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karma.conf.js
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karma.conf.js
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// Karma configuration for Unit testing
const path = require("path");
const FilterWarningsPlugin = require("webpack-filter-warnings-plugin");
module.exports = function(config) {
const configuration = {
// base path that will be used to resolve all patterns (eg. files, exclude)
basePath: "",
// frameworks to use
// available frameworks: https://npmjs.org/browse/keyword/karma-adapter
frameworks: ["jasmine"],
plugins: [
require("karma-jasmine"),
require("karma-chrome-launcher"),
require("karma-webpack"),
require("karma-sourcemap-loader"),
require("karma-spec-reporter"),
require("karma-coverage-istanbul-reporter"),
require("istanbul-instrumenter-loader")
],
// list of files / patterns to load in the browser
files: [{ pattern: "spec.bundle.js", watched: false }],
// list of files to exclude
exclude: [],
// preprocess matching files before serving them to the browser
// available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
preprocessors: {
"spec.bundle.js": ["webpack", "sourcemap"]
},
// webpack
webpack: {
mode: "development",
resolve: {
extensions: [".ts", ".js"]
},
module: {
rules: [
{
test: /\.ts/,
use: [
{ loader: "ts-loader" },
{ loader: "angular2-template-loader" },
{ loader: "source-map-loader" }
],
exclude: /node_modules/
},
{
test: /\.html$/,
use: "raw-loader"
},
{
test: /\.css$/,
use: [{ loader: "to-string-loader" }, { loader: "css-loader" }]
},
{
test: /\.scss$/,
use: [{ loader: "raw-loader" }, { loader: "sass-loader" }]
},
{
enforce: "post",
test: /\.ts/,
use: [
{
loader: "istanbul-instrumenter-loader",
options: { esModules: true }
}
],
exclude: [/\.spec.ts/, /node_modules/]
}
],
exprContextCritical: false
},
devtool: "inline-source-map",
performance: { hints: false },
/* Workaround for https://github.com/angular/angular/issues/21560 */
plugins: [
new FilterWarningsPlugin({
exclude: /System.import/
})
]
},
webpackServer: {
noInfo: true
},
// test results reporter to use
// possible values: 'dots', 'progress'
// available reporters: https://npmjs.org/browse/keyword/karma-reporter
reporters: ["spec", "coverage-istanbul"],
coverageIstanbulReporter: {
reports: ["html", "lcovonly"],
dir: path.join(__dirname, "coverage"),
fixWebpackSourcePaths: true
},
// web server port
port: 9876,
// enable / disable colors in the output (reporters and logs)
colors: true,
// level of logging
// possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
logLevel: config.LOG_INFO,
// enable / disable watching file and executing tests whenever any file changes
autoWatch: true,
// start these browsers
// available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
browsers: ["Chrome"],
// Continuous Integration mode
// if true, Karma captures browsers, runs the tests and exits
singleRun: true
};
config.set(configuration);
};