558 lines
18 KiB
JavaScript
558 lines
18 KiB
JavaScript
/* eslint-disable max-classes-per-file */
|
|
import { editor as monacoEditor, languages as monacoLanguages, Uri } from 'monaco-editor';
|
|
import waitForPromises from 'helpers/wait_for_promises';
|
|
import Editor from '~/editor/editor_lite';
|
|
import { EditorLiteExtension } from '~/editor/editor_lite_extension_base';
|
|
import { DEFAULT_THEME, themes } from '~/ide/lib/themes';
|
|
import { EDITOR_LITE_INSTANCE_ERROR_NO_EL, URI_PREFIX } from '~/editor/constants';
|
|
|
|
describe('Base editor', () => {
|
|
let editorEl;
|
|
let editor;
|
|
const blobContent = 'Foo Bar';
|
|
const blobPath = 'test.md';
|
|
const blobGlobalId = 'snippet_777';
|
|
const fakeModel = { foo: 'bar', dispose: jest.fn() };
|
|
|
|
beforeEach(() => {
|
|
setFixtures('<div id="editor" data-editor-loading></div>');
|
|
editorEl = document.getElementById('editor');
|
|
editor = new Editor();
|
|
});
|
|
|
|
afterEach(() => {
|
|
editor.dispose();
|
|
editorEl.remove();
|
|
});
|
|
|
|
const createUri = (...paths) => Uri.file([URI_PREFIX, ...paths].join('/'));
|
|
|
|
it('initializes Editor with basic properties', () => {
|
|
expect(editor).toBeDefined();
|
|
expect(editor.instances).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 = jest.fn();
|
|
dispose = jest.fn();
|
|
modelSpy = jest.spyOn(monacoEditor, 'createModel').mockImplementation(() => fakeModel);
|
|
instanceSpy = jest.spyOn(monacoEditor, 'create').mockImplementation(() => ({
|
|
setModel,
|
|
dispose,
|
|
onDidDispose: jest.fn(),
|
|
}));
|
|
});
|
|
|
|
it('throws an error if no dom element is supplied', () => {
|
|
expect(() => {
|
|
editor.createInstance();
|
|
}).toThrow(EDITOR_LITE_INSTANCE_ERROR_NO_EL);
|
|
|
|
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, blobGlobalId: '' });
|
|
|
|
expect(modelSpy).toHaveBeenCalledWith(blobContent, undefined, createUri(blobPath));
|
|
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, expect.anything());
|
|
});
|
|
|
|
it('with blobGlobalId, creates model with id in uri', () => {
|
|
editor.createInstance({ el: editorEl, blobPath, blobContent, blobGlobalId });
|
|
|
|
expect(modelSpy).toHaveBeenCalledWith(
|
|
blobContent,
|
|
undefined,
|
|
createUri(blobGlobalId, blobPath),
|
|
);
|
|
});
|
|
|
|
it('initializes instance with passed properties', () => {
|
|
const instanceOptions = {
|
|
foo: 'bar',
|
|
};
|
|
editor.createInstance({
|
|
el: editorEl,
|
|
...instanceOptions,
|
|
});
|
|
expect(instanceSpy).toHaveBeenCalledWith(editorEl, expect.objectContaining(instanceOptions));
|
|
});
|
|
|
|
it('disposes instance when the editor is disposed', () => {
|
|
editor.createInstance({ el: editorEl, blobPath, blobContent, blobGlobalId });
|
|
|
|
expect(dispose).not.toHaveBeenCalled();
|
|
|
|
editor.dispose();
|
|
|
|
expect(dispose).toHaveBeenCalled();
|
|
});
|
|
});
|
|
|
|
describe('multiple instances', () => {
|
|
let instanceSpy;
|
|
let inst1Args;
|
|
let inst2Args;
|
|
let editorEl1;
|
|
let editorEl2;
|
|
let inst1;
|
|
let inst2;
|
|
const readOnlyIndex = '68'; // readOnly option has the internal index of 68 in the editor's options
|
|
|
|
beforeEach(() => {
|
|
setFixtures('<div id="editor1"></div><div id="editor2"></div>');
|
|
editorEl1 = document.getElementById('editor1');
|
|
editorEl2 = document.getElementById('editor2');
|
|
inst1Args = {
|
|
el: editorEl1,
|
|
blobGlobalId,
|
|
};
|
|
inst2Args = {
|
|
el: editorEl2,
|
|
blobContent,
|
|
blobPath,
|
|
blobGlobalId,
|
|
};
|
|
|
|
editor = new Editor();
|
|
instanceSpy = jest.spyOn(monacoEditor, 'create');
|
|
});
|
|
|
|
afterEach(() => {
|
|
editor.dispose();
|
|
});
|
|
|
|
it('can initialize several instances of the same editor', () => {
|
|
editor.createInstance(inst1Args);
|
|
expect(editor.instances).toHaveLength(1);
|
|
|
|
editor.createInstance(inst2Args);
|
|
|
|
expect(instanceSpy).toHaveBeenCalledTimes(2);
|
|
expect(editor.instances).toHaveLength(2);
|
|
});
|
|
|
|
it('sets independent models on independent instances', () => {
|
|
inst1 = editor.createInstance(inst1Args);
|
|
inst2 = editor.createInstance(inst2Args);
|
|
|
|
const model1 = inst1.getModel();
|
|
const model2 = inst2.getModel();
|
|
|
|
expect(model1).toBeDefined();
|
|
expect(model2).toBeDefined();
|
|
expect(model1).not.toEqual(model2);
|
|
});
|
|
|
|
it('shares global editor options among all instances', () => {
|
|
editor = new Editor({
|
|
readOnly: true,
|
|
});
|
|
|
|
inst1 = editor.createInstance(inst1Args);
|
|
expect(inst1.getOption(readOnlyIndex)).toBe(true);
|
|
|
|
inst2 = editor.createInstance(inst2Args);
|
|
expect(inst2.getOption(readOnlyIndex)).toBe(true);
|
|
});
|
|
|
|
it('allows overriding editor options on the instance level', () => {
|
|
editor = new Editor({
|
|
readOnly: true,
|
|
});
|
|
inst1 = editor.createInstance({
|
|
...inst1Args,
|
|
readOnly: false,
|
|
});
|
|
|
|
expect(inst1.getOption(readOnlyIndex)).toBe(false);
|
|
});
|
|
|
|
it('disposes instances and relevant models independently from each other', () => {
|
|
inst1 = editor.createInstance(inst1Args);
|
|
inst2 = editor.createInstance(inst2Args);
|
|
|
|
expect(inst1.getModel()).not.toBe(null);
|
|
expect(inst2.getModel()).not.toBe(null);
|
|
expect(editor.instances).toHaveLength(2);
|
|
expect(monacoEditor.getModels()).toHaveLength(2);
|
|
|
|
inst1.dispose();
|
|
expect(inst1.getModel()).toBe(null);
|
|
expect(inst2.getModel()).not.toBe(null);
|
|
expect(editor.instances).toHaveLength(1);
|
|
expect(monacoEditor.getModels()).toHaveLength(1);
|
|
});
|
|
});
|
|
|
|
describe('implementation', () => {
|
|
let instance;
|
|
beforeEach(() => {
|
|
instance = editor.createInstance({ el: editorEl, blobPath, blobContent });
|
|
});
|
|
|
|
it('correctly proxies value from the model', () => {
|
|
expect(instance.getValue()).toBe(blobContent);
|
|
});
|
|
|
|
it('is capable of changing the language of the model', () => {
|
|
// ignore warnings and errors Monaco posts during setup
|
|
// (due to being called from Jest/Node.js environment)
|
|
jest.spyOn(console, 'warn').mockImplementation(() => {});
|
|
jest.spyOn(console, 'error').mockImplementation(() => {});
|
|
|
|
const blobRenamedPath = 'test.js';
|
|
|
|
expect(instance.getModel().getLanguageIdentifier().language).toBe('markdown');
|
|
instance.updateModelLanguage(blobRenamedPath);
|
|
|
|
expect(instance.getModel().getLanguageIdentifier().language).toBe('javascript');
|
|
});
|
|
|
|
it('falls back to plaintext if there is no language associated with an extension', () => {
|
|
const blobRenamedPath = 'test.myext';
|
|
const spy = jest.spyOn(console, 'error').mockImplementation(() => {});
|
|
|
|
instance.updateModelLanguage(blobRenamedPath);
|
|
|
|
expect(spy).not.toHaveBeenCalled();
|
|
expect(instance.getModel().getLanguageIdentifier().language).toBe('plaintext');
|
|
});
|
|
});
|
|
|
|
describe('extensions', () => {
|
|
let instance;
|
|
const alphaRes = jest.fn();
|
|
const betaRes = jest.fn();
|
|
const fooRes = jest.fn();
|
|
const barRes = jest.fn();
|
|
class AlphaClass {
|
|
constructor() {
|
|
this.res = alphaRes;
|
|
}
|
|
alpha() {
|
|
return this?.nonExistentProp || alphaRes;
|
|
}
|
|
}
|
|
class BetaClass {
|
|
beta() {
|
|
return this?.nonExistentProp || betaRes;
|
|
}
|
|
}
|
|
class WithStaticMethod {
|
|
constructor({ instance: inst, ...options } = {}) {
|
|
Object.assign(inst, options);
|
|
}
|
|
static computeBoo(a) {
|
|
return a + 1;
|
|
}
|
|
boo() {
|
|
return WithStaticMethod.computeBoo(this.base);
|
|
}
|
|
}
|
|
class WithStaticMethodExtended extends EditorLiteExtension {
|
|
static computeBoo(a) {
|
|
return a + 1;
|
|
}
|
|
boo() {
|
|
return WithStaticMethodExtended.computeBoo(this.base);
|
|
}
|
|
}
|
|
const AlphaExt = new AlphaClass();
|
|
const BetaExt = new BetaClass();
|
|
const FooObjExt = {
|
|
foo() {
|
|
return fooRes;
|
|
},
|
|
};
|
|
const BarObjExt = {
|
|
bar() {
|
|
return barRes;
|
|
},
|
|
};
|
|
|
|
describe('basic functionality', () => {
|
|
beforeEach(() => {
|
|
instance = editor.createInstance({ el: editorEl, blobPath, blobContent });
|
|
});
|
|
|
|
it('does not fail if no extensions supplied', () => {
|
|
const spy = jest.spyOn(global.console, 'error');
|
|
instance.use();
|
|
|
|
expect(spy).not.toHaveBeenCalled();
|
|
});
|
|
|
|
it("does not extend instance with extension's constructor", () => {
|
|
expect(instance.constructor).toBeDefined();
|
|
const { constructor } = instance;
|
|
|
|
expect(AlphaExt.constructor).toBeDefined();
|
|
expect(AlphaExt.constructor).not.toEqual(constructor);
|
|
|
|
instance.use(AlphaExt);
|
|
expect(instance.constructor).toBe(constructor);
|
|
});
|
|
|
|
it.each`
|
|
type | extensions | methods | expectations
|
|
${'ES6 classes'} | ${AlphaExt} | ${['alpha']} | ${[alphaRes]}
|
|
${'multiple ES6 classes'} | ${[AlphaExt, BetaExt]} | ${['alpha', 'beta']} | ${[alphaRes, betaRes]}
|
|
${'simple objects'} | ${FooObjExt} | ${['foo']} | ${[fooRes]}
|
|
${'multiple simple objects'} | ${[FooObjExt, BarObjExt]} | ${['foo', 'bar']} | ${[fooRes, barRes]}
|
|
${'combination of ES6 classes and objects'} | ${[AlphaExt, BarObjExt]} | ${['alpha', 'bar']} | ${[alphaRes, barRes]}
|
|
`('is extensible with $type', ({ extensions, methods, expectations } = {}) => {
|
|
methods.forEach((method) => {
|
|
expect(instance[method]).toBeUndefined();
|
|
});
|
|
|
|
instance.use(extensions);
|
|
|
|
methods.forEach((method) => {
|
|
expect(instance[method]).toBeDefined();
|
|
});
|
|
|
|
expectations.forEach((expectation, i) => {
|
|
expect(instance[methods[i]].call()).toEqual(expectation);
|
|
});
|
|
});
|
|
|
|
it('does not extend instance with private data of an extension', () => {
|
|
const ext = new WithStaticMethod({ instance });
|
|
ext.staticMethod = () => {
|
|
return 'foo';
|
|
};
|
|
ext.staticProp = 'bar';
|
|
|
|
expect(instance.boo).toBeUndefined();
|
|
expect(instance.staticMethod).toBeUndefined();
|
|
expect(instance.staticProp).toBeUndefined();
|
|
|
|
instance.use(ext);
|
|
|
|
expect(instance.boo).toBeDefined();
|
|
expect(instance.staticMethod).toBeUndefined();
|
|
expect(instance.staticProp).toBeUndefined();
|
|
});
|
|
|
|
it.each([WithStaticMethod, WithStaticMethodExtended])(
|
|
'properly resolves data for an extension with private data',
|
|
(ExtClass) => {
|
|
const base = 1;
|
|
expect(instance.base).toBeUndefined();
|
|
expect(instance.boo).toBeUndefined();
|
|
|
|
const ext = new ExtClass({ instance, base });
|
|
|
|
instance.use(ext);
|
|
expect(instance.base).toBe(1);
|
|
expect(instance.boo()).toBe(2);
|
|
},
|
|
);
|
|
|
|
it('uses the last definition of a method in case of an overlap', () => {
|
|
const FooObjExt2 = { foo: 'foo2' };
|
|
instance.use([FooObjExt, BarObjExt, FooObjExt2]);
|
|
expect(instance).toMatchObject({
|
|
foo: 'foo2',
|
|
...BarObjExt,
|
|
});
|
|
});
|
|
|
|
it('correctly resolves references withing extensions', () => {
|
|
const FunctionExt = {
|
|
inst() {
|
|
return this;
|
|
},
|
|
mod() {
|
|
return this.getModel();
|
|
},
|
|
};
|
|
instance.use(FunctionExt);
|
|
expect(instance.inst()).toEqual(editor.instances[0]);
|
|
});
|
|
});
|
|
|
|
describe('extensions as an instance parameter', () => {
|
|
let editorExtensionSpy;
|
|
const instanceConstructor = (extensions = []) => {
|
|
return editor.createInstance({
|
|
el: editorEl,
|
|
blobPath,
|
|
blobContent,
|
|
blobGlobalId,
|
|
extensions,
|
|
});
|
|
};
|
|
|
|
beforeEach(() => {
|
|
editorExtensionSpy = jest.spyOn(Editor, 'pushToImportsArray').mockImplementation((arr) => {
|
|
arr.push(
|
|
Promise.resolve({
|
|
default: {},
|
|
}),
|
|
);
|
|
});
|
|
});
|
|
|
|
it.each([undefined, [], [''], ''])(
|
|
'does not fail and makes no fetch if extensions is %s',
|
|
() => {
|
|
instance = instanceConstructor(null);
|
|
expect(editorExtensionSpy).not.toHaveBeenCalled();
|
|
},
|
|
);
|
|
|
|
it.each`
|
|
type | value | callsCount
|
|
${'simple string'} | ${'foo'} | ${1}
|
|
${'combined string'} | ${'foo, bar'} | ${2}
|
|
${'array of strings'} | ${['foo', 'bar']} | ${2}
|
|
`('accepts $type as an extension parameter', ({ value, callsCount }) => {
|
|
instance = instanceConstructor(value);
|
|
expect(editorExtensionSpy).toHaveBeenCalled();
|
|
expect(editorExtensionSpy.mock.calls).toHaveLength(callsCount);
|
|
});
|
|
|
|
it.each`
|
|
desc | path | expectation
|
|
${'~/editor'} | ${'foo'} | ${'~/editor/foo'}
|
|
${'~/CUSTOM_PATH with leading slash'} | ${'/my_custom_path/bar'} | ${'~/my_custom_path/bar'}
|
|
${'~/CUSTOM_PATH without leading slash'} | ${'my_custom_path/delta'} | ${'~/my_custom_path/delta'}
|
|
`('fetches extensions from $desc path', ({ path, expectation }) => {
|
|
instance = instanceConstructor(path);
|
|
expect(editorExtensionSpy).toHaveBeenCalledWith(expect.any(Array), expectation);
|
|
});
|
|
|
|
it('emits editor-ready event after all extensions were applied', async () => {
|
|
const calls = [];
|
|
const eventSpy = jest.fn().mockImplementation(() => {
|
|
calls.push('event');
|
|
});
|
|
const useSpy = jest.spyOn(editor, 'use').mockImplementation(() => {
|
|
calls.push('use');
|
|
});
|
|
editorEl.addEventListener('editor-ready', eventSpy);
|
|
instance = instanceConstructor('foo, bar');
|
|
await waitForPromises();
|
|
expect(useSpy.mock.calls).toHaveLength(2);
|
|
expect(calls).toEqual(['use', 'use', 'event']);
|
|
});
|
|
});
|
|
|
|
describe('multiple instances', () => {
|
|
let inst1;
|
|
let inst2;
|
|
let editorEl1;
|
|
let editorEl2;
|
|
|
|
beforeEach(() => {
|
|
setFixtures('<div id="editor1"></div><div id="editor2"></div>');
|
|
editorEl1 = document.getElementById('editor1');
|
|
editorEl2 = document.getElementById('editor2');
|
|
inst1 = editor.createInstance({ el: editorEl1, blobPath: `foo-${blobPath}` });
|
|
inst2 = editor.createInstance({ el: editorEl2, blobPath: `bar-${blobPath}` });
|
|
});
|
|
|
|
afterEach(() => {
|
|
editor.dispose();
|
|
editorEl1.remove();
|
|
editorEl2.remove();
|
|
});
|
|
|
|
it('extends all instances if no specific instance is passed', () => {
|
|
editor.use(AlphaExt);
|
|
expect(inst1.alpha()).toEqual(alphaRes);
|
|
expect(inst2.alpha()).toEqual(alphaRes);
|
|
});
|
|
|
|
it('extends specific instance if it has been passed', () => {
|
|
editor.use(AlphaExt, inst2);
|
|
expect(inst1.alpha).toBeUndefined();
|
|
expect(inst2.alpha()).toEqual(alphaRes);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('languages', () => {
|
|
it('registers custom languages defined with Monaco', () => {
|
|
expect(monacoLanguages.getLanguages()).toEqual(
|
|
expect.arrayContaining([
|
|
expect.objectContaining({
|
|
id: 'vue',
|
|
}),
|
|
]),
|
|
);
|
|
});
|
|
});
|
|
|
|
describe('syntax highlighting theme', () => {
|
|
let themeDefineSpy;
|
|
let themeSetSpy;
|
|
let defaultScheme;
|
|
|
|
beforeEach(() => {
|
|
themeDefineSpy = jest.spyOn(monacoEditor, 'defineTheme').mockImplementation(() => {});
|
|
themeSetSpy = jest.spyOn(monacoEditor, 'setTheme').mockImplementation(() => {});
|
|
defaultScheme = window.gon.user_color_scheme;
|
|
});
|
|
|
|
afterEach(() => {
|
|
window.gon.user_color_scheme = defaultScheme;
|
|
});
|
|
|
|
it('sets default syntax highlighting theme', () => {
|
|
const expectedTheme = themes.find((t) => t.name === DEFAULT_THEME);
|
|
|
|
editor = new Editor();
|
|
|
|
expect(themeDefineSpy).toHaveBeenCalledWith(DEFAULT_THEME, expectedTheme.data);
|
|
expect(themeSetSpy).toHaveBeenCalledWith(DEFAULT_THEME);
|
|
});
|
|
|
|
it('sets correct theme if it is set in users preferences', () => {
|
|
const expectedTheme = themes.find((t) => t.name !== DEFAULT_THEME);
|
|
|
|
expect(expectedTheme.name).not.toBe(DEFAULT_THEME);
|
|
|
|
window.gon.user_color_scheme = expectedTheme.name;
|
|
editor = new Editor();
|
|
|
|
expect(themeDefineSpy).toHaveBeenCalledWith(expectedTheme.name, expectedTheme.data);
|
|
expect(themeSetSpy).toHaveBeenCalledWith(expectedTheme.name);
|
|
});
|
|
|
|
it('falls back to default theme if a selected one is not supported yet', () => {
|
|
const name = 'non-existent-theme';
|
|
const nonExistentTheme = { name };
|
|
|
|
window.gon.user_color_scheme = nonExistentTheme.name;
|
|
editor = new Editor();
|
|
|
|
expect(themeDefineSpy).not.toHaveBeenCalled();
|
|
expect(themeSetSpy).toHaveBeenCalledWith(DEFAULT_THEME);
|
|
});
|
|
});
|
|
});
|