element-web/test/components/views/spaces/QuickThemeSwitcher-test.tsx

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/*
Copyright 2022 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import React from 'react';
// eslint-disable-next-line deprecate/import
import { mount } from 'enzyme';
import { mocked } from 'jest-mock';
import { act } from 'react-dom/test-utils';
import QuickThemeSwitcher from '../../../../src/components/views/spaces/QuickThemeSwitcher';
import { getOrderedThemes } from '../../../../src/theme';
import ThemeChoicePanel from '../../../../src/components/views/settings/ThemeChoicePanel';
import SettingsStore from '../../../../src/settings/SettingsStore';
import { findById } from '../../../test-utils';
import { SettingLevel } from '../../../../src/settings/SettingLevel';
import dis from '../../../../src/dispatcher/dispatcher';
import { Action } from '../../../../src/dispatcher/actions';
import { mockPlatformPeg } from '../../../test-utils/platform';
jest.mock('../../../../src/theme');
jest.mock('../../../../src/components/views/settings/ThemeChoicePanel', () => ({
calculateThemeState: jest.fn(),
}));
jest.mock('../../../../src/settings/SettingsStore', () => ({
setValue: jest.fn(),
getValue: jest.fn(),
monitorSetting: jest.fn(),
}));
jest.mock('../../../../src/dispatcher/dispatcher', () => ({
dispatch: jest.fn(),
register: jest.fn(),
}));
mockPlatformPeg({ overrideBrowserShortcuts: jest.fn().mockReturnValue(false) });
describe('<QuickThemeSwitcher />', () => {
const defaultProps = {
requestClose: jest.fn(),
};
const getComponent = (props = {}) =>
mount(<QuickThemeSwitcher {...defaultProps} {...props} />);
beforeEach(() => {
mocked(getOrderedThemes).mockClear().mockReturnValue([
{ id: 'light', name: 'Light' },
{ id: 'dark', name: 'Dark' },
]);
mocked(ThemeChoicePanel).calculateThemeState.mockClear().mockReturnValue({
theme: 'light', useSystemTheme: false,
});
mocked(SettingsStore).setValue.mockClear().mockResolvedValue();
mocked(dis).dispatch.mockClear();
});
const getSelectedLabel = (component) =>
findById(component, "mx_QuickSettingsButton_themePickerDropdown_value").text();
const openDropdown = component => act(async () => {
component.find('.mx_Dropdown_input').at(0).simulate('click');
component.setProps({});
});
const getOption = (component, themeId) =>
findById(component, `mx_QuickSettingsButton_themePickerDropdown__${themeId}`).at(0);
const selectOption = async (component, themeId: string) => {
await openDropdown(component);
await act(async () => {
getOption(component, themeId).simulate('click');
});
};
it('renders dropdown correctly when light theme is selected', () => {
const component = getComponent();
expect(getSelectedLabel(component)).toEqual('Light');
});
it('renders dropdown correctly when use system theme is truthy', () => {
mocked(ThemeChoicePanel).calculateThemeState.mockClear().mockReturnValue({
theme: 'light', useSystemTheme: true,
});
const component = getComponent();
expect(getSelectedLabel(component)).toEqual('Match system');
});
it('updates settings when match system is selected', async () => {
const requestClose = jest.fn();
const component = getComponent({ requestClose });
await selectOption(component, 'MATCH_SYSTEM_THEME_ID');
expect(SettingsStore.setValue).toHaveBeenCalledTimes(1);
expect(SettingsStore.setValue).toHaveBeenCalledWith('use_system_theme', null, SettingLevel.DEVICE, true);
expect(dis.dispatch).not.toHaveBeenCalled();
expect(requestClose).toHaveBeenCalled();
});
it('updates settings when a theme is selected', async () => {
// ie not match system
const requestClose = jest.fn();
const component = getComponent({ requestClose });
await selectOption(component, 'dark');
expect(SettingsStore.setValue).toHaveBeenCalledWith('use_system_theme', null, SettingLevel.DEVICE, false);
expect(SettingsStore.setValue).toHaveBeenCalledWith('theme', null, SettingLevel.DEVICE, 'dark');
expect(dis.dispatch).toHaveBeenCalledWith({ action: Action.RecheckTheme, forceTheme: 'dark' });
expect(requestClose).toHaveBeenCalled();
});
it('rechecks theme when setting theme fails', async () => {
mocked(SettingsStore.setValue).mockRejectedValue('oops');
const requestClose = jest.fn();
const component = getComponent({ requestClose });
await selectOption(component, 'MATCH_SYSTEM_THEME_ID');
expect(dis.dispatch).toHaveBeenCalledWith({ action: Action.RecheckTheme });
expect(requestClose).toHaveBeenCalled();
});
});