Questions tagged [testbed]
A testbed is a platform for experimentation of large development projects. Testbeds allow for rigorous, transparent, and replicable testing of new technologies or code in an isolated environment.
testbed
160
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'inject() must be called from an injection context' in Jest test code after upgrading Angular/Jest
Problem
Hi there, I recently upgraded my Angular app from v14 to v17, along with Jest from v27 to v29, and many other dependencies along the way.
I was able to get my app working correctly, and fix ...
- 73
1
vote
1
answer
42
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Unit test with TestBed : problem with the interpretation of "params" property of the ActivatedRoute snapshot
I am currently developping a unit test component in Cypress using TestBed for a component which needs to provide an ActivatedRoute with a parameter in the snapshot.
I precise that this parameter is ...
- 11
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0
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25
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How to test an Angular directive method that requires access to an ElementRef of an injected component
I'm working on an Angular application where I have a component that uses a custom directive called ExampleDirective. This directive needs to access a element within the component and perform some ...
- 11
-1
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1
answer
76
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Implement Angular Test with L10nTranslate
I'm trying to implement tests with Karma in an Angular Application.
I'm facing an issue beacuse my component uses L10nTranslate so i tried to import the module into my test file
My Component
@...
-1
votes
1
answer
145
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Getting Error Cannot read properties of undefined (reading 'subscribe') in Unit testing
I'm trying to write a Unit test for my component in angular but when it calls an Api it getting undefine from reponse and i don't know how to handle this because it's my first time writing a unit test ...
1
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0
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110
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How to check for the presence of a `mat-error` element in unit tests?
I'm writing unit tests for a form and I'm having problems checking for the presence of mat-errors. I looked it up and found some answered questions( 1 2 3 ) which I tried to incorporate with no ...
- 757
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64
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Update angular from 10.2 to 11. Error - An unhandled exception occurred: Cannot read properties of undefined (reading 'Workspace') when run ng test
This error is returned when running ng test
Find this link - https://lightrun.com/answers/angular-schule-angular-cli-ghpages-cannot-read-property-workspace-of-undefined-after-upgrading-to-angular-v11....
- 1
1
vote
1
answer
1k
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Spy service never being called in unit test (jasmine angular)
I'm trying to understand why my test doesn't work as expected. Here is the component:
@Component({
selector: 'app-root',
templateUrl: './app.component.html',
styleUrls: ['./app.component.css'],
...
2
votes
0
answers
588
views
Either my Jest plugin works or my npm run test in Angular 14 project
I'm in an Angular Jest configuration paradoxon please help me.
I am using Jest (Orta) plugin in VSCode for my Angular 14 project,
but I need to make sure that my test are working fine from the command ...
- 64
0
votes
1
answer
1k
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Angular error: "1 periodic timer(s) still in the queue." when I use HttpClientTestingModule and Testing Library
In my Angular project, I have decided to remove jasmine and karma and use jest and testing-library.
I have decided to apply my test policy under the "case of use" concept. It means: My tests ...
- 1
0
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0
answers
219
views
Testing Angular Lazy Loaded
There are a lot of old answers that exist on this platform and I have tried them all, but none of them resolved my request.
Some methods were deprecated, and I found info that requires to use of ...
- 1,320
0
votes
1
answer
1k
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How to use a DomSanitizer inside a unit test, if the component does not inject it?
I have a simple component, which does not inject the DomSanitizer. Let's say it is
export class ExampleComponent {
@Input()
public safeHtml: SafeHtml | undefined;
}
How can I use the ...
- 1,673
4
votes
1
answer
5k
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Property 'configureTestingModule' doesn't exist on type TestBedStatic
I have updated my Angular 12 application to Angular 14 using ng update. The build was successful and can see my application running perfectly fine but my tests are failing. One of the errors I am ...
- 2,879
0
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1
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173
views
Jmeter thread time series with milliseconds frequency
I am trying to build a test plan in JMeter based on a specific thread time series.
For example, I know that at time x, there are n(x) users, and at time x+t, there are n(x+t) users, and so on. The ...
- 31
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324
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Angular service test - TestBed ignores one of the mocks
I am having an issue with one of my spy objects - somehow TestBed seems to ignore it at all.
The spy for StateService works perfect, but the one for RoutingService keeps failing with:
...
- 959