public void Constructor_SetsCorrectDateValues()
{
var dateTimeProviderMock = new DateTimeProviderMock
{
NowValue = DateTime.Parse("01/01/2001")
};
var coupon = new Coupon(dateTimeProviderMock);
Assert.Equal(DateTime.Parse("01/01/2001"), coupon.CreationDate);
Assert.Equal(DateTime.Parse("01/15/2001"), coupon.ExpirationDate);
}
public void IsExpired_ReturnsCorrectValue()
{
var dateTimeProviderMock = new DateTimeProviderMock
{
NowValue = DateTime.Parse("01/01/2001")
};
var coupon = new Coupon(dateTimeProviderMock);
Assert.False(coupon.IsExpired);
dateTimeProviderMock.NowValue = DateTime.Parse("01/14/2001");
Assert.False(coupon.IsExpired);
dateTimeProviderMock.NowValue = DateTime.Parse("01/15/2001");
Assert.True(coupon.IsExpired);
}