public void Can_perform_lock()
{
var key = new CacheKey("Nop.Task");
var expiration = TimeSpan.FromMinutes(2);
var actionCount = 0;
var action = new Action(() =>
{
_cacheManager.IsSet(key).Should().BeTrue();
_cacheManager.PerformActionWithLock(key.Key, expiration,
() => Assert.Fail("Action in progress"))
.Should().BeFalse();
if (++actionCount % 2 == 0)
{
throw new ApplicationException("Alternating actions fail");
}
});
_cacheManager.PerformActionWithLock(key.Key, expiration, action)
.Should().BeTrue();
actionCount.Should().Be(1);
_cacheManager.Invoking(a => a.PerformActionWithLock(key.Key, expiration, action)).Should().Throw <ApplicationException>();
actionCount.Should().Be(2);
_cacheManager.PerformActionWithLock(key.Key, expiration, action)
.Should().BeTrue();
actionCount.Should().Be(3);
}
public void Can_lock_cache()
{
var cacheManager = new MemoryCacheManager(new MemoryCache(new MemoryCacheOptions()));
var key = ".Task";
var expiration = TimeSpan.FromMinutes(2);
var actionCount = 0;
var action = new Action(() =>
{
cacheManager.IsSet(key).ShouldBeTrue();
cacheManager.PerformActionWithLock(key, expiration,
() => Assert.Fail("Action in progress")).ShouldBeFalse();
if (++actionCount % 2 == 0)
{
throw new ApplicationException("Alternating actions fail");
}
});
cacheManager.PerformActionWithLock(key, expiration, action).ShouldBeTrue();
actionCount.ShouldEqual(1);
Assert.Throws <ApplicationException>(() => cacheManager.PerformActionWithLock(key, expiration, action));
actionCount.ShouldEqual(2);
cacheManager.PerformActionWithLock(key, expiration, action).ShouldBeTrue();
actionCount.ShouldEqual(3);
}
public void CanPerformLock()
{
var key = new CacheKey("Nop.Task");
var expiration = TimeSpan.FromMinutes(2);
var actionCount = 0;
var action = new Action(() =>
{
var isSet = _staticCacheManager.GetAsync <object>(key, () => null);
isSet.Should().NotBeNull();
_staticCacheManager.PerformActionWithLock(key.Key, expiration,
() => Assert.Fail("Action in progress"))
.Should().BeFalse();
if (++actionCount % 2 == 0)
{
throw new ApplicationException("Alternating actions fail");
}
});
_staticCacheManager.PerformActionWithLock(key.Key, expiration, action)
.Should().BeTrue();
actionCount.Should().Be(1);
Assert.Throws <ApplicationException>(() =>
_staticCacheManager.PerformActionWithLock(key.Key, expiration, action));
actionCount.Should().Be(2);
_staticCacheManager.PerformActionWithLock(key.Key, expiration, action)
.Should().BeTrue();
actionCount.Should().Be(3);
}
