import ornellember from '../src/index';

describe('ornellember', () => {
	it('if called with a date, should return an ornellember object with date passed', () => {
		const date = new Date('December 25, 1980');

		expect(ornellember(date).rawDate).toBe(date);
	});

	it('if called with no argument, should return an ornellember object with current date', () => {
		const now = new Date();
		const ornDate = ornellember();
		const timeDiff = Math.abs(ornDate.rawDate.getTime() - now.getTime());

		expect(timeDiff).toBeLessThan(100);
	});

	it('if passed another ornellember day, will return a clone', () => {
		const date1 = ornellember();
		const date2 = ornellember(date1);

		expect(date2).not.toBe(date1);
		expect(date2).toEqual(date1);
	});

	describe('holiday', () => {
		it('should return N for December 31 on a non-leap year', () => {
			const date = new Date('December 31, 2007');
			const ornDate = ornellember(date);

			expect(ornDate.holiday()).toBe('N');
		});

		it('should return N for December 30 on a leap year', () => {
			const date = new Date('December 30, 2008');
			const ornDate = ornellember(date);

			expect(ornDate.holiday()).toBe('N');
		});

		it('should return O for December 31 on a leap year', () => {
			const date = new Date('December 31, 2008');
			const ornDate = ornellember(date);

			expect(ornDate.holiday()).toBe('O');
		});

		it('should return null when it is not a holiday', () => {
			const date = new Date('January 17, 2008');
			const ornDate = ornellember(date);

			expect(ornDate.holiday()).toBe(null);
		});
	});
});