public void ItShouldBeAnIEnumerable(IFixture fixture, DateTime date)
{
// Arrange
var sut = new DaysInMonthEnumerator(date.Month, date.Year);
// Act and Assert
sut.Should().BeAssignableTo<IEnumerable<DateTime>>();
}
public void ItShouldReturnTheExpectedDays(DateTime date)
{
// Arrange
var firstDayOfMonth = new DateTime(date.Year, date.Month, 1);
var firstDayOfNextMonth = firstDayOfMonth.AddMonths(1);
var expected = GetAllIndividualDaysBetween(firstDayOfMonth, firstDayOfNextMonth).ToArray();
var sut = new DaysInMonthEnumerator(date.Month, date.Year);
// Act
var result = sut.ToArray();
// Assert
result.Should().Equal(expected);
}