gitlab-ce/spec/frontend/diffs/components/app_spec.js

1077 lines
36 KiB
JavaScript

import { GlLoadingIcon, GlPagination } from '@gitlab/ui';
import { createWrapper, shallowMount } from '@vue/test-utils';
import MockAdapter from 'axios-mock-adapter';
import Vue, { nextTick } from 'vue';
import VueApollo from 'vue-apollo';
// eslint-disable-next-line no-restricted-imports
import Vuex from 'vuex';
import { createTestingPinia } from '@pinia/testing';
import { PiniaVuePlugin } from 'pinia';
import getMRCodequalityAndSecurityReports from 'ee_else_ce/diffs/components/graphql/get_mr_codequality_and_security_reports.query.graphql';
import createMockApollo from 'helpers/mock_apollo_helper';
import setWindowLocation from 'helpers/set_window_location_helper';
import { mockTracking } from 'helpers/tracking_helper';
import { TEST_HOST } from 'spec/test_constants';
import App from '~/diffs/components/app.vue';
import CommitWidget from '~/diffs/components/commit_widget.vue';
import CompareVersions from '~/diffs/components/compare_versions.vue';
import DiffFile from '~/diffs/components/diff_file.vue';
import NoChanges from '~/diffs/components/no_changes.vue';
import FindingsDrawer from 'ee_component/diffs/components/shared/findings_drawer.vue';
import DiffsFileTree from '~/diffs/components/diffs_file_tree.vue';
import DiffAppControls from '~/diffs/components/diff_app_controls.vue';
import CollapsedFilesWarning from '~/diffs/components/collapsed_files_warning.vue';
import HiddenFilesWarning from '~/diffs/components/hidden_files_warning.vue';
import eventHub from '~/diffs/event_hub';
import notesEventHub from '~/notes/event_hub';
import { EVT_DISCUSSIONS_ASSIGNED, FILE_BROWSER_VISIBLE } from '~/diffs/constants';
import axios from '~/lib/utils/axios_utils';
import { HTTP_STATUS_OK } from '~/lib/utils/http_status';
import { Mousetrap } from '~/lib/mousetrap';
import * as urlUtils from '~/lib/utils/url_utility';
import * as commonUtils from '~/lib/utils/common_utils';
import { BV_HIDE_TOOLTIP, DEFAULT_DEBOUNCE_AND_THROTTLE_MS } from '~/lib/utils/constants';
import { stubPerformanceWebAPI } from 'helpers/performance';
import { getDiffFileMock } from 'jest/diffs/mock_data/diff_file';
import waitForPromises from 'helpers/wait_for_promises';
import { removeCookie, setCookie } from '~/lib/utils/common_utils';
import { useFileBrowser } from '~/diffs/stores/file_browser';
import { useMockInternalEventsTracking } from 'helpers/tracking_internal_events_helper';
import { useLegacyDiffs } from '~/diffs/stores/legacy_diffs';
import { globalAccessorPlugin } from '~/pinia/plugins';
import { DynamicScroller } from 'vendor/vue-virtual-scroller';
import * as mergeRequestUtils from '~/diffs/utils/merge_request';
import {
keysFor,
MR_NEXT_FILE_IN_DIFF,
MR_PREVIOUS_FILE_IN_DIFF,
MR_TOGGLE_REVIEW,
} from '~/behaviors/shortcuts/keybindings';
import { useNotes } from '~/notes/store/legacy_notes';
import createDiffsStore from '../create_diffs_store';
import diffsMockData from '../mock_data/merge_request_diffs';
const TEST_ENDPOINT = `${TEST_HOST}/diff/endpoint`;
const COMMIT_URL = `${TEST_HOST}/COMMIT/OLD`;
const UPDATED_COMMIT_URL = `${TEST_HOST}/COMMIT/NEW`;
const ENDPOINT_BATCH_URL = `${TEST_HOST}/diff/endpointBatch`;
const ENDPOINT_METADATA_URL = `${TEST_HOST}/diff/endpointMetadata`;
Vue.use(Vuex);
Vue.use(VueApollo);
Vue.use(PiniaVuePlugin);
function getCollapsedFilesWarning(wrapper) {
return wrapper.findComponent(CollapsedFilesWarning);
}
describe('diffs/components/app', () => {
const oldMrTabs = window.mrTabs;
let store;
let wrapper;
let mock;
let fakeApollo;
let pinia;
const codeQualityAndSastQueryHandlerSuccess = jest.fn().mockResolvedValue({});
const createComponent = ({ props = {} } = {}) => {
fakeApollo = createMockApollo([
[getMRCodequalityAndSecurityReports, codeQualityAndSastQueryHandlerSuccess],
]);
wrapper = shallowMount(App, {
apolloProvider: fakeApollo,
propsData: {
shouldShow: true,
endpointCoverage: `${TEST_HOST}/diff/endpointCoverage`,
endpointCodequality: '',
sastReportAvailable: false,
projectPath: 'namespace/project',
currentUser: {},
changesEmptyStateIllustration: '',
...props,
},
store: createDiffsStore(),
pinia,
});
};
beforeEach(() => {
pinia = createTestingPinia({ plugins: [globalAccessorPlugin] });
store = useLegacyDiffs();
store.isLoading = false;
store.isTreeLoaded = true;
store.setBaseConfig({
endpoint: TEST_ENDPOINT,
endpointMetadata: ENDPOINT_METADATA_URL,
endpointBatch: ENDPOINT_BATCH_URL,
endpointDiffForPath: TEST_ENDPOINT,
projectPath: 'namespace/project',
dismissEndpoint: '',
showSuggestPopover: true,
mrReviews: {},
diffViewType: 'inline',
viewDiffsFileByFile: false,
});
store.fetchDiffFilesMeta.mockResolvedValue({ real_size: '20' });
store.fetchDiffFilesBatch.mockResolvedValue();
store.assignDiscussionsToDiff.mockResolvedValue();
useNotes();
stubPerformanceWebAPI();
// setup globals (needed for component to mount :/)
window.mrTabs = {
resetViewContainer: jest.fn(),
};
window.mrTabs.expandViewContainer = jest.fn();
mock = new MockAdapter(axios);
mock.onGet(TEST_ENDPOINT).reply(HTTP_STATUS_OK, {});
});
afterEach(() => {
// reset globals
window.mrTabs = oldMrTabs;
mock.restore();
});
describe('fetch diff methods', () => {
it('calls batch methods if diffsBatchLoad is enabled', () => {
jest.spyOn(window, 'requestIdleCallback').mockImplementation((fn) => fn());
createComponent({});
expect(store.fetchDiffFilesMeta).toHaveBeenCalled();
expect(store.fetchDiffFilesBatch).toHaveBeenCalledWith(false);
expect(store.fetchCoverageFiles).toHaveBeenCalled();
});
it('updates diff counter', async () => {
const spy = jest.spyOn(mergeRequestUtils, 'updateChangesTabCount');
createComponent();
await waitForPromises();
expect(spy).toHaveBeenCalledWith({ count: 20 });
});
it('sets diff counter to 0 without changes', async () => {
const spy = jest.spyOn(mergeRequestUtils, 'updateChangesTabCount');
store.fetchDiffFilesMeta.mockResolvedValue();
createComponent();
await waitForPromises();
expect(spy).toHaveBeenCalledWith({ count: 0 });
});
});
describe('codequality diff', () => {
it('does not fetch code quality data on FOSS', () => {
createComponent({});
expect(codeQualityAndSastQueryHandlerSuccess).not.toHaveBeenCalled();
});
});
describe('SAST diff', () => {
it('does not fetch Sast data on FOSS', () => {
createComponent({});
expect(codeQualityAndSastQueryHandlerSuccess).not.toHaveBeenCalled();
});
});
it('displays loading icon on loading', async () => {
createComponent();
store.isLoading = true;
await nextTick();
expect(wrapper.findComponent(GlLoadingIcon).exists()).toBe(true);
});
it('displays loading icon on batch loading', async () => {
createComponent();
store.batchLoadingState = 'loading';
await nextTick();
expect(wrapper.findComponent(GlLoadingIcon).exists()).toBe(true);
});
it('displays diffs container when not loading', () => {
createComponent({});
expect(wrapper.findComponent(GlLoadingIcon).exists()).toBe(false);
expect(wrapper.find('#diffs').exists()).toBe(true);
});
describe('row highlighting', () => {
beforeEach(() => {
window.location.hash = 'ABC_123';
});
it('sets highlighted row if hash exists in location object', () => {
createComponent();
expect(store.setHighlightedRow).toHaveBeenCalledWith({ lineCode: 'ABC_123' });
});
it('renders findings-drawer', () => {
createComponent({});
expect(wrapper.findComponent(FindingsDrawer).exists()).toBe(true);
});
});
describe('empty state', () => {
it('renders empty state when no diff files exist', () => {
createComponent();
expect(wrapper.findComponent(NoChanges).exists()).toBe(true);
});
it('does not render empty state when diff files exist', async () => {
createComponent();
store.diffFiles = [{ id: 1 }];
store.treeEntries = { 1: { type: 'blob', id: 1 } };
await nextTick();
expect(wrapper.findComponent(NoChanges).exists()).toBe(false);
expect(wrapper.findComponent(DynamicScroller).props('items')).toStrictEqual(store.diffFiles);
});
});
describe('keyboard shortcut navigation', () => {
let spies = [];
let moveSpy;
let jumpSpy;
let toggleReviewSpy;
function setup(componentProps) {
createComponent({
props: componentProps,
});
moveSpy = jest.spyOn(wrapper.vm, 'moveToNeighboringCommit').mockImplementation(() => {});
jumpSpy = jest.spyOn(wrapper.vm, 'jumpToFile').mockImplementation(() => {});
toggleReviewSpy = jest
.spyOn(wrapper.vm, 'toggleActiveFileReview')
.mockImplementation(() => {});
spies = [jumpSpy, moveSpy, toggleReviewSpy];
}
describe('visible app', () => {
it.each`
key | name | spy | args
${'['} | ${'jumpToFile'} | ${0} | ${[-1]}
${'k'} | ${'jumpToFile'} | ${0} | ${[-1]}
${']'} | ${'jumpToFile'} | ${0} | ${[+1]}
${'j'} | ${'jumpToFile'} | ${0} | ${[+1]}
${'x'} | ${'moveToNeighboringCommit'} | ${1} | ${[{ direction: 'previous' }]}
${'c'} | ${'moveToNeighboringCommit'} | ${1} | ${[{ direction: 'next' }]}
${'v'} | ${'toggleActiveFileReview'} | ${2} | ${[]}
`(
'calls `$name()` with correct parameters whenever the "$key" key is pressed',
async ({ key, spy, args }) => {
setup({ shouldShow: true });
await nextTick();
expect(spies[spy]).not.toHaveBeenCalled();
Mousetrap.trigger(key);
expect(spies[spy]).toHaveBeenCalledWith(...args);
},
);
it.each`
key | name | spy | allowed
${'d'} | ${'jumpToFile'} | ${0} | ${['[', ']', 'j', 'k']}
${'r'} | ${'moveToNeighboringCommit'} | ${1} | ${['x', 'c']}
${'t'} | ${'toggleActiveFileReview'} | ${2} | ${['v']}
`(
`does not call \`$name()\` when a key that is not one of \`$allowed\` is pressed`,
async ({ key, spy }) => {
setup({ shouldShow: true });
await nextTick();
Mousetrap.trigger(key);
expect(spies[spy]).not.toHaveBeenCalled();
},
);
});
describe('hidden app', () => {
beforeEach(async () => {
setup({ shouldShow: false });
await nextTick();
Mousetrap.reset();
});
it.each`
key | name | spy
${'['} | ${'jumpToFile'} | ${0}
${'k'} | ${'jumpToFile'} | ${0}
${']'} | ${'jumpToFile'} | ${0}
${'j'} | ${'jumpToFile'} | ${0}
${'x'} | ${'moveToNeighboringCommit'} | ${1}
${'c'} | ${'moveToNeighboringCommit'} | ${1}
${'v'} | ${'toggleActiveFileReview'} | ${2}
`('stops calling `$name()` when the app is hidden', ({ key, spy }) => {
Mousetrap.trigger(key);
expect(spies[spy]).not.toHaveBeenCalled();
});
});
describe('toggleActiveFileReview', () => {
const toggleReview = () => Mousetrap.trigger(keysFor(MR_TOGGLE_REVIEW));
beforeEach(() => {
store.diffFiles = [
{ id: 1, file_hash: '111', file_path: '111.js' },
{ id: 2, file_hash: '222', file_path: '222.js' },
];
createComponent();
});
it('marks active file as reviewed when triggering review toggle shortcut', () => {
store.currentDiffFileId = '111';
store.fileReviews = { 1: false };
toggleReview();
expect(store.reviewFile).toHaveBeenCalledWith({
file: store.diffFiles[0],
reviewed: true,
});
expect(store.reviewFile).toHaveBeenCalledTimes(1);
expect(store.setFileCollapsedByUser).toHaveBeenCalledWith({
filePath: '111.js',
collapsed: true,
});
expect(store.setFileCollapsedByUser).toHaveBeenCalledTimes(1);
});
it('marks active file as unreviewed when triggering review toggle shortcut again', () => {
store.currentDiffFileId = '222';
jest.spyOn(wrapper.vm, 'fileReviews', 'get').mockReturnValue({ 2: true });
toggleReview();
expect(store.reviewFile).toHaveBeenCalledWith({
file: store.diffFiles[1],
reviewed: false,
});
expect(store.reviewFile).toHaveBeenCalledTimes(1);
expect(store.setFileCollapsedByUser).toHaveBeenCalledWith({
filePath: '222.js',
collapsed: false,
});
expect(store.setFileCollapsedByUser).toHaveBeenCalledTimes(1);
});
it('does nothing when no active file exists', () => {
store.currentDiffFileId = 'non-existent';
toggleReview();
expect(store.reviewFile).not.toHaveBeenCalled();
expect(store.setFileCollapsedByUser).not.toHaveBeenCalled();
});
});
});
describe('jumpToFile', () => {
const nextFile = () => Mousetrap.trigger(keysFor(MR_NEXT_FILE_IN_DIFF)[0]);
const prevFile = () => Mousetrap.trigger(keysFor(MR_PREVIOUS_FILE_IN_DIFF)[0]);
beforeEach(() => {
store.treeEntries = [
{ type: 'blob', fileHash: '111', path: '111.js' },
{ type: 'blob', fileHash: '222', path: '222.js' },
{ type: 'blob', fileHash: '333', path: '333.js' },
];
createComponent();
});
it('jumps to next and previous files in the list', () => {
nextFile();
expect(store.goToFile).toHaveBeenNthCalledWith(1, { path: '222.js' });
store.currentDiffFileId = '222';
nextFile();
expect(store.goToFile).toHaveBeenNthCalledWith(2, { path: '333.js' });
store.currentDiffFileId = '333';
prevFile();
expect(store.goToFile).toHaveBeenNthCalledWith(3, { path: '222.js' });
});
it('does not jump to previous file from the first one', () => {
store.currentDiffFileId = '333';
nextFile();
expect(store.goToFile).not.toHaveBeenCalled();
});
it('does not jump to next file from the last one', () => {
prevFile();
expect(store.goToFile).not.toHaveBeenCalled();
});
});
describe('commit watcher', () => {
beforeEach(() => {
setWindowLocation(COMMIT_URL);
document.title = 'My Title';
});
beforeEach(() => {
jest.spyOn(urlUtils, 'updateHistory');
});
it('when the commit changes and the app is not loading it should update the history, refetch the diff data, and update the view', async () => {
store.commit = { ...store.commit, id: 'OLD' };
createComponent();
expect(store.fetchDiffFilesMeta).toHaveBeenCalledTimes(1);
store.commit = { id: 'NEW' };
await nextTick();
expect(urlUtils.updateHistory).toHaveBeenCalledWith({
title: document.title,
url: UPDATED_COMMIT_URL,
});
expect(store.fetchDiffFilesMeta).toHaveBeenCalledTimes(2);
});
it.each`
isLoading | oldSha | newSha
${true} | ${'OLD'} | ${'NEW'}
${false} | ${'NEW'} | ${'NEW'}
`(
'given `{ "isLoading": $isLoading, "oldSha": "$oldSha", "newSha": "$newSha" }`, nothing should happen',
async ({ isLoading, oldSha, newSha }) => {
store.isLoading = isLoading;
store.commit = { ...store.commit, id: oldSha };
createComponent();
expect(store.fetchDiffFilesMeta).toHaveBeenCalledTimes(1);
store.commit = { id: newSha };
await nextTick();
expect(urlUtils.updateHistory).not.toHaveBeenCalled();
expect(store.fetchDiffFilesMeta).toHaveBeenCalledTimes(1);
},
);
});
describe('diffs', () => {
it('should render compare versions component', () => {
createComponent();
expect(wrapper.findComponent(CompareVersions).exists()).toBe(true);
expect(wrapper.findComponent(CompareVersions).props()).toMatchObject({
toggleFileTreeVisible: false,
});
});
it('should render file tree toggle in compare versions', () => {
store.diffFiles = [getDiffFileMock()];
createComponent();
expect(wrapper.findComponent(CompareVersions).props()).toMatchObject({
toggleFileTreeVisible: true,
});
});
it('should render app controls component', () => {
store.diffFiles = diffsMockData;
store.realSize = '10';
store.addedLines = 15;
store.removedLines = 20;
createComponent();
expect(wrapper.findComponent(DiffAppControls).exists()).toBe(true);
expect(wrapper.findComponent(DiffAppControls).props()).toEqual(
expect.objectContaining({
hasChanges: true,
diffsCount: '10',
addedLines: 15,
removedLines: 20,
showWhitespace: true,
viewDiffsFileByFile: false,
diffViewType: 'inline',
}),
);
});
it('collapses all files', async () => {
createComponent();
await wrapper.findComponent(DiffAppControls).vm.$emit('collapseAllFiles');
expect(store.collapseAllFiles).toHaveBeenCalled();
});
it('expands all files', async () => {
createComponent();
await wrapper.findComponent(DiffAppControls).vm.$emit('expandAllFiles');
expect(store.expandAllFiles).toHaveBeenCalled();
});
it('switches whitespace mode', async () => {
createComponent();
await wrapper.findComponent(DiffAppControls).vm.$emit('toggleWhitespace', false);
expect(store.setShowWhitespace).toHaveBeenCalledWith({ showWhitespace: false });
});
it('switches view mode', async () => {
createComponent();
await wrapper.findComponent(DiffAppControls).vm.$emit('updateDiffViewType', 'parallel');
expect(store.setDiffViewType).toHaveBeenCalledWith('parallel');
});
it('enables file by file mode', async () => {
createComponent();
await wrapper.findComponent(DiffAppControls).vm.$emit('toggleFileByFile');
expect(store.setFileByFile).toHaveBeenCalledWith({ fileByFile: true });
});
describe('warnings', () => {
describe('hidden files', () => {
it('should render hidden files warning if render overflow warning is present', () => {
store.renderOverflowWarning = true;
store.realSize = '5';
store.plainDiffPath = 'plain diff path';
store.emailPatchPath = 'email patch path';
store.size = 1;
store.treeEntries = {
111: { type: 'blob', fileHash: '111', path: '111.js' },
};
createComponent();
expect(wrapper.findComponent(HiddenFilesWarning).exists()).toBe(true);
expect(wrapper.findComponent(HiddenFilesWarning).props()).toEqual(
expect.objectContaining({
total: '5',
plainDiffPath: 'plain diff path',
emailPatchPath: 'email patch path',
visible: 1,
}),
);
});
});
describe('collapsed files', () => {
it('should render the collapsed files warning if there are any automatically collapsed files', () => {
store.diffFiles = [{ viewer: { automaticallyCollapsed: true } }];
createComponent();
expect(getCollapsedFilesWarning(wrapper).exists()).toBe(true);
});
it('should not render the collapsed files warning if there are no automatically collapsed files', () => {
store.diffFiles = [
{ viewer: { automaticallyCollapsed: false, manuallyCollapsed: true } },
{ viewer: { automaticallyCollapsed: false, manuallyCollapsed: false } },
];
createComponent();
expect(getCollapsedFilesWarning(wrapper).exists()).toBe(false);
});
});
});
it('should display commit widget if store has a commit', () => {
store.commit = { author: 'John Doe' };
createComponent();
expect(wrapper.findComponent(CommitWidget).exists()).toBe(true);
});
it('should display diff file if there are diff files', () => {
store.diffFiles = [{ file_hash: '111', file_path: '111.js' }];
store.treeEntries = {
111: { type: 'blob', fileHash: '111', path: '111.js' },
123: { type: 'blob', fileHash: '123', path: '123.js' },
312: { type: 'blob', fileHash: '312', path: '312.js' },
};
createComponent();
expect(wrapper.findComponent(DynamicScroller).exists()).toBe(true);
expect(wrapper.findComponent(DynamicScroller).props('items')).toStrictEqual(store.diffFiles);
});
describe('File browser', () => {
it('should render file browser when files are present', () => {
store.realSize = '20';
store.treeEntries = { 111: { type: 'blob', fileHash: '111', path: '111.js' } };
createComponent();
expect(wrapper.findComponent(DiffsFileTree).exists()).toBe(true);
expect(wrapper.findComponent(DiffsFileTree).props('totalFilesCount')).toBe('20');
});
it('should not render file browser without files', async () => {
createComponent();
await nextTick();
expect(wrapper.findComponent(DiffsFileTree).exists()).toBe(false);
});
it('should handle clickFile events', () => {
const file = { path: '111.js' };
store.treeEntries = { 111: { type: 'blob', fileHash: '111', path: '111.js' } };
createComponent();
wrapper.findComponent(DiffsFileTree).vm.$emit('clickFile', file);
expect(store.goToFile).toHaveBeenCalledWith({ path: file.path });
});
it('should handle toggleFolder events', () => {
const file = { path: '111.js' };
store.treeEntries = { 111: { type: 'blob', fileHash: '111', path: '111.js' } };
createComponent();
wrapper.findComponent(DiffsFileTree).vm.$emit('toggleFolder', file);
expect(store.toggleTreeOpen).toHaveBeenCalledWith(file);
});
});
});
describe('file browser visibility', () => {
beforeEach(() => {
removeCookie(FILE_BROWSER_VISIBLE);
});
it('hides files browser with only 1 file', async () => {
store.treeEntries = { 123: { type: 'blob', fileHash: '123' } };
createComponent();
await waitForPromises();
expect(useFileBrowser().setFileBrowserVisibility).toHaveBeenCalledWith(false);
});
it('shows file browser with more than 1 file', async () => {
store.treeEntries = {
111: { type: 'blob', fileHash: '111', path: '111.js' },
123: { type: 'blob', fileHash: '123', path: '123.js' },
};
createComponent();
await waitForPromises();
expect(useFileBrowser().setFileBrowserVisibility).toHaveBeenCalledWith(true);
});
it.each`
fileBrowserVisible
${true}
${false}
`(
'sets browser visibility from cookie value: $fileBrowserVisible',
async ({ fileBrowserVisible }) => {
setCookie(FILE_BROWSER_VISIBLE, fileBrowserVisible);
store.treeEntries['123'] = { sha: '123' };
createComponent();
await waitForPromises();
expect(useFileBrowser().setFileBrowserVisibility).toHaveBeenCalledWith(fileBrowserVisible);
},
);
});
describe('file-by-file', () => {
let hashSpy;
beforeEach(() => {
hashSpy = jest.spyOn(commonUtils, 'handleLocationHash');
});
it('renders a single diff', async () => {
store.treeEntries = {
123: { type: 'blob', fileHash: '123' },
312: { type: 'blob', fileHash: '312' },
};
store.diffFiles.push({ file_hash: '312' });
store.viewDiffsFileByFile = true;
createComponent();
await nextTick();
expect(wrapper.findAllComponents(DiffFile).length).toBe(1);
});
describe('rechecking the url hash for scrolling', () => {
const advanceAndCheckCalls = (count = 0) => {
jest.advanceTimersByTime(DEFAULT_DEBOUNCE_AND_THROTTLE_MS);
expect(hashSpy).toHaveBeenCalledTimes(count);
};
it('re-checks one time after the file finishes loading', () => {
store.diffFiles = [{ isLoadingFullFile: true }];
store.viewDiffsFileByFile = true;
createComponent();
// The hash check is not called if the file is still marked as loading
expect(hashSpy).toHaveBeenCalledTimes(0);
eventHub.$emit(EVT_DISCUSSIONS_ASSIGNED);
advanceAndCheckCalls();
eventHub.$emit(EVT_DISCUSSIONS_ASSIGNED);
advanceAndCheckCalls();
// Once the file has finished loading, it calls through to check the hash
store.diffFiles[0].isLoadingFullFile = false;
eventHub.$emit(EVT_DISCUSSIONS_ASSIGNED);
advanceAndCheckCalls(1);
// No further scrolls happen after one hash check / scroll
eventHub.$emit(EVT_DISCUSSIONS_ASSIGNED);
advanceAndCheckCalls(1);
eventHub.$emit(EVT_DISCUSSIONS_ASSIGNED);
advanceAndCheckCalls(1);
});
it('does not re-check when not in single-file mode', () => {
createComponent();
eventHub.$emit(EVT_DISCUSSIONS_ASSIGNED);
expect(hashSpy).not.toHaveBeenCalled();
});
});
describe('pagination', () => {
const fileByFileNav = () => wrapper.find('[data-testid="file-by-file-navigation"]');
const paginator = () => fileByFileNav().findComponent(GlPagination);
it('sets previous button as disabled', async () => {
store.treeEntries = {
123: { type: 'blob', fileHash: '123' },
312: { type: 'blob', fileHash: '312' },
};
store.viewDiffsFileByFile = true;
createComponent();
await nextTick();
expect(paginator().attributes('prevpage')).toBe(undefined);
expect(paginator().attributes('nextpage')).toBe('2');
});
it('sets next button as disabled', async () => {
store.treeEntries = {
123: { type: 'blob', fileHash: '123' },
312: { type: 'blob', fileHash: '312' },
};
store.currentDiffFileId = '312';
store.viewDiffsFileByFile = true;
createComponent();
await nextTick();
expect(paginator().attributes('prevpage')).toBe('1');
expect(paginator().attributes('nextpage')).toBe(undefined);
});
it("doesn't display when there's fewer than 2 files", async () => {
store.treeEntries = { 123: { type: 'blob', fileHash: '123' } };
store.currentDiffFileId = '123';
store.viewDiffsFileByFile = true;
createComponent();
await nextTick();
expect(fileByFileNav().exists()).toBe(false);
});
it.each`
currentDiffFileId | targetFile
${'123'} | ${2}
${'312'} | ${1}
`(
'calls navigateToDiffFileIndex with $index when $link is clicked',
async ({ currentDiffFileId, targetFile }) => {
store.treeEntries = {
123: { type: 'blob', fileHash: '123', filePaths: { old: '1234', new: '123' } },
312: { type: 'blob', fileHash: '312', filePaths: { old: '3124', new: '312' } },
};
store.currentDiffFileId = currentDiffFileId;
store.viewDiffsFileByFile = true;
createComponent();
await nextTick();
paginator().vm.$emit('input', targetFile);
await nextTick();
expect(store.navigateToDiffFileIndex).toHaveBeenLastCalledWith(targetFile - 1);
},
);
});
describe('non-UI navigation', () => {
describe('in single-file review mode', () => {
beforeEach(() => {
window.location.hash = '123';
store.treeEntries = {
123: {
type: 'blob',
fileHash: '123',
filePaths: { old: '1234', new: '123' },
parentPath: '/',
},
312: {
type: 'blob',
fileHash: '312',
filePaths: { old: '3124', new: '312' },
parentPath: '/',
},
};
store.diffFiles = [{ file_hash: '123' }, { file_hash: '312' }];
store.viewDiffsFileByFile = true;
createComponent();
});
it.each`
hash | updated | alias
${'312'} | ${'312'} | ${'312'}
${''} | ${'123'} | ${'(nothing)'}
`(
'reacts to the hash changing to "$alias" externally (e.g. browser back/forward)',
async ({ hash, updated }) => {
window.location.hash = hash;
window.dispatchEvent(new Event('hashchange'));
await nextTick();
expect(store.setCurrentFileHash).toHaveBeenCalledWith(updated);
expect(store.fetchFileByFile).toHaveBeenCalled();
},
);
});
describe('in "normal" (multi-file) mode', () => {
beforeEach(() => {
window.location.hash = '123';
store.treeEntries = {
123: {
type: 'blob',
fileHash: '123',
filePaths: { old: '1234', new: '123' },
parentPath: '/',
},
312: {
type: 'blob',
fileHash: '312',
filePaths: { old: '3124', new: '312' },
parentPath: '/',
},
};
store.diffFiles = [{ file_hash: '123' }, { file_hash: '312' }];
createComponent();
});
it('does not react to the hash changing when in regular (multi-file) mode', async () => {
window.location.hash = '312';
window.dispatchEvent(new Event('hashchange'));
await nextTick();
expect(store.setCurrentFileHash).not.toHaveBeenCalled();
expect(store.fetchFileByFile).not.toHaveBeenCalled();
});
});
});
});
describe('autoscroll', () => {
beforeEach(() => {
store.loadCollapsedDiff.mockResolvedValue();
store.diffFiles = [
{
file_hash: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a',
highlighted_diff_lines: [],
viewer: { manuallyCollapsed: true },
},
];
createComponent();
});
it('does nothing if the location hash does not include a file hash', () => {
window.location.hash = 'not_a_file_hash';
eventHub.$emit('doneLoadingBatches');
expect(store.loadCollapsedDiff).not.toHaveBeenCalled();
});
it('requests that the correct file be loaded', () => {
store.mergeRequestDiff = {};
window.location.hash = '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_0_1';
expect(store.loadCollapsedDiff).toHaveBeenCalledTimes(0);
eventHub.$emit('doneLoadingBatches');
expect(store.loadCollapsedDiff).toHaveBeenCalledTimes(1);
expect(store.loadCollapsedDiff).toHaveBeenLastCalledWith({
file: store.diffFiles[0],
});
});
it('does nothing when file is not collapsed', () => {
store.diffFiles[0].viewer.manuallyCollapsed = false;
window.location.hash = '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_0_1';
eventHub.$emit('doneLoadingBatches');
expect(store.loadCollapsedDiff).not.toHaveBeenCalled();
});
});
describe('linked file', () => {
const linkedFileUrl = 'http://localhost.test/linked-file';
beforeEach(() => {
store.treeEntries = { 1: { type: 'blob', id: 1 } };
store.fetchLinkedFile.mockResolvedValue();
});
it('fetches and displays the file', async () => {
const linkedFile = getDiffFileMock();
store.diffFiles = [linkedFile];
store.linkedFilehash = linkedFile.file_hash;
createComponent({ props: { linkedFileUrl } });
await waitForPromises();
expect(wrapper.findComponent(DynamicScroller).props('items')[0].file_hash).toBe(
linkedFile.file_hash,
);
});
it('shows a spinner during loading', async () => {
let res;
store.fetchLinkedFile.mockImplementation(
() =>
new Promise((resolve) => {
res = resolve;
}),
);
createComponent({ props: { linkedFileUrl } });
await nextTick();
expect(wrapper.findComponent(GlLoadingIcon).exists()).toBe(true);
res();
});
});
describe('draft comments', () => {
let trackingSpy;
beforeEach(() => {
trackingSpy = mockTracking(undefined, window.document, jest.spyOn);
});
describe('when adding a new comment to an existing review', () => {
it('sends the correct tracking event', () => {
createComponent();
notesEventHub.$emit('noteFormAddToReview', { name: 'noteFormAddToReview' });
expect(trackingSpy).toHaveBeenCalledWith(
undefined,
'merge_request_click_add_to_review_on_changes_tab',
expect.any(Object),
);
});
});
describe('when adding a comment to a new review', () => {
it('sends the correct tracking event', () => {
createComponent();
notesEventHub.$emit('noteFormStartReview', { name: 'noteFormStartReview' });
expect(trackingSpy).toHaveBeenCalledWith(
undefined,
'merge_request_click_start_review_on_changes_tab',
expect.any(Object),
);
});
});
});
describe('tooltips', () => {
const scroll = () => {
const scrollEvent = document.createEvent('Event');
scrollEvent.initEvent('scroll', true, true, window, 1);
window.dispatchEvent(scrollEvent);
};
it('hides tooltips on scroll', () => {
createComponent();
const rootWrapper = createWrapper(wrapper.vm.$root);
scroll();
expect(rootWrapper.emitted(BV_HIDE_TOOLTIP)).toStrictEqual([[]]);
});
it('does not hide tooltips on scroll when invisible', () => {
createComponent({ props: { shouldShow: false } });
const rootWrapper = createWrapper(wrapper.vm.$root);
scroll();
expect(rootWrapper.emitted(BV_HIDE_TOOLTIP)).toStrictEqual(undefined);
});
});
describe('event tracking', () => {
let mockGetTime;
const { bindInternalEventDocument } = useMockInternalEventsTracking();
beforeEach(() => {
jest.clearAllMocks();
mockGetTime = jest.spyOn(Date.prototype, 'getTime');
});
afterEach(() => {
mockGetTime.mockRestore();
});
const simulateKeydown = async (key, time) => {
await nextTick();
mockGetTime.mockReturnValue(time);
Mousetrap.trigger(key);
};
it('should not track metrics if keydownTime is not set', async () => {
const { trackEventSpy } = bindInternalEventDocument(wrapper.element);
createComponent();
await nextTick();
window.dispatchEvent(new Event('blur'));
expect(trackEventSpy).not.toHaveBeenCalled();
});
it('should track metrics if delta is between 0 and 1000ms', async () => {
const { trackEventSpy } = bindInternalEventDocument(wrapper.element);
createComponent();
// delta 500 ms
await simulateKeydown('mod+f', 1000);
mockGetTime.mockReturnValue(1500);
window.dispatchEvent(new Event('blur'));
expect(trackEventSpy).toHaveBeenCalledWith('i_code_review_user_searches_diff', {}, undefined);
});
it('should not track metrics if delta is greater than or equal to 1000ms', async () => {
const { trackEventSpy } = bindInternalEventDocument(wrapper.element);
createComponent();
// delta 1050 ms
await simulateKeydown('mod+f', 1000);
mockGetTime.mockReturnValue(2050);
window.dispatchEvent(new Event('blur'));
expect(trackEventSpy).not.toHaveBeenCalled();
});
it('should not track metrics if delta is negative', async () => {
const { trackEventSpy } = bindInternalEventDocument(wrapper.element);
createComponent();
// delta -500 ms
await simulateKeydown('mod+f', 1500);
mockGetTime.mockReturnValue(1000);
window.dispatchEvent(new Event('blur'));
expect(trackEventSpy).not.toHaveBeenCalled();
});
});
});