150 lines
4 KiB
JavaScript
150 lines
4 KiB
JavaScript
import { shallowMount, mount } from '@vue/test-utils';
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import BlobHeader from '~/blob/components/blob_header.vue';
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import ViewerSwitcher from '~/blob/components/blob_header_viewer_switcher.vue';
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import DefaultActions from '~/blob/components/blob_header_default_actions.vue';
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import BlobFilepath from '~/blob/components/blob_header_filepath.vue';
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import { Blob } from './mock_data';
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describe('Blob Header Default Actions', () => {
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let wrapper;
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function createComponent(blobProps = {}, options = {}, propsData = {}, shouldMount = false) {
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const method = shouldMount ? mount : shallowMount;
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wrapper = method.call(this, BlobHeader, {
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propsData: {
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blob: { ...Blob, ...blobProps },
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...propsData,
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},
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...options,
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});
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}
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afterEach(() => {
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wrapper.destroy();
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});
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describe('rendering', () => {
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const slots = {
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prepend: 'Foo Prepend',
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actions: 'Actions Bar',
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};
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it('matches the snapshot', () => {
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createComponent();
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expect(wrapper.element).toMatchSnapshot();
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});
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it('renders all components', () => {
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createComponent();
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expect(wrapper.find(ViewerSwitcher).exists()).toBe(true);
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expect(wrapper.find(DefaultActions).exists()).toBe(true);
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expect(wrapper.find(BlobFilepath).exists()).toBe(true);
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});
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it('does not render viewer switcher if the blob has only the simple viewer', () => {
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createComponent({
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richViewer: null,
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});
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expect(wrapper.find(ViewerSwitcher).exists()).toBe(false);
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});
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it('does not render viewer switcher if a corresponding prop is passed', () => {
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createComponent(
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{},
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{},
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{
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hideViewerSwitcher: true,
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},
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);
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expect(wrapper.find(ViewerSwitcher).exists()).toBe(false);
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});
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it('does not render default actions is corresponding prop is passed', () => {
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createComponent(
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{},
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{},
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{
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hideDefaultActions: true,
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},
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);
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expect(wrapper.find(DefaultActions).exists()).toBe(false);
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});
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Object.keys(slots).forEach(slot => {
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it('renders the slots', () => {
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const slotContent = slots[slot];
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createComponent(
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{},
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{
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scopedSlots: {
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[slot]: `<span>${slotContent}</span>`,
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},
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},
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{},
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true,
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);
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expect(wrapper.text()).toContain(slotContent);
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});
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});
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it('passes information about render error down to default actions', () => {
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createComponent(
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{},
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{},
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{
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hasRenderError: true,
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},
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);
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expect(wrapper.find(DefaultActions).props('hasRenderError')).toBe(true);
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});
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});
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describe('functionality', () => {
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const newViewer = 'Foo Bar';
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const activeViewerType = 'Alpha Beta';
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const factory = (hideViewerSwitcher = false) => {
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createComponent(
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{},
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{},
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{
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activeViewerType,
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hideViewerSwitcher,
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},
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);
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};
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it('by default sets viewer data based on activeViewerType', () => {
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factory();
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expect(wrapper.vm.viewer).toBe(activeViewerType);
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});
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it('sets viewer to null if the viewer switcher should be hidden', () => {
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factory(true);
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expect(wrapper.vm.viewer).toBe(null);
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});
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it('watches the changes in viewer data and emits event when the change is registered', () => {
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factory();
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jest.spyOn(wrapper.vm, '$emit');
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wrapper.vm.viewer = newViewer;
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return wrapper.vm.$nextTick().then(() => {
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expect(wrapper.vm.$emit).toHaveBeenCalledWith('viewer-changed', newViewer);
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});
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});
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it('does not emit event if the switcher is not rendered', () => {
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factory(true);
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expect(wrapper.vm.showViewerSwitcher).toBe(false);
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jest.spyOn(wrapper.vm, '$emit');
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wrapper.vm.viewer = newViewer;
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return wrapper.vm.$nextTick().then(() => {
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expect(wrapper.vm.$emit).not.toHaveBeenCalled();
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});
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});
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});
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});
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