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import { shallowMount, mount, createLocalVue } from '@vue/test-utils';
import Vuex from 'vuex';
import TreeList from '~/diffs/components/tree_list.vue';
import createStore from '~/diffs/store/modules';
import FileTree from '~/vue_shared/components/file_tree.vue';
describe('Diffs tree list component', () => {
let wrapper;
let store;
const getFileRows = () => wrapper.findAll('.file-row');
const localVue = createLocalVue();
localVue.use(Vuex);
const createComponent = (mountFn = mount) => {
wrapper = mountFn(TreeList, {
store,
localVue,
propsData: { hideFileStats: false },
});
};
beforeEach(() => {
store = new Vuex.Store({
modules: {
diffs: createStore(),
},
});
// 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',
},
app: {
key: 'app',
path: 'app',
name: 'app',
type: 'tree',
tree: [],
},
};
Object.assign(store.state.diffs, {
treeEntries,
tree: [treeEntries['index.js'], treeEntries.app],
});
};
afterEach(() => {
wrapper.destroy();
});
describe('default', () => {
beforeEach(() => {
createComponent();
});
it('renders empty text', () => {
expect(wrapper.text()).toContain('No files found');
});
});
describe('with files', () => {
beforeEach(() => {
setupFilesInState();
createComponent();
});
it('renders tree', () => {
expect(getFileRows()).toHaveLength(2);
expect(getFileRows().at(0).html()).toContain('index.js');
expect(getFileRows().at(1).html()).toContain('app');
});
it('hides file stats', () => {
wrapper.setProps({ hideFileStats: true });
return wrapper.vm.$nextTick().then(() => {
expect(wrapper.find('.file-row-stats').exists()).toBe(false);
});
});
it('calls toggleTreeOpen when clicking folder', () => {
jest.spyOn(wrapper.vm.$store, 'dispatch').mockReturnValue(undefined);
getFileRows().at(1).trigger('click');
expect(wrapper.vm.$store.dispatch).toHaveBeenCalledWith('diffs/toggleTreeOpen', 'app');
});
it('calls scrollToFile when clicking blob', () => {
jest.spyOn(wrapper.vm.$store, 'dispatch').mockReturnValue(undefined);
wrapper.find('.file-row').trigger('click');
expect(wrapper.vm.$store.dispatch).toHaveBeenCalledWith('diffs/scrollToFile', {
path: 'app/index.js',
});
});
it('renders as file list when renderTreeList is false', () => {
wrapper.vm.$store.state.diffs.renderTreeList = false;
return wrapper.vm.$nextTick().then(() => {
expect(getFileRows()).toHaveLength(1);
});
});
it('renders file paths when renderTreeList is false', () => {
wrapper.vm.$store.state.diffs.renderTreeList = false;
return wrapper.vm.$nextTick().then(() => {
expect(wrapper.find('.file-row').html()).toContain('index.js');
});
});
});
describe('with viewedDiffFileIds', () => {
const viewedDiffFileIds = { fileId: '#12345' };
beforeEach(() => {
setupFilesInState();
store.state.diffs.viewedDiffFileIds = viewedDiffFileIds;
});
it('passes the viewedDiffFileIds to the FileTree', () => {
createComponent(shallowMount);
return wrapper.vm.$nextTick().then(() => {
// Have to use $attrs['viewed-files'] because we are passing down an object
// and attributes('') stringifies values (e.g. [object])...
expect(wrapper.find(FileTree).vm.$attrs['viewed-files']).toBe(viewedDiffFileIds);
});
});
});
});
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