For the term, you can look at wikipedia : http://en.wikipedia.org/wiki/Test_stub In a nutshell it’s a “fake” object that you can control that replaces a “real” object in your code. For the function, what I understand is that and.stub() removes the effect of and.callThrough() on a spy. When you call and.callThrough, the spy acts as a … Read more
the jasmine ‘it’ method takes a done parameter that you can call for async testing it(‘Should be async’, function(done) { someAsyncFunction().then(function(result) { expect(result).toBe(true); done(); }); }); Feel free to go as deep as you want, just be sure to call done when EVERYTHING is finished. Jasmine’s default timeout is 5 seconds per test, so if … Read more
toBe doesn’t check the contents of the array, it only checks if the references are the same. expect([1]).toBe([1]) will fail because the references are different. You should use toEqual, which has some smarts to check the array contents as opposed to just doing a reference comparison.
The expectOne method in HttpTestingController class returns a TestRequest object. This TestRequest class has a flush method which can be used to deliver both successful and unsuccessful responses. We can resolve the request by returning a body along with some additional response headers (if any). Relevant info can be found here. Now, coming back to … Read more
Actually in AngularJS Dependency Injection uses the ‘last wins’ rule. So you can define your service in your test just after including your module and dependencies, and then when service A that you’re testing will request service B using DI, AngularJS will give mocked version of service B. This is often is done by defining … Read more
This should get you going quickly: install Node.js (obviously). Next install Jasmine. Open a command prompt and run: npm install -g jasmine Next, cd to any directory and set up an example ‘project’: jasmine init jasmine examples Now run your unit tests: jasmine If your jasmine.json file is somewhere else besides spec/support/jasmine.json, simply run: jasmine … Read more
toContain() now can actually be used for substring in string checks: expect(view.$el.html()).toContain(‘Admin’);
The answer turns out to be very simple. I am using Chrome to run the karma server. When you first start the karma server an instance of Chrome is started as a maximised window. So naturally you minimise this so you can see your tests running. The problem is that Chrome starves any minimised or … Read more
You are on the good road to understand all of it. Ng test (Jasmine + Angular Testing Utilities tests launched through Karma): You are using the jasmine framework to write your tests and define them as suites and expect results that you can test, but the main thing is that you are actually using the … Read more
I had the same questions a few months ago and, after talking to many developers and doing a lot of research, this is what I found out. You should unit test your JavaScript, write a small set of UI integration tests and avoid record and playback testing tools. Let me explain that in more detail. … Read more