stryker-js
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stryker-mutator
Mutation testing for JavaScript and friends
Inspired by the existing Typescript Checker Plugin. This checker is a more bare-bones version of the typesript plugin, and doesn't have much in the way of customisability or testing yet....
**Question** Running simply "stryker run", mutations are being created and everything seems to run smoothly, until i receive the error that the dry run failed: ``` 22:19:29 (12628) DEBUG JestTestRunner...
**Summary** Hello, I'm having some problems in testing transition values with timing. My tests with jest and testing-library run smoothly, but inside the stryker sandbox, it shows a test break...
**Is your feature request related to a problem? Please describe.** Mutation testing takes time. Right now, Stryker can only run mutation testing as a whole. This means waiting minutes or...
**Is your feature request related to a problem? Please describe.** I've been slowly migrating my projects to use `vite` as the config bundler. With that they recently introduced [vitest](https://vitest.dev/) which...
**Is your feature request related to a problem? Please describe.** The TypeScript checker is currently very slow since it is checking mutants one by one. **Describe the solution you'd like**...
**Question** Does stryker always run the karma runner regardless if it is declared as test runner in the stryker configuration file, i am using jest configuration? I am receiving the...
**Question** I created an application with multiple Jest projects because I need to tests node and jsdom environments. When I launch `stryker run`, I encountered this exception: ``` ERROR DryRunExecutor...
Before we release V6, I think it might be a good idea to measure the performance improvements.
**Is your feature request related to a problem? Please describe.** I'm frustrated when I try to run stryker on a new project with `npx stryker run` but forgot to run...
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Mutation testing for JavaScript and friends