Java/TestMyDateTime.java at main · SeherBalibay/Java · GitHub

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public class TestMyDateTime {


	public static void main(String[] args) {

		MyTime time = new MyTime(15,30);

		MyDate date = new MyDate(28,2,2017);

		MyDateTime dateTime = new MyDateTime(date, time);
		String strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-02-28 15:30

		dateTime.incrementDay();
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-03-01 15:30

		dateTime.incrementHour();
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-03-01 16:30

		dateTime.incrementHour(32);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-03-03 00:30

		dateTime.decrementHour(49);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-02-28 23:30


		dateTime.incrementMinute(90);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-03-01 01:00

		dateTime.decrementMinute(30);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-03-01 00:30


		dateTime.incrementYear(3);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2020-03-01 00:30

		dateTime.decrementDay();
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2020-02-29 00:30

		dateTime.decrementYear();
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2019-02-28 00:30

		dateTime.decrementMonth();
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2019-01-28 00:30


		dateTime.incrementDay(3);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2019-01-31 00:30

		dateTime.decrementMonth(2);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2018-11-30 00:30

		dateTime.decrementDay(30);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2018-10-31 00:30

		dateTime.incrementMonth(16);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2020-02-29 00:30

		dateTime.decrementYear(4);
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2016-02-29 00:30

		dateTime.incrementMonth();
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2016-03-29 00:30

		dateTime.incrementYear();
		strRep = dateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-03-29 00:30

		MyDateTime anotherDateTime = new MyDateTime(new MyDate(29,3,2017), new MyTime(15,30));

		boolean before = dateTime.isBefore(anotherDateTime);
		System.out.println(dateTime.toString()+ " is before " + anotherDateTime.toString()+ " = " + before);
		//Expected output: 2017-03-29 00:30 is before 2017-03-29 15:30 = true

		boolean after = dateTime.isAfter(anotherDateTime);
		System.out.println(dateTime.toString()+ " is after " + anotherDateTime.toString()+ " = " + after);
		//Expected output: 2017-03-29 00:30 is after 2017-03-29 15:30 = false

		String dayTimeDiff = dateTime.dayTimeDifference(anotherDateTime);
		System.out.print("Day time difference between " + dateTime.toString()+ " and " + anotherDateTime.toString()+ " is " + dayTimeDiff);
		//Expected output: Day difference between 2017-03-29 00:30 and 2017-03-29 15:30 is 15 hour(s)

		anotherDateTime.incrementMinute(4850);
		strRep = anotherDateTime.toString();
		System.out.println(strRep);
		//Expected output: 2017-04-02 00:20

		dayTimeDiff = dateTime.dayTimeDifference(anotherDateTime);
		System.out.print("Day time difference between " + dateTime.toString()+ " and " + anotherDateTime.toString()+ " is " + dayTimeDiff);
		//Expected output: Day difference between 2017-03-29 00:30 and 2017-04-02 00:20 is 3 day(s) 23 hour(s) 50 minute(s)

	}
}