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import { Component } from '@angular/core';
import { ComponentFixture, TestBed } from '@angular/core/testing';
import { By } from '@angular/platform-browser';
import { configureTestBed } from '~/testing/unit-test-helper';
import { AutofocusDirective } from './autofocus.directive';
@Component({
template: `
<form>
<input id="x" type="text" />
<input id="y" type="password" autofocus />
</form>
`
})
export class PasswordFormComponent {}
@Component({
template: `
<form>
<input id="x" type="checkbox" [autofocus]="edit" />
<input id="y" type="text" />
</form>
`
})
export class CheckboxFormComponent {
public edit = true;
}
@Component({
template: `
<form>
<input id="x" type="text" [autofocus]="foo" />
</form>
`
})
export class TextFormComponent {
foo() {
return false;
}
}
describe('AutofocusDirective', () => {
configureTestBed({
declarations: [
AutofocusDirective,
CheckboxFormComponent,
PasswordFormComponent,
TextFormComponent
]
});
it('should create an instance', () => {
const directive = new AutofocusDirective(null);
expect(directive).toBeTruthy();
});
it('should focus the password form field', () => {
const fixture: ComponentFixture<PasswordFormComponent> = TestBed.createComponent(
PasswordFormComponent
);
fixture.detectChanges();
const focused = fixture.debugElement.query(By.css(':focus'));
expect(focused.attributes.id).toBe('y');
expect(focused.attributes.type).toBe('password');
const element = document.getElementById('y');
expect(element === document.activeElement).toBeTruthy();
});
it('should focus the checkbox form field', () => {
const fixture: ComponentFixture<CheckboxFormComponent> = TestBed.createComponent(
CheckboxFormComponent
);
fixture.detectChanges();
const focused = fixture.debugElement.query(By.css(':focus'));
expect(focused.attributes.id).toBe('x');
expect(focused.attributes.type).toBe('checkbox');
const element = document.getElementById('x');
expect(element === document.activeElement).toBeTruthy();
});
it('should not focus the text form field', () => {
const fixture: ComponentFixture<TextFormComponent> = TestBed.createComponent(TextFormComponent);
fixture.detectChanges();
const focused = fixture.debugElement.query(By.css(':focus'));
expect(focused).toBeNull();
const element = document.getElementById('x');
expect(element !== document.activeElement).toBeTruthy();
});
});
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