gitlab-org--gitlab-foss/spec/frontend/ide/lib/common/model_manager_spec.js

127 lines
2.7 KiB
JavaScript

import eventHub from '~/ide/eventhub';
import ModelManager from '~/ide/lib/common/model_manager';
import { file } from '../../helpers';
describe('Multi-file editor library model manager', () => {
let instance;
beforeEach(() => {
instance = new ModelManager();
});
afterEach(() => {
instance.dispose();
});
describe('addModel', () => {
it('caches model', () => {
instance.addModel(file());
expect(instance.models.size).toBe(1);
});
it('caches model by file path', () => {
const f = file('path-name');
instance.addModel(f);
expect(instance.models.keys().next().value).toBe(f.key);
});
it('adds model into disposable', () => {
jest.spyOn(instance.disposable, 'add');
instance.addModel(file());
expect(instance.disposable.add).toHaveBeenCalled();
});
it('returns cached model', () => {
jest.spyOn(instance.models, 'get');
instance.addModel(file());
instance.addModel(file());
expect(instance.models.get).toHaveBeenCalled();
});
it('adds eventHub listener', () => {
const f = file();
jest.spyOn(eventHub, '$on');
instance.addModel(f);
expect(eventHub.$on).toHaveBeenCalledWith(
`editor.update.model.dispose.${f.key}`,
expect.anything(),
);
});
});
describe('hasCachedModel', () => {
it('returns false when no models exist', () => {
expect(instance.hasCachedModel('path')).toBeFalsy();
});
it('returns true when model exists', () => {
const f = file('path-name');
instance.addModel(f);
expect(instance.hasCachedModel(f.key)).toBeTruthy();
});
});
describe('getModel', () => {
it('returns cached model', () => {
instance.addModel(file('path-name'));
expect(instance.getModel('path-name')).not.toBeNull();
});
});
describe('removeCachedModel', () => {
let f;
beforeEach(() => {
f = file();
instance.addModel(f);
});
it('clears cached model', () => {
instance.removeCachedModel(f);
expect(instance.models.size).toBe(0);
});
it('removes eventHub listener', () => {
jest.spyOn(eventHub, '$off');
instance.removeCachedModel(f);
expect(eventHub.$off).toHaveBeenCalledWith(
`editor.update.model.dispose.${f.key}`,
expect.anything(),
);
});
});
describe('dispose', () => {
it('clears cached models', () => {
instance.addModel(file());
instance.dispose();
expect(instance.models.size).toBe(0);
});
it('calls disposable dispose', () => {
jest.spyOn(instance.disposable, 'dispose');
instance.dispose();
expect(instance.disposable.dispose).toHaveBeenCalled();
});
});
});