import 'reflect-metadata';

import ToggleComponent from './toggle.component';

const initToggleComponent = () => {
    return new ToggleComponent();
};

describe('toggleButton', () => {
    // tslint:disable-next-line
    test('It sets isOn to false if isOn is true', () => {
        const toggleComponent = initToggleComponent();
        toggleComponent.isOn = true;

        toggleComponent.toggleButton();

        expect(toggleComponent.isOn).toBe(false);
    });

    // tslint:disable-next-line
    test('It sets isOn to true if isOn is false', () => {
        const toggleComponent = initToggleComponent();
        toggleComponent.isOn = false;

        toggleComponent.toggleButton();

        expect(toggleComponent.isOn).toBe(true);
    });

    // tslint:disable-next-line
    test('It calls onToggle.emit with the value of isOn', () => {
        const toggleComponent = initToggleComponent();
        toggleComponent.isOn = true;
        toggleComponent.onToggle.emit = jest.fn();

        toggleComponent.toggleButton();

        expect(toggleComponent.onToggle.emit)
        .toHaveBeenCalledWith(false);
    });
});