test1.spec.ts

describe('Presets reducer', () => {
	let state: PresetsState;
	let newState: PresetsState;

	beforeEach(() => {
		state = presetsInitialState;
		newState = undefined;
	});

	it('should change track data', () => {
		expect(state.trackDataChanges).toBe(true);
		newState = presetsReducer(state, new TrackPresetDataChangesAction(false));

		expect(newState).not.toBe(state);
		expect(newState.trackDataChanges).toBe(false);
	});
}