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

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public class TestMyDate {
    public static void main(String[] args) {
        MyDate date = new MyDate(2017,2,28);

        String strRep = date.toString();
        System.out.println("1. Expected output: 2017-02-28");
        System.out.println("       current date "+strRep+"\n");
        //Expected output: 2017-02-28

        date.incrementDay();
        System.out.println("2. Expected output: 2017-03-01");
        System.out.println(" day increased by 1 "+date.toString()+"\n");
        //Expected output: 2017-03-01


        date.incrementYear(3);
        System.out.println("3. Expected output: 2020-03-01");
        System.out.println("year increased by 3 "+date.toString()+"\n");
        //Expected output: 2020-03-01

        date.decrementDay();
        System.out.println("4. Expected output: 2020-02-29");
        System.out.println(" day decreased by 1 "+date.toString()+"\n");
        //Expected output: 2020-02-29

        date.decrementYear();
        System.out.println("5. Expected output: 2019-02-28");
        System.out.println("year decreased by 1 "+date.toString()+"\n");
        //Expected output: 2019-02-28

        date.decrementMonth();
        System.out.println("6. Expected output:  2019-01-28");
        System.out.println("month decreased by 1 "+date.toString()+"\n");
        //Expected output: 2019-01-28


        date.incrementDay(3);
        System.out.println("7. Expected output: 2019-01-31");
        System.out.println(" day increased by 3 "+date.toString()+"\n");
        //Expected output: 2019-01-31

        date.decrementMonth(2);
        System.out.println("8. Expected output:  2018-11-30");
        System.out.println("month decreased by 2 "+date.toString()+"\n");
        //Expected output: 2018-11-30

        date.decrementDay(30);
        System.out.println("9. Expected output: 2018-10-31");
        System.out.println("day decreased by 30 "+date.toString()+"\n");
        //Expected output: 2018-10-31

        date.incrementMonth(16);
        System.out.println("10. Expected output:  2020-02-29");
        System.out.println("month increased by 16 "+date.toString()+"\n");
        //Expected output: 2020-02-29

        date.decrementYear(4);
        System.out.println("11. Expected output: 2016-02-29");
        System.out.println("year  decreased by 4 "+date.toString()+"\n");
        //Expected output: 2016-02-29

        date.incrementMonth();
        System.out.println("12. Expected output: 2016-03-29");
        System.out.println("month increased by 1 "+date.toString()+"\n");
        //Expected output: 2016-03-29

        date.incrementYear();
        System.out.println("13. Expected output: 2017-03-29");
        System.out.println(" year increased by 1 "+date.toString()+"\n");
        //Expected output: 2017-03-29

        MyDate anotherDate = new MyDate(2017,3,28);


        date = new MyDate(2017,2,28);
        boolean before = date.isBefore(anotherDate);
        System.out.println(anotherDate.toString()+ " is before " + date.toString()+ " : " + before);
        //Expected output: 2017-03-29 is before 2017-02-28 : false

        boolean after = date.isAfter(anotherDate);
        System.out.println(anotherDate.toString()+ " is after " + date.toString()+ " : " + after);
        //Expected output: 2017-03-29 is after 2017-02-28 : true
        //return !isBefore(anotherDate);
        int dayDiff = date.dayDifference(anotherDate);
        System.out.println("Day difference between " + date.toString()+ " and " + anotherDate.toString()+ " is " + dayDiff);
        //Expected output: Day difference between 2017-03-28 and 2017-02-28 is 29


    }


}