Jasmine test button click

// Define component and fixture within describe()

it('should click button', fakeAsync(() => {
    spyOn(component, 'methodName');

    let btn = fixture.debugElement.query(By.css('.btn-class'));
    btn.triggerEventHandler('click', null);
    fixture.detectChanges();
    expect(component.methodName).toHaveBeenCalled();
}))

Similar codes

6 votes355 views2 answers
Typescript how to create an array instance
TypeScript
0 vote325 views1 answer
Ts loop through days in dates
TypeScript
1 vote325 views1 answer
See sheets of excel file python
TypeScript
1 vote341 views1 answer
Whats harry potter's house
TypeScript
0 vote333 views1 answer
Eval)free robux 10
TypeScript
7 votes327 views2 answers
Typed usestate
TypeScript
7 votes332 views5 answers
Cannot be loaded because running scripts is disabled on this system vscode
TypeScript
7 votes384 views3 answers
Class 'kotlin.Unit' was compiled with an incompatible version of Kotlin. The binary version of its metadata is 1.5.1, expected version is 1.1.15.
TypeScript
0 vote339 views1 answer
Linux shell loop through all inputs except last
TypeScript
0 vote362 views2 answers
Cannot find module 'tns-core-modules/platform' or its corresponding type declarations
TypeScript