Code_KataTest.java

import static org.junit.Assert.*;

import org.junit.Test;

public class Code_KataTest {

	@Test
	public void WhenHoursIsGivenStartTimeOneItReturnsOne(){
		Hours hours = new Hours(1, 0, 0);
		assertEquals("1", hours.getStartTime().toString());
	}
	
	@Test
	public void WhenHoursIsGivenBedTimeTwoItReturnsTwo(){
		Hours hours = new Hours(1, 2, 0);
		assertEquals("2", hours.getBedTime().toString());
	}
	
	@Test
	public void WhenHoursIsGivenEndTimeThreeItReturnsThree(){
		Hours hours = new Hours(1, 2, 3);
		assertEquals("3", hours.getEndTime().toString());
	}
	
	@Test
	public void CalculateHoursFromStartTime7ToBedTimeTenGot3(){
		Hours hours = new Hours(7, 10, 0);
		assertEquals("3", hours.getStartToBedHours().toString());
	}
	
	@Test
	public void CalculateHoursFromStartTime10ToBedTime8Got0(){
		Hours hours = new Hours(10, 8, 0);
		assertEquals("0", hours.getStartToBedHours().toString());
	}
	
	@Test 
	public void CalculateHoursFromBedTime8ToMidnightGot4(){
		Hours hours = new Hours(0, 8, 0);
		assertEquals("4", hours.getBedToMidnightHours().toString());
	}

	@Test
	public void CalculateHoursFromBedTimeToMidnightWhereStartTimeIsAfterBedAndMidnightShouldBeZero(){
		Hours hours = new Hours(14, 9, 0);
		assertEquals("0", hours.getBedToMidnightHours().toString());
	}
	
	@Test
	public void CalculateHoursFromMidnightToEndTime15AndGet3(){
		Hours hours = new Hours(0, 0, 15);
		assertEquals("3", hours.getMidnightToEndHours().toString());
	}
	
	@Test 
	public void CalculateHoursFromMidnightToEndTimeWhenStartTimeGreaterThanMidnightAndEndTimeShouldBeZero(){
		Hours hours = new Hours(14, 0, 13);
		assertEquals("0", hours.getMidnightToEndHours().toString());
	}
	
	
	//mistake made creating this test. Should have had 2*12 + 3*8 + 4*16 instead
	//of 2 + 3 + 4. I break the test once multiplication is implemented.
	/*@Test
	public void BabySitterClassCanAddThreeIntegersToGetASum(){
		BabySitter babySitter = new BabySitter();
		assertEquals("9", babySitter.getTotalNightCharge(2, 3, 4).toString());
	}*/
	
	@Test
	public void CalculateTotalHoursWithMultiplicationOfParameters() {
		Hours hours = new Hours(9, 7, 15);
		BabySitter babySitter = new BabySitter();
		assertEquals("72", babySitter.getTotalNightCharge(hours.getStartToBedHours(), hours.getBedToMidnightHours(), hours.getMidnightToEndHours()).toString());
	}
	
	@Test
	public void CalculateTotalHoursWithMultiplicationOfParametersStart5Bed10End16ShouldGet140() {
		Hours hours = new Hours(5, 10, 16);
		BabySitter babySitter = new BabySitter();
		assertEquals("140", babySitter.getTotalNightCharge(hours.getStartToBedHours(), hours.getBedToMidnightHours(), hours.getMidnightToEndHours()).toString());
	}
	
}