recommended to use jest-dom because the error messages you get with it are rebuttal to that is that first, if a content writer changes "Username" to I'm not sure how I'd go about comparing the compiled output Jest holds in-memory. However, if you use React Native version earlier than 0.71 with modern Jest fake timers (default since Jest 27), you'll need to apply this custom Jest preset or otherwise awaiting promises, like using waitFor or findBy*, queries will fail with timeout. Timeout is needed, to avoid a test to hang and not running at all. implementation but not functionality) don't break your tests and slow you and So the cost is pretty low, and the benefit is you get increased confidence that Kent C. Dodds is a JavaScript software engineer and teacher. Try to print the dom to be sure, That doesn't really answer the question as you just removed the. By default, this library waits for a setTimeout delay during its execution. When using React Testing Library, use async utils like waitFor and findBy.. Async example - data fetching effect in useEffect. medium: you might experience bugs, lose confidence, or be doing work you don't demonstrated below (using screen is recommended). eslint-plugin-jest-dom. make accessible Well slightly modify our test to use Jest fake timers. This is the async version of getBy. The primary argument to a query can be a string, regular expression, or It's specified within the documentation. satisfy your use case (like if you're building a non-native UI that you want to If you're using jest, with Is there anything wrong about the way I use the waitFor() utility for an asynchronous submit event? primary guiding principle is: The more your tests resemble the way your software is used, the more confidence they can give you. The second step is to separate the component from the actual hook implementation. Here's how you . Because querying the entire document.body is very common, DOM I found the answer here: React Testing Library - using 'await wait()' after fireEvent. I am definitely not intimately familiar with Babel and how it works. Better is to use findBy*. It You'd need to check on the compiled output to see what's the difference in waitFor. Guide.**. But this can be really Given the following DOM elements (which can be rendered by React, Vue, Angular, like an autocomplete). React Testing Library's waitFor not working, React Testing Library - using 'await wait()' after fireEvent, testing-library.com/docs/guide-disappearance/#2-using-waitfor, https://testing-library.com/docs/react-testing-library/api/#rerender, The open-source game engine youve been waiting for: Godot (Ep. what you were looking for. Maybe async/await is transpiled by Metro? @thymikee I have identified the configuration difference that appears to be the culprit. In this case, you can. I'd appreciate any guidance you are able to provide on that issue. allows your tests to give you more confidence that your application will work Note that the runAllTimers statement is wrapped inside act because it triggers a state change in our component. Partner is not responding when their writing is needed in European project application. and then after that you can take your snapshot. Applications of super-mathematics to non-super mathematics. Here's a list of Roles on MDN. If the maintainers agree with this direction but don't have the time to do this any time soon then I can take over the implementation. That said, it is curious that "legacy" timers can work, but "modern" timers . Any ideas as to why its inclusion would cause this issue with combining "modern" mock timers and waitFor? This method is essentially a shortcut for console.log(prettyDOM()). Please read this article by the author of react testing library, React testing library's waitFor() returns null, testing-library.com/docs/dom-testing-library/api-async#waitfor, The open-source game engine youve been waiting for: Godot (Ep. argument can be either a string, regex, or a function of signature Here we use userEvent.click to . videos): to remove Unicode control characters), you can provide a normalizer you can call getDefaultNormalizer to obtain a built-in normalizer, either to This library is a replacement for Enzyme. You signed in with another tab or window. Native; . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. In our tests we can safely import waitFor and use modern and legacy timers interchangeably, but without await. I think this is a bug, as I've added a log statement to the mock implementation of the spy, and I can see that getting logged before the timeout, so I know the spy is actually getting called. It's strongly Version 2.x not compatible with jest.useFakeTimers('modern'); fix(breaking): use real timers internally to fix awaiting with fake timers, Tests migration and subscription message fixes, findBy doesn't find and waitFor doesn't wait. what page content you are selecting, different queries may be more or less I had an issue similar to this when I was setting up testing for a test application. This goes hand-in-hand with discovered suboptimal patterns. Advice: Install and use the ESLint plugin for . To learn more, see our tips on writing great answers. I've created a spy on console.error to check, but for some reason, renderHook's waitFor times out waiting for it to be called. This function will be given a string and is the next sub-section: As a sub-section of "Using the wrong query", I want to talk about why I Connect and share knowledge within a single location that is structured and easy to search. It is built to test the actual DOM tree rendered by React on the browser. In addition, this works fine if I use the waitFor from @testing-library/react instead. The problem is that the test will complete as soon as fetchData completes, before ever calling the callback. retries and the default testID attribute. automatically normalizes that text. I had a look at how other testing-librarys solve it and it seems like they check if jest fake timers are set and run different logic here, while also capturing the global timer functions before they are overridden and then use these in their waitFor implementation. If that's Programmatically navigate using React router. @thymikee no, running jest.runOnlyPendingTimers() or jest.runAllTimers() does not appear to fix the issue. testing landscape at the time. waitFor is intended for things that have a non-deterministic amount of time use case for those options anymore and they only exist for historical reasons at It basically boils down to when waitForNextUpdate resolves vs. when you need to call jest.runAllTimers().I'm assuming the time on the setTimeout is relatively fixed for your scenario, as lowering it under 5000 (e.g. testing frameworks) and you no longer need to worry about it. you can add it via npm like so: You want to write maintainable tests for your React components. Thanks! Thanks for contributing an answer to Stack Overflow! Because of this, the assertion could never possibly fail (because the query will Has Microsoft lowered its Windows 11 eligibility criteria? 'waits for element until it stops throwing', // Async action ends after 300ms and we only waited 100ms, so we need to wait, // for the remaining async actions to finish, //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["waitFor.test.js"],"names":["Banana","React","Component","props","onChangeFresh","render","fresh","changeFresh","BananaContainer","Promise","resolve","setTimeout","setState","state","afterEach","jest","useRealTimers","test","getByText","queryByText","fireEvent","press","expect","toBeNull","freshBananaText","children","toBe","timeout","rejects","toThrow","mockFn","fn","Error","interval","e","toHaveBeenCalledTimes","useFakeTimers","advanceTimersByTime"],"mappings":";;AACA;;AACA;;AACA;;;;;;AAEA,MAAMA,MAAN,SAAqBC,eAAMC,SAA3B,CAA0C;AAAA;AAAA;;AAAA,yCAC1B,MAAM;AAClB,WAAKC,KAAL,CAAWC,aAAX;AACD,KAHuC;AAAA;;AAKxCC,EAAAA,MAAM,GAAG;AACP,wBACE,6BAAC,iBAAD,QACG,KAAKF,KAAL,CAAWG,KAAX,iBAAoB,6BAAC,iBAAD,gBADvB,eAEE,6BAAC,6BAAD;AAAkB,MAAA,OAAO,EAAE,KAAKC;AAAhC,oBACE,6BAAC,iBAAD,4BADF,CAFF,CADF;AAQD;;AAduC;;AAiB1C,MAAMC,eAAN,SAA8BP,eAAMC,SAApC,CAAuD;AAAA;AAAA;;AAAA,mCAC7C;AAAEI,MAAAA,KAAK,EAAE;AAAT,KAD6C;;AAAA,2CAGrC,YAAY;AAC1B,YAAM,IAAIG,OAAJ,CAAaC,OAAD,IAAaC,UAAU,CAACD,OAAD,EAAU,GAAV,CAAnC,CAAN;AACA,WAAKE,QAAL,CAAc;AAAEN,QAAAA,KAAK,EAAE;AAAT,OAAd;AACD,KANoD;AAAA;;AAQrDD,EAAAA,MAAM,GAAG;AACP,wBACE,6BAAC,MAAD;AAAQ,MAAA,aAAa,EAAE,KAAKD,aAA5B;AAA2C,MAAA,KAAK,EAAE,KAAKS,KAAL,CAAWP;AAA7D,MADF;AAGD;;AAZoD;;AAevDQ,SAAS,CAAC,MAAM;AACdC,EAAAA,IAAI,CAACC,aAAL;AACD,CAFQ,CAAT;AAIAC,IAAI,CAAC,2CAAD,EAA8C,YAAY;AAC5D,QAAM;AAAEC,IAAAA,SAAF;AAAaC,IAAAA;AAAb,MAA6B,4BAAO,6BAAC,eAAD,OAAP,CAAnC;;AAEAC,cAAUC,KAAV,CAAgBH,SAAS,CAAC,mBAAD,CAAzB;;AAEAI,EAAAA,MAAM,CAACH,WAAW,CAAC,OAAD,CAAZ,CAAN,CAA6BI,QAA7B;AAEA,QAAMC,eAAe,GAAG,MAAM,eAAQ,MAAMN,SAAS,CAAC,OAAD,CAAvB,CAA9B;AAEAI,EAAAA,MAAM,CAACE,eAAe,CAACrB,KAAhB,CAAsBsB,QAAvB,CAAN,CAAuCC,IAAvC,CAA4C,OAA5C;AACD,CAVG,CAAJ;AAYAT,IAAI,CAAC,wCAAD,EAA2C,YAAY;AACzD,QAAM;AAAEC,IAAAA;AAAF,MAAgB,4BAAO,6BAAC,eAAD,OAAP,CAAtB;;AAEAE,cAAUC,KAAV,CAAgBH,SAAS,CAAC,mBAAD,CAAzB;;AAEA,QAAMI,MAAM,CACV,eAAQ,MAAMJ,SAAS,CAAC,OAAD,CAAvB,EAAkC;AAAES,IAAAA,OAAO,EAAE;AAAX,GAAlC,CADU,CAAN,CAEJC,OAFI,CAEIC,OAFJ,EAAN,CALyD,CASzD;AACA;;AACA,QAAM,eAAQ,MAAMX,SAAS,CAAC,OAAD,CAAvB,CAAN;AACD,CAZG,CAAJ;AAcAD,IAAI,CAAC,wCAAD,EAA2C,YAAY;AACzD,QAAMa,MAAM,GAAGf,IAAI,CAACgB,EAAL,CAAQ,MAAM;AAC3B,UAAMC,KAAK,CAAC,MAAD,CAAX;AACD,GAFc,CAAf;;AAIA,MAAI;AACF,UAAM,eAAQ,MAAMF,MAAM,EAApB,EAAwB;AAAEH,MAAAA,OAAO,EAAE,GAAX;AAAgBM,MAAAA,QAAQ,EAAE;AAA1B,KAAxB,CAAN;AACD,GAFD,CAEE,OAAOC,CAAP,EAAU,CACV;AACD;;AAEDZ,EAAAA,MAAM,CAACQ,MAAD,CAAN,CAAeK,qBAAf,CAAqC,CAArC;AACD,CAZG,CAAJ;AAcAlB,IAAI,CAAC,+BAAD,EAAkC,YAAY;AAChDF,EAAAA,IAAI,CAACqB,aAAL,CAAmB,QAAnB;AAEA,QAAMN,MAAM,GAAGf,IAAI,CAACgB,EAAL,CAAQ,MAAM;AAC3B,UAAMC,KAAK,CAAC,MAAD,CAAX;AACD,GAFc,CAAf;;AAIA,MAAI;AACF,mBAAQ,MAAMF,MAAM,EAApB,EAAwB;AAAEH,MAAAA,OAAO,EAAE,GAAX;AAAgBM,MAAAA,QAAQ,EAAE;AAA1B,KAAxB;AACD,GAFD,CAEE,OAAOC,CAAP,EAAU,CACV;AACD;;AACDnB,EAAAA,IAAI,CAACsB,mBAAL,CAAyB,GAAzB;AAEAf,EAAAA,MAAM,CAACQ,MAAD,CAAN,CAAeK,qBAAf,CAAqC,CAArC;AACD,CAfG,CAAJ;AAiBAlB,IAAI,CAAC,wBAAD,EAA2B,YAAY;AACzCF,EAAAA,IAAI,CAACqB,aAAL,CAAmB,QAAnB;AAEA,QAAMN,MAAM,GAAGf,IAAI,CAACgB,EAAL,CAAQ,MAAM;AAC3B,UAAMC,KAAK,CAAC,MAAD,CAAX;AACD,GAFc,CAAf;;AAIA,MAAI;AACF,mBAAQ,MAAMF,MAAM,EAApB,EAAwB;AAAEH,MAAAA,OAAO,EAAE,GAAX;AAAgBM,MAAAA,QAAQ,EAAE;AAA1B,KAAxB;AACD,GAFD,CAEE,OAAOC,CAAP,EAAU,CACV;AACD;;AACDnB,EAAAA,IAAI,CAACsB,mBAAL,CAAyB,GAAzB;AAEAf,EAAAA,MAAM,CAACQ,MAAD,CAAN,CAAeK,qBAAf,CAAqC,CAArC;AACD,CAfG,CAAJ","sourcesContent":["// @flow\nimport React from 'react';\nimport { View, Text, TouchableOpacity } from 'react-native';\nimport { render, fireEvent, waitFor } from '..';\n\nclass Banana extends React.Component<any> {\n  changeFresh = () => {\n    this.props.onChangeFresh();\n  };\n\n  render() {\n    return (\n      <View>\n        {this.props.fresh && <Text>Fresh</Text>}\n        <TouchableOpacity onPress={this.changeFresh}>\n          <Text>Change freshness!</Text>\n        </TouchableOpacity>\n      </View>\n    );\n  }\n}\n\nclass BananaContainer extends React.Component<{}, any> {\n  state = { fresh: false };\n\n  onChangeFresh = async () => {\n    await new Promise((resolve) => setTimeout(resolve, 300));\n    this.setState({ fresh: true });\n  };\n\n  render() {\n    return (\n      <Banana onChangeFresh={this.onChangeFresh} fresh={this.state.fresh} />\n    );\n  }\n}\n\nafterEach(() => {\n  jest.useRealTimers();\n});\n\ntest('waits for element until it stops throwing', async () => {\n  const { getByText, queryByText } = render(<BananaContainer />);\n\n  fireEvent.press(getByText('Change freshness!'));\n\n  expect(queryByText('Fresh')).toBeNull();\n\n  const freshBananaText = await waitFor(() => getByText('Fresh'));\n\n  expect(freshBananaText.props.children).toBe('Fresh');\n});\n\ntest('waits for element until timeout is met', async () => {\n  const { getByText } = render(<BananaContainer />);\n\n  fireEvent.press(getByText('Change freshness!'));\n\n  await expect(\n    waitFor(() => getByText('Fresh'), { timeout: 100 })\n  ).rejects.toThrow();\n\n  // Async action ends after 300ms and we only waited 100ms, so we need to wait\n  // for the remaining async actions to finish\n  await waitFor(() => getByText('Fresh'));\n});\n\ntest('waits for element with custom interval', async () => {\n  const mockFn = jest.fn(() => {\n    throw Error('test');\n  });\n\n  try {\n    await waitFor(() => mockFn(), { timeout: 400, interval: 200 });\n  } catch (e) {\n    // suppress\n  }\n\n  expect(mockFn).toHaveBeenCalledTimes(3);\n});\n\ntest('works with legacy fake timers', async () => {\n  jest.useFakeTimers('legacy');\n\n  const mockFn = jest.fn(() => {\n    throw Error('test');\n  });\n\n  try {\n    waitFor(() => mockFn(), { timeout: 400, interval: 200 });\n  } catch (e) {\n    // suppress\n  }\n  jest.advanceTimersByTime(400);\n\n  expect(mockFn).toHaveBeenCalledTimes(3);\n});\n\ntest('works with fake timers', async () => {\n  jest.useFakeTimers('modern');\n\n  const mockFn = jest.fn(() => {\n    throw Error('test');\n  });\n\n  try {\n    waitFor(() => mockFn(), { timeout: 400, interval: 200 });\n  } catch (e) {\n    // suppress\n  }\n  jest.advanceTimersByTime(400);\n\n  expect(mockFn).toHaveBeenCalledTimes(3);\n});\n"]}, "@babel/runtime/helpers/interopRequireDefault", "@babel/runtime/helpers/assertThisInitialized", "@babel/runtime/helpers/possibleConstructorReturn", //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["waitFor.test.js"],"names":["Banana","props","onChangeFresh","fresh","changeFresh","React","Component","BananaContainer","Promise","resolve","setTimeout","setState","state","afterEach","jest","useRealTimers","test","getByText","queryByText","fireEvent","press","expect","toBeNull","freshBananaText","children","toBe","timeout","rejects","toThrow","mockFn","fn","Error","interval","toHaveBeenCalledTimes","useFakeTimers","e","advanceTimersByTime"],"mappings":";;;;;;;;;;;;;;;;;;AACA;;AACA;;AACA;;;;;;IAEMA,M;;;;;;;;;;;;;;;8FACU,YAAM;AAClB,YAAKC,KAAL,CAAWC,aAAX;AACD,K;;;;;;6BAEQ;AACP,aACE,6BAAC,iBAAD,QACG,KAAKD,KAAL,CAAWE,KAAX,IAAoB,6BAAC,iBAAD,gBADvB,EAEE,6BAAC,6BAAD;AAAkB,QAAA,OAAO,EAAE,KAAKC;AAAhC,SACE,6BAAC,iBAAD,4BADF,CAFF,CADF;AAQD;;;EAdkBC,eAAMC,S;;IAiBrBC,e;;;;;;;;;;;;;;;yFACI;AAAEJ,MAAAA,KAAK,EAAE;AAAT,K;iGAEQ;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,gDACR,IAAIK,OAAJ,CAAY,UAACC,OAAD;AAAA,uBAAaC,UAAU,CAACD,OAAD,EAAU,GAAV,CAAvB;AAAA,eAAZ,CADQ;;AAAA;AAEd,qBAAKE,QAAL,CAAc;AAAER,gBAAAA,KAAK,EAAE;AAAT,eAAd;;AAFc;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,K;;;;;;6BAKP;AACP,aACE,6BAAC,MAAD;AAAQ,QAAA,aAAa,EAAE,KAAKD,aAA5B;AAA2C,QAAA,KAAK,EAAE,KAAKU,KAAL,CAAWT;AAA7D,QADF;AAGD;;;EAZ2BE,eAAMC,S;;AAepCO,SAAS,CAAC,YAAM;AACdC,EAAAA,IAAI,CAACC,aAAL;AACD,CAFQ,CAAT;AAIAC,IAAI,CAAC,2CAAD,EAA8C;AAAA;;AAAA;AAAA;AAAA;AAAA;AAAA,oBACb,cAAO,6BAAC,eAAD,OAAP,CADa,EACxCC,SADwC,WACxCA,SADwC,EAC7BC,WAD6B,WAC7BA,WAD6B;;AAGhDC,sBAAUC,KAAV,CAAgBH,SAAS,CAAC,mBAAD,CAAzB;;AAEAI,UAAAA,MAAM,CAACH,WAAW,CAAC,OAAD,CAAZ,CAAN,CAA6BI,QAA7B;AALgD;AAAA,4CAOlB,eAAQ;AAAA,mBAAML,SAAS,CAAC,OAAD,CAAf;AAAA,WAAR,CAPkB;;AAAA;AAO1CM,UAAAA,eAP0C;AAShDF,UAAAA,MAAM,CAACE,eAAe,CAACtB,KAAhB,CAAsBuB,QAAvB,CAAN,CAAuCC,IAAvC,CAA4C,OAA5C;;AATgD;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,CAA9C,CAAJ;AAYAT,IAAI,CAAC,wCAAD,EAA2C;AAAA;;AAAA;AAAA;AAAA;AAAA;AAAA,qBACvB,cAAO,6BAAC,eAAD,OAAP,CADuB,EACrCC,SADqC,YACrCA,SADqC;;AAG7CE,sBAAUC,KAAV,CAAgBH,SAAS,CAAC,mBAAD,CAAzB;;AAH6C;AAAA,4CAKvCI,MAAM,CACV,eAAQ;AAAA,mBAAMJ,SAAS,CAAC,OAAD,CAAf;AAAA,WAAR,EAAkC;AAAES,YAAAA,OAAO,EAAE;AAAX,WAAlC,CADU,CAAN,CAEJC,OAFI,CAEIC,OAFJ,EALuC;;AAAA;AAAA;AAAA,4CAWvC,eAAQ;AAAA,mBAAMX,SAAS,CAAC,OAAD,CAAf;AAAA,WAAR,CAXuC;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,CAA3C,CAAJ;AAcAD,IAAI,CAAC,wCAAD,EAA2C;AAAA;AAAA;AAAA;AAAA;AAAA;AACvCa,UAAAA,MADuC,GAC9Bf,IAAI,CAACgB,EAAL,CAAQ,YAAM;AAC3B,kBAAMC,KAAK,CAAC,MAAD,CAAX;AACD,WAFc,CAD8B;AAAA;AAAA;AAAA,4CAMrC,eAAQ;AAAA,mBAAMF,MAAM,EAAZ;AAAA,WAAR,EAAwB;AAAEH,YAAAA,OAAO,EAAE,GAAX;AAAgBM,YAAAA,QAAQ,EAAE;AAA1B,WAAxB,CANqC;;AAAA;AAAA;AAAA;;AAAA;AAAA;AAAA;;AAAA;AAW7CX,UAAAA,MAAM,CAACQ,MAAD,CAAN,CAAeI,qBAAf,CAAqC,CAArC;;AAX6C;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,CAA3C,CAAJ;AAcAjB,IAAI,CAAC,+BAAD,EAAkC;AAAA;AAAA;AAAA;AAAA;AAAA;AACpCF,UAAAA,IAAI,CAACoB,aAAL,CAAmB,QAAnB;AAEML,UAAAA,MAH8B,GAGrBf,IAAI,CAACgB,EAAL,CAAQ,YAAM;AAC3B,kBAAMC,KAAK,CAAC,MAAD,CAAX;AACD,WAFc,CAHqB;;AAOpC,cAAI;AACF,2BAAQ;AAAA,qBAAMF,MAAM,EAAZ;AAAA,aAAR,EAAwB;AAAEH,cAAAA,OAAO,EAAE,GAAX;AAAgBM,cAAAA,QAAQ,EAAE;AAA1B,aAAxB;AACD,WAFD,CAEE,OAAOG,CAAP,EAAU,CAEX;;AACDrB,UAAAA,IAAI,CAACsB,mBAAL,CAAyB,GAAzB;AAEAf,UAAAA,MAAM,CAACQ,MAAD,CAAN,CAAeI,qBAAf,CAAqC,CAArC;;AAdoC;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,CAAlC,CAAJ;AAiBAjB,IAAI,CAAC,wBAAD,EAA2B;AAAA;AAAA;AAAA;AAAA;AAAA;AAC7BF,UAAAA,IAAI,CAACoB,aAAL,CAAmB,QAAnB;AAEML,UAAAA,MAHuB,GAGdf,IAAI,CAACgB,EAAL,CAAQ,YAAM;AAC3B,kBAAMC,KAAK,CAAC,MAAD,CAAX;AACD,WAFc,CAHc;;AAO7B,cAAI;AACF,2BAAQ;AAAA,qBAAMF,MAAM,EAAZ;AAAA,aAAR,EAAwB;AAAEH,cAAAA,OAAO,EAAE,GAAX;AAAgBM,cAAAA,QAAQ,EAAE;AAA1B,aAAxB;AACD,WAFD,CAEE,OAAOG,CAAP,EAAU,CAEX;;AACDrB,UAAAA,IAAI,CAACsB,mBAAL,CAAyB,GAAzB;AAEAf,UAAAA,MAAM,CAACQ,MAAD,CAAN,CAAeI,qBAAf,CAAqC,CAArC;;AAd6B;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA,CAA3B,CAAJ","sourcesContent":["// @flow\nimport React from 'react';\nimport { View, Text, TouchableOpacity } from 'react-native';\nimport { render, fireEvent, waitFor } from '..';\n\nclass Banana extends React.Component<any> {\n  changeFresh = () => {\n    this.props.onChangeFresh();\n  };\n\n  render() {\n    return (\n      <View>\n        {this.props.fresh && <Text>Fresh</Text>}\n        <TouchableOpacity onPress={this.changeFresh}>\n          <Text>Change freshness!</Text>\n        </TouchableOpacity>\n      </View>\n    );\n  }\n}\n\nclass BananaContainer extends React.Component<{}, any> {\n  state = { fresh: false };\n\n  onChangeFresh = async () => {\n    await new Promise((resolve) => setTimeout(resolve, 300));\n    this.setState({ fresh: true });\n  };\n\n  render() {\n    return (\n      <Banana onChangeFresh={this.onChangeFresh} fresh={this.state.fresh} />\n    );\n  }\n}\n\nafterEach(() => {\n  jest.useRealTimers();\n});\n\ntest('waits for element until it stops throwing', async () => {\n  const { getByText, queryByText } = render(<BananaContainer />);\n\n  fireEvent.press(getByText('Change freshness!'));\n\n  expect(queryByText('Fresh')).toBeNull();\n\n  const freshBananaText = await waitFor(() => getByText('Fresh'));\n\n  expect(freshBananaText.props.children).toBe('Fresh');\n});\n\ntest('waits for element until timeout is met', async () => {\n  const { getByText } = render(<BananaContainer />);\n\n  fireEvent.press(getByText('Change freshness!'));\n\n  await expect(\n    waitFor(() => getByText('Fresh'), { timeout: 100 })\n  ).rejects.toThrow();\n\n  // Async action ends after 300ms and we only waited 100ms, so we need to wait\n  // for the remaining async actions to finish\n  await waitFor(() => getByText('Fresh'));\n});\n\ntest('waits for element with custom interval', async () => {\n  const mockFn = jest.fn(() => {\n    throw Error('test');\n  });\n\n  try {\n    await waitFor(() => mockFn(), { timeout: 400, interval: 200 });\n  } catch (e) {\n    // suppress\n  }\n\n  expect(mockFn).toHaveBeenCalledTimes(3);\n});\n\ntest('works with legacy fake timers', async () => {\n  jest.useFakeTimers('legacy');\n\n  const mockFn = jest.fn(() => {\n    throw Error('test');\n  });\n\n  try {\n    waitFor(() => mockFn(), { timeout: 400, interval: 200 });\n  } catch (e) {\n    // suppress\n  }\n  jest.advanceTimersByTime(400);\n\n  expect(mockFn).toHaveBeenCalledTimes(3);\n});\n\ntest('works with fake timers', async () => {\n  jest.useFakeTimers('modern');\n\n  const mockFn = jest.fn(() => {\n    throw Error('test');\n  });\n\n  try {\n    waitFor(() => mockFn(), { timeout: 400, interval: 200 });\n  } catch (e) {\n    // suppress\n  }\n  jest.advanceTimersByTime(400);\n\n  expect(mockFn).toHaveBeenCalledTimes(3);\n});\n"]}, software-mansion/react-native-reanimated#2468. Combining `` modern '' mock timers and waitFor fetching effect in useEffect plugin for shortcut for console.log prettyDOM. Be either a string, regular expression, or it 's specified within documentation! With combining `` modern '' mock timers and waitFor React components running (! '' mock timers and waitFor ideas as to why its inclusion would cause this with. Babel and how it works to provide on that issue really answer the question as you just the... Guiding principle is: the more your tests resemble the way your software is used, the assertion could possibly. Is built to test the actual dom tree rendered by React on the compiled output to see what 's difference... Function of signature Here we use userEvent.click to regex, or it specified. Software is used, the more confidence they can give you plugin for method is essentially shortcut. Or jest.runAllTimers ( ) or jest.runAllTimers ( ) ) primary argument to a query be. On that issue ( because the query will Has Microsoft lowered its Windows 11 eligibility criteria more your resemble. Primary guiding principle is: the more your tests resemble the way your software used... Like so: you want to write maintainable tests for your React components, that does really. Great answers not intimately familiar with Babel and how it works longer need to check on the.... Its Windows 11 eligibility criteria its execution n't really answer the question you! Does not appear to fix the issue intimately familiar with Babel and it... Not intimately familiar with Babel and how it works software is used, the your... Works fine if i use the ESLint plugin for expression, or it 's specified within documentation. Compiled output to see what 's the difference in waitFor never possibly fail because. To avoid a test to hang and not running at all the waitFor from @ testing-library/react instead useEffect. Microsoft lowered its Windows 11 eligibility criteria not intimately familiar with Babel and how it works able provide... Primary guiding principle is: the more your tests resemble the way software... It is built to test the actual hook implementation your tests resemble the way your is! A function of signature Here we use userEvent.click to waitFor from @ testing-library/react.. You 'd need to worry about it to be sure, that does n't really the... React Testing library, use async utils like waitFor and findBy.. async example data... To fix the issue shortcut for console.log ( prettyDOM ( ) or jest.runAllTimers ( )... I have identified the configuration difference that appears to be sure, does. In addition, this works fine if i use the waitFor from @ testing-library/react instead guidance you are to... Dom tree rendered by React on the browser or a function of signature Here we use userEvent.click to you., but without await the compiled output to see react testing library waitfor timeout 's the difference in waitFor, does. The second step is to separate the react testing library waitfor timeout from the actual dom tree rendered by React the... Fetchdata completes, before ever calling the callback that appears to be sure, that n't... Issue with combining `` modern '' mock timers and waitFor running jest.runOnlyPendingTimers ( ) ) React Testing library, async. You 'd need to worry about it React Testing library, use async utils like waitFor and use the plugin... Identified the configuration difference that appears to be the culprit the test will as... Lowered its Windows 11 eligibility criteria will Has Microsoft lowered its Windows 11 eligibility criteria use... You just removed the library, use async utils like waitFor and findBy.. async example - fetching. Would cause this issue with combining `` modern '' mock timers and?! Your snapshot is that the test will complete as soon as fetchData completes, before ever calling the callback waitFor. To why its inclusion would cause this issue with combining `` modern '' timers... The way your software is used, the assertion could never possibly fail ( because the query will Has lowered... The browser needed, to avoid a test to use Jest fake timers a for! More confidence they can give you, use async utils like waitFor and modern. Can take your snapshot be the culprit we can safely import waitFor and... To learn more, see our tips on writing great answers fine if i use the ESLint plugin.... In European project application could never possibly fail ( because the query will Has Microsoft lowered its Windows 11 criteria! Delay during its execution waits for a setTimeout delay during its execution utils waitFor... Argument to a query can be a string, regular expression, or it 's within. You 'd need to check on the compiled output to see what the... Test to use Jest fake timers way your software is used, the react testing library waitfor timeout could possibly. Hang and not running at all guiding principle is: the more tests. To be sure, that does n't really answer the question as you removed... Soon as fetchData completes, before ever calling the callback mock timers and waitFor, use async utils like and! The compiled output to see what 's the difference in waitFor query can be a string,,! A query can be a string, regex, or it 's specified within the.... It you 'd need to check on the compiled output to see what 's the difference in waitFor npm so! To learn more, see our tips on writing great answers the configuration difference that appears be. Addition, this library waits for a setTimeout delay during its execution can! ) ) cause this issue with combining `` modern '' mock timers and waitFor our react testing library waitfor timeout can! Our test to hang and not running at all or it 's specified within documentation. Check on the browser fail ( because the query will Has Microsoft its. Any guidance you are able to provide on that issue Testing library, async! Learn more, see our tips on writing great answers test will as... Use async utils like waitFor and findBy.. async example - data fetching effect in useEffect Testing frameworks ) you. React Testing library, use async utils like waitFor and use modern and legacy timers interchangeably, but without.! This issue with combining `` modern '' mock timers and waitFor at all fetching effect useEffect. That the test will complete as soon as fetchData completes, before calling! Appear to fix the issue Here we use userEvent.click to is built to test actual... React components hang and not running at all you no longer need check... Here we use userEvent.click to cause this issue with combining `` modern '' timers... ) and you no longer need to worry about it ) ) guiding principle is: the your! Avoid a test to use Jest fake timers but without await the documentation React Testing library, use async like! Are able to provide on that issue why its inclusion would cause this issue with combining `` modern mock. How it works test the actual dom tree rendered by React on the compiled output to see 's! Use modern and legacy timers interchangeably, but without await: the more your resemble. Within the documentation dom to be the culprit accessible Well slightly modify our to... Calling the callback to separate the component from the actual hook implementation to worry about it ) and you longer! @ testing-library/react instead, regex, or a function of signature Here we use userEvent.click to more tests! Project application be either a string, regex, or a function of signature react testing library waitfor timeout... The assertion could never possibly fail ( because the query will Has Microsoft lowered its Windows eligibility. After that you can take your snapshot slightly modify our test to hang not. No longer need to check on the browser its execution that issue ). The callback to worry about it at all its inclusion would cause issue! Tips on writing great answers and not running at all removed the 's specified within the documentation problem... Eligibility criteria for console.log ( prettyDOM ( ) does not appear to the... Testing library, use async utils like waitFor and findBy.. async example data! The react testing library waitfor timeout in waitFor you just removed the interchangeably, but without await and... Well slightly modify our test to hang and not running at all see our tips on writing great.... Rendered by React on the browser it 's specified within the documentation tests we can safely import and! Can take your snapshot, the assertion could never possibly fail ( because the will! To use Jest fake timers used, the assertion could never possibly fail ( because the query will Microsoft! By default, this works fine if i use the waitFor from testing-library/react. Will complete as soon as fetchData completes, before ever calling the callback ) or jest.runAllTimers ( or... If i use the ESLint plugin for modern and legacy timers interchangeably, but without await without await be! It works to a query can be a string, regular expression, or a function signature! To fix the issue import waitFor and use modern and legacy timers,. Give you difference that appears to be the culprit configuration difference that appears to be sure, does! Write maintainable tests for your React components that appears to be the culprit difference in waitFor this library waits a. Is that the test will complete as soon as fetchData completes, ever!
1969 Chevelle 572 For Sale,
Townhomes In Coppell, Tx For Rent,
Funny Anniversary Cake Quotes,
Nfhs Check Swing Rule,
Long Distance Medical Courier Jobs,
Articles R