import Vue from 'vue'; import Vuex from 'vuex'; import diffsModule from '~/diffs/store/modules'; import notesModule from '~/notes/stores/modules'; import DiffFileHeader from '~/diffs/components/diff_file_header.vue'; import { mountComponentWithStore } from 'spec/helpers/vue_mount_component_helper'; Vue.use(Vuex); const discussionFixture = 'merge_requests/diff_discussion.json'; describe('diff_file_header', () => { let vm; let props; const diffDiscussionMock = getJSONFixture(discussionFixture)[0]; const Component = Vue.extend(DiffFileHeader); const store = new Vuex.Store({ modules: { diffs: diffsModule(), notes: notesModule(), }, }); beforeEach(() => { const diffFile = diffDiscussionMock.diff_file; props = { diffFile: { ...diffFile }, canCurrentUserFork: false, }; }); afterEach(() => { vm.$destroy(); }); describe('computed', () => { describe('icon', () => { beforeEach(() => { props.diffFile.blob.icon = 'file-text-o'; }); it('returns the blob icon for files', () => { props.diffFile.submodule = false; vm = mountComponentWithStore(Component, { props, store }); expect(vm.icon).toBe(props.diffFile.blob.icon); }); it('returns the archive icon for submodules', () => { props.diffFile.submodule = true; vm = mountComponentWithStore(Component, { props, store }); expect(vm.icon).toBe('archive'); }); }); describe('titleLink', () => { beforeEach(() => { props.discussionPath = 'link://to/discussion'; Object.assign(props.diffFile, { submodule_link: 'link://to/submodule', submodule_tree_url: 'some://tree/url', }); }); it('returns the discussionPath for files', () => { props.diffFile.submodule = false; vm = mountComponentWithStore(Component, { props, store }); expect(vm.titleLink).toBe(props.discussionPath); }); it('returns the submoduleTreeUrl for submodules', () => { props.diffFile.submodule = true; vm = mountComponentWithStore(Component, { props, store }); expect(vm.titleLink).toBe(props.diffFile.submodule_tree_url); }); it('returns the submoduleLink for submodules without submoduleTreeUrl', () => { Object.assign(props.diffFile, { submodule: true, submodule_tree_url: null, }); vm = mountComponentWithStore(Component, { props, store }); expect(vm.titleLink).toBe(props.diffFile.submodule_link); }); it('sets the correct path to the discussion', () => { props.discussionPath = 'link://to/discussion'; vm = mountComponentWithStore(Component, { props, store }); const href = vm.$el.querySelector('.js-title-wrapper').getAttribute('href'); expect(href).toBe(vm.discussionPath); }); }); describe('filePath', () => { beforeEach(() => { Object.assign(props.diffFile, { blob: { id: 'b10b1db10b1d' }, file_path: 'path/to/file', }); }); it('returns the filePath for files', () => { props.diffFile.submodule = false; vm = mountComponentWithStore(Component, { props, store }); expect(vm.filePath).toBe(props.diffFile.file_path); }); it('appends the truncated blob id for submodules', () => { props.diffFile.submodule = true; vm = mountComponentWithStore(Component, { props, store }); expect(vm.filePath).toBe( `${props.diffFile.file_path} @ ${props.diffFile.blob.id.substr(0, 8)}`, ); }); }); describe('titleTag', () => { it('returns a link tag if fileHash is set', () => { props.diffFile.file_hash = 'some hash'; vm = mountComponentWithStore(Component, { props, store }); expect(vm.titleTag).toBe('a'); }); it('returns a span tag if fileHash is not set', () => { props.diffFile.file_hash = null; vm = mountComponentWithStore(Component, { props, store }); expect(vm.titleTag).toBe('span'); }); }); describe('isUsingLfs', () => { beforeEach(() => { Object.assign(props.diffFile, { stored_externally: true, external_storage: 'lfs', }); }); it('returns true if file is stored in LFS', () => { vm = mountComponentWithStore(Component, { props, store }); expect(vm.isUsingLfs).toBe(true); }); it('returns false if file is not stored externally', () => { props.diffFile.stored_externally = false; vm = mountComponentWithStore(Component, { props, store }); expect(vm.isUsingLfs).toBe(false); }); it('returns false if file is not stored in LFS', () => { props.diffFile.external_storage = 'not lfs'; vm = mountComponentWithStore(Component, { props, store }); expect(vm.isUsingLfs).toBe(false); }); }); describe('collapseIcon', () => { it('returns chevron-down if the diff is expanded', () => { props.expanded = true; vm = mountComponentWithStore(Component, { props, store }); expect(vm.collapseIcon).toBe('chevron-down'); }); it('returns chevron-right if the diff is collapsed', () => { props.expanded = false; vm = mountComponentWithStore(Component, { props, store }); expect(vm.collapseIcon).toBe('chevron-right'); }); }); describe('viewFileButtonText', () => { it('contains the truncated content SHA', () => { const dummySha = 'deebd00f is no SHA'; props.diffFile.content_sha = dummySha; vm = mountComponentWithStore(Component, { props, store }); expect(vm.viewFileButtonText).not.toContain(dummySha); expect(vm.viewFileButtonText).toContain(dummySha.substr(0, 8)); }); }); describe('viewReplacedFileButtonText', () => { it('contains the truncated base SHA', () => { const dummySha = 'deadabba sings no more'; props.diffFile.diff_refs.base_sha = dummySha; vm = mountComponentWithStore(Component, { props, store }); expect(vm.viewReplacedFileButtonText).not.toContain(dummySha); expect(vm.viewReplacedFileButtonText).toContain(dummySha.substr(0, 8)); }); }); }); describe('methods', () => { describe('handleToggleFile', () => { beforeEach(() => { spyOn(vm, '$emit').and.stub(); }); it('emits toggleFile if checkTarget is false', () => { vm.handleToggleFile(null, false); expect(vm.$emit).toHaveBeenCalledWith('toggleFile'); }); it('emits toggleFile if checkTarget is true and event target is header', () => { vm.handleToggleFile({ target: vm.$refs.header }, true); expect(vm.$emit).toHaveBeenCalledWith('toggleFile'); }); it('does not emit toggleFile if checkTarget is true and event target is not header', () => { vm.handleToggleFile({ target: 'not header' }, true); expect(vm.$emit).not.toHaveBeenCalled(); }); }); }); describe('template', () => { describe('collapse toggle', () => { const collapseToggle = () => vm.$el.querySelector('.diff-toggle-caret'); it('is visible if collapsible is true', () => { props.collapsible = true; vm = mountComponentWithStore(Component, { props, store }); expect(collapseToggle()).not.toBe(null); }); it('is hidden if collapsible is false', () => { props.collapsible = false; vm = mountComponentWithStore(Component, { props, store }); expect(collapseToggle()).toBe(null); }); }); it('displays an file icon in the title', () => { vm = mountComponentWithStore(Component, { props, store }); expect(vm.$el.querySelector('svg.js-file-icon use').getAttribute('xlink:href')).toContain( 'ruby', ); }); describe('file paths', () => { const filePaths = () => vm.$el.querySelectorAll('.file-title-name'); it('displays the path of a added file', () => { props.diffFile.renamed_file = false; vm = mountComponentWithStore(Component, { props, store }); expect(filePaths()).toHaveLength(1); expect(filePaths()[0]).toHaveText(props.diffFile.file_path); }); it('displays path for deleted file', () => { props.diffFile.renamed_file = false; props.diffFile.deleted_file = true; vm = mountComponentWithStore(Component, { props, store }); expect(filePaths()).toHaveLength(1); expect(filePaths()[0]).toHaveText(`${props.diffFile.file_path} deleted`); }); it('displays old and new path if the file was renamed', () => { props.diffFile.renamed_file = true; vm = mountComponentWithStore(Component, { props, store }); expect(filePaths()).toHaveLength(2); expect(filePaths()[0]).toHaveText(props.diffFile.old_path); expect(filePaths()[1]).toHaveText(props.diffFile.new_path); }); }); it('displays a copy to clipboard button', () => { vm = mountComponentWithStore(Component, { props, store }); const button = vm.$el.querySelector('.btn-clipboard'); expect(button).not.toBe(null); expect(button.dataset.clipboardText).toBe( '{"text":"files/ruby/popen.rb","gfm":"`files/ruby/popen.rb`"}', ); }); describe('file mode', () => { it('it displays old and new file mode if it changed', () => { props.diffFile.mode_changed = true; vm = mountComponentWithStore(Component, { props, store }); const { fileMode } = vm.$refs; expect(fileMode).not.toBe(undefined); expect(fileMode).toContainText(props.diffFile.a_mode); expect(fileMode).toContainText(props.diffFile.b_mode); }); it('does not display the file mode if it has not changed', () => { props.diffFile.mode_changed = false; vm = mountComponentWithStore(Component, { props, store }); const { fileMode } = vm.$refs; expect(fileMode).toBe(undefined); }); }); describe('LFS label', () => { const lfsLabel = () => vm.$el.querySelector('.label-lfs'); it('displays the LFS label for files stored in LFS', () => { Object.assign(props.diffFile, { stored_externally: true, external_storage: 'lfs', }); vm = mountComponentWithStore(Component, { props, store }); expect(lfsLabel()).not.toBe(null); expect(lfsLabel()).toHaveText('LFS'); }); it('does not display the LFS label for files stored in repository', () => { props.diffFile.stored_externally = false; vm = mountComponentWithStore(Component, { props, store }); expect(lfsLabel()).toBe(null); }); }); describe('edit button', () => { it('should not render edit button if addMergeRequestButtons is not true', () => { vm = mountComponentWithStore(Component, { props, store }); expect(vm.$el.querySelector('.js-edit-blob')).toEqual(null); }); it('should show edit button when file is editable', () => { props.addMergeRequestButtons = true; props.diffFile.edit_path = '/'; vm = mountComponentWithStore(Component, { props, store }); expect(vm.$el.querySelector('.js-edit-blob')).toContainText('Edit'); }); it('should not show edit button when file is deleted', () => { props.addMergeRequestButtons = true; props.diffFile.deleted_file = true; props.diffFile.edit_path = '/'; vm = mountComponentWithStore(Component, { props, store }); expect(vm.$el.querySelector('.js-edit-blob')).toEqual(null); }); }); describe('addMergeRequestButtons', () => { beforeEach(() => { props.addMergeRequestButtons = true; props.diffFile.edit_path = ''; }); describe('view on environment button', () => { const url = 'some.external.url/'; const title = 'url.title'; it('displays link to external url', () => { props.diffFile.external_url = url; props.diffFile.formatted_external_url = title; vm = mountComponentWithStore(Component, { props, store }); expect(vm.$el.querySelector(`a[href="${url}"]`)).not.toBe(null); expect(vm.$el.querySelector(`a[data-original-title="View on ${title}"]`)).not.toBe(null); }); it('hides link if no external url', () => { props.diffFile.external_url = ''; props.diffFile.formattedExternal_url = title; vm = mountComponentWithStore(Component, { props, store }); expect(vm.$el.querySelector(`a[data-original-title="View on ${title}"]`)).toBe(null); }); }); }); describe('handles toggle discussions', () => { it('renders a disabled button when diff has no discussions', () => { const propsCopy = Object.assign({}, props); propsCopy.diffFile.submodule = false; propsCopy.diffFile.blob = { id: '848ed9407c6730ff16edb3dd24485a0eea24292a', path: 'lib/base.js', name: 'base.js', mode: '100644', readable_text: true, icon: 'file-text-o', }; propsCopy.addMergeRequestButtons = true; propsCopy.diffFile.deleted_file = true; vm = mountComponentWithStore(Component, { props: propsCopy, store, }); expect( vm.$el.querySelector('.js-btn-vue-toggle-comments').getAttribute('disabled'), ).toEqual('disabled'); }); describe('with discussions', () => { it('dispatches toggleFileDiscussions when user clicks on toggle discussions button', () => { const propsCopy = Object.assign({}, props); propsCopy.diffFile.submodule = false; propsCopy.diffFile.blob = { id: '848ed9407c6730ff16edb3dd24485a0eea24292a', path: 'lib/base.js', name: 'base.js', mode: '100644', readable_text: true, icon: 'file-text-o', }; propsCopy.addMergeRequestButtons = true; propsCopy.diffFile.deleted_file = true; const discussionGetter = () => [ { ...diffDiscussionMock, }, ]; const notesModuleMock = notesModule(); notesModuleMock.getters.discussions = discussionGetter; vm = mountComponentWithStore(Component, { props: propsCopy, store: new Vuex.Store({ modules: { diffs: diffsModule(), notes: notesModuleMock, }, }), }); spyOn(vm, 'toggleFileDiscussions'); vm.$el.querySelector('.js-btn-vue-toggle-comments').click(); expect(vm.toggleFileDiscussions).toHaveBeenCalled(); }); }); }); }); });