enzyme

How to mock jQuery .done() so it executes correctly with Jest?

前提是你 提交于 2020-12-12 10:59:28
问题 I'm trying to write a unit-test for a password changing React-module, but i can't get the code to be executed in brackets. I've written a mock for the module MyAPI, the mock code is executed just fine and with console.log("something") i can see the output in console. However, i can't get the code to run after the .done(function (data). It's most likely because the mock is replacing those with it's own code. I know one option is to use a fake server like Nock, but I wouldn't want to turn it

How to use jest.spyOn with React function component using Typescript

戏子无情 提交于 2020-12-10 08:48:06
问题 I am developing a React app using Typescript, and hooks, and I am trying to use Enzyme with Jest to test the function components. I am unable to use jest.spyOn to test a method in my component. The jest.spyOn method doesn't resolve correctly and shows following message on hover "Argument of type '"validateBeforeSave"' is not assignable to parameter of type '"context" | "setState" | "forceUpdate" | "render" | "componentDidMount" | "shouldComponentUpdate" | "componentWillUnmount" |

How to test that a media query css applies to an element upon screen resize using jest and enzyme in reactjs

为君一笑 提交于 2020-12-09 14:01:51
问题 I am trying to test the responsiveness of the application I am building in reactjs using jest and enzyme. How can I do that? I have a sidebar which transitions left and disappears when the screen size is less than or equal to 1024px. I went through this - Figuring out how to mock the window size changing for a react component test stackoverflow question to simulate/mock a screen resize. Then I tried using DOM functions like getComputedStyle to see if the css rule for transition is applied to

How to test that a media query css applies to an element upon screen resize using jest and enzyme in reactjs

前提是你 提交于 2020-12-09 14:01:06
问题 I am trying to test the responsiveness of the application I am building in reactjs using jest and enzyme. How can I do that? I have a sidebar which transitions left and disappears when the screen size is less than or equal to 1024px. I went through this - Figuring out how to mock the window size changing for a react component test stackoverflow question to simulate/mock a screen resize. Then I tried using DOM functions like getComputedStyle to see if the css rule for transition is applied to