public void ItShouldReturnTheExpectedInitializedSchedule(DayOfWeek dayOfWeek)
{
// Arrange
const int expectedIndex = 1;
var likeness = dayOfWeek.AsSource()
.OfLikeness<DayOfWeekInAMonthSpecification>()
.With(x => x.Index).EqualsWhen((dow, spec) => spec.Index == expectedIndex)
.With(x => x.DayOfWeek).EqualsWhen((dow, spec) => spec.DayOfWeek == dow);
// Act
var result = Schedule.First(dayOfWeek);
// Assert
result.Should().NotBeNull();
result.Content.Should().BeOfType<DayOfWeekInAMonthSpecification>();
likeness.ShouldEqual(result.Content.As<DayOfWeekInAMonthSpecification>());
}