public void TestBaseInvalidateObject()
{
try
{
pool = MakeEmptyPool(3);
}
catch (NotSupportedException)
{
return; // skip this test if unsupported
}
Object keya = MakeKey(0);
Assert.AreEqual(0, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
Object obj0 = pool.BorrowObject(keya);
Object obj1 = pool.BorrowObject(keya);
Assert.AreEqual(2, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
pool.InvalidateObject(keya, obj0);
Assert.AreEqual(1, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
pool.InvalidateObject(keya, obj1);
Assert.AreEqual(0, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
}
public void TestBaseNumActiveNumIdle2()
{
try
{
pool = MakeEmptyPool(6);
}
catch (NotSupportedException)
{
return; // skip this test if unsupported
}
Object keya = MakeKey(0);
Object keyb = MakeKey(1);
Assert.AreEqual(0, pool.ActiveCount);
Assert.AreEqual(0, pool.IdleCount);
Assert.AreEqual(0, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
Assert.AreEqual(0, pool.KeyedActiveCount(keyb));
Assert.AreEqual(0, pool.KeyedIdleCount(keyb));
Object objA0 = pool.BorrowObject(keya);
Object objB0 = pool.BorrowObject(keyb);
Assert.AreEqual(2, pool.ActiveCount);
Assert.AreEqual(0, pool.IdleCount);
Assert.AreEqual(1, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
Assert.AreEqual(1, pool.KeyedActiveCount(keyb));
Assert.AreEqual(0, pool.KeyedIdleCount(keyb));
Object objA1 = pool.BorrowObject(keya);
Object objB1 = pool.BorrowObject(keyb);
Assert.AreEqual(4, pool.ActiveCount);
Assert.AreEqual(0, pool.IdleCount);
Assert.AreEqual(2, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
Assert.AreEqual(2, pool.KeyedActiveCount(keyb));
Assert.AreEqual(0, pool.KeyedIdleCount(keyb));
pool.ReturnObject(keya, objA0);
pool.ReturnObject(keyb, objB0);
Assert.AreEqual(2, pool.ActiveCount);
Assert.AreEqual(2, pool.IdleCount);
Assert.AreEqual(1, pool.KeyedActiveCount(keya));
Assert.AreEqual(1, pool.KeyedIdleCount(keya));
Assert.AreEqual(1, pool.KeyedActiveCount(keyb));
Assert.AreEqual(1, pool.KeyedIdleCount(keyb));
pool.ReturnObject(keya, objA1);
pool.ReturnObject(keyb, objB1);
Assert.AreEqual(0, pool.ActiveCount);
Assert.AreEqual(4, pool.IdleCount);
Assert.AreEqual(0, pool.KeyedActiveCount(keya));
Assert.AreEqual(2, pool.KeyedIdleCount(keya));
Assert.AreEqual(0, pool.KeyedActiveCount(keyb));
Assert.AreEqual(2, pool.KeyedIdleCount(keyb));
}
public void TestBaseClear()
{
try
{
pool = MakeEmptyPool(3);
}
catch (NotSupportedException)
{
return; // skip this test if unsupported
}
Object keya = MakeKey(0);
Assert.AreEqual(0, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
Object obj0 = pool.BorrowObject(keya);
Object obj1 = pool.BorrowObject(keya);
Assert.AreEqual(2, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
pool.ReturnObject(keya, obj1);
pool.ReturnObject(keya, obj0);
Assert.AreEqual(0, pool.KeyedActiveCount(keya));
Assert.AreEqual(2, pool.KeyedIdleCount(keya));
pool.Clear(keya);
Assert.AreEqual(0, pool.KeyedActiveCount(keya));
Assert.AreEqual(0, pool.KeyedIdleCount(keya));
Object obj2 = pool.BorrowObject(keya);
Assert.AreEqual(GetNthObject(keya, 2), obj2);
}
public void TestKPOFCloseUsages()
{
FailingKeyedPoolableObjectFactory factory = new FailingKeyedPoolableObjectFactory();
KeyedObjectPool <Object, Object> pool;
try
{
pool = MakeEmptyPool(factory);
}
catch (NotSupportedException)
{
return; // test not supported
}
List <MethodCall> expectedMethods = new ArrayList <MethodCall>();
// Test correct behavior code paths
PoolUtils.PreFill(pool, KEY, 5);
pool.Close();
// Test exception handling Close should swallow failures
pool = MakeEmptyPool(factory);
Reset(pool, factory, expectedMethods);
factory.DestroyObjectFail = true;
PoolUtils.PreFill(pool, KEY, 5);
pool.Close();
}
public void testKPOFAddObjectUsage()
{
FailingKeyedPoolableObjectFactory factory = new FailingKeyedPoolableObjectFactory();
KeyedObjectPool <Object, Object> pool;
try
{
pool = MakeEmptyPool(factory);
}
catch (NotSupportedException)
{
return; // test not supported
}
List <MethodCall> expectedMethods = new ArrayList <MethodCall>();
// AddObject should make a new object, pasivate it and put it in the pool
pool.AddObject(KEY);
expectedMethods.Add(new MethodCall("makeObject", KEY).SetReturned(ZERO));
expectedMethods.Add(new MethodCall("passivateObject", KEY, ZERO));
Assert.AreEqual(expectedMethods, factory.MethodCalls);
// Test exception handling of AddObject
Reset(pool, factory, expectedMethods);
// makeObject Exceptions should be propagated to client code from AddObject
factory.CreateObjectFail = true;
try
{
pool.AddObject(KEY);
Assert.Fail("Expected AddObject to propagate makeObject exception.");
}
catch (MethodAccessException)
{
// expected
}
expectedMethods.Add(new MethodCall("makeObject", KEY));
Assert.AreEqual(expectedMethods, factory.MethodCalls);
Clear(factory, expectedMethods);
// passivateObject Exceptions should be propagated to client code from AddObject
factory.CreateObjectFail = false;
factory.SuspendObjectFail = true;
try
{
pool.AddObject(KEY);
Assert.Fail("Expected AddObject to propagate passivateObject exception.");
}
catch (MethodAccessException)
{
// expected
}
expectedMethods.Add(new MethodCall("makeObject", KEY).SetReturned(ONE));
expectedMethods.Add(new MethodCall("passivateObject", KEY, ONE));
Assert.AreEqual(expectedMethods, factory.MethodCalls);
}
public void TestClosedPoolBehavior()
{
KeyedObjectPool <Object, Object> pool;
try
{
pool = MakeEmptyPool(new InternalKeyedPoolableObjectFactory());
}
catch (NotSupportedException)
{
return; // test not supported
}
Object o1 = pool.BorrowObject(KEY);
Object o2 = pool.BorrowObject(KEY);
pool.Close();
try
{
pool.AddObject(KEY);
Assert.Fail("A Closed pool must throw an IllegalStateException when AddObject is called.");
}
catch (IllegalStateException)
{
// expected
}
try
{
pool.BorrowObject(KEY);
Assert.Fail("A Closed pool must throw an IllegalStateException when BorrowObject is called.");
}
catch (IllegalStateException)
{
// expected
}
// The following should not throw exceptions just because the pool is Closed.
Assert.AreEqual(0, pool.KeyedIdleCount(KEY), "A Closed pool shouldn't have any idle objects.");
Assert.AreEqual(0, pool.IdleCount, "A Closed pool shouldn't have any idle objects.");
int count = pool.ActiveCount;
count = pool.KeyedActiveCount(KEY);
count++;
pool.ReturnObject(KEY, o1);
Assert.AreEqual(0, pool.KeyedIdleCount(KEY), "ReturnObject should not add items back into the idle object pool for a Closed pool.");
Assert.AreEqual(0, pool.IdleCount, "ReturnObject should not add items back into the idle object pool for a Closed pool.");
pool.InvalidateObject(KEY, o2);
pool.Clear(KEY);
pool.Clear();
pool.Close();
}
public void TestBaseBorrowReturn()
{
try
{
pool = MakeEmptyPool(3);
}
catch (NotSupportedException)
{
return; // skip this test if unsupported
}
Object keya = MakeKey(0);
Object obj0 = pool.BorrowObject(keya);
Assert.AreEqual(GetNthObject(keya, 0), obj0);
Object obj1 = pool.BorrowObject(keya);
Assert.AreEqual(GetNthObject(keya, 1), obj1);
Object obj2 = pool.BorrowObject(keya);
Assert.AreEqual(GetNthObject(keya, 2), obj2);
pool.ReturnObject(keya, obj2);
obj2 = pool.BorrowObject(keya);
Assert.AreEqual(GetNthObject(keya, 2), obj2);
pool.ReturnObject(keya, obj1);
obj1 = pool.BorrowObject(keya);
Assert.AreEqual(GetNthObject(keya, 1), obj1);
pool.ReturnObject(keya, obj0);
pool.ReturnObject(keya, obj2);
obj2 = pool.BorrowObject(keya);
if (IsLifo())
{
Assert.AreEqual(GetNthObject(keya, 2), obj2);
}
if (IsFifo())
{
Assert.AreEqual(GetNthObject(keya, 0), obj2);
}
obj0 = pool.BorrowObject(keya);
if (IsLifo())
{
Assert.AreEqual(GetNthObject(keya, 0), obj0);
}
if (IsFifo())
{
Assert.AreEqual(GetNthObject(keya, 2), obj0);
}
}
public void TestCreatePool()
{
KeyedObjectPoolFactory <Object, Object> factory;
try
{
factory = MakeFactory();
}
catch (NotSupportedException)
{
return;
}
KeyedObjectPool <Object, Object> pool = factory.CreatePool();
pool.Close();
}
public static void PreFill <K, V>(KeyedObjectPool <K, V> keyedPool, K key, int count) where V : class
{
if (keyedPool == null)
{
throw new ArgumentException("keyedPool must not be null.");
}
if (key == null)
{
throw new ArgumentException("key must not be null.");
}
for (int i = 0; i < count; i++)
{
keyedPool.AddObject(key);
}
}
public void TestKPOFInvalidateObjectUsages()
{
FailingKeyedPoolableObjectFactory factory = new FailingKeyedPoolableObjectFactory();
KeyedObjectPool <Object, Object> pool;
try
{
pool = MakeEmptyPool(factory);
}
catch (NotSupportedException)
{
return; // test not supported
}
List <MethodCall> expectedMethods = new ArrayList <MethodCall>();
Object obj;
// Test correct behavior code paths
obj = pool.BorrowObject(KEY);
Clear(factory, expectedMethods);
// invalidated object should be destroyed
pool.InvalidateObject(KEY, obj);
expectedMethods.Add(new MethodCall("destroyObject", KEY, obj));
Assert.AreEqual(expectedMethods, factory.MethodCalls);
// Test exception handling of InvalidateObject
Reset(pool, factory, expectedMethods);
obj = pool.BorrowObject(KEY);
Clear(factory, expectedMethods);
factory.DestroyObjectFail = true;
try
{
pool.InvalidateObject(KEY, obj);
Assert.Fail("Expecting destroy exception to propagate");
}
catch (MethodAccessException)
{
// Expected
}
Thread.Sleep(250);
TestObjectPool.RemoveDestroyObjectCall(factory.MethodCalls);
Assert.AreEqual(expectedMethods, factory.MethodCalls);
}
public void TestBaseBorrow()
{
try
{
pool = MakeEmptyPool(3);
}
catch (NotSupportedException)
{
return; // skip this test if unsupported
}
Object keya = MakeKey(0);
Object keyb = MakeKey(1);
Assert.AreEqual(GetNthObject(keya, 0), pool.BorrowObject(keya), "1");
Assert.AreEqual(GetNthObject(keyb, 0), pool.BorrowObject(keyb), "2");
Assert.AreEqual(GetNthObject(keyb, 1), pool.BorrowObject(keyb), "3");
Assert.AreEqual(GetNthObject(keya, 1), pool.BorrowObject(keya), "4");
Assert.AreEqual(GetNthObject(keyb, 2), pool.BorrowObject(keyb), "5");
Assert.AreEqual(GetNthObject(keya, 2), pool.BorrowObject(keya), "6");
}
public void TestBaseAddObject()
{
try
{
pool = MakeEmptyPool(3);
}
catch (NotSupportedException)
{
return; // skip this test if unsupported
}
Object key = MakeKey(0);
try
{
Assert.AreEqual(0, pool.IdleCount);
Assert.AreEqual(0, pool.ActiveCount);
Assert.AreEqual(0, pool.KeyedIdleCount(key));
Assert.AreEqual(0, pool.KeyedActiveCount(key));
pool.AddObject(key);
Assert.AreEqual(1, pool.IdleCount);
Assert.AreEqual(0, pool.ActiveCount);
Assert.AreEqual(1, pool.KeyedIdleCount(key));
Assert.AreEqual(0, pool.KeyedActiveCount(key));
Object obj = pool.BorrowObject(key);
Assert.AreEqual(GetNthObject(key, 0), obj);
Assert.AreEqual(0, pool.IdleCount);
Assert.AreEqual(1, pool.ActiveCount);
Assert.AreEqual(0, pool.KeyedIdleCount(key));
Assert.AreEqual(1, pool.KeyedActiveCount(key));
pool.ReturnObject(key, obj);
Assert.AreEqual(1, pool.IdleCount);
Assert.AreEqual(0, pool.ActiveCount);
Assert.AreEqual(1, pool.KeyedIdleCount(key));
Assert.AreEqual(0, pool.KeyedActiveCount(key));
}
catch (NotSupportedException)
{
return; // skip this test if one of those calls is unsupported
}
}
private void Reset(KeyedObjectPool <Object, Object> pool, FailingKeyedPoolableObjectFactory factory, List <MethodCall> expectedMethods)
{
pool.Clear();
Clear(factory, expectedMethods);
factory.Reset();
}
public void TearDown()
{
pool = null;
}
public void TestKPOFReturnObjectUsages()
{
FailingKeyedPoolableObjectFactory factory = new FailingKeyedPoolableObjectFactory();
KeyedObjectPool <Object, Object> pool;
try
{
pool = MakeEmptyPool(factory);
}
catch (NotSupportedException)
{
return; // test not supported
}
List <MethodCall> expectedMethods = new ArrayList <MethodCall>();
Object obj;
// Test correct behavior code paths
obj = pool.BorrowObject(KEY);
Clear(factory, expectedMethods);
// returned object should be passivated
pool.ReturnObject(KEY, obj);
expectedMethods.Add(new MethodCall("passivateObject", KEY, obj));
Assert.AreEqual(expectedMethods, factory.MethodCalls);
// Test exception handling of ReturnObject
Reset(pool, factory, expectedMethods);
// passivateObject should swallow exceptions and not add the object to the pool
pool.AddObject(KEY);
pool.AddObject(KEY);
pool.AddObject(KEY);
Assert.AreEqual(3, pool.KeyedIdleCount(KEY));
obj = pool.BorrowObject(KEY);
obj = pool.BorrowObject(KEY);
Assert.AreEqual(1, pool.KeyedIdleCount(KEY));
Assert.AreEqual(2, pool.KeyedActiveCount(KEY));
Clear(factory, expectedMethods);
factory.SuspendObjectFail = true;
pool.ReturnObject(KEY, obj);
expectedMethods.Add(new MethodCall("passivateObject", KEY, obj));
TestObjectPool.RemoveDestroyObjectCall(factory.MethodCalls); // The exact timing of destroyObject is flexible here.
Assert.AreEqual(expectedMethods, factory.MethodCalls);
Assert.AreEqual(1, pool.KeyedIdleCount(KEY)); // Not added
Assert.AreEqual(1, pool.KeyedActiveCount(KEY)); // But not active
Reset(pool, factory, expectedMethods);
obj = pool.BorrowObject(KEY);
Clear(factory, expectedMethods);
factory.SuspendObjectFail = true;
factory.DestroyObjectFail = true;
try
{
pool.ReturnObject(KEY, obj);
if (!(pool is GenericKeyedObjectPool <Object, Object>))
{
Assert.Fail("Expecting DestroyObject exception to be propagated");
}
}
catch (MethodAccessException)
{
// Expected
}
}
public void TestKPOFBorrowObjectUsages()
{
FailingKeyedPoolableObjectFactory factory = new FailingKeyedPoolableObjectFactory();
KeyedObjectPool <Object, Object> pool;
try
{
pool = MakeEmptyPool(factory);
}
catch (NotSupportedException)
{
return; // test not supported
}
List <MethodCall> expectedMethods = new ArrayList <MethodCall>();
Object obj;
if (pool is GenericKeyedObjectPool <Object, Object> )
{
((GenericKeyedObjectPool <Object, Object>)pool).TestOnBorrow = true;
}
// Test correct behavior code paths
// existing idle object should be activated and validated
pool.AddObject(KEY);
Clear(factory, expectedMethods);
obj = pool.BorrowObject(KEY);
expectedMethods.Add(new MethodCall("activateObject", KEY, ZERO));
expectedMethods.Add(new MethodCall("validateObject", KEY, ZERO).SetReturned(true));
Assert.AreEqual(expectedMethods, factory.MethodCalls);
pool.ReturnObject(KEY, obj);
// Test exception handling of BorrowObject
Reset(pool, factory, expectedMethods);
// makeObject Exceptions should be propagated to client code from BorrowObject
factory.CreateObjectFail = true;
try
{
obj = pool.BorrowObject(KEY);
Assert.Fail("Expected BorrowObject to propagate makeObject exception.");
}
catch (MethodAccessException)
{
// expected
}
expectedMethods.Add(new MethodCall("makeObject", KEY));
Assert.AreEqual(expectedMethods, factory.MethodCalls);
// when activateObject fails in BorrowObject, a new object should be borrowed/created
Reset(pool, factory, expectedMethods);
pool.AddObject(KEY);
Clear(factory, expectedMethods);
factory.ActivateObjectFail = true;
expectedMethods.Add(new MethodCall("activateObject", KEY, obj));
try
{
obj = pool.BorrowObject(KEY);
Assert.Fail("Expecting NoSuchElementException");
}
catch (NoSuchElementException)
{
//Activate should fail
}
// After idle object fails validation, new on is created and activation
// fails again for the new one.
expectedMethods.Add(new MethodCall("makeObject", KEY).SetReturned(ONE));
expectedMethods.Add(new MethodCall("activateObject", KEY, ONE));
TestObjectPool.RemoveDestroyObjectCall(factory.MethodCalls); // The exact timing of destroyObject is flexible here.
Assert.AreEqual(expectedMethods, factory.MethodCalls);
// when validateObject fails in BorrowObject, a new object should be borrowed/created
Reset(pool, factory, expectedMethods);
pool.AddObject(KEY);
Clear(factory, expectedMethods);
factory.ValidateObjectFail = true;
// testOnBorrow is on, so this will throw when the newly created instance
// fails validation
try
{
obj = pool.BorrowObject(KEY);
Assert.Fail("Expecting NoSuchElementException");
}
catch (NoSuchElementException)
{
// expected
}
// Activate, then validate for idle instance
expectedMethods.Add(new MethodCall("activateObject", KEY, ZERO));
expectedMethods.Add(new MethodCall("validateObject", KEY, ZERO));
// Make new instance, activate succeeds, validate fails
expectedMethods.Add(new MethodCall("makeObject", KEY).SetReturned(ONE));
expectedMethods.Add(new MethodCall("activateObject", KEY, ONE));
expectedMethods.Add(new MethodCall("validateObject", KEY, ONE));
TestObjectPool.RemoveDestroyObjectCall(factory.MethodCalls);
Assert.AreEqual(expectedMethods, factory.MethodCalls);
}