106 lines
2.6 KiB
JavaScript
106 lines
2.6 KiB
JavaScript
import { shallowMount } from '@vue/test-utils';
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import { nextTick } from 'vue';
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import BlobEditContent from '~/blob/components/blob_edit_content.vue';
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import * as utils from '~/blob/utils';
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jest.mock('~/editor/editor_lite');
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describe('Blob Header Editing', () => {
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let wrapper;
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const onDidChangeModelContent = jest.fn();
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const updateModelLanguage = jest.fn();
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const getValue = jest.fn();
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const value = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit.';
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const fileName = 'lorem.txt';
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const fileGlobalId = 'snippet_777';
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function createComponent(props = {}) {
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wrapper = shallowMount(BlobEditContent, {
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propsData: {
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value,
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fileName,
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fileGlobalId,
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...props,
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},
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});
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}
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beforeEach(() => {
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jest.spyOn(utils, 'initEditorLite').mockImplementation(() => ({
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onDidChangeModelContent,
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updateModelLanguage,
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getValue,
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dispose: jest.fn(),
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}));
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createComponent();
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});
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afterEach(() => {
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wrapper.destroy();
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});
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const triggerChangeContent = val => {
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getValue.mockReturnValue(val);
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const [cb] = onDidChangeModelContent.mock.calls[0];
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cb();
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jest.runOnlyPendingTimers();
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};
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describe('rendering', () => {
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it('matches the snapshot', () => {
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expect(wrapper.element).toMatchSnapshot();
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});
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it('renders content', () => {
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expect(wrapper.text()).toContain(value);
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});
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});
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describe('functionality', () => {
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it('does not fail without content', () => {
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const spy = jest.spyOn(global.console, 'error');
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createComponent({ value: undefined });
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expect(spy).not.toHaveBeenCalled();
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expect(wrapper.find('#editor').exists()).toBe(true);
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});
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it('initialises Editor Lite', () => {
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const el = wrapper.find({ ref: 'editor' }).element;
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expect(utils.initEditorLite).toHaveBeenCalledWith({
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el,
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blobPath: fileName,
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blobGlobalId: fileGlobalId,
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blobContent: value,
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});
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});
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it('reacts to the changes in fileName', () => {
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const newFileName = 'ipsum.txt';
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wrapper.setProps({
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fileName: newFileName,
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});
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return nextTick().then(() => {
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expect(updateModelLanguage).toHaveBeenCalledWith(newFileName);
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});
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});
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it('registers callback with editor onChangeContent', () => {
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expect(onDidChangeModelContent).toHaveBeenCalledWith(expect.any(Function));
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});
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it('emits input event when the blob content is changed', () => {
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expect(wrapper.emitted().input).toBeUndefined();
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triggerChangeContent(value);
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expect(wrapper.emitted().input).toEqual([[value]]);
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});
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});
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});
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