问题描述
我在 React 应用程序中使用 Stryker 进行突变测试
当我运行命令 npx stryker run
时,出现以下错误
我能够生成 Stryker 报告
但是当我更新测试用例时无法生成更新的报告。
$ npx stryker run
12:41:27 (18244) INFO ConfigReader Using stryker.conf.js
12:41:28 (18244) INFO InputFileResolver Found 17 of 142 file(s) to be mutated.
12:41:28 (18244) INFO Instrumenter Instrumented 17 source file(s) with 932 mutant(s)
12:41:28 (18244) INFO ConcurrencyTokenProvider Creating 6 checker process(es) and 5 test runner process(es).
12:41:47 (18244) INFO DryRunExecutor Starting initial test run. This may take a while.
12:41:48 (18244) INFO DryRunExecutor Initial test run succeeded. Ran 0 tests in 1 second (net 0 ms,overhead 1130 ms).
12:41:48 (18244) ERROR Stryker No tests were executed. Stryker will exit prematurely. Please check your configuration.
我的 Stryker 配置文件:
* @type {import('@stryker-mutator/api/core').StrykerOptions}
* @type {import('@stryker-mutator/typescript-checker').StrykerOptions}
*/
module.exports = {
_comment:
"This config was generated using 'stryker init'. Please see the guide for more information: https://stryker-mutator.io/docs/stryker/guides/react",testRunner: 'jest',mutate: [
'src/index.js','src/App.js',],reporters: ['progress','clear-text','html'],coverageAnalysis: 'off',jest: {
projectType: 'create-react-app',},checkers: ['typescript'],tsconfigFile: 'tsconfig.json',}; ````
[1]: https://i.stack.imgur.com/Hs8Tq.png
解决方法
通过在 stryker.config.js 文件中添加以下内容解决了问题
tempDirName: 'strykerTmp',