Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use unstable_createPortal method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactDOMFiber-test.js

Source:ReactDOMFiber-test.js

...146    var expectSVG = {ref: el => svgEls.push(el)};147    var expectHTML = {ref: el => htmlEls.push(el)};148    var expectMath = {ref: el => mathEls.push(el)};149    var usePortal = function(tree) {150      return ReactDOM.unstable_createPortal(151        tree,152        document.createElement('div'),153      );154    };155    var assertNamespacesMatch = function(tree) {156      container = document.createElement('div');157      svgEls = [];158      htmlEls = [];159      mathEls = [];160      ReactDOM.render(tree, container);161      svgEls.forEach(el => {162        expect(el.namespaceURI).toBe('http://www.w3.org/2000/svg');163      });164      htmlEls.forEach(el => {165        expect(el.namespaceURI).toBe('http://www.w3.org/1999/xhtml');166      });167      mathEls.forEach(el => {168        expect(el.namespaceURI).toBe('http://www.w3.org/1998/Math/MathML');169      });170      ReactDOM.unmountComponentAtNode(container);171      expect(container.innerHTML).toBe('');172    };173    it('should render one portal', () => {174      var portalContainer = document.createElement('div');175      ReactDOM.render(176        <div>177          {ReactDOM.unstable_createPortal(<div>portal</div>, portalContainer)}178        </div>,179        container,180      );181      expect(portalContainer.innerHTML).toBe('<div>portal</div>');182      expect(container.innerHTML).toBe('<div></div>');183      ReactDOM.unmountComponentAtNode(container);184      expect(portalContainer.innerHTML).toBe('');185      expect(container.innerHTML).toBe('');186    });187    it('should render many portals', () => {188      var portalContainer1 = document.createElement('div');189      var portalContainer2 = document.createElement('div');190      var ops = [];191      class Child extends React.Component {192        componentDidMount() {193          ops.push(`${this.props.name} componentDidMount`);194        }195        componentDidUpdate() {196          ops.push(`${this.props.name} componentDidUpdate`);197        }198        componentWillUnmount() {199          ops.push(`${this.props.name} componentWillUnmount`);200        }201        render() {202          return <div>{this.props.name}</div>;203        }204      }205      class Parent extends React.Component {206        componentDidMount() {207          ops.push(`Parent:${this.props.step} componentDidMount`);208        }209        componentDidUpdate() {210          ops.push(`Parent:${this.props.step} componentDidUpdate`);211        }212        componentWillUnmount() {213          ops.push(`Parent:${this.props.step} componentWillUnmount`);214        }215        render() {216          const {step} = this.props;217          return [218            <Child key="a" name={`normal[0]:${step}`} />,219            ReactDOM.unstable_createPortal(220              <Child key="b" name={`portal1[0]:${step}`} />,221              portalContainer1,222            ),223            <Child key="c" name={`normal[1]:${step}`} />,224            ReactDOM.unstable_createPortal(225              [226                <Child key="d" name={`portal2[0]:${step}`} />,227                <Child key="e" name={`portal2[1]:${step}`} />,228              ],229              portalContainer2,230            ),231          ];232        }233      }234      ReactDOM.render(<Parent step="a" />, container);235      expect(portalContainer1.innerHTML).toBe('<div>portal1[0]:a</div>');236      expect(portalContainer2.innerHTML).toBe(237        '<div>portal2[0]:a</div><div>portal2[1]:a</div>',238      );239      expect(container.innerHTML).toBe(240        '<div>normal[0]:a</div><div>normal[1]:a</div>',241      );242      expect(ops).toEqual([243        'normal[0]:a componentDidMount',244        'portal1[0]:a componentDidMount',245        'normal[1]:a componentDidMount',246        'portal2[0]:a componentDidMount',247        'portal2[1]:a componentDidMount',248        'Parent:a componentDidMount',249      ]);250      ops.length = 0;251      ReactDOM.render(<Parent step="b" />, container);252      expect(portalContainer1.innerHTML).toBe('<div>portal1[0]:b</div>');253      expect(portalContainer2.innerHTML).toBe(254        '<div>portal2[0]:b</div><div>portal2[1]:b</div>',255      );256      expect(container.innerHTML).toBe(257        '<div>normal[0]:b</div><div>normal[1]:b</div>',258      );259      expect(ops).toEqual([260        'normal[0]:b componentDidUpdate',261        'portal1[0]:b componentDidUpdate',262        'normal[1]:b componentDidUpdate',263        'portal2[0]:b componentDidUpdate',264        'portal2[1]:b componentDidUpdate',265        'Parent:b componentDidUpdate',266      ]);267      ops.length = 0;268      ReactDOM.unmountComponentAtNode(container);269      expect(portalContainer1.innerHTML).toBe('');270      expect(portalContainer2.innerHTML).toBe('');271      expect(container.innerHTML).toBe('');272      expect(ops).toEqual([273        'Parent:b componentWillUnmount',274        'normal[0]:b componentWillUnmount',275        'portal1[0]:b componentWillUnmount',276        'normal[1]:b componentWillUnmount',277        'portal2[0]:b componentWillUnmount',278        'portal2[1]:b componentWillUnmount',279      ]);280    });281    it('should render nested portals', () => {282      var portalContainer1 = document.createElement('div');283      var portalContainer2 = document.createElement('div');284      var portalContainer3 = document.createElement('div');285      ReactDOM.render(286        [287          <div key="a">normal[0]</div>,288          ReactDOM.unstable_createPortal(289            [290              <div key="b">portal1[0]</div>,291              ReactDOM.unstable_createPortal(292                <div key="c">portal2[0]</div>,293                portalContainer2,294              ),295              ReactDOM.unstable_createPortal(296                <div key="d">portal3[0]</div>,297                portalContainer3,298              ),299              <div key="e">portal1[1]</div>,300            ],301            portalContainer1,302          ),303          <div key="f">normal[1]</div>,304        ],305        container,306      );307      expect(portalContainer1.innerHTML).toBe(308        '<div>portal1[0]</div><div>portal1[1]</div>',309      );310      expect(portalContainer2.innerHTML).toBe('<div>portal2[0]</div>');311      expect(portalContainer3.innerHTML).toBe('<div>portal3[0]</div>');312      expect(container.innerHTML).toBe(313        '<div>normal[0]</div><div>normal[1]</div>',314      );315      ReactDOM.unmountComponentAtNode(container);316      expect(portalContainer1.innerHTML).toBe('');317      expect(portalContainer2.innerHTML).toBe('');318      expect(portalContainer3.innerHTML).toBe('');319      expect(container.innerHTML).toBe('');320    });321    it('should reconcile portal children', () => {322      var portalContainer = document.createElement('div');323      ReactDOM.render(324        <div>325          {ReactDOM.unstable_createPortal(<div>portal:1</div>, portalContainer)}326        </div>,327        container,328      );329      expect(portalContainer.innerHTML).toBe('<div>portal:1</div>');330      expect(container.innerHTML).toBe('<div></div>');331      ReactDOM.render(332        <div>333          {ReactDOM.unstable_createPortal(<div>portal:2</div>, portalContainer)}334        </div>,335        container,336      );337      expect(portalContainer.innerHTML).toBe('<div>portal:2</div>');338      expect(container.innerHTML).toBe('<div></div>');339      ReactDOM.render(340        <div>341          {ReactDOM.unstable_createPortal(<p>portal:3</p>, portalContainer)}342        </div>,343        container,344      );345      expect(portalContainer.innerHTML).toBe('<p>portal:3</p>');346      expect(container.innerHTML).toBe('<div></div>');347      ReactDOM.render(348        <div>349          {ReactDOM.unstable_createPortal(['Hi', 'Bye'], portalContainer)}350        </div>,351        container,352      );353      expect(portalContainer.innerHTML).toBe('HiBye');354      expect(container.innerHTML).toBe('<div></div>');355      ReactDOM.render(356        <div>357          {ReactDOM.unstable_createPortal(['Bye', 'Hi'], portalContainer)}358        </div>,359        container,360      );361      expect(portalContainer.innerHTML).toBe('ByeHi');362      expect(container.innerHTML).toBe('<div></div>');363      ReactDOM.render(364        <div>365          {ReactDOM.unstable_createPortal(null, portalContainer)}366        </div>,367        container,368      );369      expect(portalContainer.innerHTML).toBe('');370      expect(container.innerHTML).toBe('<div></div>');371    });372    it('should keep track of namespace across portals (simple)', () => {373      assertNamespacesMatch(374        <svg {...expectSVG}>375          <image {...expectSVG} />376          {usePortal(<div {...expectHTML} />)}377          <image {...expectSVG} />378        </svg>,379      );380      assertNamespacesMatch(381        <math {...expectMath}>382          <mi {...expectMath} />383          {usePortal(<div {...expectHTML} />)}384          <mi {...expectMath} />385        </math>,386      );387      assertNamespacesMatch(388        <div {...expectHTML}>389          <p {...expectHTML} />390          {usePortal(391            <svg {...expectSVG}>392              <image {...expectSVG} />393            </svg>,394          )}395          <p {...expectHTML} />396        </div>,397      );398    });399    it('should keep track of namespace across portals (medium)', () => {400      assertNamespacesMatch(401        <svg {...expectSVG}>402          <image {...expectSVG} />403          {usePortal(<div {...expectHTML} />)}404          <image {...expectSVG} />405          {usePortal(<div {...expectHTML} />)}406          <image {...expectSVG} />407        </svg>,408      );409      assertNamespacesMatch(410        <div {...expectHTML}>411          <math {...expectMath}>412            <mi {...expectMath} />413            {usePortal(414              <svg {...expectSVG}>415                <image {...expectSVG} />416              </svg>,417            )}418          </math>419          <p {...expectHTML} />420        </div>,421      );422      assertNamespacesMatch(423        <math {...expectMath}>424          <mi {...expectMath} />425          {usePortal(426            <svg {...expectSVG}>427              <image {...expectSVG} />428              <foreignObject {...expectSVG}>429                <p {...expectHTML} />430                <math {...expectMath}>431                  <mi {...expectMath} />432                </math>433                <p {...expectHTML} />434              </foreignObject>435              <image {...expectSVG} />436            </svg>,437          )}438          <mi {...expectMath} />439        </math>,440      );441      assertNamespacesMatch(442        <div {...expectHTML}>443          {usePortal(444            <svg {...expectSVG}>445              {usePortal(<div {...expectHTML} />)}446              <image {...expectSVG} />447            </svg>,448          )}449          <p {...expectHTML} />450        </div>,451      );452      assertNamespacesMatch(453        <svg {...expectSVG}>454          <svg {...expectSVG}>455            {usePortal(<div {...expectHTML} />)}456            <image {...expectSVG} />457          </svg>458          <image {...expectSVG} />459        </svg>,460      );461    });462    it('should keep track of namespace across portals (complex)', () => {463      assertNamespacesMatch(464        <div {...expectHTML}>465          {usePortal(466            <svg {...expectSVG}>467              <image {...expectSVG} />468            </svg>,469          )}470          <p {...expectHTML} />471          <svg {...expectSVG}>472            <image {...expectSVG} />473          </svg>474          <svg {...expectSVG}>475            <svg {...expectSVG}>476              <image {...expectSVG} />477            </svg>478            <image {...expectSVG} />479          </svg>480          <p {...expectHTML} />481        </div>,482      );483      assertNamespacesMatch(484        <div {...expectHTML}>485          <svg {...expectSVG}>486            <svg {...expectSVG}>487              <image {...expectSVG} />488              {usePortal(489                <svg {...expectSVG}>490                  <image {...expectSVG} />491                  <svg {...expectSVG}>492                    <image {...expectSVG} />493                  </svg>494                  <image {...expectSVG} />495                </svg>,496              )}497              <image {...expectSVG} />498              <foreignObject {...expectSVG}>499                <p {...expectHTML} />500                {usePortal(<p {...expectHTML} />)}501                <p {...expectHTML} />502              </foreignObject>503            </svg>504            <image {...expectSVG} />505          </svg>506          <p {...expectHTML} />507        </div>,508      );509      assertNamespacesMatch(510        <div {...expectHTML}>511          <svg {...expectSVG}>512            <foreignObject {...expectSVG}>513              <p {...expectHTML} />514              {usePortal(515                <svg {...expectSVG}>516                  <image {...expectSVG} />517                  <svg {...expectSVG}>518                    <image {...expectSVG} />519                    <foreignObject {...expectSVG}>520                      <p {...expectHTML} />521                    </foreignObject>522                    {usePortal(<p {...expectHTML} />)}523                  </svg>524                  <image {...expectSVG} />525                </svg>,526              )}527              <p {...expectHTML} />528            </foreignObject>529            <image {...expectSVG} />530          </svg>531          <p {...expectHTML} />532        </div>,533      );534    });535    it('should unwind namespaces on uncaught errors', () => {536      function BrokenRender() {537        throw new Error('Hello');538      }539      expect(() => {540        assertNamespacesMatch(541          <svg {...expectSVG}>542            <BrokenRender />543          </svg>,544        );545      }).toThrow('Hello');546      assertNamespacesMatch(<div {...expectHTML} />);547    });548    it('should unwind namespaces on caught errors', () => {549      function BrokenRender() {550        throw new Error('Hello');551      }552      class ErrorBoundary extends React.Component {553        state = {error: null};554        unstable_handleError(error) {555          this.setState({error});556        }557        render() {558          if (this.state.error) {559            return <p {...expectHTML} />;560          }561          return this.props.children;562        }563      }564      assertNamespacesMatch(565        <svg {...expectSVG}>566          <foreignObject {...expectSVG}>567            <ErrorBoundary>568              <math {...expectMath}>569                <BrokenRender />570              </math>571            </ErrorBoundary>572          </foreignObject>573          <image {...expectSVG} />574        </svg>,575      );576      assertNamespacesMatch(<div {...expectHTML} />);577    });578    it('should unwind namespaces on caught errors in a portal', () => {579      function BrokenRender() {580        throw new Error('Hello');581      }582      class ErrorBoundary extends React.Component {583        state = {error: null};584        unstable_handleError(error) {585          this.setState({error});586        }587        render() {588          if (this.state.error) {589            return <image {...expectSVG} />;590          }591          return this.props.children;592        }593      }594      assertNamespacesMatch(595        <svg {...expectSVG}>596          <ErrorBoundary>597            {usePortal(598              <div {...expectHTML}>599                <math {...expectMath}>600                  <BrokenRender />)601                </math>602              </div>,603            )}604          </ErrorBoundary>605          {usePortal(<div {...expectHTML} />)}606        </svg>,607      );608    });609    it('should pass portal context when rendering subtree elsewhere', () => {610      var portalContainer = document.createElement('div');611      class Component extends React.Component {612        static contextTypes = {613          foo: PropTypes.string.isRequired,614        };615        render() {616          return <div>{this.context.foo}</div>;617        }618      }619      class Parent extends React.Component {620        static childContextTypes = {621          foo: PropTypes.string.isRequired,622        };623        getChildContext() {624          return {625            foo: 'bar',626          };627        }628        render() {629          return ReactDOM.unstable_createPortal(<Component />, portalContainer);630        }631      }632      ReactDOM.render(<Parent />, container);633      expect(container.innerHTML).toBe('');634      expect(portalContainer.innerHTML).toBe('<div>bar</div>');635    });636    it('should update portal context if it changes due to setState', () => {637      var portalContainer = document.createElement('div');638      class Component extends React.Component {639        static contextTypes = {640          foo: PropTypes.string.isRequired,641          getFoo: PropTypes.func.isRequired,642        };643        render() {644          return <div>{this.context.foo + '-' + this.context.getFoo()}</div>;645        }646      }647      class Parent extends React.Component {648        static childContextTypes = {649          foo: PropTypes.string.isRequired,650          getFoo: PropTypes.func.isRequired,651        };652        state = {653          bar: 'initial',654        };655        getChildContext() {656          return {657            foo: this.state.bar,658            getFoo: () => this.state.bar,659          };660        }661        render() {662          return ReactDOM.unstable_createPortal(<Component />, portalContainer);663        }664      }665      var instance = ReactDOM.render(<Parent />, container);666      expect(portalContainer.innerHTML).toBe('<div>initial-initial</div>');667      expect(container.innerHTML).toBe('');668      instance.setState({bar: 'changed'});669      expect(portalContainer.innerHTML).toBe('<div>changed-changed</div>');670      expect(container.innerHTML).toBe('');671    });672    it('should update portal context if it changes due to re-render', () => {673      var portalContainer = document.createElement('div');674      class Component extends React.Component {675        static contextTypes = {676          foo: PropTypes.string.isRequired,677          getFoo: PropTypes.func.isRequired,678        };679        render() {680          return <div>{this.context.foo + '-' + this.context.getFoo()}</div>;681        }682      }683      class Parent extends React.Component {684        static childContextTypes = {685          foo: PropTypes.string.isRequired,686          getFoo: PropTypes.func.isRequired,687        };688        getChildContext() {689          return {690            foo: this.props.bar,691            getFoo: () => this.props.bar,692          };693        }694        render() {695          return ReactDOM.unstable_createPortal(<Component />, portalContainer);696        }697      }698      ReactDOM.render(<Parent bar="initial" />, container);699      expect(portalContainer.innerHTML).toBe('<div>initial-initial</div>');700      expect(container.innerHTML).toBe('');701      ReactDOM.render(<Parent bar="changed" />, container);702      expect(portalContainer.innerHTML).toBe('<div>changed-changed</div>');703      expect(container.innerHTML).toBe('');704    });705    it('findDOMNode should find dom element after expanding a fragment', () => {706      class MyNode extends React.Component {707        render() {708          return !this.props.flag709            ? [<div key="a" />]710            : [<span key="b" />, <div key="a" />];711        }712      }713      var myNodeA = ReactDOM.render(<MyNode />, container);714      var a = ReactDOM.findDOMNode(myNodeA);715      expect(a.tagName).toBe('DIV');716      var myNodeB = ReactDOM.render(<MyNode flag={true} />, container);717      expect(myNodeA === myNodeB).toBe(true);718      var b = ReactDOM.findDOMNode(myNodeB);719      expect(b.tagName).toBe('SPAN');720    });721    it('should bubble events from the portal to the parent', () => {722      var portalContainer = document.createElement('div');723      var ops = [];724      var portal = null;725      ReactDOM.render(726        <div onClick={() => ops.push('parent clicked')}>727          {ReactDOM.unstable_createPortal(728            <div729              onClick={() => ops.push('portal clicked')}730              ref={n => (portal = n)}>731              portal732            </div>,733            portalContainer,734          )}735        </div>,736        container,737      );738      expect(portal.tagName).toBe('DIV');739      var fakeNativeEvent = {};740      ReactTestUtils.simulateNativeEventOnNode(741        'topClick',742        portal,743        fakeNativeEvent,744      );745      expect(ops).toEqual(['portal clicked', 'parent clicked']);746    });747    it('should not onMouseLeave when staying in the portal', () => {748      var portalContainer = document.createElement('div');749      var ops = [];750      var firstTarget = null;751      var secondTarget = null;752      var thirdTarget = null;753      function simulateMouseMove(from, to) {754        if (from) {755          ReactTestUtils.simulateNativeEventOnNode('topMouseOut', from, {756            target: from,757            relatedTarget: to,758          });759        }760        if (to) {761          ReactTestUtils.simulateNativeEventOnNode('topMouseOver', to, {762            target: to,763            relatedTarget: from,764          });765        }766      }767      ReactDOM.render(768        <div>769          <div770            onMouseEnter={() => ops.push('enter parent')}771            onMouseLeave={() => ops.push('leave parent')}>772            <div ref={n => (firstTarget = n)} />773            {ReactDOM.unstable_createPortal(774              <div775                onMouseEnter={() => ops.push('enter portal')}776                onMouseLeave={() => ops.push('leave portal')}777                ref={n => (secondTarget = n)}>778                portal779              </div>,780              portalContainer,781            )}782          </div>783          <div ref={n => (thirdTarget = n)} />784        </div>,785        container,786      );787      simulateMouseMove(null, firstTarget);...

Portal.js

Source:Portal.js

...116      }117      // Can't be rendered server-side.118      if (_inDOM2.default) {119        if (open) {120          return _reactDom2.default.unstable_createPortal(children, this.getLayer());121        }122        this.unrenderLayer();123      }124      return null;125    }126  }]);127  return Portal;128}(_react2.default.Component);129Portal.defaultProps = {130  open: false131};132Portal.propTypes = process.env.NODE_ENV !== "production" ? {133  children: typeof babelPluginFlowReactPropTypes_proptype_Node === 'function' ? babelPluginFlowReactPropTypes_proptype_Node : require('prop-types').shape(babelPluginFlowReactPropTypes_proptype_Node),134  open: require('prop-types').bool...

react.mjs

Source:react.mjs

1import React from "react"2import ReactDOM from "react-dom"3import ReactDOMServer from "react-dom/server"4const {5  Children,6  cloneElement,7  Component,8  createContext,9  createElement,10  createFactory,11  createRef,12  forwardRef,13  Fragment,14  isValidElement,15  lazy,16  memo,17  Placeholder,18  PureComponent,19  StrictMode,20  Suspense,21  unstable_ConcurrentMode,22  unstable_Profiler,23  version,24  __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED25} = React26const h = createElement27const {28  createPortal,29  findDOMNode,30  flushSync,31  hydrate,32  render,33  unmountComponentAtNode,34  unstable_batchedUpdates,35  unstable_createPortal,36  unstable_createRoot,37  unstable_flushControlled,38  unstable_interactiveUpdates,39  unstable_renderSubtreeIntoContainer40} = ReactDOM41const {42  renderToNodeStream,43  renderToStaticMarkup,44  renderToStaticNodeStream,45  renderToString46} = ReactDOMServer47export default {48  Children,49  cloneElement,50  Component,51  createContext,52  createElement,53  createFactory,54  createPortal,55  createRef,56  findDOMNode,57  flushSync,58  forwardRef,59  Fragment,60  h,61  hydrate,62  isValidElement,63  lazy,64  memo,65  Placeholder,66  PureComponent,67  render,68  renderToNodeStream,69  renderToStaticMarkup,70  renderToStaticNodeStream,71  renderToString,72  StrictMode,73  Suspense,74  unmountComponentAtNode,75  unstable_batchedUpdates,76  unstable_ConcurrentMode,77  unstable_createPortal,78  unstable_createRoot,79  unstable_flushControlled,80  unstable_interactiveUpdates,81  unstable_Profiler,82  unstable_renderSubtreeIntoContainer,83  version,84  __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED85}86export {87  Children,88  cloneElement,89  Component,90  createContext,91  createElement,92  createFactory,93  createPortal,94  createRef,95  findDOMNode,96  flushSync,97  forwardRef,98  Fragment,99  h,100  hydrate,101  isValidElement,102  lazy,103  memo,104  Placeholder,105  PureComponent,106  render,107  renderToNodeStream,108  renderToStaticMarkup,109  renderToStaticNodeStream,110  renderToString,111  StrictMode,112  Suspense,113  unmountComponentAtNode,114  unstable_batchedUpdates,115  unstable_ConcurrentMode,116  unstable_createPortal,117  unstable_createRoot,118  unstable_flushControlled,119  unstable_interactiveUpdates,120  unstable_Profiler,121  unstable_renderSubtreeIntoContainer,122  version,123  __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED...

react-dom.js

Source:react-dom.js

1import {r as reactDom_development}from'./react-dom.development.js';export{r as default}from'./react-dom.development.js';import'./_commonjsHelpers.js';import'./index3.js';import'./react.development.js';import'./checkPropTypes.js';const {2  __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED,3  createPortal,4  findDOMNode,5  flushSync,6  hydrate,7  render,8  unmountComponentAtNode,9  unstable_batchedUpdates,10  unstable_createPortal,11  unstable_renderSubtreeIntoContainer,12  version...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.evaluate(() => {7    const div = document.createElement('div');8    div.textContent = 'Hello from Playwright';9    document.body.appendChild(div);10  });11  const portal = await page.evaluateHandle(() => {12    const div = document.createElement('div');13    div.textContent = 'Hello from Portal';14    return document.body.appendChild(div);15  });16  await page.evaluate(portal => {17    unstable_createPortal(portal, document.body);18  }, portal);19  await page.screenshot({ path: 'screenshot.png' });20  await browser.close();21})();22      const div = document.createElement('div');23      div.textContent = 'Hello from HTML';24      document.body.appendChild(div);25      const portal = document.createElement('div');26      portal.textContent = 'Hello from Portal';27      document.body.appendChild(portal);28      unstable_createPortal(portal, document.body);29      const div = document.createElement('div');30      div.textContent = 'Hello from HTML';31      document.body.appendChild(div);32      const portal = document.createElement('div');33      portal.textContent = 'Hello from Portal';34      document.body.appendChild(portal);35      const portal2 = document.createElement('div');36      portal2.textContent = 'Hello from Portal2';37      document.body.appendChild(portal2);38      unstable_createPortal(portal, document.body);39      unstable_createPortal(portal2, document.body);

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.evaluate( () => {7    const element = document.createElement('div');8    element.textContent = 'This is a popup';9    document.body.appendChild(element);10    document.body.appendChild(element);

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const context = await browser.newContext();5  const page = await context.newPage();6  const elementHandle = await page.$('input');7  const portal = await page._delegate.unstable_createPortal(elementHandle);8  await portal.waitForSelector('input');9  await portal.click('input');10  await portal.type('input', 'Hello World');11  await portal.close();12  await browser.close();13})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  const handle = await page.evaluateHandle(() => document.body);7  const newPage = await page.browserContext().newPage();8  await newPage.evaluate((element) => element.unstable_createPortal(), handle);9  await newPage.waitForLoadState();10  await newPage.screenshot({ path: `screenshot.png` });11  await browser.close();12})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({4  });5  const context = await browser.newContext();6  const page = await context.newPage();7  await page.setViewportSize({ width: 1200, height: 800 });8  const frame = page.frames().find(f => f.url().includes('iframe.html'));9  const portal = await frame._mainFrame.unstable_createPortal();10  await portal.setViewportSize({ width: 1200, height: 800 });11  await portal.waitForSelector('text=This is a portal');12})();13const { chromium } = require('playwright');14(async () => {15  const browser = await chromium.launch({16  });17  const context = await browser.newContext();18  const page = await context.newPage();19  await page.setViewportSize({ width: 1200, height: 800 });20  const frame = page.frames().find(f => f.url().includes('iframe.html'));21  const portal = await frame._mainFrame.unstable_createPortal();22  await portal.setViewportSize({ width: 1200, height: 800 });23  await portal.waitForSelector('text=This is a portal');24})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const page = await browser.newPage();5  const portal = await page.unstable_createPortal();6  const content = await portal.page.content();7  console.log(content);8  await browser.close();9})();

Using AI Code Generation

1const { chromium } = require('playwright');2const { createPortal } = require('playwright/internal');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const portal = await createPortal(page);8  const popup = await portal.newPage();9  await popup.setContent('Hello from popup!');10  await popup.waitForSelector('text=Hello from popup!');11  await browser.close();12})();13const { chromium } = require('playwright');14const { createPortal } = require('playwright/internal');15(async () => {16  const browser = await chromium.launch();17  const context = await browser.newContext();18  const page = await context.newPage();19  const portal = await createPortal(page);20  const popup = await portal.newPage();21  await popup.setContent('Hello from popup!');22  await popup.waitForSelector('text=Hello from popup!');23  await browser.close();24})();25const { chromium } = require('playwright');26const { createPortal } = require('playwright/internal');27(async () => {28  const browser = await chromium.launch();29  const context = await browser.newContext();30  const page = await context.newPage();31  const portal = await createPortal(page);32  const popup = await portal.newPage();33  await popup.setContent('Hello from popup!');34  await popup.waitForSelector('text=Hello from popup!');35  await browser.close();36})();37const { chromium } = require('playwright');38const { createPortal } = require('playwright/internal');39(async () => {40  const browser = await chromium.launch();41  const context = await browser.newContext();42  const page = await context.newPage();43  const portal = await createPortal(page);44  const popup = await portal.newPage();45  await popup.setContent('Hello from popup!');46  await popup.waitForSelector('text=

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const page = await browser.newPage();5  const popup = await page.context().newPage();6  await page.evaluate(async popup => {7    const { unstable_createPortal } = require('playwright');8    const portal = await unstable_createPortal(popup);9    const popupWindow = portal.window;10    popupWindow.document.body.innerHTML = 'This is popup';11    popupWindow.document.title = 'Popup';12  }, popup);13  await page.click('a');14  await popup.waitForLoadState();15  await popup.close();16  await browser.close();17})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  const portal = await context.stable_createPortal();7  await portal.run(async () => {8    await page.screenshot({ path: `example.png` });9  });10  await browser.close();11})();

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.