test-main.js

var allTestFiles = [];
var TEST_REGEXP = /(spec|test)\.js$/i;

// Get a list of all the test files to include
Object.keys(window.__karma__.files).forEach(function (file) {
    if (TEST_REGEXP.test(file)) {
        // Normalize paths to RequireJS module names.
        // If you require sub-dependencies of test files to be loaded as-is (requiring file extension)
        // then do not normalize the paths
        var normalizedTestModule = file.replace(/^\/base\/|\.js$/g, '');
        allTestFiles.push(normalizedTestModule);
    }
});

require.config({
    // Karma serves files under /base, which is the basePath from your config file
    baseUrl: '/base',
    waitSeconds: 0,
    packages: [
        {
            name: '@syncfusion/ej2-base',
            location: 'node_modules/@syncfusion/ej2-base/dist',
            main: 'ej2-base.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-data',
            location: 'node_modules/@syncfusion/ej2-data/dist',
            main: 'ej2-data.umd.min.js'
        },
        { 
            name: '@syncfusion/ej2-buttons',
            location: 'node_modules/@syncfusion/ej2-buttons/dist',
            main: 'ej2-buttons.umd.min.js'            
        },
        { 
            name: '@syncfusion/ej2-popups',
            location: 'node_modules/@syncfusion/ej2-popups/dist',
            main: 'ej2-popups.umd.min.js'      
        },
        { 
            name: '@syncfusion/ej2-lists',
            location: 'node_modules/@syncfusion/ej2-lists/dist',
            main: 'ej2-lists.umd.min.js'      
        },
        {
            name: '@syncfusion/ej2-inputs',
            location: 'node_modules/@syncfusion/ej2-inputs/dist',
            main: 'ej2-inputs.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-splitbuttons',
            location: 'node_modules/@syncfusion/ej2-splitbuttons/dist',
            main: 'ej2-splitbuttons.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-navigations',
            location: 'node_modules/@syncfusion/ej2-navigations/dist',
            main: 'ej2-navigations.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-dropdowns',
            location: 'node_modules/@syncfusion/ej2-dropdowns/dist',
            main: 'ej2-dropdowns.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-excel-export',
            location: 'node_modules/@syncfusion/ej2-excel-export/dist',
            main: 'ej2-excel-export.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-pdf-export',
            location: 'node_modules/@syncfusion/ej2-pdf-export/dist',
            main: 'ej2-pdf-export.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-compression',
            location: 'node_modules/@syncfusion/ej2-compression/dist',
            main: 'ej2-compression.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-file-utils',
            location: 'node_modules/@syncfusion/ej2-file-utils/dist',
            main: 'ej2-file-utils.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-grids',
            location: 'node_modules/@syncfusion/ej2-grids/dist',
            main: 'ej2-grids.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-charts',
            location: 'node_modules/@syncfusion/ej2-charts/dist',
            main: 'ej2-charts.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-svg-base',
            location: 'node_modules/@syncfusion/ej2-svg-base/dist',
            main: 'ej2-svg-base.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-calendars',
            location: 'node_modules/@syncfusion/ej2-calendars/dist',
            main: 'ej2-calendars.umd.min.js'
        },
        {
            name: '@syncfusion/ej2-notifications',
            location: 'node_modules/@syncfusion/ej2-notifications/dist',
            main:  'ej2-notifications.umd.min.js'
        },
        {
            name: '../../../demos/common/data-source',
            location: 'demos/common/',
            main: 'data-source.js'
        }
        // Include dependent packages
    ],

    // dynamically load all test files
    deps: allTestFiles,

    // we have to kickoff jasmine, as it is asynchronous
    callback: window.__karma__.start
});