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Diffstat (limited to 'spec/frontend/boards/components/board_blocked_icon_spec.js')
-rw-r--r-- | spec/frontend/boards/components/board_blocked_icon_spec.js | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/spec/frontend/boards/components/board_blocked_icon_spec.js b/spec/frontend/boards/components/board_blocked_icon_spec.js new file mode 100644 index 00000000000..7b04942f056 --- /dev/null +++ b/spec/frontend/boards/components/board_blocked_icon_spec.js @@ -0,0 +1,226 @@ +import { GlIcon, GlLink, GlPopover, GlLoadingIcon } from '@gitlab/ui'; +import { shallowMount, mount } from '@vue/test-utils'; +import Vue from 'vue'; +import VueApollo from 'vue-apollo'; +import createMockApollo from 'helpers/mock_apollo_helper'; +import { extendedWrapper } from 'helpers/vue_test_utils_helper'; +import waitForPromises from 'helpers/wait_for_promises'; +import BoardBlockedIcon from '~/boards/components/board_blocked_icon.vue'; +import { blockingIssuablesQueries, issuableTypes } from '~/boards/constants'; +import { truncate } from '~/lib/utils/text_utility'; +import { + mockIssue, + mockBlockingIssue1, + mockBlockingIssue2, + mockBlockingIssuablesResponse1, + mockBlockingIssuablesResponse2, + mockBlockingIssuablesResponse3, + mockBlockedIssue1, + mockBlockedIssue2, +} from '../mock_data'; + +describe('BoardBlockedIcon', () => { + let wrapper; + let mockApollo; + + const findGlIcon = () => wrapper.find(GlIcon); + const findGlPopover = () => wrapper.find(GlPopover); + const findGlLink = () => wrapper.find(GlLink); + const findPopoverTitle = () => wrapper.findByTestId('popover-title'); + const findIssuableTitle = () => wrapper.findByTestId('issuable-title'); + const findHiddenBlockingCount = () => wrapper.findByTestId('hidden-blocking-count'); + const findViewAllIssuableLink = () => wrapper.findByTestId('view-all-issues'); + + const waitForApollo = async () => { + jest.runOnlyPendingTimers(); + await waitForPromises(); + }; + + const mouseenter = async () => { + findGlIcon().vm.$emit('mouseenter'); + + await wrapper.vm.$nextTick(); + await waitForApollo(); + }; + + afterEach(() => { + wrapper.destroy(); + wrapper = null; + }); + + const createWrapperWithApollo = ({ + item = mockBlockedIssue1, + blockingIssuablesSpy = jest.fn().mockResolvedValue(mockBlockingIssuablesResponse1), + } = {}) => { + mockApollo = createMockApollo([ + [blockingIssuablesQueries[issuableTypes.issue].query, blockingIssuablesSpy], + ]); + + Vue.use(VueApollo); + wrapper = extendedWrapper( + mount(BoardBlockedIcon, { + apolloProvider: mockApollo, + propsData: { + item: { + ...mockIssue, + ...item, + }, + uniqueId: 'uniqueId', + issuableType: issuableTypes.issue, + }, + attachTo: document.body, + }), + ); + }; + + const createWrapper = ({ item = {}, queries = {}, data = {}, loading = false } = {}) => { + wrapper = extendedWrapper( + shallowMount(BoardBlockedIcon, { + propsData: { + item: { + ...mockIssue, + ...item, + }, + uniqueId: 'uniqueid', + issuableType: issuableTypes.issue, + }, + data() { + return { + ...data, + }; + }, + mocks: { + $apollo: { + queries: { + blockingIssuables: { loading }, + ...queries, + }, + }, + }, + stubs: { + GlPopover, + }, + attachTo: document.body, + }), + ); + }; + + it('should render blocked icon', () => { + createWrapper(); + + expect(findGlIcon().exists()).toBe(true); + }); + + it('should display a loading spinner while loading', () => { + createWrapper({ loading: true }); + + expect(wrapper.find(GlLoadingIcon).exists()).toBe(true); + }); + + it('should not query for blocking issuables by default', async () => { + createWrapperWithApollo(); + + expect(findGlPopover().text()).not.toContain(mockBlockingIssue1.title); + }); + + describe('on mouseenter on blocked icon', () => { + it('should query for blocking issuables and render the result', async () => { + createWrapperWithApollo(); + + expect(findGlPopover().text()).not.toContain(mockBlockingIssue1.title); + + await mouseenter(); + + expect(findGlPopover().exists()).toBe(true); + expect(findIssuableTitle().text()).toContain(mockBlockingIssue1.title); + expect(wrapper.vm.skip).toBe(true); + }); + + it('should emit "blocking-issuables-error" event on query error', async () => { + const mockError = new Error('mayday'); + createWrapperWithApollo({ blockingIssuablesSpy: jest.fn().mockRejectedValue(mockError) }); + + await mouseenter(); + + const [ + [ + { + message, + error: { networkError }, + }, + ], + ] = wrapper.emitted('blocking-issuables-error'); + expect(message).toBe('Failed to fetch blocking issues'); + expect(networkError).toBe(mockError); + }); + + describe('with a single blocking issue', () => { + beforeEach(async () => { + createWrapperWithApollo(); + + await mouseenter(); + }); + + it('should render a title of the issuable', async () => { + expect(findIssuableTitle().text()).toBe(mockBlockingIssue1.title); + }); + + it('should render issuable reference and link to the issuable', async () => { + const formattedRef = mockBlockingIssue1.reference.split('/')[1]; + + expect(findGlLink().text()).toBe(formattedRef); + expect(findGlLink().attributes('href')).toBe(mockBlockingIssue1.webUrl); + }); + + it('should render popover title with correct blocking issuable count', async () => { + expect(findPopoverTitle().text()).toBe('Blocked by 1 issue'); + }); + }); + + describe('when issue has a long title', () => { + it('should render a truncated title', async () => { + createWrapperWithApollo({ + blockingIssuablesSpy: jest.fn().mockResolvedValue(mockBlockingIssuablesResponse2), + }); + + await mouseenter(); + + const truncatedTitle = truncate( + mockBlockingIssue2.title, + wrapper.vm.$options.textTruncateWidth, + ); + expect(findIssuableTitle().text()).toBe(truncatedTitle); + }); + }); + + describe('with more than three blocking issues', () => { + beforeEach(async () => { + createWrapperWithApollo({ + item: mockBlockedIssue2, + blockingIssuablesSpy: jest.fn().mockResolvedValue(mockBlockingIssuablesResponse3), + }); + + await mouseenter(); + }); + + it('matches the snapshot', () => { + expect(wrapper.html()).toMatchSnapshot(); + }); + + it('should render popover title with correct blocking issuable count', async () => { + expect(findPopoverTitle().text()).toBe('Blocked by 4 issues'); + }); + + it('should render the number of hidden blocking issuables', () => { + expect(findHiddenBlockingCount().text()).toBe('+ 1 more issue'); + }); + + it('should link to the blocked issue page at the related issue anchor', async () => { + expect(findViewAllIssuableLink().text()).toBe('View all blocking issues'); + expect(findViewAllIssuableLink().attributes('href')).toBe( + `${mockBlockedIssue2.webUrl}#related-issues`, + ); + }); + }); + }); +}); |