karma.conf.js

// Karma configuration
// Generated on Mon Oct 29 2018 14:12:47 GMT-0400 (Eastern Daylight Time)

const path  = require( 'path' );
const url = require( 'url' );
const proxy = require( 'express-http-proxy' );
const MiniCssExtractPlugin = require( 'mini-css-extract-plugin' );

const materialIconFiles = [
    { pattern: 'node_modules/material-icons/iconfont/material-icons.css', included: true },
    { pattern: 'node_modules/material-icons/iconfont/material-icons.woff', included: false },
    { pattern: 'node_modules/material-icons/iconfont/material-icons.woff2', included: false },
];

const webpackConfig = {
    mode: 'development',
    entry: './test/hoot/index.js',

  module: {
        rules: [
            // instrument only testing sources with Istanbulvar fs = require('fs')
            {
                test: /\.(jpe?g|gif|png|svg|wav|mp3|woff(2)?|ttf|eot)$/,
                type: 'asset/resource',
                generator: {
                    filename: './img/[name][ext]',
                },
            },
            {
                test: /\.js$/,
                use: {
                    loader: 'coverage-istanbul-loader',
                    options: { esModules: true }
                },
                include: path.resolve( __dirname, 'modules/Hoot/' ),
                enforce: 'post'
            },
            {
                test: /\.(scss|css)$/,
                use: [
                    {
                        loader: MiniCssExtractPlugin.loader,
                        options: {
                            publicPath: './'
                        }
                    },
                    'css-loader',
                    'sass-loader'
                ]
            }
        ]
    },
    resolve: {
        alias: {
            './img': path.resolve( __dirname, 'img' ),
            'lib': path.resolve( __dirname, 'modules/lib' ),
            'data': path.resolve( __dirname, 'data' )
        }
    },
    plugins: [
        new MiniCssExtractPlugin( {
            filename: '[name].css'
        } ),
    ],
};

module.exports = function( config ) {
    config.set( {

        // 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: [ 'mocha', 'express-http-server' ],


        client: {
            mocha: {
                // browserDisconnectTimeout : 210000,
                // browserNoActivityTimeout : 210000,
                timeout: 40000
            }
        },


        // list of files / patterns to load in the browser
        files: [
            ...materialIconFiles,

            { pattern: 'img/**/*.svg', included: false },
            { pattern: 'img/**/*.png', included: false },
            { pattern: 'img/**/*.gif', included: false },

            { pattern: 'test/data/UndividedHighway.osm', included: false },
            { pattern: 'test/data/highwayTest2.osm', included: false },
            { pattern: 'test/data/LAP030.dbf', included: false },
            { pattern: 'test/data/LAP030.shp', included: false },
            { pattern: 'test/data/LAP030.shx', included: false },
            { pattern: 'test/data/RomanColosseum_WV2naturalcolor_clip.tif', included: false},

            // 'node_modules/chai/chai.js',
            // 'node_modules/sinon/pkg/sinon.js',
            // 'node_modules/sinon-chai/lib/sinon-chai.js',
            // 'node_modules/happen/happen.js',
            'css/**/*.css',
            'css/**/*.scss',
            // { pattern: 'dist/iD.min.js', included: true },
            // { pattern: 'dist/iD.css', included: true },
            // { pattern: 'dist/**/*', included: false },
            // 'test/spec/spec_helpers.js',
            // 'test/spec/*/!(localized|wikipedia).js',
            'dist/globals.js',
            'test/hoot/index.js'
        ],


        // list of files / patterns to exclude

        exclude: [],


        // preprocess matching files before serving them to the browser
        // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
        preprocessors: {
            'test/hoot/index.js': [ 'webpack' ],
            'test/hoot/helpers.js': [ 'webpack' ],
            'css/**/*.scss': [ 'scss' ]
        },


        proxies: {
            '/img/': '/base/img/',
            '/base/css/img/': '/base/img/',
            '/base/css/hoot/img/': '/base/img/',
            '/base/css/hoot/modules/img/': '/base/img/',
            '/hoot-services': 'http://localhost:8787/hoot-services',
            '/static' : 'http://localhost:8787/static'
        },


        expressHttpServer: {
            port: '8787',
            appVisitor: function( app ) {
                app.use( '/hoot-services', proxy( 'http://localhost:8080', {
                    limit: '1000mb',
                    proxyReqOptDecorator: function( proxyReqOpts ) {
                        proxyReqOpts.headers.cookie = 'SESSION=ff47f751-c831-41ee-800f-5ef8b9371ee3; lock=1';

                        return proxyReqOpts;
                    },
                    proxyReqPathResolver: function( req ) {
                        return '/hoot-services' + url.parse(req.url).path;
                    }
                } ) );
            }
        },


        webpack: webpackConfig,


        // 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', 'lcov', 'text-summary' ],
            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: false,


        // start these browsers
        // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
        browsers: [ 'ChromeHeadless' ],



        // Continuous Integration mode
        // if true, Karma captures browsers, runs the tests and exits
        singleRun: true,

        // Concurrency level
        // how many browser should be started simultaneous
        concurrency: 1
    } );
};