473 lines
15 KiB
JavaScript
473 lines
15 KiB
JavaScript
import { shallowMount, createLocalVue } from '@vue/test-utils';
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import Vuex from 'vuex';
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import DiffFileHeader from '~/diffs/components/diff_file_header.vue';
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import EditButton from '~/diffs/components/edit_button.vue';
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import ClipboardButton from '~/vue_shared/components/clipboard_button.vue';
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import Icon from '~/vue_shared/components/icon.vue';
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import diffDiscussionsMockData from '../mock_data/diff_discussions';
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import { truncateSha } from '~/lib/utils/text_utility';
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import { diffViewerModes } from '~/ide/constants';
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import { __, sprintf } from '~/locale';
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import { scrollToElement } from '~/lib/utils/common_utils';
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jest.mock('~/lib/utils/common_utils');
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const diffFile = Object.freeze(
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Object.assign(diffDiscussionsMockData.diff_file, {
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edit_path: 'link:/to/edit/path',
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blob: {
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id: '848ed9407c6730ff16edb3dd24485a0eea24292a',
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path: 'lib/base.js',
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name: 'base.js',
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mode: '100644',
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readable_text: true,
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icon: 'file-text-o',
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},
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}),
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);
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describe('DiffFileHeader component', () => {
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let wrapper;
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const diffHasExpandedDiscussionsResultMock = jest.fn();
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const diffHasDiscussionsResultMock = jest.fn();
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const mockStoreConfig = {
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state: {},
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modules: {
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diffs: {
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namespaced: true,
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getters: {
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diffHasExpandedDiscussions: () => diffHasExpandedDiscussionsResultMock,
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diffHasDiscussions: () => diffHasDiscussionsResultMock,
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},
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actions: {
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toggleFileDiscussions: jest.fn(),
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toggleFileDiscussionWrappers: jest.fn(),
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toggleFullDiff: jest.fn(),
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},
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},
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},
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};
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afterEach(() => {
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[
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diffHasDiscussionsResultMock,
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diffHasExpandedDiscussionsResultMock,
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...Object.values(mockStoreConfig.modules.diffs.actions),
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].forEach(mock => mock.mockReset());
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});
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const findHeader = () => wrapper.find({ ref: 'header' });
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const findTitleLink = () => wrapper.find({ ref: 'titleWrapper' });
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const findExpandButton = () => wrapper.find({ ref: 'expandDiffToFullFileButton' });
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const findFileActions = () => wrapper.find('.file-actions');
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const findModeChangedLine = () => wrapper.find({ ref: 'fileMode' });
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const findLfsLabel = () => wrapper.find('.label-lfs');
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const findToggleDiscussionsButton = () => wrapper.find({ ref: 'toggleDiscussionsButton' });
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const findExternalLink = () => wrapper.find({ ref: 'externalLink' });
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const findReplacedFileButton = () => wrapper.find({ ref: 'replacedFileButton' });
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const findViewFileButton = () => wrapper.find({ ref: 'viewButton' });
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const findCollapseIcon = () => wrapper.find({ ref: 'collapseIcon' });
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const findIconByName = iconName => {
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const icons = wrapper.findAll(Icon).filter(w => w.props('name') === iconName);
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if (icons.length === 0) return icons;
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if (icons.length > 1) {
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throw new Error(`Multiple icons found for ${iconName}`);
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}
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return icons.at(0);
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};
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const createComponent = props => {
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const localVue = createLocalVue();
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localVue.use(Vuex);
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const store = new Vuex.Store(mockStoreConfig);
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wrapper = shallowMount(DiffFileHeader, {
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propsData: {
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diffFile,
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canCurrentUserFork: false,
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...props,
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},
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localVue,
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store,
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sync: false,
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attachToDocument: true,
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});
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};
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it.each`
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visibility | collapsible
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${'visible'} | ${true}
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${'hidden'} | ${false}
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`('collapse toggle is $visibility if collapsible is $collapsible', ({ collapsible }) => {
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createComponent({ collapsible });
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expect(findCollapseIcon().exists()).toBe(collapsible);
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});
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it.each`
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expanded | icon
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${true} | ${'chevron-down'}
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${false} | ${'chevron-right'}
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`('collapse icon is $icon if expanded is $expanded', ({ icon, expanded }) => {
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createComponent({ expanded, collapsible: true });
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expect(findCollapseIcon().props('name')).toBe(icon);
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});
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it('when header is clicked emits toggleFile', () => {
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createComponent();
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findHeader().trigger('click');
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expect(wrapper.emitted().toggleFile).toBeDefined();
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});
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it('when collapseIcon is clicked emits toggleFile', () => {
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createComponent({ collapsible: true });
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findCollapseIcon().vm.$emit('click', new Event('click'));
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expect(wrapper.emitted().toggleFile).toBeDefined();
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});
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it('when other element in header is clicked does not emits toggleFile', () => {
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createComponent({ collapsible: true });
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findTitleLink().trigger('click');
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expect(wrapper.emitted().toggleFile).not.toBeDefined();
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});
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it('displays a copy to clipboard button', () => {
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createComponent();
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expect(wrapper.find(ClipboardButton).exists()).toBe(true);
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});
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describe('for submodule', () => {
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const submoduleDiffFile = {
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...diffFile,
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submodule: true,
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submodule_link: 'link://to/submodule',
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};
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it('prefers submodule_tree_url over submodule_link for href', () => {
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const submoduleTreeUrl = 'some://tree/url';
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createComponent({
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discussionLink: 'discussionLink',
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diffFile: {
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...submoduleDiffFile,
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submodule_tree_url: 'some://tree/url',
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},
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});
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expect(findTitleLink().attributes('href')).toBe(submoduleTreeUrl);
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});
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it('uses submodule_link for href if submodule_tree_url does not exists', () => {
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const submoduleLink = 'link://to/submodule';
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createComponent({
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discussionLink: 'discussionLink',
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diffFile: submoduleDiffFile,
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});
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expect(findTitleLink().attributes('href')).toBe(submoduleLink);
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});
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it('uses file_path + SHA as link text', () => {
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createComponent({
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diffFile: submoduleDiffFile,
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});
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expect(findTitleLink().text()).toContain(
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`${diffFile.file_path} @ ${truncateSha(diffFile.blob.id)}`,
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);
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});
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it('does not render file actions', () => {
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createComponent({
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diffFile: submoduleDiffFile,
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addMergeRequestButtons: true,
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});
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expect(findFileActions().exists()).toBe(false);
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});
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});
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describe('for any file', () => {
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const otherModes = Object.keys(diffViewerModes).filter(m => m !== 'mode_changed');
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it('when edit button emits showForkMessage event it is re-emitted', () => {
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createComponent({
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addMergeRequestButtons: true,
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});
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wrapper.find(EditButton).vm.$emit('showForkMessage');
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expect(wrapper.emitted().showForkMessage).toBeDefined();
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});
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it('for mode_changed file mode displays mode changes', () => {
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createComponent({
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diffFile: {
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...diffFile,
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a_mode: 'old-mode',
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b_mode: 'new-mode',
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viewer: {
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...diffFile.viewer,
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name: diffViewerModes.mode_changed,
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},
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},
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});
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expect(findModeChangedLine().text()).toMatch(/old-mode.+new-mode/);
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});
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it.each(otherModes.map(m => [m]))('for %s file mode does not display mode changes', mode => {
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createComponent({
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diffFile: {
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...diffFile,
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a_mode: 'old-mode',
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b_mode: 'new-mode',
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viewer: {
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...diffFile.viewer,
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name: diffViewerModes[mode],
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},
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},
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});
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expect(findModeChangedLine().exists()).toBeFalsy();
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});
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it('displays the LFS label for files stored in LFS', () => {
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createComponent({
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diffFile: { ...diffFile, stored_externally: true, external_storage: 'lfs' },
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});
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expect(findLfsLabel().exists()).toBe(true);
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});
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it('does not display the LFS label for files stored in repository', () => {
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createComponent({
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diffFile: { ...diffFile, stored_externally: false },
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});
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expect(findLfsLabel().exists()).toBe(false);
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});
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it('does not render view replaced file button if no replaced view path is present', () => {
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createComponent({
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diffFile: { ...diffFile, replaced_view_path: null },
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});
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expect(findReplacedFileButton().exists()).toBe(false);
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});
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describe('when addMergeRequestButtons is false', () => {
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it('does not render file actions', () => {
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createComponent({ addMergeRequestButtons: false });
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expect(findFileActions().exists()).toBe(false);
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});
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it('should not render edit button', () => {
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createComponent({ addMergeRequestButtons: false });
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expect(wrapper.find(EditButton).exists()).toBe(false);
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});
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});
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describe('when addMergeRequestButtons is true', () => {
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describe('without discussions', () => {
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it('renders a disabled toggle discussions button', () => {
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diffHasDiscussionsResultMock.mockReturnValue(false);
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createComponent({ addMergeRequestButtons: true });
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expect(findToggleDiscussionsButton().attributes('disabled')).toBe('true');
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});
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});
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describe('with discussions', () => {
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it('dispatches toggleFileDiscussionWrappers when user clicks on toggle discussions button', () => {
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diffHasDiscussionsResultMock.mockReturnValue(true);
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createComponent({ addMergeRequestButtons: true });
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expect(findToggleDiscussionsButton().attributes('disabled')).toBeFalsy();
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findToggleDiscussionsButton().vm.$emit('click');
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expect(
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mockStoreConfig.modules.diffs.actions.toggleFileDiscussionWrappers,
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).toHaveBeenCalledWith(expect.any(Object), diffFile, undefined);
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});
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});
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it('should show edit button', () => {
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createComponent({
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addMergeRequestButtons: true,
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});
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expect(wrapper.find(EditButton).exists()).toBe(true);
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});
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describe('view on environment button', () => {
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it('is displayed when external url is provided', () => {
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const externalUrl = 'link://to/external';
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const formattedExternalUrl = 'link://formatted';
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createComponent({
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diffFile: {
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...diffFile,
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external_url: externalUrl,
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formatted_external_url: formattedExternalUrl,
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},
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addMergeRequestButtons: true,
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});
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expect(findExternalLink().exists()).toBe(true);
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});
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it('is hidden by default', () => {
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createComponent({ addMergeRequestButtons: true });
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expect(findExternalLink().exists()).toBe(false);
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});
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});
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describe('without file blob', () => {
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beforeEach(() => {
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createComponent({ diffFile: { ...diffFile, blob: false } });
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});
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it('should not render toggle discussions button', () => {
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expect(findToggleDiscussionsButton().exists()).toBe(false);
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});
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it('should not render edit button', () => {
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expect(wrapper.find(EditButton).exists()).toBe(false);
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});
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});
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describe('with file blob', () => {
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it('should render correct file view button', () => {
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const viewPath = 'link://view-path';
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createComponent({
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diffFile: { ...diffFile, view_path: viewPath },
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addMergeRequestButtons: true,
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});
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expect(findViewFileButton().attributes('href')).toBe(viewPath);
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expect(findViewFileButton().attributes('data-original-title')).toEqual(
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`View file @ ${diffFile.content_sha.substr(0, 8)}`,
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);
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});
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});
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});
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describe('expand full file button', () => {
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describe('when diff is fully expanded', () => {
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it('is not rendered', () => {
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createComponent({
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diffFile: {
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...diffFile,
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is_fully_expanded: true,
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},
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});
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expect(findExpandButton().exists()).toBe(false);
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});
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});
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describe('when diff is not fully expanded', () => {
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const fullyNotExpandedFileProps = {
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diffFile: {
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...diffFile,
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is_fully_expanded: false,
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edit_path: 'link/to/edit/path.txt',
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isShowingFullFile: false,
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},
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addMergeRequestButtons: true,
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};
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it.each`
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iconName | isShowingFullFile
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${'doc-expand'} | ${false}
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${'doc-changes'} | ${true}
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`(
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'shows $iconName when isShowingFullFile set to $isShowingFullFile',
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({ iconName, isShowingFullFile }) => {
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createComponent({
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...fullyNotExpandedFileProps,
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diffFile: { ...fullyNotExpandedFileProps.diffFile, isShowingFullFile },
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});
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expect(findIconByName(iconName).exists()).toBe(true);
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},
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);
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it('renders expand to full file button if not showing full file already', () => {
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createComponent(fullyNotExpandedFileProps);
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expect(findExpandButton().exists()).toBe(true);
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});
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it('renders loading icon when loading full file', () => {
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createComponent(fullyNotExpandedFileProps);
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expect(findExpandButton().exists()).toBe(true);
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});
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it('toggles full diff on click', () => {
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createComponent(fullyNotExpandedFileProps);
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findExpandButton().vm.$emit('click');
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expect(mockStoreConfig.modules.diffs.actions.toggleFullDiff).toHaveBeenCalled();
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});
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});
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});
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it('uses discussionPath for link if it is defined', () => {
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const discussionPath = 'link://to/discussion';
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createComponent({
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discussionPath,
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});
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expect(findTitleLink().attributes('href')).toBe(discussionPath);
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});
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it('uses local anchor for link as last resort', () => {
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createComponent();
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expect(findTitleLink().attributes('href')).toMatch(/^#diff-content/);
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});
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describe('when local anchor for link is clicked', () => {
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beforeEach(() => {
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createComponent();
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});
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it('scrolls to target', () => {
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findTitleLink().trigger('click');
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expect(scrollToElement).toHaveBeenCalled();
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});
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it('updates anchor in URL', () => {
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findTitleLink().trigger('click');
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expect(window.location.href).toMatch(/#diff-content/);
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});
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});
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});
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describe('for new file', () => {
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it('displays the path', () => {
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createComponent({ diffFile: { ...diffFile, new_file: true } });
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expect(findTitleLink().text()).toBe(diffFile.file_path);
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});
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});
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describe('for deleted file', () => {
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it('displays the path', () => {
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createComponent({ diffFile: { ...diffFile, deleted_file: true } });
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expect(findTitleLink().text()).toBe(
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sprintf(__('%{filePath} deleted'), { filePath: diffFile.file_path }, false),
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);
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});
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it('does not show edit button', () => {
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createComponent({ diffFile: { ...diffFile, deleted_file: true } });
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expect(wrapper.find(EditButton).exists()).toBe(false);
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});
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});
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describe('for renamed file', () => {
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it('displays old and new path if the file was renamed', () => {
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createComponent({
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diffFile: {
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...diffFile,
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renamed_file: true,
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old_path_html: 'old',
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new_path_html: 'new',
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},
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});
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expect(findTitleLink().text()).toMatch(/^old.+new/s);
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});
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});
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describe('for replaced file', () => {
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it('renders view replaced file button', () => {
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const replacedViewPath = 'some/path';
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createComponent({
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diffFile: {
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...diffFile,
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replaced_view_path: replacedViewPath,
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},
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addMergeRequestButtons: true,
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});
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expect(findReplacedFileButton().exists()).toBe(true);
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});
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});
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});
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