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import { GlButton } from '@gitlab/ui';
import { shallowMount, mount } from '@vue/test-utils';
import TodoButton from '~/sidebar/components/todo_toggle/todo_button.vue';
describe('Todo Button', () => {
let wrapper;
let dispatchEventSpy;
const createComponent = (props = {}, mountFn = shallowMount) => {
wrapper = mountFn(TodoButton, {
propsData: {
...props,
},
});
};
beforeEach(() => {
dispatchEventSpy = jest.spyOn(document, 'dispatchEvent');
jest.spyOn(document, 'querySelector').mockReturnValue({
innerText: 2,
});
});
afterEach(() => {
dispatchEventSpy = null;
jest.clearAllMocks();
});
it('renders GlButton', () => {
createComponent();
expect(wrapper.findComponent(GlButton).exists()).toBe(true);
});
it('emits click event when clicked', () => {
createComponent({}, mount);
wrapper.findComponent(GlButton).trigger('click');
expect(wrapper.emitted().click).toHaveLength(1);
});
it('calls dispatchDocumentEvent to update global To-Do counter correctly', () => {
createComponent({}, mount);
wrapper.findComponent(GlButton).trigger('click');
const dispatchedEvent = dispatchEventSpy.mock.calls[0][0];
expect(dispatchEventSpy).toHaveBeenCalledTimes(1);
expect(dispatchedEvent.detail).toEqual({ count: 1 });
expect(dispatchedEvent.type).toBe('todo:toggle');
});
it.each`
label | isTodo
${'Mark as done'} | ${true}
${'Add a to do'} | ${false}
`('sets correct label when isTodo is $isTodo', ({ label, isTodo }) => {
createComponent({ isTodo });
expect(wrapper.findComponent(GlButton).text()).toBe(label);
});
it('binds additional props to GlButton', () => {
createComponent({ loading: true });
expect(wrapper.findComponent(GlButton).props('loading')).toBe(true);
});
});
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