debian-mirror-gitlab/spec/frontend/diffs/components/diff_table_cell_spec.js

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import { createLocalVue, shallowMount } from '@vue/test-utils';
import Vuex from 'vuex';
import DiffTableCell from '~/diffs/components/diff_table_cell.vue';
import DiffGutterAvatars from '~/diffs/components/diff_gutter_avatars.vue';
import { LINE_POSITION_RIGHT } from '~/diffs/constants';
import { createStore } from '~/mr_notes/stores';
import { TEST_HOST } from 'helpers/test_constants';
import discussionsMockData from '../mock_data/diff_discussions';
import diffFileMockData from '../mock_data/diff_file';
const localVue = createLocalVue();
localVue.use(Vuex);
const TEST_USER_ID = 'abc123';
const TEST_USER = { id: TEST_USER_ID };
const TEST_LINE_NUMBER = 1;
const TEST_LINE_CODE = 'LC_42';
const TEST_FILE_HASH = diffFileMockData.file_hash;
describe('DiffTableCell', () => {
let wrapper;
let line;
let store;
beforeEach(() => {
store = createStore();
store.state.notes.userData = TEST_USER;
line = {
line_code: TEST_LINE_CODE,
type: 'new',
old_line: null,
new_line: 1,
discussions: [{ ...discussionsMockData }],
discussionsExpanded: true,
text: '+<span id="LC1" class="line" lang="plaintext"> - Bad dates</span>\n',
rich_text: '+<span id="LC1" class="line" lang="plaintext"> - Bad dates</span>\n',
meta_data: null,
};
});
afterEach(() => {
wrapper.destroy();
});
const setWindowLocation = value => {
Object.defineProperty(window, 'location', {
writable: true,
value,
});
};
const createComponent = (props = {}) => {
wrapper = shallowMount(DiffTableCell, {
localVue,
store,
propsData: {
line,
fileHash: TEST_FILE_HASH,
contextLinesPath: '/context/lines/path',
isHighlighted: false,
...props,
},
});
};
const findTd = () => wrapper.find({ ref: 'td' });
const findNoteButton = () => wrapper.find({ ref: 'addDiffNoteButton' });
const findLineNumber = () => wrapper.find({ ref: 'lineNumberRef' });
const findAvatars = () => wrapper.find(DiffGutterAvatars);
describe('td', () => {
it('highlights when isHighlighted true', () => {
createComponent({ isHighlighted: true });
expect(findTd().classes()).toContain('hll');
});
it('does not highlight when isHighlighted false', () => {
createComponent({ isHighlighted: false });
expect(findTd().classes()).not.toContain('hll');
});
});
describe('comment button', () => {
it.each`
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showCommentButton | userData | query | mergeRefHeadComments | expectation
${true} | ${TEST_USER} | ${'diff_head=false'} | ${false} | ${true}
${true} | ${TEST_USER} | ${'diff_head=true'} | ${true} | ${true}
${true} | ${TEST_USER} | ${'diff_head=true'} | ${false} | ${false}
${false} | ${TEST_USER} | ${'diff_head=true'} | ${true} | ${false}
${false} | ${TEST_USER} | ${'bogus'} | ${true} | ${false}
${true} | ${null} | ${''} | ${true} | ${false}
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`(
'exists is $expectation - with showCommentButton ($showCommentButton) userData ($userData) query ($query)',
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({ showCommentButton, userData, query, mergeRefHeadComments, expectation }) => {
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store.state.notes.userData = userData;
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gon.features = { mergeRefHeadComments };
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setWindowLocation({ href: `${TEST_HOST}?${query}` });
createComponent({ showCommentButton });
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wrapper.setData({ isCommentButtonRendered: showCommentButton });
return wrapper.vm.$nextTick().then(() => {
expect(findNoteButton().exists()).toBe(expectation);
});
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},
);
it.each`
isHover | otherProps | discussions | expectation
${true} | ${{}} | ${[]} | ${true}
${false} | ${{}} | ${[]} | ${false}
${true} | ${{ line: { ...line, type: 'context' } }} | ${[]} | ${false}
${true} | ${{ line: { ...line, type: 'old-nonewline' } }} | ${[]} | ${false}
${true} | ${{}} | ${[{}]} | ${false}
`(
'visible is $expectation - with isHover ($isHover), discussions ($discussions), otherProps ($otherProps)',
({ isHover, otherProps, discussions, expectation }) => {
line.discussions = discussions;
createComponent({
showCommentButton: true,
isHover,
...otherProps,
});
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wrapper.setData({
isCommentButtonRendered: true,
});
return wrapper.vm.$nextTick().then(() => {
expect(findNoteButton().isVisible()).toBe(expectation);
});
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},
);
});
describe('line number', () => {
describe('without lineNumber prop', () => {
it('does not render', () => {
createComponent({ lineType: 'old' });
expect(findLineNumber().exists()).toBe(false);
});
});
describe('with lineNumber prop', () => {
describe.each`
lineProps | expectedHref | expectedClickArg
${{ line_code: TEST_LINE_CODE }} | ${`#${TEST_LINE_CODE}`} | ${TEST_LINE_CODE}
${{ line_code: undefined }} | ${'#'} | ${undefined}
${{ line_code: undefined, left: { line_code: TEST_LINE_CODE } }} | ${'#'} | ${TEST_LINE_CODE}
${{ line_code: undefined, right: { line_code: TEST_LINE_CODE } }} | ${'#'} | ${TEST_LINE_CODE}
`('with line ($lineProps)', ({ lineProps, expectedHref, expectedClickArg }) => {
beforeEach(() => {
jest.spyOn(store, 'dispatch').mockImplementation();
Object.assign(line, lineProps);
createComponent({ lineNumber: TEST_LINE_NUMBER });
});
it('renders', () => {
expect(findLineNumber().exists()).toBe(true);
expect(findLineNumber().attributes()).toEqual({
href: expectedHref,
'data-linenumber': TEST_LINE_NUMBER.toString(),
});
});
it('on click, dispatches setHighlightedRow', () => {
expect(store.dispatch).not.toHaveBeenCalled();
findLineNumber().trigger('click');
expect(store.dispatch).toHaveBeenCalledWith('diffs/setHighlightedRow', expectedClickArg);
});
});
});
});
describe('diff-gutter-avatars', () => {
describe('with showCommentButton', () => {
beforeEach(() => {
jest.spyOn(store, 'dispatch').mockImplementation();
createComponent({ showCommentButton: true });
});
it('renders', () => {
expect(findAvatars().props()).toEqual({
discussions: line.discussions,
discussionsExpanded: line.discussionsExpanded,
});
});
it('toggles line discussion', () => {
expect(store.dispatch).not.toHaveBeenCalled();
findAvatars().vm.$emit('toggleLineDiscussions');
expect(store.dispatch).toHaveBeenCalledWith('diffs/toggleLineDiscussions', {
lineCode: TEST_LINE_CODE,
fileHash: TEST_FILE_HASH,
expanded: !line.discussionsExpanded,
});
});
});
it.each`
props | lineProps | expectation
${{ showCommentButton: true }} | ${{}} | ${true}
${{ showCommentButton: false }} | ${{}} | ${false}
${{ showCommentButton: true, linePosition: LINE_POSITION_RIGHT }} | ${{ type: null }} | ${false}
${{ showCommentButton: true }} | ${{ discussions: [] }} | ${false}
`(
'exists is $expectation - with props ($props), line ($lineProps)',
({ props, lineProps, expectation }) => {
Object.assign(line, lineProps);
createComponent(props);
expect(findAvatars().exists()).toBe(expectation);
},
);
});
});