import { editor as monacoEditor, languages as monacoLanguages } from 'monaco-editor'; import Editor from '~/ide/lib/editor'; import { defaultEditorOptions } from '~/ide/lib/editor_options'; import { file } from '../helpers'; describe('Multi-file editor library', () => { let instance; let el; let holder; const setNodeOffsetWidth = val => { Object.defineProperty(instance.instance.getDomNode(), 'offsetWidth', { get() { return val; }, }); }; beforeEach(() => { el = document.createElement('div'); holder = document.createElement('div'); el.appendChild(holder); document.body.appendChild(el); instance = Editor.create(); }); afterEach(() => { instance.modelManager.dispose(); instance.dispose(); Editor.editorInstance = null; el.remove(); }); it('creates instance of editor', () => { expect(Editor.editorInstance).not.toBeNull(); }); it('creates instance returns cached instance', () => { expect(Editor.create()).toEqual(instance); }); describe('createInstance', () => { it('creates editor instance', () => { jest.spyOn(monacoEditor, 'create'); instance.createInstance(holder); expect(monacoEditor.create).toHaveBeenCalled(); }); it('creates dirty diff controller', () => { instance.createInstance(holder); expect(instance.dirtyDiffController).not.toBeNull(); }); it('creates model manager', () => { instance.createInstance(holder); expect(instance.modelManager).not.toBeNull(); }); }); describe('createDiffInstance', () => { it('creates editor instance', () => { jest.spyOn(monacoEditor, 'createDiffEditor'); instance.createDiffInstance(holder); expect(monacoEditor.createDiffEditor).toHaveBeenCalledWith(holder, { ...defaultEditorOptions, quickSuggestions: false, occurrencesHighlight: false, renderSideBySide: false, readOnly: true, renderLineHighlight: 'all', hideCursorInOverviewRuler: false, }); }); }); describe('createModel', () => { it('calls model manager addModel', () => { jest.spyOn(instance.modelManager, 'addModel').mockImplementation(() => {}); instance.createModel('FILE'); expect(instance.modelManager.addModel).toHaveBeenCalledWith('FILE', null); }); }); describe('attachModel', () => { let model; beforeEach(() => { instance.createInstance(document.createElement('div')); model = instance.createModel(file()); }); it('sets the current model on the instance', () => { instance.attachModel(model); expect(instance.currentModel).toBe(model); }); it('attaches the model to the current instance', () => { jest.spyOn(instance.instance, 'setModel').mockImplementation(() => {}); instance.attachModel(model); expect(instance.instance.setModel).toHaveBeenCalledWith(model.getModel()); }); it('sets original & modified when diff editor', () => { jest.spyOn(instance.instance, 'getEditorType').mockReturnValue('vs.editor.IDiffEditor'); jest.spyOn(instance.instance, 'setModel').mockImplementation(() => {}); instance.attachModel(model); expect(instance.instance.setModel).toHaveBeenCalledWith({ original: model.getOriginalModel(), modified: model.getModel(), }); }); it('attaches the model to the dirty diff controller', () => { jest.spyOn(instance.dirtyDiffController, 'attachModel').mockImplementation(() => {}); instance.attachModel(model); expect(instance.dirtyDiffController.attachModel).toHaveBeenCalledWith(model); }); it('re-decorates with the dirty diff controller', () => { jest.spyOn(instance.dirtyDiffController, 'reDecorate').mockImplementation(() => {}); instance.attachModel(model); expect(instance.dirtyDiffController.reDecorate).toHaveBeenCalledWith(model); }); }); describe('attachMergeRequestModel', () => { let model; beforeEach(() => { instance.createDiffInstance(document.createElement('div')); const f = file(); f.mrChanges = { diff: 'ABC' }; f.baseRaw = 'testing'; model = instance.createModel(f); }); it('sets original & modified', () => { jest.spyOn(instance.instance, 'setModel').mockImplementation(() => {}); instance.attachMergeRequestModel(model); expect(instance.instance.setModel).toHaveBeenCalledWith({ original: model.getBaseModel(), modified: model.getModel(), }); }); }); describe('clearEditor', () => { it('resets the editor model', () => { instance.createInstance(document.createElement('div')); jest.spyOn(instance.instance, 'setModel').mockImplementation(() => {}); instance.clearEditor(); expect(instance.instance.setModel).toHaveBeenCalledWith(null); }); }); describe('languages', () => { it('registers custom languages defined with Monaco', () => { expect(monacoLanguages.getLanguages()).toEqual( expect.arrayContaining([ expect.objectContaining({ id: 'vue', }), ]), ); }); }); describe('dispose', () => { it('calls disposble dispose method', () => { jest.spyOn(instance.disposable, 'dispose'); instance.dispose(); expect(instance.disposable.dispose).toHaveBeenCalled(); }); it('resets instance', () => { instance.createInstance(document.createElement('div')); expect(instance.instance).not.toBeNull(); instance.dispose(); expect(instance.instance).toBeNull(); }); it('does not dispose modelManager', () => { jest.spyOn(instance.modelManager, 'dispose').mockImplementation(() => {}); instance.dispose(); expect(instance.modelManager.dispose).not.toHaveBeenCalled(); }); it('does not dispose decorationsController', () => { jest.spyOn(instance.decorationsController, 'dispose').mockImplementation(() => {}); instance.dispose(); expect(instance.decorationsController.dispose).not.toHaveBeenCalled(); }); }); describe('updateDiffView', () => { describe('edit mode', () => { it('does not update options', () => { instance.createInstance(holder); jest.spyOn(instance.instance, 'updateOptions').mockImplementation(() => {}); instance.updateDiffView(); expect(instance.instance.updateOptions).not.toHaveBeenCalled(); }); }); describe('diff mode', () => { beforeEach(() => { instance.createDiffInstance(holder); jest.spyOn(instance.instance, 'updateOptions'); }); it('sets renderSideBySide to false if el is less than 700 pixels', () => { setNodeOffsetWidth(600); expect(instance.instance.updateOptions).not.toHaveBeenCalledWith({ renderSideBySide: false, }); }); it('sets renderSideBySide to false if el is more than 700 pixels', () => { setNodeOffsetWidth(800); expect(instance.instance.updateOptions).not.toHaveBeenCalledWith({ renderSideBySide: true, }); }); }); }); describe('isDiffEditorType', () => { it('returns true when diff editor', () => { instance.createDiffInstance(holder); expect(instance.isDiffEditorType).toBe(true); }); it('returns false when not diff editor', () => { instance.createInstance(holder); expect(instance.isDiffEditorType).toBe(false); }); }); it('sets quickSuggestions to false when language is markdown', () => { instance.createInstance(holder); jest.spyOn(instance.instance, 'updateOptions'); const model = instance.createModel({ ...file(), key: 'index.md', path: 'index.md', }); instance.attachModel(model); expect(instance.instance.updateOptions).toHaveBeenCalledWith({ readOnly: false, quickSuggestions: false, }); }); });