public void IfSemaphoreDoesNotExistOneWillBeCreatedNonAsync()
{
// arrange
const int key = 1;
var sut = new SemaphoreSlimHelper <int>();
// act
var semaphore = sut.AcquireSemaphoreSlim(key);
// assert
sut.NumberOfSemaphoresIssued.Should().Be(1);
semaphore.Dispose();
}
public async Task IfSemaphoreDoesNotExistOneIsCreated()
{
// arrange
const int key = 1;
var sut = new SemaphoreSlimHelper <int>();
// act
var semaphore = await sut.AcquireSemaphoreSlimAsync(key);
// assert
sut.NumberOfSemaphoresIssued.Should().Be(1);
semaphore.Dispose();
}
public async Task IfSemaphoreIsDisposedAndThereAreNoWaitingMethodsTheEntryIsRemovedFromTheDictionary()
{
// arrange
const int key = 1;
var sut = new SemaphoreSlimHelper <int>();
var semaphore = await sut.AcquireSemaphoreSlimAsync(key);
// act
semaphore.Dispose();
// assert
sut.NumberOfSemaphoresIssued.Should().Be(0);
}
public async Task IfSemaphoreIsAlreadyInUsedNextCallBlocks()
{
// arrange
const int key = 1;
var sut = new SemaphoreSlimHelper <int>();
await sut.AcquireSemaphoreSlimAsync(key);
// act
var secondSemaphore = sut.AcquireSemaphoreSlimAsync(key);
// assert
secondSemaphore.Status.Should().Be(TaskStatus.WaitingForActivation);
sut.NumberOfSemaphoresIssued.Should().Be(1);
}
public async Task IfSemaphoreIsDisposedItIsCorrectlyReleased()
{
// arrange
const int key = 1;
var sut = new SemaphoreSlimHelper <int>();
var semaphore = await sut.AcquireSemaphoreSlimAsync(key);
var secondSemaphore = sut.AcquireSemaphoreSlimAsync(key);
// act
semaphore.Dispose();
Thread.Sleep(250);
// assert
secondSemaphore.Status.Should().Be(TaskStatus.RanToCompletion);
}
