Friday, April 28, 2017

Karma Resources

Karma is a test runner for testing JavaScript and TypeScript.  
Install Karma
yarn global add karma-cli
Run all tests
karma start 
Testing Angular 2 Apps with Jasmine and Karma
https://www.youtube.com/watch?v=yG4FH60fhUE
Unit Testing Recipes for Angular 2
http://slides.com/victormejia/unit-testing-ng2#/ 

Example karma.conf.js


This file uses the new Angular CLI (the namespace has changed).  

// Karma configuration file, see link for more information
// https://karma-runner.github.io/0.13/config/configuration-file.html

module.exports = function (config) {
config.set({
basePath: '',
frameworks: ['jasmine', '@angular/cli'],
plugins: [
require('karma-jasmine'),
require('karma-chrome-launcher'),
require('karma-jasmine-html-reporter'),
require('karma-coverage-istanbul-reporter'),
require('@angular/cli/plugins/karma')
],
client:{
clearContext: false // leave Jasmine Spec Runner output visible in browser
},
files: [
{ pattern: './src/test.ts', watched: false }
],
preprocessors: {
'./src/test.ts': ['@angular/cli']
},
mime: {
'text/x-typescript': ['ts','tsx']
},
coverageIstanbulReporter: {
reports: [ 'html', 'lcovonly' ],
fixWebpackSourcePaths: true
},
angularCli: {
environment: 'dev'
},
reporters: config.angularCli && config.angularCli.codeCoverage
? ['progress', 'coverage-istanbul']
: ['progress', 'kjhtml'],
port: 9876,
colors: true,
logLevel: config.LOG_INFO,
autoWatch: true,
browsers: ['Chrome'],
singleRun: false
});
};

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