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How to use warnIfStringRefCannotBeAutoConverted method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactElement.js

Source:ReactElement.js

...84    get: warnAboutAccessingRef,85    configurable: true,86  });87}88function warnIfStringRefCannotBeAutoConverted(config) {89  if (true) {90    if (91      typeof config.ref === 'string' &&92      ReactCurrentOwner.current &&93      config.__self &&94      ReactCurrentOwner.current.stateNode !== config.__self95    ) {96      const componentName = getComponentName(ReactCurrentOwner.current.type);97      if (!didWarnAboutStringRefs[componentName]) {98        console.error(99          'Component "%s" contains the string ref "%s". ' +100            'Support for string refs will be removed in a future major release. ' +101            'This case cannot be automatically converted to an arrow function. ' +102            'We ask you to manually fix this case by using useRef() or createRef() instead. ' +103            'Learn more about using refs safely here: ' +104            'https://fb.me/react-strict-mode-string-ref',105          getComponentName(ReactCurrentOwner.current.type),106          config.ref,107        );108        didWarnAboutStringRefs[componentName] = true;109      }110    }111  }112}113/**114 * Factory method to create a new React element. This no longer adheres to115 * the class pattern, so do not use new to call it. Also, instanceof check116 * will not work. Instead test $$typeof field against Symbol.for('react.element') to check117 * if something is a React Element.118 *119 * @param {*} type120 * @param {*} props121 * @param {*} key122 * @param {string|object} ref123 * @param {*} owner124 * @param {*} self A *temporary* helper to detect places where `this` is125 * different from the `owner` when React.createElement is called, so that we126 * can warn. We want to get rid of owner and replace string `ref`s with arrow127 * functions, and as long as `this` and owner are the same, there will be no128 * change in behavior.129 * @param {*} source An annotation object (added by a transpiler or otherwise)130 * indicating filename, line number, and/or other information.131 * @internal132 */133const ReactElement = function(type, key, ref, self, source, owner, props) {134  const element = {135    // This tag allows us to uniquely identify this as a React Element136    $$typeof: REACT_ELEMENT_TYPE,137    // Built-in properties that belong on the element138    type: type,139    key: key,140    ref: ref,141    props: props,142    // Record the component responsible for creating this element.143    _owner: owner,144  };145  if (true) {146    // The validation flag is currently mutative. We put it on147    // an external backing store so that we can freeze the whole object.148    // This can be replaced with a WeakMap once they are implemented in149    // commonly used development environments.150    element._store = {};151    // To make comparing ReactElements easier for testing purposes, we make152    // the validation flag non-enumerable (where possible, which should153    // include every environment we run tests in), so the test framework154    // ignores it.155    Object.defineProperty(element._store, 'validated', {156      configurable: false,157      enumerable: false,158      writable: true,159      value: false,160    });161    // self and source are DEV only properties.162    Object.defineProperty(element, '_self', {163      configurable: false,164      enumerable: false,165      writable: false,166      value: self,167    });168    // Two elements created in two different places should be considered169    // equal for testing purposes and therefore we hide it from enumeration.170    Object.defineProperty(element, '_source', {171      configurable: false,172      enumerable: false,173      writable: false,174      value: source,175    });176    if (Object.freeze) {177      Object.freeze(element.props);178      Object.freeze(element);179    }180  }181  return element;182};183/**184 * https://github.com/reactjs/rfcs/pull/107185 * @param {*} type186 * @param {object} props187 * @param {string} key188 */189export function jsx(type, config, maybeKey) {190  let propName;191  // Reserved names are extracted192  const props = {};193  let key = null;194  let ref = null;195  // Currently, key can be spread in as a prop. This causes a potential196  // issue if key is also explicitly declared (ie. <div {...props} key="Hi" />197  // or <div key="Hi" {...props} /> ). We want to deprecate key spread,198  // but as an intermediary step, we will use jsxDEV for everything except199  // <div {...props} key="Hi" />, because we aren't currently able to tell if200  // key is explicitly declared to be undefined or not.201  if (maybeKey !== undefined) {202    key = '' + maybeKey;203  }204  if (hasValidKey(config)) {205    key = '' + config.key;206  }207  if (hasValidRef(config)) {208    ref = config.ref;209  }210  // Remaining properties are added to a new props object211  for (propName in config) {212    if (213      hasOwnProperty.call(config, propName) &&214      !RESERVED_PROPS.hasOwnProperty(propName)215    ) {216      props[propName] = config[propName];217    }218  }219  // Resolve default props220  if (type && type.defaultProps) {221    const defaultProps = type.defaultProps;222    for (propName in defaultProps) {223      if (props[propName] === undefined) {224        props[propName] = defaultProps[propName];225      }226    }227  }228  return ReactElement(229    type,230    key,231    ref,232    undefined,233    undefined,234    ReactCurrentOwner.current,235    props,236  );237}238/**239 * https://github.com/reactjs/rfcs/pull/107240 * @param {*} type241 * @param {object} props242 * @param {string} key243 */244export function jsxDEV(type, config, maybeKey, source, self) {245  let propName;246  // Reserved names are extracted247  const props = {};248  let key = null;249  let ref = null;250  // Currently, key can be spread in as a prop. This causes a potential251  // issue if key is also explicitly declared (ie. <div {...props} key="Hi" />252  // or <div key="Hi" {...props} /> ). We want to deprecate key spread,253  // but as an intermediary step, we will use jsxDEV for everything except254  // <div {...props} key="Hi" />, because we aren't currently able to tell if255  // key is explicitly declared to be undefined or not.256  if (maybeKey !== undefined) {257    key = '' + maybeKey;258  }259  if (hasValidKey(config)) {260    key = '' + config.key;261  }262  if (hasValidRef(config)) {263    ref = config.ref;264    warnIfStringRefCannotBeAutoConverted(config);265  }266  // Remaining properties are added to a new props object267  for (propName in config) {268    if (269      hasOwnProperty.call(config, propName) &&270      !RESERVED_PROPS.hasOwnProperty(propName)271    ) {272      props[propName] = config[propName];273    }274  }275  // Resolve default props276  if (type && type.defaultProps) {277    const defaultProps = type.defaultProps;278    for (propName in defaultProps) {279      if (props[propName] === undefined) {280        props[propName] = defaultProps[propName];281      }282    }283  }284  if (key || ref) {285    const displayName =286      typeof type === 'function'287        ? type.displayName || type.name || 'Unknown'288        : type;289    if (key) {290      defineKeyPropWarningGetter(props, displayName);291    }292    if (ref) {293      defineRefPropWarningGetter(props, displayName);294    }295  }296  return ReactElement(297    type,298    key,299    ref,300    self,301    source,302    ReactCurrentOwner.current,303    props,304  );305}306/**307 * Create and return a new ReactElement of the given type.308 * See https://reactjs.org/docs/react-api.html#createelement309 */310export function createElement(type, config, children) {311  let propName;312  // Reserved names are extracted313  const props = {};314  let key = null;315  let ref = null;316  let self = null;317  let source = null;318  if (config != null) {319    if (hasValidRef(config)) {320      ref = config.ref;321      if (true) {322        warnIfStringRefCannotBeAutoConverted(config);323      }324    }325    if (hasValidKey(config)) {326      key = '' + config.key;327    }328    self = config.__self === undefined ? null : config.__self;329    source = config.__source === undefined ? null : config.__source;330    // Remaining properties are added to a new props object331    for (propName in config) {332      if (333        hasOwnProperty.call(config, propName) &&334        !RESERVED_PROPS.hasOwnProperty(propName)335      ) {336        props[propName] = config[propName];...

source.js

Source:source.js

...74    get: warnAboutAccessingRef,75    configurable: true,76  });77}78function warnIfStringRefCannotBeAutoConverted(config) {79  if (__DEV__) {80    if (81      typeof config.ref === 'string' &&82      ReactCurrentOwner.current &&83      config.__self &&84      ReactCurrentOwner.current.stateNode !== config.__self85    ) {86      const componentName = getComponentName(ReactCurrentOwner.current.type);87      if (!didWarnAboutStringRefs[componentName]) {88        console.error(89          'Component "%s" contains the string ref "%s". ' +90            'Support for string refs will be removed in a future major release. ' +91            'This case cannot be automatically converted to an arrow function. ' +92            'We ask you to manually fix this case by using useRef() or createRef() instead. ' +93            'Learn more about using refs safely here: ' +94            'https://reactjs.org/link/strict-mode-string-ref',95          componentName,96          config.ref,97        );98        didWarnAboutStringRefs[componentName] = true;99      }100    }101  }102}103/**104 * Factory method to create a new React element. This no longer adheres to105 * the class pattern, so do not use new to call it. Also, instanceof check106 * will not work. Instead test $$typeof field against Symbol.for('react.element') to check107 * if something is a React Element.108 *109 * @param {*} type110 * @param {*} props111 * @param {*} key112 * @param {string|object} ref113 * @param {*} owner114 * @param {*} self A *temporary* helper to detect places where `this` is115 * different from the `owner` when React.createElement is called, so that we116 * can warn. We want to get rid of owner and replace string `ref`s with arrow117 * functions, and as long as `this` and owner are the same, there will be no118 * change in behavior.119 * @param {*} source An annotation object (added by a transpiler or otherwise)120 * indicating filename, line number, and/or other information.121 * @internal122 */123const ReactElement = function(type, key, ref, self, source, owner, props) {124  const element = {125    // This tag allows us to uniquely identify this as a React Element126    $$typeof: REACT_ELEMENT_TYPE,127    // Built-in properties that belong on the element128    type: type,129    key: key,130    ref: ref,131    props: props,132    // Record the component responsible for creating this element.133    _owner: owner,134  };135  if (__DEV__) {136    // The validation flag is currently mutative. We put it on137    // an external backing store so that we can freeze the whole object.138    // This can be replaced with a WeakMap once they are implemented in139    // commonly used development environments.140    element._store = {};141    // To make comparing ReactElements easier for testing purposes, we make142    // the validation flag non-enumerable (where possible, which should143    // include every environment we run tests in), so the test framework144    // ignores it.145    Object.defineProperty(element._store, 'validated', {146      configurable: false,147      enumerable: false,148      writable: true,149      value: false,150    });151    // self and source are DEV only properties.152    Object.defineProperty(element, '_self', {153      configurable: false,154      enumerable: false,155      writable: false,156      value: self,157    });158    // Two elements created in two different places should be considered159    // equal for testing purposes and therefore we hide it from enumeration.160    Object.defineProperty(element, '_source', {161      configurable: false,162      enumerable: false,163      writable: false,164      value: source,165    });166    if (Object.freeze) {167      Object.freeze(element.props);168      Object.freeze(element);169    }170  }171  return element;172};173/**174 * https://github.com/reactjs/rfcs/pull/107175 * @param {*} type176 * @param {object} props177 * @param {string} key178 */179export function jsx(type, config, maybeKey) {180  let propName;181  // Reserved names are extracted182  const props = {};183  let key = null;184  let ref = null;185  // Currently, key can be spread in as a prop. This causes a potential186  // issue if key is also explicitly declared (ie. <div {...props} key="Hi" />187  // or <div key="Hi" {...props} /> ). We want to deprecate key spread,188  // but as an intermediary step, we will use jsxDEV for everything except189  // <div {...props} key="Hi" />, because we aren't currently able to tell if190  // key is explicitly declared to be undefined or not.191  if (maybeKey !== undefined) {192    key = '' + maybeKey;193  }194  if (hasValidKey(config)) {195    key = '' + config.key;196  }197  if (hasValidRef(config)) {198    ref = config.ref;199  }200  // Remaining properties are added to a new props object201  for (propName in config) {202    if (203      hasOwnProperty.call(config, propName) &&204      !RESERVED_PROPS.hasOwnProperty(propName)205    ) {206      props[propName] = config[propName];207    }208  }209  // Resolve default props210  if (type && type.defaultProps) {211    const defaultProps = type.defaultProps;212    for (propName in defaultProps) {213      if (props[propName] === undefined) {214        props[propName] = defaultProps[propName];215      }216    }217  }218  return ReactElement(219    type,220    key,221    ref,222    undefined,223    undefined,224    ReactCurrentOwner.current,225    props,226  );227}228/**229 * https://github.com/reactjs/rfcs/pull/107230 * @param {*} type231 * @param {object} props232 * @param {string} key233 */234export function jsxDEV(type, config, maybeKey, source, self) {235  let propName;236  // Reserved names are extracted237  const props = {};238  let key = null;239  let ref = null;240  // Currently, key can be spread in as a prop. This causes a potential241  // issue if key is also explicitly declared (ie. <div {...props} key="Hi" />242  // or <div key="Hi" {...props} /> ). We want to deprecate key spread,243  // but as an intermediary step, we will use jsxDEV for everything except244  // <div {...props} key="Hi" />, because we aren't currently able to tell if245  // key is explicitly declared to be undefined or not.246  if (maybeKey !== undefined) {247    key = '' + maybeKey;248  }249  if (hasValidKey(config)) {250    key = '' + config.key;251  }252  if (hasValidRef(config)) {253    ref = config.ref;254    warnIfStringRefCannotBeAutoConverted(config);255  }256  // Remaining properties are added to a new props object257  for (propName in config) {258    if (259      hasOwnProperty.call(config, propName) &&260      !RESERVED_PROPS.hasOwnProperty(propName)261    ) {262      props[propName] = config[propName];263    }264  }265  // Resolve default props266  if (type && type.defaultProps) {267    const defaultProps = type.defaultProps;268    for (propName in defaultProps) {269      if (props[propName] === undefined) {270        props[propName] = defaultProps[propName];271      }272    }273  }274  if (key || ref) {275    const displayName =276      typeof type === 'function'277        ? type.displayName || type.name || 'Unknown'278        : type;279    if (key) {280      defineKeyPropWarningGetter(props, displayName);281    }282    if (ref) {283      defineRefPropWarningGetter(props, displayName);284    }285  }286  return ReactElement(287    type,288    key,289    ref,290    self,291    source,292    ReactCurrentOwner.current,293    props,294  );295}296/**297 * Create and return a new ReactElement of the given type.298 * See https://reactjs.org/docs/react-api.html#createelement299 */300export function createElement(type, config, children) {301  let propName;302  // Reserved names are extracted303  const props = {};304  let key = null;305  let ref = null;306  let self = null;307  let source = null;308  if (config != null) {309    if (hasValidRef(config)) {310      ref = config.ref;311      if (__DEV__) {312        warnIfStringRefCannotBeAutoConverted(config);313      }314    }315    if (hasValidKey(config)) {316      key = '' + config.key;317    }318    self = config.__self === undefined ? null : config.__self;319    source = config.__source === undefined ? null : config.__source;320    // Remaining properties are added to a new props object321    for (propName in config) {322      if (323        hasOwnProperty.call(config, propName) &&324        !RESERVED_PROPS.hasOwnProperty(propName)325      ) {326        props[propName] = config[propName];...

ReactJSXElement.js

Source:ReactJSXElement.js

...42    }43  }44  return config.key !== undefined;45}46function warnIfStringRefCannotBeAutoConverted(config, self) {47  if (__DEV__) {48    if (49      typeof config.ref === 'string' &&50      ReactCurrentOwner.current &&51      self &&52      ReactCurrentOwner.current.stateNode !== self53    ) {54      const componentName = getComponentName(ReactCurrentOwner.current.type);55      if (!didWarnAboutStringRefs[componentName]) {56        console.error(57          'Component "%s" contains the string ref "%s". ' +58            'Support for string refs will be removed in a future major release. ' +59            'This case cannot be automatically converted to an arrow function. ' +60            'We ask you to manually fix this case by using useRef() or createRef() instead. ' +61            'Learn more about using refs safely here: ' +62            'https://reactjs.org/link/strict-mode-string-ref',63          getComponentName(ReactCurrentOwner.current.type),64          config.ref,65        );66        didWarnAboutStringRefs[componentName] = true;67      }68    }69  }70}71function defineKeyPropWarningGetter(props, displayName) {72  if (__DEV__) {73    const warnAboutAccessingKey = function() {74      if (!specialPropKeyWarningShown) {75        specialPropKeyWarningShown = true;76        console.error(77          '%s: `key` is not a prop. Trying to access it will result ' +78            'in `undefined` being returned. If you need to access the same ' +79            'value within the child component, you should pass it as a different ' +80            'prop. (https://reactjs.org/link/special-props)',81          displayName,82        );83      }84    };85    warnAboutAccessingKey.isReactWarning = true;86    Object.defineProperty(props, 'key', {87      get: warnAboutAccessingKey,88      configurable: true,89    });90  }91}92function defineRefPropWarningGetter(props, displayName) {93  if (__DEV__) {94    const warnAboutAccessingRef = function() {95      if (!specialPropRefWarningShown) {96        specialPropRefWarningShown = true;97        console.error(98          '%s: `ref` is not a prop. Trying to access it will result ' +99            'in `undefined` being returned. If you need to access the same ' +100            'value within the child component, you should pass it as a different ' +101            'prop. (https://reactjs.org/link/special-props)',102          displayName,103        );104      }105    };106    warnAboutAccessingRef.isReactWarning = true;107    Object.defineProperty(props, 'ref', {108      get: warnAboutAccessingRef,109      configurable: true,110    });111  }112}113/**114 * Factory method to create a new React element. This no longer adheres to115 * the class pattern, so do not use new to call it. Also, instanceof check116 * will not work. Instead test $$typeof field against Symbol.for('react.element') to check117 * if something is a React Element.118 *119 * @param {*} type120 * @param {*} props121 * @param {*} key122 * @param {string|object} ref123 * @param {*} owner124 * @param {*} self A *temporary* helper to detect places where `this` is125 * different from the `owner` when React.createElement is called, so that we126 * can warn. We want to get rid of owner and replace string `ref`s with arrow127 * functions, and as long as `this` and owner are the same, there will be no128 * change in behavior.129 * @param {*} source An annotation object (added by a transpiler or otherwise)130 * indicating filename, line number, and/or other information.131 * @internal132 */133const ReactElement = function(type, key, ref, self, source, owner, props) {134  const element = {135    // This tag allows us to uniquely identify this as a React Element136    $$typeof: REACT_ELEMENT_TYPE,137    // Built-in properties that belong on the element138    type: type,139    key: key,140    ref: ref,141    props: props,142    // Record the component responsible for creating this element.143    _owner: owner,144  };145  if (__DEV__) {146    // The validation flag is currently mutative. We put it on147    // an external backing store so that we can freeze the whole object.148    // This can be replaced with a WeakMap once they are implemented in149    // commonly used development environments.150    element._store = {};151    // To make comparing ReactElements easier for testing purposes, we make152    // the validation flag non-enumerable (where possible, which should153    // include every environment we run tests in), so the test framework154    // ignores it.155    Object.defineProperty(element._store, 'validated', {156      configurable: false,157      enumerable: false,158      writable: true,159      value: false,160    });161    // self and source are DEV only properties.162    Object.defineProperty(element, '_self', {163      configurable: false,164      enumerable: false,165      writable: false,166      value: self,167    });168    // Two elements created in two different places should be considered169    // equal for testing purposes and therefore we hide it from enumeration.170    Object.defineProperty(element, '_source', {171      configurable: false,172      enumerable: false,173      writable: false,174      value: source,175    });176    if (Object.freeze) {177      Object.freeze(element.props);178      Object.freeze(element);179    }180  }181  return element;182};183/**184 * https://github.com/reactjs/rfcs/pull/107185 * @param {*} type186 * @param {object} props187 * @param {string} key188 */189export function jsx(type, config, maybeKey) {190  let propName;191  // Reserved names are extracted192  const props = {};193  let key = null;194  let ref = null;195  // Currently, key can be spread in as a prop. This causes a potential196  // issue if key is also explicitly declared (ie. <div {...props} key="Hi" />197  // or <div key="Hi" {...props} /> ). We want to deprecate key spread,198  // but as an intermediary step, we will use jsxDEV for everything except199  // <div {...props} key="Hi" />, because we aren't currently able to tell if200  // key is explicitly declared to be undefined or not.201  if (maybeKey !== undefined) {202    key = '' + maybeKey;203  }204  if (hasValidKey(config)) {205    key = '' + config.key;206  }207  if (hasValidRef(config)) {208    ref = config.ref;209  }210  // Remaining properties are added to a new props object211  for (propName in config) {212    if (213      hasOwnProperty.call(config, propName) &&214      !RESERVED_PROPS.hasOwnProperty(propName)215    ) {216      props[propName] = config[propName];217    }218  }219  // Resolve default props220  if (type && type.defaultProps) {221    const defaultProps = type.defaultProps;222    for (propName in defaultProps) {223      if (props[propName] === undefined) {224        props[propName] = defaultProps[propName];225      }226    }227  }228  return ReactElement(229    type,230    key,231    ref,232    undefined,233    undefined,234    ReactCurrentOwner.current,235    props,236  );237}238/**239 * https://github.com/reactjs/rfcs/pull/107240 * @param {*} type241 * @param {object} props242 * @param {string} key243 */244export function jsxDEV(type, config, maybeKey, source, self) {245  if (__DEV__) {246    let propName;247    // Reserved names are extracted248    const props = {};249    let key = null;250    let ref = null;251    // Currently, key can be spread in as a prop. This causes a potential252    // issue if key is also explicitly declared (ie. <div {...props} key="Hi" />253    // or <div key="Hi" {...props} /> ). We want to deprecate key spread,254    // but as an intermediary step, we will use jsxDEV for everything except255    // <div {...props} key="Hi" />, because we aren't currently able to tell if256    // key is explicitly declared to be undefined or not.257    if (maybeKey !== undefined) {258      key = '' + maybeKey;259    }260    if (hasValidKey(config)) {261      key = '' + config.key;262    }263    if (hasValidRef(config)) {264      ref = config.ref;265      warnIfStringRefCannotBeAutoConverted(config, self);266    }267    // Remaining properties are added to a new props object268    for (propName in config) {269      if (270        hasOwnProperty.call(config, propName) &&271        !RESERVED_PROPS.hasOwnProperty(propName)272      ) {273        props[propName] = config[propName];274      }275    }276    // Resolve default props277    if (type && type.defaultProps) {278      const defaultProps = type.defaultProps;279      for (propName in defaultProps) {...

flat1.js

Source:flat1.js

...29function defineKeyPropWarningGetter(props, displayName) {/* ... */}30/* æµè¯ç¨ï¼æ·»å  ref å±æ§è¦å */31function defineRefPropWarningGetter(props, displayName) {/* ... */}32/* æµè¯ç¨ï¼å¯¹åç¬¦ä¸²ç ref ååºè¦å */33function warnIfStringRefCannotBeAutoConverted(config) {/* ... */}34/* React åç´ æé å½æ° */35const ReactElement = function(type, key, ref, self, source, owner, props) {/* ... */}36export function jsx(type, config, maybeKey) {/* ... */}37export function jsxDEV(type, config, maybeKey, source, self) {/* ... */}38/* React.createElement åå»º React åç´  */39export function createElement(type, config, children) {/* ... */}40export function createFactory(type) {/* ... */}41export function cloneAndReplaceKey(oldElement, newKey) {/* ... */}42export function cloneElement(element, config, children) {/* ... */}...

warnIfStringRefCannotBeAutoConverted.js

Source:warnIfStringRefCannotBeAutoConverted.js

1/* æµè¯ç¨ï¼å¯¹åç¬¦ä¸²ç ref ååºè¦å */2function warnIfStringRefCannotBeAutoConverted(config) {3  if (__DEV__) {4    if (5      typeof config.ref === 'string' &&6      ReactCurrentOwner.current &&7      config.__self &&8      ReactCurrentOwner.current.stateNode !== config.__self9    ) {10      const componentName = getComponentName(ReactCurrentOwner.current.type);11      if (!didWarnAboutStringRefs[componentName]) {12        console.error(13          'Component "%s" contains the string ref "%s". ' +14            'Support for string refs will be removed in a future major release. ' +15            'This case cannot be automatically converted to an arrow function. ' +16            'We ask you to manually fix this case by using useRef() or createRef() instead. ' +...

Using AI Code Generation

1const { webkit, devices } = require('playwright');2(async () => {3  const browser = await webkit.launch();4  const context = await browser.newContext({5    geolocation: { longitude: 12.492507, latitude: 41.889938 },6  });7  const page = await context.newPage();8  await page.click('text="English"');9  await page.click('css=.central-textlogo-wrapper > img');10  await page.click('css=.central-featured-lang > a:nth-of-type(2)');11  await page.click('css=.central-featured-lang > a:nth-of-type(3)');12  await page.click('css=.central-featured-lang > a:nth-of-type(4)');13  await page.click('css=.central-featured-lang > a:nth-of-type(5)');14  await page.click('css=.central-featured-lang > a:nth-of-type(6)');15  await page.click('css=.central-featured-lang > a:nth-of-type(7)');16  await page.click('css=.central-featured-lang > a:nth-of-type(8)');17  await page.click('css=.central-featured-lang > a:nth-of-type(9)');18  await page.click('css=.central-featured-lang > a:nth-of-type(10)');19  await page.click('css=.central-featured-lang > a:nth-of-type(11)');20  await page.click('css=.central-featured-lang > a:nth-of-type(12)');21  await page.click('css=.central-featured-lang > a:nth-of-type(13)');22  await page.click('css=.central-featured-lang > a:nth-of-type(14)');23  await page.click('css=.central-featured-lang > a:nth-of-type(15)');24  await page.click('css=.central-featured-lang > a:nth-of-type(16)');25  await page.click('css=.central-featured-lang > a:nth-of-type(17)');26  await page.click('css=.central-featured-lang > a:nth-of-type(18)');27  await page.click('css=.central-featured-lang > a:nth-of-type(19)');28  await page.click('css=.central-featured-lang > a:nth-of-type(20)');29  await page.click('css=.central-featured-lang >

Using AI Code Generation

1const { warnIfStringRefCannotBeAutoConverted } = require('playwright/lib/server/frames');2const { Page } = require('playwright/lib/server/page');3const { Frame } = require('playwright/lib/server/frame');4const { JSHandle } = require('playwright/lib/server/jsHandle');5const page = new Page(null, null, false);6const frame = new Frame(page, null, null);7const jsHandle = new JSHandle(frame, 'JSHandle', null);8warnIfStringRefCannotBeAutoConverted(jsHandle);

Using AI Code Generation

1const { warnIfStringRefCannotBeAutoConverted } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');2const { test, expect } = require('@playwright/test');3test('test', async ({ page }) => {4  const title = await page.innerText('.navbar__inner .navbar__title');5  warnIfStringRefCannotBeAutoConverted(title);6  expect(title).toContain('Playwright');7});

Using AI Code Generation

1const { warnIfStringRefCannotBeAutoConverted } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');2const { Page } = require('playwright/lib/server/page.js');3const { Frame } = require('playwright/lib/server/frames.js');4const { ElementHandle } = require('playwright/lib/server/dom.js');5const { JSHandle } = require('playwright/lib/server/javascript.js');6warnIfStringRefCannotBeAutoConverted(new Page(), 'css=div');7warnIfStringRefCannotBeAutoConverted(new Frame(), 'css=div');8warnIfStringRefCannotBeAutoConverted(new ElementHandle(), 'css=div');9warnIfStringRefCannotBeAutoConverted(new JSHandle(), 'css=div');10warnIfStringRefCannotBeAutoConverted(new Page(), new ElementHandle());11warnIfStringRefCannotBeAutoConverted(new Page(), new JSHandle());12warnIfStringRefCannotBeAutoConverted(new Frame(), new ElementHandle());13warnIfStringRefCannotBeAutoConverted(new Frame(), new JSHandle());14warnIfStringRefCannotBeAutoConverted(new ElementHandle(), new ElementHandle());15warnIfStringRefCannotBeAutoConverted(new ElementHandle(), new JSHandle());16warnIfStringRefCannotBeAutoConverted(new JSHandle(), new ElementHandle());17warnIfStringRefCannotBeAutoConverted(new JSHandle(), new JSHandle());18warnIfStringRefCannotBeAutoConverted(new Page(), 5);19warnIfStringRefCannotBeAutoConverted(new Page(), true);20warnIfStringRefCannotBeAutoConverted(new Page(), Symbol());21warnIfStringRefCannotBeAutoConverted(new Page(), null);22warnIfStringRefCannotBeAutoConverted(new Page(), undefined);23warnIfStringRefCannotBeAutoConverted(new Page(), {});24warnIfStringRefCannotBeAutoConverted(new Page(), []);25warnIfStringRefCannotBeAutoConverted(new Page(), function() {});26warnIfStringRefCannotBeAutoConverted(new Page(), new Map());27warnIfStringRefCannotBeAutoConverted(new Page(), new Set());

Using AI Code Generation

1const { warnIfStringRefCannotBeAutoConverted } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const { convertAutoToManual } = require('playwright/lib/server/supplements/recorder/recorderSupplement');3const { convertManualToAuto } = require('playwright/lib/server/supplements/recorder/recorderSupplement');4const { getActionInContext } = require('playwright/lib/server/supplements/recorder/recorderSupplement');5const { getModifiers } = require('playwright/lib/server/supplements/recorder/recorderSupplement');6const { isModifierEnabled } = require('playwright/lib/server/supplements/recorder/recorderSupplement');7const { isModifierEnabled } = require('playwright/lib/server/supplements/recorder/recorderSupplement');8const { isTextEditable } = require('playwright/lib/server/supplements/recorder/recorderSupplement');9const { isTextEditable } = require('playwright/lib/server/supplements/recorder/recorderSupplement');10const { isTextEditable } = require('playwright/lib/server/supplements/recorder/recorderSupplement');11const { isTextEditable } = require('playwright/lib/server/supplements/recorder/recorderSupplement');12const { isTextEditable } = require('playwright/lib/server/supplements/recorder/recorderSupplement');13const { isTextEditable } = require('playwright/lib/server/supplements/recorder/recorderSupplement');14const { isTextEditable } = require('

Using AI Code Generation

1const { warnIfStringRefCannotBeAutoConverted } = require('playwright/lib/server/frames');2const { test } = require('playwright');3const { expect } = require('chai');4test.describe('Playwright Internal API', () => {5  test('warnIfStringRefCannotBeAutoConverted', async ({ page }) => {6    await page.setContent('<input type="text" value="foo">');7    const input = await page.$('input');8    const value = await input.evaluate(element => element.value);9    warnIfStringRefCannotBeAutoConverted(value, 'value');10    expect(value).to.equal('foo');11  });12});13### Playwright.launch()14const { chromium } = require('playwright');15(async () => {16  const browser = await chromium.launch();17  await browser.close();18})();19### Playwright.connect()20const { chromium } = require('playwright');21(async () => {22  const browser = await chromium.connect({

Using AI Code Generation

1const { Internal } = require('playwright');2const stringToCheck = 'some string';3const result = await Internal.warnIfStringRefCannotBeAutoConverted(stringToCheck);4console.log(result);5declare class Internal {6    static warnIfStringRefCannotBeAutoConverted(value: any): any;7}8const { helper } = require('./helper');9const { debugLogger } = require('./utils/debugLogger');10class Internal {11    static warnIfStringRefCannotBeAutoConverted(value) {12        if (helper.isString(value) && !helper.isSelector(value)) {13            debugLogger.log('api', `String value passed to ${this.constructor.name} can not be auto-converted to "ref". Use "page.locator(${JSON.stringify(value)})" instead`);14        }15    }16}17module.exports = { Internal };18const isString = (value) => typeof value === 'string';19const isSelector = (value) => value.startsWith('/') || value.startsWith('xpath=') || value.startsWith('css=');20module.exports = { isString, isSelector };21const debugLogger = {22    log: (category, message) => {23        console.log(`[${category}] ${message}`);24    },25};26module.exports = { debugLogger };27const util = require('util');28const path = require('path');29const fs = require('fs');30const isString = (value) => typeof value === 'string';31const isSelector = (value) => value.startsWith('/') || value.startsWith('xpath=') || value.startsWith('css=');32const isRegExp = (value) => value instanceof RegExp;33const readFileAsync = util.promisify(fs.readFile);34const isUnderTest = () => !!process.env.PWTEST;35const isDebugMode = () => !!process.env.PWDEBUG;36const isDebugModeEnabled = () => isDebugMode() || isUnderTest();37const debugLogger = {38    log: (category, message) => {39        console.log(`[${category}] ${message}`);40    },41};42const logPolitely = (message) => {43    if (isDebugModeEnabled() || !isUnderTest())44        console.log(message);45};46const logPolitelyIf = (condition, message

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.