95 lines
2.7 KiB
JavaScript
95 lines
2.7 KiB
JavaScript
import Editor from '~/editor/editor_lite';
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import { initEditor } from '~/snippet/snippet_bundle';
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import { setHTMLFixture } from 'helpers/fixtures';
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jest.mock('~/editor/editor_lite', () => jest.fn());
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describe('Snippet editor', () => {
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describe('Monaco editor for Snippets', () => {
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let oldGon;
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let editorEl;
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let contentEl;
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let fileNameEl;
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let form;
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const mockName = 'foo.bar';
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const mockContent = 'Foo Bar';
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const updatedMockContent = 'New Foo Bar';
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const mockEditor = {
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createInstance: jest.fn(),
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updateModelLanguage: jest.fn(),
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getValue: jest.fn().mockReturnValueOnce(updatedMockContent),
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};
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Editor.mockImplementation(() => mockEditor);
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function setUpFixture(name, content) {
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setHTMLFixture(`
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<div class="snippet-form-holder">
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<form>
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<input class="js-snippet-file-name" type="text" value="${name}">
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<input class="snippet-file-content" type="hidden" value="${content}">
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<pre id="editor"></pre>
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</form>
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</div>
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`);
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}
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function bootstrap(name = '', content = '') {
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setUpFixture(name, content);
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editorEl = document.getElementById('editor');
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contentEl = document.querySelector('.snippet-file-content');
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fileNameEl = document.querySelector('.js-snippet-file-name');
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form = document.querySelector('.snippet-form-holder form');
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initEditor();
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}
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function createEvent(name) {
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return new Event(name, {
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view: window,
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bubbles: true,
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cancelable: true,
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});
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}
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beforeEach(() => {
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oldGon = window.gon;
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window.gon = { features: { monacoSnippets: true } };
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bootstrap(mockName, mockContent);
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});
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afterEach(() => {
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window.gon = oldGon;
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});
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it('correctly initializes Editor', () => {
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expect(mockEditor.createInstance).toHaveBeenCalledWith({
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el: editorEl,
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blobPath: mockName,
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blobContent: mockContent,
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});
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});
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it('listens to file name changes and updates syntax highlighting of code', () => {
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expect(mockEditor.updateModelLanguage).not.toHaveBeenCalled();
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const event = createEvent('change');
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fileNameEl.value = updatedMockContent;
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fileNameEl.dispatchEvent(event);
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expect(mockEditor.updateModelLanguage).toHaveBeenCalledWith(updatedMockContent);
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});
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it('listens to form submit event and populates the hidden field with most recent version of the content', () => {
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expect(contentEl.value).toBe(mockContent);
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const event = createEvent('submit');
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form.dispatchEvent(event);
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expect(contentEl.value).toBe(updatedMockContent);
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});
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});
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});
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