umi*_*der 5 karma-runner karma-jasmine visual-studio-code angular
我正在使用Visual Studio Code(版本 1.40.1)处理我的Angular 8项目,并通过命令从其终端运行Karma/Jasmine测试ng test
。当测试失败时,我总是能够通过Ctrl + click
嵌入在堆栈跟踪中的终端链接跳转到相关的源文件。几天后,这不再起作用,而是打开了一个新的 Chrome 浏览器标签。
我认为问题可能与任何最近更新的npm
软件包有关。因此,我创建了一个全新的角度8项目(ng new
),在做了小改动app.component.spec.ts
,并开始ng test
。不幸的是,同样的问题也出现在那里。完全卸载并重新安装 VSCode 也无济于事。
关于如何获得原始功能(跳转到源代码)的任何想法?
包.json
{
"name": "app",
"version": "0.0.0",
"scripts": {
"ng": "ng",
"start": "ng serve",
"build": "ng build",
"test": "ng test",
"lint": "ng lint",
"e2e": "ng e2e"
},
"private": true,
"dependencies": {
"@angular/animations": "~8.2.13",
"@angular/common": "~8.2.13",
"@angular/compiler": "~8.2.13",
"@angular/core": "~8.2.13",
"@angular/forms": "~8.2.13",
"@angular/platform-browser": "~8.2.13",
"@angular/platform-browser-dynamic": "~8.2.13",
"@angular/router": "~8.2.13",
"rxjs": "~6.4.0",
"tslib": "^1.10.0",
"zone.js": "~0.9.1"
},
"devDependencies": {
"@angular-devkit/build-angular": "~0.803.18",
"@angular/cli": "~8.3.18",
"@angular/compiler-cli": "~8.2.13",
"@angular/language-service": "~8.2.13",
"@types/node": "~8.9.4",
"@types/jasmine": "~3.3.8",
"@types/jasminewd2": "~2.0.3",
"codelyzer": "^5.0.0",
"jasmine-core": "~3.4.0",
"jasmine-spec-reporter": "~4.2.1",
"karma": "~4.1.0",
"karma-chrome-launcher": "~2.2.0",
"karma-coverage-istanbul-reporter": "~2.0.1",
"karma-jasmine": "~2.0.1",
"karma-jasmine-html-reporter": "^1.4.0",
"protractor": "~5.4.0",
"ts-node": "~7.0.0",
"tslint": "~5.15.0",
"typescript": "~3.5.3"
}
}
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业力配置文件
module.exports = function (config) {
config.set({
basePath: '',
frameworks: ['jasmine', '@angular-devkit/build-angular'],
plugins: [
require('karma-jasmine'),
require('karma-chrome-launcher'),
require('karma-jasmine-html-reporter'),
require('karma-coverage-istanbul-reporter'),
require('@angular-devkit/build-angular/plugins/karma')
],
client: {
clearContext: false // leave Jasmine Spec Runner output visible in browser
},
coverageIstanbulReporter: {
dir: require('path').join(__dirname, './coverage/app'),
reports: ['html', 'lcovonly', 'text-summary'],
fixWebpackSourcePaths: true
},
reporters: ['progress', 'kjhtml'],
port: 9876,
colors: true,
logLevel: config.LOG_INFO,
autoWatch: true,
browsers: ['Chrome'],
singleRun: false,
restartOnFileChange: true
});
};
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您按住 Ctrl 键并单击不会直接导航到该文件,因为显示的是错误堆栈http://localhost:9876/_karma_webpack_/src/app/app.component.spec.ts
而不是src/app/app.component.spec.ts
.
您可以使用此答案中建议的选项,其中包括在配置中指定一个formatError
函数karma.conf.js
formatError: (msg) =>
msg.replace(/http:\/\/localhost:9876\/_karma_webpack_\//g, '')
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这将导致 karma 在格式化错误堆栈时使用上述方法(http://localhost:9876/_karma_webpack_
从堆栈跟踪中完全删除)。
现在,至于为什么会发生这种情况,我不确定。我检查了一个旧的 Angular 7 项目,其中包含 karma /jasmine/... 的旧依赖项,它像以前一样工作(即错误堆栈直接引用 中的文件src
)。
然后我将 karma、jasmine、karma-jasmine...升级到最新版本,它仍然有效。
当我升级到 Angular 8 时,我开始遇到同样的问题。所以某些地方一定发生了变化,但我不知道在哪里
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