public void CountTimeUnits_ReturnsProperValue_IfComparedDateIsFromPreviousYear()
{
//Arrange
WeeksProcessor processor = new WeeksProcessor();
DateTime baseDate = new DateTime(2016, 4, 21);
DateTime comparedDate = new DateTime(2015, 12, 5);
//Act
int unitsBetween = processor.CountTimeUnits(baseDate, comparedDate, 1);
//Assert
int expected = -20;
Assert.AreEqual(expected, unitsBetween);
}
public void CountTimeUnits_ReturnsZero_IfBothDatesInTheSameWeekButBaseDateIsLater()
{
//Arrange
WeeksProcessor processor = new WeeksProcessor();
DateTime baseDate = new DateTime(2016, 4, 21);
DateTime comparedDate = new DateTime(2016, 4, 19);
//Act
int unitsBetween = processor.CountTimeUnits(baseDate, comparedDate, 1);
//Assert
int expected = 0;
Assert.AreEqual(expected, unitsBetween);
}
public void CountTimeUnits_ReturnsProperValue_IfBaseDateIsEarlier()
{
//Arrange
WeeksProcessor processor = new WeeksProcessor();
DateTime baseDate = new DateTime(2016, 4, 1);
DateTime comparedDate = new DateTime(2016, 4, 21);
//Act
int unitsBetween = processor.CountTimeUnits(baseDate, comparedDate, 1);
//Assert
int expected = 3;
Assert.AreEqual(expected, unitsBetween);
}
public void CountTimeUnits_ReturnsZero_IfDateInTheSameWeekIsGiven()
{
//Arrange
WeeksProcessor processor = new WeeksProcessor();
DateTime baseDate = new DateTime(2016, 8, 9);
DateTime comparedDate = new DateTime(2016, 8, 11);
//Act
int unitsBetween = processor.CountTimeUnits(baseDate, comparedDate, 1);
//Assert
int expected = 0;
Assert.AreEqual(expected, unitsBetween);
}