Mine

/**
	A class that tests the GregorianYear class.
*/
public class GregorianYearTester
{
	/**
		Contains the main method.
		@param args not used
	*/
	public static void main(String[] args)
	{
		// Constructs a new GregorianYear object with the year set to zero.
		GregorianYear myYear = new GregorianYear();
		
		// Sets the year to 2000.
		myYear.setYear(2000);
		
		// Gets the year.
		System.out.println(myYear.getYear()); // Prints the year.
		System.out.println("Expected: 2000"); // Prints the expected value, which is 2000.
		
		// Prints the results.
		System.out.println(myYear.isLeapYear()); // Prints true if the year is a leap year and false otherwise.
		System.out.println("Expected: true");    // Prints the expected value, which is true.
	}
}