Der*_*lop 5 javascript jasmine karma-runner webpack angular
我尝试使用webpack@^2.2.1和karma@1.4.1运行我的业力测试。但我得到的只是这个错误:
ERROR [preprocess]: Can not load "webpack"!
Error
at webpack (/Users/plano/S/plano/projects/scheduler.frontend.ng2/node_modules/webpack/lib/webpack.js:19:9)
at new Plugin (/Users/plano/S/plano/projects/scheduler.frontend.ng2/node_modules/karma-webpack/lib/karma-webpack.js:65:18)
at invoke (/Users/plano/S/plano/projects/scheduler.frontend.ng2/node_modules/di/lib/injector.js:75:15)
...
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我发现的所有解决方案都是关于karma@0.12.x 中的一个错误(例如这个 github 问题和这个 stackoverflow 问题)。我在 1.4.1 所以他们对我没有帮助。
这篇文章告诉我entry: {}从 webpack 配置中删除。entry: {}我的 webpack 配置没有。
根据这个 stackoverflow 答案,这是一个 webpack 问题,因为2.2.0-rc.4. 所以我试过了2.2.0-rc.3。没有改变。
我的 karma.conf.js:
'use strict';
module.exports = config => {
config.set({
autoWatch: true,
browsers: ['Chrome', 'PhantomJS'],
files: [
'../node_modules/es6-shim/es6-shim.min.js',
'karma.entry.js'
],
frameworks: ['jasmine'],
logLevel: config.LOG_INFO,
phantomJsLauncher: {
exitOnResourceError: true
},
port: 9876,
preprocessors: {
'karma.entry.js': ['webpack', 'sourcemap']
},
reporters: ['dots'],
singleRun: true,
webpack: require('../webpack/webpack.test.js'),
webpackServer: {
noInfo: true
}
});
};
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我的 webpack.test.js:
'use strict';
const path = require('path');
const webpack = require('webpack');
module.exports = {
devtool: 'inline-source-map',
module: {
preLoaders: [
{ exclude: /node_modules/, loader: 'tslint', test: /\.ts$/ }
],
loaders: [
{ loader: 'raw', test: /\.(css|html)$/ },
{ exclude: /node_modules/, loader: 'ts', test: /\.ts$/ },
{
test: /\.scss$/,
exclude: /node_modules/,
loaders: ['raw-loader', 'sass-loader'] // sass-loader not scss-loader
}
]
},
resolve: {
extensions: ['', '.js', '.ts'],
modulesDirectories: ['node_modules'],
root: path.resolve('.', 'src')
},
tslint: {
emitErrors: true
}
};
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解决了。
我的webpack.test.js中有一个这样的选项:
tslint: {
emitErrors: true
}
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Webpack 2 有非常严格的配置。现在看起来像这样:
plugins: [
...
new LoaderOptionsPlugin({
options: {
emitErrors: true
}
}),
]
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更多信息在这里:https://github.com/gonzofish/semaphore-ng2-webpack/pull/4#issuecomment-279374763
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