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import Vue, { nextTick } from 'vue';
// eslint-disable-next-line no-restricted-imports
import Vuex from 'vuex';
import TreeList from '~/diffs/components/tree_list.vue';
import createStore from '~/diffs/store/modules';
import batchComments from '~/batch_comments/stores/modules/batch_comments';
import DiffFileRow from '~/diffs/components//diff_file_row.vue';
import { stubComponent } from 'helpers/stub_component';
import { shallowMountExtended } from 'helpers/vue_test_utils_helper';
describe('Diffs tree list component', () => {
let wrapper;
let store;
const getScroller = () => wrapper.findComponent({ name: 'RecycleScroller' });
const getFileRow = () => wrapper.findComponent(DiffFileRow);
const findDiffTreeSearch = () => wrapper.findByTestId('diff-tree-search');
Vue.use(Vuex);
const createComponent = ({ hideFileStats = false } = {}) => {
wrapper = shallowMountExtended(TreeList, {
store,
propsData: { hideFileStats },
stubs: {
// eslint will fail if we import the real component
RecycleScroller: stubComponent(
{
name: 'RecycleScroller',
props: {
items: null,
},
},
{
template: '<div><slot :item="{ tree: [] }"></slot></div>',
},
),
},
});
};
beforeEach(() => {
store = new Vuex.Store({
modules: {
diffs: createStore(),
batchComments: batchComments(),
},
});
// Setup initial state
store.state.diffs.isTreeLoaded = true;
store.state.diffs.diffFiles.push('test');
store.state.diffs = {
addedLines: 10,
removedLines: 20,
...store.state.diffs,
};
});
const setupFilesInState = () => {
const treeEntries = {
'index.js': {
addedLines: 0,
changed: true,
deleted: false,
fileHash: 'test',
key: 'index.js',
name: 'index.js',
path: 'app/index.js',
removedLines: 0,
tempFile: true,
type: 'blob',
parentPath: 'app',
tree: [],
},
'test.rb': {
addedLines: 0,
changed: true,
deleted: false,
fileHash: 'test',
key: 'test.rb',
name: 'test.rb',
path: 'app/test.rb',
removedLines: 0,
tempFile: true,
type: 'blob',
parentPath: 'app',
tree: [],
},
app: {
key: 'app',
path: 'app',
name: 'app',
type: 'tree',
tree: [],
},
};
Object.assign(store.state.diffs, {
treeEntries,
tree: [treeEntries['index.js'], treeEntries.app],
});
};
describe('default', () => {
beforeEach(() => {
createComponent();
});
it('renders empty text', () => {
expect(wrapper.text()).toContain('No files found');
});
});
describe('with files', () => {
beforeEach(() => {
setupFilesInState();
createComponent();
});
describe('search by file extension', () => {
it('hides scroller for no matches', async () => {
const input = findDiffTreeSearch();
input.element.value = '*.md';
input.trigger('input');
await nextTick();
expect(getScroller().exists()).toBe(false);
expect(wrapper.text()).toContain('No files found');
});
it.each`
extension | itemSize
${'*.js'} | ${2}
${'index.js'} | ${2}
${'app/*.js'} | ${2}
${'*.js, *.rb'} | ${3}
`('returns $itemSize item for $extension', async ({ extension, itemSize }) => {
const input = findDiffTreeSearch();
input.element.value = extension;
input.trigger('input');
await nextTick();
expect(getScroller().props('items')).toHaveLength(itemSize);
});
});
it('renders tree', () => {
expect(getScroller().props('items')).toHaveLength(2);
});
it('hides file stats', () => {
createComponent({ hideFileStats: true });
expect(getFileRow().props('hideFileStats')).toBe(true);
});
it('calls toggleTreeOpen when clicking folder', () => {
jest.spyOn(store, 'dispatch').mockReturnValue(undefined);
getFileRow().vm.$emit('toggleTreeOpen', 'app');
expect(store.dispatch).toHaveBeenCalledWith('diffs/toggleTreeOpen', 'app');
});
it('renders when renderTreeList is false', async () => {
store.state.diffs.renderTreeList = false;
await nextTick();
expect(getScroller().props('items')).toHaveLength(3);
});
});
describe('with viewedDiffFileIds', () => {
const viewedDiffFileIds = { fileId: '#12345' };
beforeEach(() => {
setupFilesInState();
store.state.diffs.viewedDiffFileIds = viewedDiffFileIds;
});
it('passes the viewedDiffFileIds to the FileTree', async () => {
createComponent();
await nextTick();
expect(getFileRow().props('viewedFiles')).toBe(viewedDiffFileIds);
});
});
});
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