I want to unit test this JS code with Jest. It’s using the ws websocket library: Socket.js I want to check the error is thrown. For that to happen, I create a mock for the socket and then need to set the readyState of the socket object to CLOSED. The issue is that this is impossible because it’s a readonly
Tag: testing
Sudoku puzzle test
Trying to write a script that check if Sudoku puzzle is correctly solved. I tried to check every value using 2 cycles and test method and replace value to “0” if test return true but script does not replace all the values and I don’t understand why. Could you please explain why script replaces some values, but others does not?
Cypress is not running in ci SyntaxError: Unexpected token ‘export’ with cypress-io/github-action@v2 typescript
I have the following plugin file for cypress: frontend/cypress/plugins/index.ts: When I run it on my machine it’s working but when I use cypress-io/github-action@v2 in my github actions I get the following error: This is my .github/workflows/cypress-tests.yml: My frontend/cypress.json config file is empty. This is my frontend/cypress/tsconfig.json in the cypress folder: This frontend/cypress/plugins/tsconfig.jsonis inside the Plugins folder: I have copied this
Module pattern variable returning undefined in test?
I have the following code below which returns certain data depending on NODE_ENV: config.js This works well in my component when I set NODE_ENV. However in my test, I keep getting undefined as a result. config.test.js Again, Config.data works fine in my React component when I start it up, but I guess I need to somehow initialize this for it
Click multiple: true cypress
I have a page where I land that have about 15 icons on it all with the same source. The way im grabbing each element looks like this: The issue that have is that after clicking on an icon I have a model that pops up where I need to click another button before I can continue to the next
Issue with setting up jest mock
I have the following function that is used within cypress tests for which I want to do unit testing (filterTests.js): A test double for Cypress.env needs to be created. I’m not sure if this would technically be considered a stub, mock, fake, dummy, etc…, but the philosophical discussion isn’t the focus right now. It looks like in the Cypress world,
how to fix an error “is not a function” in unit testing angular 11
I saw this error lot of times but any solution for my problem, my component : My test : I don’t understand why I got this error : ” TypeError: this.dialogService.refs.push is not a function” I try to replace useClass instead of useValue but I had unreachable knowing is angular 11. I did lot of research but I found anything.
Karma-jasmine How i test a close function in a modal
I need to test this, but I’m new testing and I do not have idea, I’m working with angular, I just want to test the close function and maybe if it renders. This is the html. And this is the modal.component.ts Answer In order to test if EventEmitter emits an event when clicking on background div, you should write a
How to set Node Environment as Env Variable in the middle of the app?
I know that I can do process.env.NODE_ENV = TEST but it is not working for me. Relevant code below: test.js src/index.js user.js So the issue here is that when I run test.js, I am importing, and therefore running user.js before I set my NODE_ENV. Since imports are hoisted I can’t bring the env setting earlier either. However, I need the
Can I rethrow a rejected await function, and catch it immediately
I’d like to catch all my exceptions in one place, but I can’t do that currently: There is an important thing to note if you like more try/catch. The following code won’t catch the error: […] Remember: a rejected Promise will propagate up in the stack unless you catch it. To catch the error properly in try/catch you would refactor