public void Filter_Given_LessThanTwoEngineers_Throws_NotEnoughEngineersException(int engineersNumber)
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WithEngineersWhoDidntHadShiftYesterday(engineersNumber)
.Build();
var sut = new ChooseTwoRandomEngineersFilter();
//act and assert
Assert.Throws <NotEnoughEngineersException>(() => sut.Filter(engineers));
}
public void Filter_Given_SupportEngineersWhoHadShiftInLastTwoWeeks_Retrun_EmptyCollection()
{
//arrange
var engineersWheDidntHaveShiftInLastTwoWees = new SupportEngineerMocksBuilder()
.WihtEngineersWhoHadTwoShiftInLastTwoWeeks(5)
.Build();
var sut = new EngineersWhoDidntHadTwoShiftsInLastTwoWeeksFilter();
//act
var filteredEngineers = sut.Filter(engineersWheDidntHaveShiftInLastTwoWees);
//assert
filteredEngineers.ShouldBeEmpty();
}
public void Filter_Given_SupportEngineersWhoDidntHaveShiftInLastTwoWeeks_Retrun_AllGivenEngineers()
{
//arrange
var engineersWheDidntHaveShiftInLastTwoWees = new SupportEngineerMocksBuilder()
.WihtEngineersWhoDidntHadTwoShiftInLastTwoWeeks(5)
.Build();
var sut = new EngineersWhoDidntHadTwoShiftsInLastTwoWeeksFilter();
//act
var filteredEngineers = sut.Filter(engineersWheDidntHaveShiftInLastTwoWees);
//assert
filteredEngineers.Count().ShouldBe(engineersWheDidntHaveShiftInLastTwoWees.Count());
}
public void Filter_Given_EngineersWhoDidntHadShiftInLastFiveDays_Return_GivenEngineers()
{
//arrange
var engineersWhiDidntHadShiftInLastFiveDays = new SupportEngineerMocksBuilder()
.WithEngineersWhoDidntHadShiftInLastWeek(5)
.Build();
var sut = new PreferEngineersWhoDidintHadShiftInLastWeekFilter();
//act
var result = sut.Filter(engineersWhiDidntHadShiftInLastFiveDays);
//assert
result.ShouldBe(engineersWhiDidntHadShiftInLastFiveDays);
}
public void Filter_Given_MoreThanOneEngineer_Returns_TwoRandomEngineers()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WithEngineersWhoDidntHadShiftYesterday(2)
.Build();
var sut = new ChooseTwoRandomEngineersFilter();
//act
var chosenOnes = sut.Filter(engineers);
//assert
engineers.ShouldContain(chosenOnes.First());
engineers.ShouldContain(chosenOnes.Last());
}
public void Filter_Given_10Engineers_When_ShiftWasntSelectedToday_Return_AllGivenEngineers()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WihtEngineersWhoDidntHadTwoShiftInLastTwoWeeks(10)
.Build();
var sut = new ShiftSelectedTodayFilter();
//act
var result = sut.Filter(engineers);
//assert
result.Count().ShouldBe(engineers.Count());
}
public void Filter_Given_10Engineers_When_ShiftWasntSelectedToday_Then_CallSuccessor()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WihtEngineersWhoDidntHadTwoShiftInLastTwoWeeks(10)
.Build();
var successor = A.Fake <ISupportEngineersFilterChain>();
var sut = new ShiftSelectedTodayFilter(successor);
//act
var result = sut.Filter(engineers);
//assert
A.CallTo(() => successor.Filter(A <IEnumerable <ISupportEngineer> > ._))
.MustHaveHappened(Repeated.Exactly.Once);
}
public void SelectTodaysBAUShift_Returns_BauShiftWithFirstAndLastFromFilteredOutEngineers()
{
//arrange
var supportEngineersFromFilter = new SupportEngineerMocksBuilder()
.WithEngineersWhoDidntHadShiftYesterday(2)
.Build();
WheelOfFate sut = new WheelOfFateBuilder()
.WithSupportEngineersFromFilter(supportEngineersFromFilter)
.Build();
//act
BauShift todaysBauShift = sut.SelectTodaysBauShift();
//assert
supportEngineersFromFilter.First().ShouldBe(todaysBauShift.Shift.First());
supportEngineersFromFilter.Last().ShouldBe(todaysBauShift.Shift.Last());
}
public void Filter_Given_MoreThanTwoEngineersAndSuccessor_Calls_Successor()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WithEngineersWhoHadShiftYesterday(10)
.Build();
var successor = A.Fake <ISupportEngineersFilterChain>();
var sut = new ChooseTwoRandomEngineersFilter(successor);
//act
var result = sut.Filter(engineers);
//assert
A.CallTo(() => successor.Filter(A <IEnumerable <ISupportEngineer> > ._))
.MustHaveHappened(Repeated.Exactly.Once);
}
public void Filter_Given_SelectedEngineers_Then_LogShifForThem()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WithEngineersAlreadySelectedForToday(2)
.Build();
var sut = new LogShiftForSelectedEngineersFilter();
//act
var result = sut.Filter(engineers);
//assert
foreach (var supportEngineer in result)
{
A.CallTo(() => supportEngineer.LogTodaysShift())
.MustHaveHappened(Repeated.Exactly.Once);
}
}
public void Filter_Given_TwoEngineersWhoDidntHadShiftInLastWeek_And_FourEngineersWhoHad_Retrun_TwoWhoDidntHad()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WithEngineersWhoDidntHadShiftInLastWeek(2)
.WihtEngineersWhoHadShiftInLastWeeks(4)
.Build();
var sut = new PreferEngineersWhoDidintHadShiftInLastWeekFilter();
//act
var result = sut.Filter(engineers);
//assert
result.Count().ShouldBe(2);
result.Count(se =>
se.Name == nameof(SupportEngineerMocksBuilder.WithEngineersWhoDidntHadShiftInLastWeek))
.ShouldBe(2);
}
Filter_Given_MoreThanTwoEngineersAndSuccessor_When_ShiftWasAlreadySelectedToday_SuccessorIsNotCalled()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WithEngineersWhoDidntHadShiftYesterday(8)
.WithEngineersAlreadySelectedForToday(2)
.Build();
var successor = A.Fake <ISupportEngineersFilterChain>();
var sut = new ShiftSelectedTodayFilter(successor);
//act
var result = sut.Filter(engineers);
//assert
A.CallTo(() => successor.Filter(A <IEnumerable <ISupportEngineer> > ._))
.MustNotHaveHappened();
}
Filter_Given_MoreThanTwoEngineersAndSuccessor_When_ShiftWasAlreadySelectedToday_Return_AlreadySelectedEngineers()
{
//arrange
var engineers = new SupportEngineerMocksBuilder()
.WithEngineersWhoDidntHadShiftYesterday(8)
.WithEngineersAlreadySelectedForToday(2)
.Build();
var successor = A.Fake <ISupportEngineersFilterChain>();
var sut = new ShiftSelectedTodayFilter(successor);
//act
var result = sut.Filter(engineers);
//assert
result.First().Name
.ShouldBe(nameof(SupportEngineerMocksBuilder.WithEngineersAlreadySelectedForToday));
result.Last().Name
.ShouldBe(nameof(SupportEngineerMocksBuilder.WithEngineersAlreadySelectedForToday));
}
