karma.conf.js

process.env.TEST = true;
process.env.NODE_ENV = "test";

const webpackConfig = require("./webpack.config.js")({ production: false, karma: true });

delete webpackConfig.entry;

module.exports = config => {
    var configuration = {
        captureConsole: true,
        // proxies: {
        //     "/static/assets/i18n/en/translation.json": "/assets/i18n/en/translation.json",
        //     "/static/assets/i18n/es/translation.json": "/assets/i18n/es/translation.json"
        // },
        basePath: "",
        frameworks: ["mocha", "chai", "sinon", "es6-shim"],
        files: [
            { pattern: "node_modules/bluebird/js/browser/bluebird.js", include: true },
            { pattern: "node_modules/phaser/dist/phaser.js", include: true },
            { pattern: "./test/**/**/**.test.ts", include: true },
            { pattern: "**/*.map", served: true, included: false, watched: true },
            { pattern: "assets/**/*.json", watched: false, included: false, served: true }
        ],
        preprocessors: {
            "./**/**/**/**.ts": ["sourcemap"],
            "./test/**/**/**.test.ts": ["webpack"]
        },
        webpack: webpackConfig,
        webpackMiddleware: {
            noInfo: true
        },
        plugins: [
            "karma-webpack",
            "karma-sourcemap-writer",
            "karma-sourcemap-loader",
            "karma-remap-istanbul",
            "karma-mocha-reporter",
            "karma-mocha",
            "karma-chai",
            "karma-sinon",
            "karma-es6-shim",
            "karma-coverage-istanbul-reporter"
        ],
        reporters: config.singleRun ? ["dots", "mocha", "coverage-istanbul"] : ["dots", "mocha"],
        coverageIstanbulReporter: {
            reports: ["html", "lcov", "lcovonly", "text-summary"],
            dir: "coverage",
            fixWebpackSourcePaths: true,
            "report-config": {
                html: {
                    subdir: "html-report"
                }
            }
        },
        port: 9876,
        colors: true,
        logLevel: config.LOG_INFO,
        autoWatch: true,
        browsers: []
    };

    if (process.env.TRAVIS) {
        configuration.browsers.push("PhantomJS");
        configuration.plugins.push("karma-phantomjs-launcher");
    } else {
        configuration.browsers.push("PhantomJS");
        configuration.plugins.push("karma-phantomjs-launcher");
    }

    config.set(configuration);
};