public Schedule From(Month periodStart)
{
if (periodStart == null) throw new ArgumentNullException("periodStart");
if(PeriodStart != null)
throw new InvalidOperationException("The starting month has already been set");
PeriodStart = periodStart;
return this;
}
public void MonthNumberShouldBeExposedCorrectly(Generator<int> generator)
{
// Arrange
// Ensure the month number is between 1 and 12 inclusive
var expected = generator.First(x => x >= 1 && x <= 12);
var sut = new Month(expected);
// Act
var result = sut.Number;
// Assert
result.Should().Be(expected);
}
public void ItShouldReturnTrueIfDateMonthIsEqualToEndMonth()
{
// Arrange
var startMonth = new Month(1);
var endMonth = new Month(12);
var dateToTest = new DateTime(DUMMY_YEAR, endMonth.Number, DUMMY_DAY);
var sut = new PeriodInYear(startMonth, endMonth);
// Act
var result = sut.IsSatisfiedBy(dateToTest);
// Assert
result.Should().BeTrue();
}
public Schedule Until(Month periodEnd)
{
if (periodEnd == null) throw new ArgumentNullException("periodEnd");
if(PeriodStart == null)
throw new InvalidOperationException("The starting period must be set first");
var periodInYearSpec = new PeriodInYear(PeriodStart, periodEnd);
Content = Content.And(periodInYearSpec);
return this;
}
public void ItShouldReturnTheSutToContinueTheFluentChain(IFixture fixture, Month startMonth, Month endMonth)
{
// Arrange
var sut = fixture.Create<Schedule>();
sut.From(startMonth);
// Act
var result = sut.Until(endMonth);
// Assert
result.Should().BeSameAs(sut);
}
public void ItShouldReturnAnAndCompositeSpecificationWithTheCorrectRHS(IFixture fixture, Month startMonth, Month endMonth)
{
// Arrange
var rhsSpec = fixture.Create<ISpecification<DateTime>>();
A.CallTo(() => rhsSpec.ToString()).Returns("RHS Spec");
var expectedSpec = new PeriodInYear(startMonth, endMonth);
var sut = fixture.Create<Schedule>();
sut.From(startMonth);
var likness = expectedSpec.AsSource()
.OfLikeness<PeriodInYear>();
// Act
var result = sut.Until(endMonth);
// Assert
result.Should().NotBeNull();
result.Content.Should().NotBeNull();
result.Content.Should().BeOfType<AndSpecification<DateTime>>();
var compositeSpec = result.Content.As<AndSpecification<DateTime>>();
compositeSpec.RHS.Should().BeOfType<PeriodInYear>();
var periodInYearSpec = compositeSpec.RHS.As<PeriodInYear>();
likness.ShouldEqual(periodInYearSpec);
}
public void ItShouldReturnAnAndCompositeSpecificationWithTheCorrectLHS(IFixture fixture, Month startMonth, Month endMonth)
{
// Arrange
var lhsSpec = fixture.Create<ISpecification<DateTime>>();
A.CallTo(() => lhsSpec.ToString()).Returns("LHS Spec");
var sut = new Schedule(lhsSpec);
sut.From(startMonth);
// Act
var result = sut.Until(endMonth);
// Assert
result.Should().NotBeNull();
result.Content.Should().NotBeNull();
result.Content.Should().BeOfType<AndSpecification<DateTime>>();
var compositeSpec = result.Content.As<AndSpecification<DateTime>>();
compositeSpec.LHS.Should().BeSameAs(lhsSpec);
}
public void ItShouldSetTheStartingMonthProperty(IFixture fixture, Month month)
{
// Arrange
var sut = fixture.Create<Schedule>();
// Act
var result = sut.From(month);
// Assert
result.Should().NotBeNull();
result.PeriodStart.Should().BeSameAs(month);
}
public void ItShouldReturnFalseIfDateMonthIsAfterEndMonth()
{
// Arrange
var startMonth = new Month(1);
var endMonth = new Month(11);
var monthAfterEnd = new Month(12);
var dateToTest = new DateTime(DUMMY_YEAR, monthAfterEnd.Number, DUMMY_DAY);
var sut = new PeriodInYear(startMonth, endMonth);
// Act
var result = sut.IsSatisfiedBy(dateToTest);
// Assert
result.Should().BeFalse();
}