Category "unit-testing"

Unit test for Button with disable

I am trying to write a unit test for a button that has disabled assigned to a boolean. html looks like: <button *ngIf="!data" id="createBtn" mat-button c

sbt testOnly not working

I'm trying to run a single test class in a Java Play project but fails misserably. If I try to run testOnly my.app.TheClassTest from within sbt (as described

Data Type Jasmine

I'm a beginner in angular test with jasmine and i need to test data type(e.g. String, int, etc.) This is my controller, my data is instantiated to null and la

Angular Mock ActivatedRoute using Snapshot and ParamMap

I'm using this, from here: constructor(private heroService: HeroService, private activatedRoute: ActivatedRoute) { } ngOnInit() { const heroId = this.

How to mock function on unit test actix web

I have an api service that has 2 layer: api and repository. The api layer is where the request handling and business logic defined, while repository is a databa

Fixing mutations done on python's @staticmethod declaration

I have this class static method in python 3, with necessary test code example.py: class ExampleClass{ ... @staticmethod def get_new_id: str, id: str):

What unit tests would be better or redudant

I started to learn a new topic for me - unit testing. Ffter writing a few tests, I began to wonder what else can be written and whether it will not be redundant

How to test database methods and get code coverage xUnit ASP.NET

I initially used the Moq library for testing, since I don't actually want to mess the data in my database. However, I quickly realized instead of running the co

Why is the Visual Studio 2015/2017/2019 Test Runner not discovering my xUnit v2 tests

UPDATE: Adding a 2019; the discovery/runner integration mechanism is same as per 2017 & 2015, so the key things that can go wrong are the

How can I create parameterized tests in Rust?

I want to write test cases that depend on parameters. My test case should be executed for each parameter and I want to see whether it succeeds or fails for each

Returning default mock results from actual objects' instances

Consider a scenario when you need to write integration tests for the REST API controllers. I use MSTest for this. The logic is following: Create new database, r

Returning default mock results from actual objects' instances

Consider a scenario when you need to write integration tests for the REST API controllers. I use MSTest for this. The logic is following: Create new database, r

gtest - testing template class

I want to test a template class with gtest. I read about TYPED_TESTs in Google Test manual and looked at official example they reference, but still can't wrap m

UnitTest JSONObject shows null

I have got a problem connected with JSONObject. @Test public void toUrlTest() throws JSONException { String url; JSONObject json = new JSONObject();

Moq with Unity Container unit testing

below is an example of production code that I am trying to unit test. I am struggling to resolve a dependency to a concrete class that is being used. public My

Is it possible to initialize the fixture only once and use it in multiple test cases?

Is it possible to have the fixture initialized only once and use it in multiple test cases within the same test suite? In the following example, fixture is cons

How can I configure Moq to return new instance per call?

I am trying to write a simple test with moq. When calling the mocked method for the second time, after changing the return value from the first call, the moq fr

How to unit-test a valuechange of mat-autocomplete filtered search result in Angular?

I use the mat-autocomplete functionality for searching in projects and want to test if entering a search string, which cannot be found in the project list, lead

TestNg - How to merge two dataproviders horizontally

Can you please let me know if we can merge the below 2 dataproviders public Object[][] dp1() { User user = new User(1L, "Arun"); Transaction trx = new Tr

Mockito verify unit test - Wanted but not invoked. Actually, there were zero interactions with this mock

At first I want to sorry for my english. I started to make some unit tests (i've never done this before, i'm a new guy in programming). I have to test simple