import 'reflect-metadata';

import {
    ElementRef,
} from '@angular/core';

import {
    FocusOnInitDirective,
} from './focus-on-init.directive';

const initFocusOnInitDirective = (
    elementRef: ElementRef,
) => {
    return new FocusOnInitDirective(
        elementRef,
    );
};

describe('ngOnInit', () => {
    test('Calls focus on elementRef', () => {
        const elementRef = {
            nativeElement: {},
        } as ElementRef;
        elementRef.nativeElement.focus = jest.fn();
        const focusOnInitDirective = initFocusOnInitDirective(elementRef);

        focusOnInitDirective.ngOnInit();

        expect(
            elementRef.nativeElement.focus,
        ).toHaveBeenCalled();
    });
});