gitlab-ce/spec/frontend/vue_shared/components/dropdown/dropdown_button_spec.js

68 lines
2.1 KiB
JavaScript

import { mount } from '@vue/test-utils';
import DropdownButton from '~/vue_shared/components/dropdown/dropdown_button.vue';
describe('DropdownButton component', () => {
let wrapper;
const defaultLabel = 'Select';
const customLabel = 'Select project';
const createComponent = (props, slots = {}) => {
wrapper = mount(DropdownButton, { propsData: props, slots });
};
describe('computed', () => {
describe('dropdownToggleText', () => {
it('returns default toggle text', () => {
createComponent();
expect(wrapper.vm.toggleText).toBe(defaultLabel);
});
it('returns custom toggle text when provided via props', () => {
createComponent({ toggleText: customLabel });
expect(wrapper.vm.toggleText).toBe(customLabel);
});
});
});
describe('template', () => {
it('renders component container element of type `button`', () => {
createComponent();
expect(wrapper.element.nodeName).toBe('BUTTON');
});
it('renders component container element with required data attributes', () => {
createComponent();
expect(wrapper.element.dataset.abilityName).toBe(wrapper.vm.abilityName);
expect(wrapper.element.dataset.fieldName).toBe(wrapper.vm.fieldName);
expect(wrapper.element.dataset.issueUpdate).toBe(wrapper.vm.updatePath);
expect(wrapper.element.dataset.labels).toBe(wrapper.vm.labelsPath);
expect(wrapper.element.dataset.namespacePath).toBe(wrapper.vm.namespace);
expect(wrapper.element.dataset.showAny).toBeUndefined();
});
it('renders dropdown toggle text element', () => {
createComponent();
expect(wrapper.find('.dropdown-toggle-text').text()).toBe(defaultLabel);
});
it('renders dropdown button icon', () => {
createComponent();
expect(wrapper.find('[data-testid="chevron-down-icon"]').exists()).toBe(true);
});
it('renders slot, if default slot exists', () => {
createComponent({}, { default: ['Lorem Ipsum Dolar'] });
expect(wrapper.find('.dropdown-toggle-text').exists()).toBe(false);
expect(wrapper.text()).toBe('Lorem Ipsum Dolar');
});
});
});