gitlab-org--gitlab-foss/spec/javascripts/editor/editor_lite_spec.js

111 lines
3.3 KiB
JavaScript

import { editor as monacoEditor, Uri } from 'monaco-editor';
import Editor from '~/editor/editor_lite';
describe('Base editor', () => {
let editorEl;
let editor;
const blobContent = 'Foo Bar';
const blobPath = 'test.md';
const uri = new Uri('gitlab', false, blobPath);
const fakeModel = { foo: 'bar' };
beforeEach(() => {
setFixtures('<div id="editor" data-editor-loading></div>');
editorEl = document.getElementById('editor');
editor = new Editor();
});
afterEach(() => {
editor.dispose();
editorEl.remove();
});
it('initializes Editor with basic properties', () => {
expect(editor).toBeDefined();
expect(editor.editorEl).toBe(null);
expect(editor.blobContent).toEqual('');
expect(editor.blobPath).toEqual('');
});
it('removes `editor-loading` data attribute from the target DOM element', () => {
editor.createInstance({ el: editorEl });
expect(editorEl.dataset.editorLoading).toBeUndefined();
});
describe('instance of the Editor', () => {
let modelSpy;
let instanceSpy;
let setModel;
let dispose;
beforeEach(() => {
setModel = jasmine.createSpy();
dispose = jasmine.createSpy();
modelSpy = spyOn(monacoEditor, 'createModel').and.returnValue(fakeModel);
instanceSpy = spyOn(monacoEditor, 'create').and.returnValue({
setModel,
dispose,
});
});
it('does nothing if no dom element is supplied', () => {
editor.createInstance();
expect(editor.editorEl).toBe(null);
expect(editor.blobContent).toEqual('');
expect(editor.blobPath).toEqual('');
expect(modelSpy).not.toHaveBeenCalled();
expect(instanceSpy).not.toHaveBeenCalled();
expect(setModel).not.toHaveBeenCalled();
});
it('creates model to be supplied to Monaco editor', () => {
editor.createInstance({ el: editorEl, blobPath, blobContent });
expect(modelSpy).toHaveBeenCalledWith(blobContent, undefined, uri);
expect(setModel).toHaveBeenCalledWith(fakeModel);
});
it('initializes the instance on a supplied DOM node', () => {
editor.createInstance({ el: editorEl });
expect(editor.editorEl).not.toBe(null);
expect(instanceSpy).toHaveBeenCalledWith(editorEl, jasmine.anything());
});
});
describe('implementation', () => {
beforeEach(() => {
editor.createInstance({ el: editorEl, blobPath, blobContent });
});
afterEach(() => {
editor.model.dispose();
});
it('correctly proxies value from the model', () => {
expect(editor.getValue()).toEqual(blobContent);
});
it('is capable of changing the language of the model', () => {
const blobRenamedPath = 'test.js';
expect(editor.model.getLanguageIdentifier().language).toEqual('markdown');
editor.updateModelLanguage(blobRenamedPath);
expect(editor.model.getLanguageIdentifier().language).toEqual('javascript');
});
it('falls back to plaintext if there is no language associated with an extension', () => {
const blobRenamedPath = 'test.myext';
const spy = spyOn(console, 'error');
editor.updateModelLanguage(blobRenamedPath);
expect(spy).not.toHaveBeenCalled();
expect(editor.model.getLanguageIdentifier().language).toEqual('plaintext');
});
});
});