Files
frontend-app-learning/src/courseware/course/sequence/Unit/hooks/useModalIFrameData.test.js
2023-09-15 10:12:47 -04:00

69 lines
2.4 KiB
JavaScript

import { mockUseKeyedState } from '@edx/react-unit-test-utils';
import { useEventListener } from '../../../../../generic/hooks';
import { messageTypes } from '../constants';
import useModalIFrameBehavior, { stateKeys, DEFAULT_HEIGHT } from './useModalIFrameData';
jest.mock('react', () => ({
...jest.requireActual('react'),
useCallback: jest.fn((cb, prereqs) => ({ cb, prereqs })),
}));
jest.mock('../../../../../generic/hooks', () => ({
useEventListener: jest.fn(),
}));
const state = mockUseKeyedState(stateKeys);
describe('useModalIFrameBehavior', () => {
beforeEach(() => {
jest.clearAllMocks();
state.mock();
});
describe('behavior', () => {
it('initializes isOpen to false', () => {
useModalIFrameBehavior();
state.expectInitializedWith(stateKeys.isOpen, false);
});
it('initializes options with default height', () => {
useModalIFrameBehavior();
state.expectInitializedWith(stateKeys.options, { height: DEFAULT_HEIGHT });
});
describe('eventListener', () => {
it('consumes modal events and opens sets modal options with open: true', () => {
const oldOptions = { some: 'old', options: 'yeah' };
state.mockVals({
[stateKeys.isOpen]: false,
[stateKeys.options]: oldOptions,
});
useModalIFrameBehavior();
expect(useEventListener).toHaveBeenCalled();
const { cb, prereqs } = useEventListener.mock.calls[0][1];
expect(prereqs).toEqual([]);
const payload = { test: 'values' };
cb({ data: { type: messageTypes.modal, payload } });
expect(state.setState.isOpen).toHaveBeenCalledWith(true);
expect(state.setState.options).toHaveBeenCalled();
const [[setOptionsCb]] = state.setState.options.mock.calls;
expect(setOptionsCb(oldOptions)).toEqual({ ...oldOptions, ...payload });
});
});
});
describe('output', () => {
test('handleModalClose sets modal options to closed', () => {
useModalIFrameBehavior().handleModalClose();
state.expectSetStateCalledWith(stateKeys.isOpen, false);
});
it('forwards modalOptions from state values', () => {
const modalOptions = { test: 'options' };
state.mockVals({
[stateKeys.options]: modalOptions,
[stateKeys.isOpen]: true,
});
expect(useModalIFrameBehavior().modalOptions).toEqual({
...modalOptions,
isOpen: true,
});
});
});
});