99 lines
2.8 KiB
JavaScript
99 lines
2.8 KiB
JavaScript
import { GlIcon } from '@gitlab/ui';
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import { shallowMount } from '@vue/test-utils';
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import DiffStats from '~/diffs/components/diff_stats.vue';
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const TEST_ADDED_LINES = 100;
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const TEST_REMOVED_LINES = 200;
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const DIFF_FILES_COUNT = '300';
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const DIFF_FILES_COUNT_TRUNCATED = '300+';
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describe('diff_stats', () => {
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let wrapper;
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const createComponent = (props = {}) => {
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wrapper = shallowMount(DiffStats, {
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propsData: {
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addedLines: TEST_ADDED_LINES,
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removedLines: TEST_REMOVED_LINES,
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...props,
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},
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});
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};
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describe('diff stats group', () => {
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const findDiffStatsGroup = () => wrapper.findAll('.diff-stats-group');
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it('is not rendered if diffFilesCountText is empty', () => {
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createComponent();
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expect(findDiffStatsGroup().length).toBe(2);
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});
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it('is not rendered if diffFilesCountText is not a number', () => {
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createComponent({
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diffFilesCountText: null,
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});
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expect(findDiffStatsGroup().length).toBe(2);
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});
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});
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describe('line changes', () => {
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const findFileLine = (name) => wrapper.find(name);
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it('shows the amount of lines added', () => {
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expect(findFileLine('.js-file-addition-line').text()).toBe(TEST_ADDED_LINES.toString());
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});
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it('shows the amount of lines removed', () => {
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expect(findFileLine('.js-file-deletion-line').text()).toBe(TEST_REMOVED_LINES.toString());
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});
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});
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describe('files changes', () => {
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const findIcon = (name) =>
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wrapper
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.findAll(GlIcon)
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.filter((c) => c.attributes('name') === name)
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.at(0).element.parentNode;
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it('shows amount of file changed with plural "files" when 0 files has changed', () => {
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const oneFileChanged = '0';
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createComponent({
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diffFilesCountText: oneFileChanged,
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});
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expect(findIcon('doc-code').textContent.trim()).toBe(`${oneFileChanged} files`);
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});
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it('shows amount of file changed with singular "file" when 1 file is changed', () => {
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const oneFileChanged = '1';
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createComponent({
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diffFilesCountText: oneFileChanged,
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});
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expect(findIcon('doc-code').textContent.trim()).toBe(`${oneFileChanged} file`);
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});
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it('shows amount of files change with plural "files" when multiple files are changed', () => {
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createComponent({
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diffFilesCountText: DIFF_FILES_COUNT,
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});
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expect(findIcon('doc-code').textContent.trim()).toContain(`${DIFF_FILES_COUNT} files`);
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});
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it('shows amount of files change with plural "files" when files changed is truncated', () => {
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createComponent({
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diffFilesCountText: DIFF_FILES_COUNT_TRUNCATED,
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});
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expect(findIcon('doc-code').textContent.trim()).toContain(
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`${DIFF_FILES_COUNT_TRUNCATED} files`,
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);
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});
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});
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});
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