import Draggable from 'vuedraggable'; import { nextTick } from 'vue'; import { DraggableItemTypes } from 'ee_else_ce/boards/constants'; import { useFakeRequestAnimationFrame } from 'helpers/fake_request_animation_frame'; import waitForPromises from 'helpers/wait_for_promises'; import createComponent from 'jest/boards/board_list_helper'; import BoardCard from '~/boards/components/board_card.vue'; import eventHub from '~/boards/eventhub'; import { mockIssues } from './mock_data'; describe('Board list component', () => { let wrapper; const findByTestId = (testId) => wrapper.find(`[data-testid="${testId}"]`); const findIssueCountLoadingIcon = () => wrapper.find('[data-testid="count-loading-icon"]'); const findDraggable = () => wrapper.findComponent(Draggable); const startDrag = ( params = { item: { dataset: { draggableItemType: DraggableItemTypes.card, }, }, }, ) => { findByTestId('tree-root-wrapper').vm.$emit('start', params); }; const endDrag = (params) => { findByTestId('tree-root-wrapper').vm.$emit('end', params); }; useFakeRequestAnimationFrame(); afterEach(() => { wrapper.destroy(); }); describe('When Expanded', () => { beforeEach(() => { wrapper = createComponent({ issuesCount: 1 }); }); it('renders component', () => { expect(wrapper.find('.board-list-component').exists()).toBe(true); }); it('renders loading icon', () => { wrapper = createComponent({ state: { listsFlags: { 'gid://gitlab/List/1': { isLoading: true } } }, }); expect(findByTestId('board_list_loading').exists()).toBe(true); }); it('renders issues', () => { expect(wrapper.findAllComponents(BoardCard).length).toBe(1); }); it('sets data attribute with issue id', () => { expect(wrapper.find('.board-card').attributes('data-item-id')).toBe('1'); }); it('shows new issue form', async () => { wrapper.vm.toggleForm(); await nextTick(); expect(wrapper.find('.board-new-issue-form').exists()).toBe(true); }); it('shows new issue form after eventhub event', async () => { eventHub.$emit(`toggle-issue-form-${wrapper.vm.list.id}`); await nextTick(); expect(wrapper.find('.board-new-issue-form').exists()).toBe(true); }); it('does not show new issue form for closed list', () => { wrapper.setProps({ list: { type: 'closed' } }); wrapper.vm.toggleForm(); expect(wrapper.find('.board-new-issue-form').exists()).toBe(false); }); it('shows count list item', async () => { wrapper.vm.showCount = true; await nextTick(); expect(wrapper.find('.board-list-count').exists()).toBe(true); expect(wrapper.find('.board-list-count').text()).toBe('Showing all issues'); }); it('sets data attribute with invalid id', async () => { wrapper.vm.showCount = true; await nextTick(); expect(wrapper.find('.board-list-count').attributes('data-issue-id')).toBe('-1'); }); }); describe('load more issues', () => { const actions = { fetchItemsForList: jest.fn(), }; it('does not load issues if already loading', () => { wrapper = createComponent({ actions, state: { listsFlags: { 'gid://gitlab/List/1': { isLoadingMore: true } } }, }); wrapper.vm.listRef.dispatchEvent(new Event('scroll')); expect(actions.fetchItemsForList).not.toHaveBeenCalled(); }); it('shows loading more spinner', async () => { wrapper = createComponent({ state: { listsFlags: { 'gid://gitlab/List/1': { isLoadingMore: true } } }, data: { showCount: true, }, }); await nextTick(); expect(findIssueCountLoadingIcon().exists()).toBe(true); }); it('shows how many more issues to load', async () => { wrapper = createComponent({ data: { showCount: true, }, }); await nextTick(); await waitForPromises(); await nextTick(); await nextTick(); expect(wrapper.find('.board-list-count').text()).toBe('Showing 1 of 20 issues'); }); }); describe('max issue count warning', () => { beforeEach(() => { wrapper = createComponent({ listProps: { issuesCount: 50 }, }); }); describe('when issue count exceeds max issue count', () => { it('sets background to bg-danger-100', async () => { wrapper.setProps({ list: { issuesCount: 4, maxIssueCount: 3 } }); await nextTick(); expect(wrapper.find('.bg-danger-100').exists()).toBe(true); }); }); describe('when list issue count does NOT exceed list max issue count', () => { it('does not sets background to bg-danger-100', () => { wrapper.setProps({ list: { issuesCount: 2, maxIssueCount: 3 } }); expect(wrapper.find('.bg-danger-100').exists()).toBe(false); }); }); describe('when list max issue count is 0', () => { it('does not sets background to bg-danger-100', () => { wrapper.setProps({ list: { maxIssueCount: 0 } }); expect(wrapper.find('.bg-danger-100').exists()).toBe(false); }); }); }); describe('drag & drop issue', () => { describe('when dragging is allowed', () => { beforeEach(() => { wrapper = createComponent({ componentProps: { disabled: false, }, }); }); it('Draggable is used', () => { expect(findDraggable().exists()).toBe(true); }); describe('handleDragOnStart', () => { it('adds a class `is-dragging` to document body', () => { expect(document.body.classList.contains('is-dragging')).toBe(false); startDrag(); expect(document.body.classList.contains('is-dragging')).toBe(true); }); }); describe('handleDragOnEnd', () => { beforeEach(() => { jest.spyOn(wrapper.vm, 'moveItem').mockImplementation(() => {}); startDrag(); }); it('removes class `is-dragging` from document body', () => { document.body.classList.add('is-dragging'); endDrag({ oldIndex: 1, newIndex: 0, item: { dataset: { draggableItemType: DraggableItemTypes.card, itemId: mockIssues[0].id, itemIid: mockIssues[0].iid, itemPath: mockIssues[0].referencePath, }, }, to: { children: [], dataset: { listId: 'gid://gitlab/List/1' } }, from: { dataset: { listId: 'gid://gitlab/List/2' } }, }); expect(document.body.classList.contains('is-dragging')).toBe(false); }); it(`should not handle the event if the dragged item is not a "${DraggableItemTypes.card}"`, () => { endDrag({ oldIndex: 1, newIndex: 0, item: { dataset: { draggableItemType: DraggableItemTypes.list, itemId: mockIssues[0].id, itemIid: mockIssues[0].iid, itemPath: mockIssues[0].referencePath, }, }, to: { children: [], dataset: { listId: 'gid://gitlab/List/1' } }, from: { dataset: { listId: 'gid://gitlab/List/2' } }, }); expect(document.body.classList.contains('is-dragging')).toBe(true); }); }); }); describe('when dragging is not allowed', () => { beforeEach(() => { wrapper = createComponent({ componentProps: { disabled: true, }, }); }); it('Draggable is not used', () => { expect(findDraggable().exists()).toBe(false); }); }); }); });