public void ReleasesLockOnDispose()
{
var semaphoreCreator = Substitute.For <ICreateSemaphores>();
var name = Guid.NewGuid().ToString();
var semaphore = Substitute.For <ISemaphore>();
semaphoreCreator.Create(name, TimeSpan.FromMinutes(2)).Returns(semaphore);
var sempahoreManager = new FileBasedSempahoreManager(Substitute.For <ILog>(), TimeSpan.FromMilliseconds(200), semaphoreCreator);
using (sempahoreManager.Acquire(name, "wait message")) { }
semaphore.Received().ReleaseLock();
}
public void AttemptsToGetLockWithTimeoutThenWaitsIndefinitely()
{
var semaphoreCreator = Substitute.For <ICreateSemaphores>();
var name = Guid.NewGuid().ToString();
var semaphore = Substitute.For <ISemaphore>();
semaphore.WaitOne(200).Returns(false);
semaphoreCreator.Create(name, TimeSpan.FromMinutes(2)).Returns(semaphore);
var sempahoreManager = new FileBasedSempahoreManager(Substitute.For <ILog>(), TimeSpan.FromMilliseconds(200), semaphoreCreator);
using (sempahoreManager.Acquire(name, "wait message")) { }
semaphore.Received().WaitOne(200);
semaphore.Received().WaitOne();
}
public void WritesMessageToLogIfCannotGetSemaphore()
{
var log = new InMemoryLog();
var semaphoreCreator = Substitute.For <ICreateSemaphores>();
var name = Guid.NewGuid().ToString();
var semaphore = Substitute.For <ISemaphore>();
semaphore.WaitOne(200).Returns(false);
semaphoreCreator.Create(name, TimeSpan.FromSeconds(60)).Returns(semaphore);
var sempahoreManager = new FileBasedSempahoreManager(log, TimeSpan.FromMilliseconds(200), semaphoreCreator);
using (sempahoreManager.Acquire(name, "wait message")) { }
log.Messages.Should().Contain(m => m.Level == InMemoryLog.Level.Verbose && m.FormattedMessage == "wait message");
}