no iterator.');903 }904 let resultingFirstChild: Fiber | null = null;905 let previousNewFiber: Fiber | null = null;906 let oldFiber = currentFirstChild;907 let lastPlacedIndex = 0;908 let newIdx = 0;909 let nextOldFiber = null;910 let step = newChildren.next();911 for (912 ;913 oldFiber !== null && !step.done;914 newIdx++, step = newChildren.next()915 ) {916 if (oldFiber.index > newIdx) {917 nextOldFiber = oldFiber;918 oldFiber = null;919 } else {920 nextOldFiber = oldFiber.sibling;921 }922 const newFiber = updateSlot(returnFiber, oldFiber, step.value, lanes);923 if (newFiber === null) {924 // TODO: This breaks on empty slots like null children. That's925 // unfortunate because it triggers the slow path all the time. We need926 // a better way to communicate whether this was a miss or null,927 // boolean, undefined, etc.928 if (oldFiber === null) {929 oldFiber = nextOldFiber;930 }931 break;932 }933 if (shouldTrackSideEffects) {934 if (oldFiber && newFiber.alternate === null) {935 // We matched the slot, but we didn't reuse the existing fiber, so we936 // need to delete the existing child.937 deleteChild(returnFiber, oldFiber);938 }939 }940 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);941 if (previousNewFiber === null) {942 // TODO: Move out of the loop. This only happens for the first run.943 resultingFirstChild = newFiber;944 } else {945 // TODO: Defer siblings if we're not at the right index for this slot.946 // I.e. if we had null values before, then we want to defer this947 // for each null value. However, we also don't want to call updateSlot948 // with the previous one.949 previousNewFiber.sibling = newFiber;950 }951 previousNewFiber = newFiber;952 oldFiber = nextOldFiber;953 }954 if (step.done) {955 // We've reached the end of the new children. We can delete the rest.956 deleteRemainingChildren(returnFiber, oldFiber);957 if (getIsHydrating()) {958 const numberOfForks = newIdx;959 pushTreeFork(returnFiber, numberOfForks);960 }961 return resultingFirstChild;962 }963 if (oldFiber === null) {964 // If we don't have any more existing children we can choose a fast path965 // since the rest will all be insertions.966 for (; !step.done; newIdx++, step = newChildren.next()) {967 const newFiber = createChild(returnFiber, step.value, lanes);968 if (newFiber === null) {969 continue;970 }971 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);972 if (previousNewFiber === null) {973 // TODO: Move out of the loop. This only happens for the first run.974 resultingFirstChild = newFiber;975 } else {976 previousNewFiber.sibling = newFiber;977 }978 previousNewFiber = newFiber;979 }980 if (getIsHydrating()) {981 const numberOfForks = newIdx;982 pushTreeFork(returnFiber, numberOfForks);983 }984 return resultingFirstChild;985 }986 // Add all children to a key map for quick lookups.987 const existingChildren = mapRemainingChildren(returnFiber, oldFiber);988 // Keep scanning and use the map to restore deleted items as moves.989 for (; !step.done; newIdx++, step = newChildren.next()) {990 const newFiber = updateFromMap(991 existingChildren,992 returnFiber,993 newIdx,994 step.value,995 lanes,996 );997 if (newFiber !== null) {998 if (shouldTrackSideEffects) {999 if (newFiber.alternate !== null) {1000 // The new fiber is a work in progress, but if there exists a1001 // current, that means that we reused the fiber. We need to delete1002 // it from the child list so that we don't add it to the deletion1003 // list.1004 existingChildren.delete(1005 newFiber.key === null ? newIdx : newFiber.key,1006 );1007 }1008 }1009 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);1010 if (previousNewFiber === null) {1011 resultingFirstChild = newFiber;1012 } else {1013 previousNewFiber.sibling = newFiber;1014 }1015 previousNewFiber = newFiber;1016 }1017 }1018 if (shouldTrackSideEffects) {1019 // Any existing children that weren't consumed above were deleted. We need1020 // to add them to the deletion list.1021 existingChildren.forEach(child => deleteChild(returnFiber, child));1022 }1023 if (getIsHydrating()) {1024 const numberOfForks = newIdx;1025 pushTreeFork(returnFiber, numberOfForks);1026 }1027 return resultingFirstChild;1028 }1029 function reconcileSingleTextNode(1030 returnFiber: Fiber,1031 currentFirstChild: Fiber | null,1032 textContent: string,1033 lanes: Lanes,1034 ): Fiber {1035 // There's no need to check for keys on text nodes since we don't have a1036 // way to define them.1037 if (currentFirstChild !== null && currentFirstChild.tag === HostText) {...

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ReactChildFiber.old.js

Source:ReactChildFiber.old.js Github

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...759 }760 if (newIdx === newChildren.length) {761 // We've reached the end of the new children. We can delete the rest.762 deleteRemainingChildren(returnFiber, oldFiber);763 if (getIsHydrating()) {764 const numberOfForks = newIdx;765 pushTreeFork(returnFiber, numberOfForks);766 }767 return resultingFirstChild;768 }769 if (oldFiber === null) {770 // If we don't have any more existing children we can choose a fast path771 // since the rest will all be insertions.772 for (; newIdx < newChildren.length; newIdx++) {773 const newFiber = createChild(returnFiber, newChildren[newIdx], lanes);774 if (newFiber === null) {775 continue;776 }777 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);778 if (previousNewFiber === null) {779 // TODO: Move out of the loop. This only happens for the first run.780 resultingFirstChild = newFiber;781 } else {782 previousNewFiber.sibling = newFiber;783 }784 previousNewFiber = newFiber;785 }786 if (getIsHydrating()) {787 const numberOfForks = newIdx;788 pushTreeFork(returnFiber, numberOfForks);789 }790 return resultingFirstChild;791 }792 // Add all children to a key map for quick lookups.793 const existingChildren = mapRemainingChildren(returnFiber, oldFiber);794 // Keep scanning and use the map to restore deleted items as moves.795 for (; newIdx < newChildren.length; newIdx++) {796 const newFiber = updateFromMap(797 existingChildren,798 returnFiber,799 newIdx,800 newChildren[newIdx],801 lanes,802 );803 if (newFiber !== null) {804 if (shouldTrackSideEffects) {805 if (newFiber.alternate !== null) {806 // The new fiber is a work in progress, but if there exists a807 // current, that means that we reused the fiber. We need to delete808 // it from the child list so that we don't add it to the deletion809 // list.810 existingChildren.delete(811 newFiber.key === null ? newIdx : newFiber.key,812 );813 }814 }815 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);816 if (previousNewFiber === null) {817 resultingFirstChild = newFiber;818 } else {819 previousNewFiber.sibling = newFiber;820 }821 previousNewFiber = newFiber;822 }823 }824 if (shouldTrackSideEffects) {825 // Any existing children that weren't consumed above were deleted. We need826 // to add them to the deletion list.827 existingChildren.forEach(child => deleteChild(returnFiber, child));828 }829 if (getIsHydrating()) {830 const numberOfForks = newIdx;831 pushTreeFork(returnFiber, numberOfForks);832 }833 return resultingFirstChild;834 }835 function reconcileChildrenIterator(836 returnFiber: Fiber,837 currentFirstChild: Fiber | null,838 newChildrenIterable: Iterable<*>,839 lanes: Lanes,840 ): Fiber | null {841 // This is the same implementation as reconcileChildrenArray(),842 // but using the iterator instead.843 const iteratorFn = getIteratorFn(newChildrenIterable);844 if (typeof iteratorFn !== 'function') {845 throw new Error(846 'An object is not an iterable. This error is likely caused by a bug in ' +847 'React. Please file an issue.',848 );849 }850 if (__DEV__) {851 // We don't support rendering Generators because it's a mutation.852 // See https://github.com/facebook/react/issues/12995853 if (854 typeof Symbol === 'function' &&855 // $FlowFixMe Flow doesn't know about toStringTag856 newChildrenIterable[Symbol.toStringTag] === 'Generator'857 ) {858 if (!didWarnAboutGenerators) {859 console.error(860 'Using Generators as children is unsupported and will likely yield ' +861 'unexpected results because enumerating a generator mutates it. ' +862 'You may convert it to an array with `Array.from()` or the ' +863 '`[...spread]` operator before rendering. Keep in mind ' +864 'you might need to polyfill these features for older browsers.',865 );866 }867 didWarnAboutGenerators = true;868 }869 // Warn about using Maps as children870 if ((newChildrenIterable: any).entries === iteratorFn) {871 if (!didWarnAboutMaps) {872 console.error(873 'Using Maps as children is not supported. ' +874 'Use an array of keyed ReactElements instead.',875 );876 }877 didWarnAboutMaps = true;878 }879 // First, validate keys.880 // We'll get a different iterator later for the main pass.881 const newChildren = iteratorFn.call(newChildrenIterable);882 if (newChildren) {883 let knownKeys = null;884 let step = newChildren.next();885 for (; !step.done; step = newChildren.next()) {886 const child = step.value;887 knownKeys = warnOnInvalidKey(child, knownKeys, returnFiber);888 }889 }890 }891 const newChildren = iteratorFn.call(newChildrenIterable);892 if (newChildren == null) {893 throw new Error('An iterable object provided no iterator.');894 }895 let resultingFirstChild: Fiber | null = null;896 let previousNewFiber: Fiber | null = null;897 let oldFiber = currentFirstChild;898 let lastPlacedIndex = 0;899 let newIdx = 0;900 let nextOldFiber = null;901 let step = newChildren.next();902 for (903 ;904 oldFiber !== null && !step.done;905 newIdx++, step = newChildren.next()906 ) {907 if (oldFiber.index > newIdx) {908 nextOldFiber = oldFiber;909 oldFiber = null;910 } else {911 nextOldFiber = oldFiber.sibling;912 }913 const newFiber = updateSlot(returnFiber, oldFiber, step.value, lanes);914 if (newFiber === null) {915 // TODO: This breaks on empty slots like null children. That's916 // unfortunate because it triggers the slow path all the time. We need917 // a better way to communicate whether this was a miss or null,918 // boolean, undefined, etc.919 if (oldFiber === null) {920 oldFiber = nextOldFiber;921 }922 break;923 }924 if (shouldTrackSideEffects) {925 if (oldFiber && newFiber.alternate === null) {926 // We matched the slot, but we didn't reuse the existing fiber, so we927 // need to delete the existing child.928 deleteChild(returnFiber, oldFiber);929 }930 }931 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);932 if (previousNewFiber === null) {933 // TODO: Move out of the loop. This only happens for the first run.934 resultingFirstChild = newFiber;935 } else {936 // TODO: Defer siblings if we're not at the right index for this slot.937 // I.e. if we had null values before, then we want to defer this938 // for each null value. However, we also don't want to call updateSlot939 // with the previous one.940 previousNewFiber.sibling = newFiber;941 }942 previousNewFiber = newFiber;943 oldFiber = nextOldFiber;944 }945 if (step.done) {946 // We've reached the end of the new children. We can delete the rest.947 deleteRemainingChildren(returnFiber, oldFiber);948 if (getIsHydrating()) {949 const numberOfForks = newIdx;950 pushTreeFork(returnFiber, numberOfForks);951 }952 return resultingFirstChild;953 }954 if (oldFiber === null) {955 // If we don't have any more existing children we can choose a fast path956 // since the rest will all be insertions.957 for (; !step.done; newIdx++, step = newChildren.next()) {958 const newFiber = createChild(returnFiber, step.value, lanes);959 if (newFiber === null) {960 continue;961 }962 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);963 if (previousNewFiber === null) {964 // TODO: Move out of the loop. This only happens for the first run.965 resultingFirstChild = newFiber;966 } else {967 previousNewFiber.sibling = newFiber;968 }969 previousNewFiber = newFiber;970 }971 if (getIsHydrating()) {972 const numberOfForks = newIdx;973 pushTreeFork(returnFiber, numberOfForks);974 }975 return resultingFirstChild;976 }977 // Add all children to a key map for quick lookups.978 const existingChildren = mapRemainingChildren(returnFiber, oldFiber);979 // Keep scanning and use the map to restore deleted items as moves.980 for (; !step.done; newIdx++, step = newChildren.next()) {981 const newFiber = updateFromMap(982 existingChildren,983 returnFiber,984 newIdx,985 step.value,986 lanes,987 );988 if (newFiber !== null) {989 if (shouldTrackSideEffects) {990 if (newFiber.alternate !== null) {991 // The new fiber is a work in progress, but if there exists a992 // current, that means that we reused the fiber. We need to delete993 // it from the child list so that we don't add it to the deletion994 // list.995 existingChildren.delete(996 newFiber.key === null ? newIdx : newFiber.key,997 );998 }999 }1000 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);1001 if (previousNewFiber === null) {1002 resultingFirstChild = newFiber;1003 } else {1004 previousNewFiber.sibling = newFiber;1005 }1006 previousNewFiber = newFiber;1007 }1008 }1009 if (shouldTrackSideEffects) {1010 // Any existing children that weren't consumed above were deleted. We need1011 // to add them to the deletion list.1012 existingChildren.forEach(child => deleteChild(returnFiber, child));1013 }1014 if (getIsHydrating()) {1015 const numberOfForks = newIdx;1016 pushTreeFork(returnFiber, numberOfForks);1017 }1018 return resultingFirstChild;1019 }1020 function reconcileSingleTextNode(1021 returnFiber: Fiber,1022 currentFirstChild: Fiber | null,1023 textContent: string,1024 lanes: Lanes,1025 ): Fiber {1026 // There's no need to check for keys on text nodes since we don't have a1027 // way to define them.1028 if (currentFirstChild !== null && currentFirstChild.tag === HostText) {...

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ReactFiberHydrationContext.js

Source:ReactFiberHydrationContext.js Github

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...454 hydrationParentFiber = null;455 nextHydratableInstance = null;456 isHydrating = false;457}458function getIsHydrating(): boolean {459 return isHydrating;460}461export {462 warnIfHydrating,463 enterHydrationState,464 reenterHydrationStateFromDehydratedSuspenseInstance,465 resetHydrationState,466 tryToClaimNextHydratableInstance,467 prepareToHydrateHostInstance,468 prepareToHydrateHostTextInstance,469 prepareToHydrateHostSuspenseInstance,470 popHydrationState,471 getIsHydrating,472};

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ReactDOMFB.js

Source:ReactDOMFB.js Github

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1/**2 * Copyright (c) Facebook, Inc. and its affiliates.3 *4 * This source code is licensed under the MIT license found in the5 * LICENSE file in the root directory of this source tree.6 *7 * @flow8 */9import {findCurrentFiberUsingSlowPath} from 'react-reconciler/reflection';10import {getIsHydrating} from 'react-reconciler/src/ReactFiberHydrationContext';11import {get as getInstance} from 'shared/ReactInstanceMap';12import {addUserTimingListener} from 'shared/ReactFeatureFlags';13import ReactDOM from './ReactDOM';14import {isEnabled} from '../events/ReactBrowserEventEmitter';15import {getClosestInstanceFromNode} from './ReactDOMComponentTree';16Object.assign(17 (ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED: any),18 {19 // These are real internal dependencies that are trickier to remove:20 ReactBrowserEventEmitter: {21 isEnabled,22 },23 ReactFiberTreeReflection: {24 findCurrentFiberUsingSlowPath,25 },26 ReactDOMComponentTree: {27 getClosestInstanceFromNode,28 },29 ReactInstanceMap: {30 get: getInstance,31 },32 // Perf experiment33 addUserTimingListener,34 getIsHydrating,35 },36);...

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Using AI Code Generation

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1const { getIsHydrating } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 const isHydrating = getIsHydrating(page);7 console.log(isHydrating);8 await browser.close();9})();10const { getIsHydrating } = require('playwright');11(async () => {12 const browser = await chromium.launch();13 const context = await browser.newContext();14 const page = await context.newPage();15 await page.waitForLoadState('load');16 const isHydrating = getIsHydrating(page);17 console.log(isHydrating);18 await browser.close();19})();

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Using AI Code Generation

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1const { getIsHydrating } = require('playwright/lib/server/chromium/crPage');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 console.log(await getIsHydrating(page));7 await browser.close();8})();

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Using AI Code Generation

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1const { getIsHydrating } = require('playwright/lib/server/chromium/crPage');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 console.log(await getIsHydrating(page));7 await browser.close();8})();

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Using AI Code Generation

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1const { getIsHydrating } = require('@playwright/test/lib/server/frames');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const frame = page.mainFrame();8 console.log(getIsHydrating(frame));9 await browser.close();10})();

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Using AI Code Generation

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1const { getIsHydrating } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const isHydrating = getIsHydrating(page);8 console.log(isHydrating);9 await browser.close();10})();11const { getIsHydrating } = require('playwright/lib/server/dom.js');12const { chromium } = require('playwright');13(async () => {14 const browser = await chromium.launch();15 const context = await browser.newContext();16 const page = await context.newPage();17 while (getIsHydrating(page)) {18 await page.waitForTimeout(100);19 }20 console.log('Page is loaded');21 await browser.close();22})();23const { getIsHydrating } = require('playwright/lib/server/dom.js');24const { chromium } = require('playwright');25(async () => {26 const browser = await chromium.launch();27 const context = await browser.newContext();28 const page = await context.newPage();29 await page.waitForFunction(() => {30 return !getIsHydrating();31 });32 console.log('Page is loaded');33 await browser.close();34})();35const { getIsHydrating } = require('playwright/lib/server/dom.js');36const { chromium } = require('playwright');37(async () => {38 const browser = await chromium.launch();39 const context = await browser.newContext();

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Using AI Code Generation

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1const { getIsHydrating } = require('playwright/lib/server/frames');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const frame = page.mainFrame();8 console.log(getIsHydrating(frame));9 await browser.close();10})();11A real-world use case of getIsHydrating() method12const { chromium } = require('playwright');13const assert = require('assert');14(async () => {15 const browser = await chromium.launch();16 const context = await browser.newContext();17 const page = await context.newPage();18 const frame = page.mainFrame();19 const button = await frame.$('button');20 button.click();21 const isHydrating = getIsHydrating(frame);22 assert.strictEqual(isHydrating, true);23 await browser.close();24})();25Output: successplaywright');26const isHydrating = getIsHydrating();27console.log(isHydrating);

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Using AI Code Generation

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1const { getIsHydrating } = require('@playwright/test/lib/internal/hydrate');2console.log(getIsHydrating());3const { setHydrating } = require('@playwright/test/lib/internal/hydrate');4test('tet', async ({ page }) => {5 setHydrating(true);6 expet(await getIsHydrating()).tBe(true);7 setHydrating(false);8 expect(await getIsHydratig()).toBe(false);9});

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Using AI Code Generation

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1const { getIsHydrating } = require('@playwright/test/lib/internal/hydrate');2console.log(getIsHydrating());3const { setHydrating } = require('@playwright/test/lib/internal/hydrate');4test('test', async ({ page }) => {5 setHydrating(true);6 expect(await getIsHydrating()).toBe(true);7 setHydrating(false);8 expect(await getIsHydrating()).toBe(false);9});

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Using AI Code Generation

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1const { getIsHydrating } = require('@playwright/test/lib/server/frames');2const { test } = require('@playwright/test');3test.describe('Test', () => {4 test('test', async ({ page }) => {5 await page.waitForSelector('input[title="Search"]');6 console.log(await getIsHydrating(page.mainFrame()));7 });8});9 at Object.<anonymous> (test.js:9:15)10 at processTicksAndRejections (internal/process/task_queues.js:93:5)11 ✔ Test › test (1s)12 1 passed (2s)

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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.

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  1. 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.
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  4. 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.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. 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.
  7. 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.
  8. 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.
  9. 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.
  10. 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.
  11. 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.
  12. 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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