public void AddNewReference()
{
ConcurrentDictionary <string, int> refCountByName = new ConcurrentDictionary <string, int>();
ReferenceCounting.AddReference(refCountByName, "memes");
Assert.AreEqual(1, refCountByName["memes"]);
}
public void EmptyDictionary()
{
ConcurrentDictionary <string, int> refCountByName = new ConcurrentDictionary <string, int>();
HashSet <string> namesWithNoReferences = ReferenceCounting.GetObjectsWithNoReferences(refCountByName);
Assert.AreEqual(0, namesWithNoReferences.Count);
}
public void DecrementExistingReference()
{
ConcurrentDictionary <string, int> refCountByName = new ConcurrentDictionary <string, int>();
ReferenceCounting.IncrementReference(refCountByName, "memes");
ReferenceCounting.DecrementReference(refCountByName, "memes");
Assert.AreEqual(0, refCountByName["memes"]);
}
public void TryDecrementInvalidReference()
{
// Doesn't throw exception.
ConcurrentDictionary <string, int> refCountByName = new ConcurrentDictionary <string, int>();
ReferenceCounting.DecrementReference(refCountByName, "memes");
Assert.IsFalse(refCountByName.ContainsKey("memes"));
}
public void DecrementZeroReference()
{
var refCountByName = new ConcurrentDictionary <string, int>();
ReferenceCounting.AddReference(refCountByName, "memes");
ReferenceCounting.RemoveReference(refCountByName, "memes");
ReferenceCounting.RemoveReference(refCountByName, "memes");
Assert.AreEqual(0, refCountByName["memes"]);
}
public void OneObjectWithNoReferences()
{
ConcurrentDictionary <string, int> refCountByName = new ConcurrentDictionary <string, int>();
refCountByName.TryAdd("a", 1);
refCountByName.TryAdd("b", 0);
refCountByName.TryAdd("c", 1);
HashSet <string> namesWithNoReferences = ReferenceCounting.GetObjectsWithNoReferences(refCountByName);
Assert.AreEqual(1, namesWithNoReferences.Count);
Assert.IsTrue(namesWithNoReferences.Contains("b"));
}
public void DuplicateObjecstWithNoReferences()
{
ConcurrentDictionary <string, int> refCountByName = new ConcurrentDictionary <string, int>();
refCountByName.TryAdd("a", 0);
refCountByName.TryAdd("a", 0);
refCountByName.TryAdd("a", 0);
// Names are unique, so there is no need to delete an OpenGL object more than once.
HashSet <string> namesWithNoReferences = ReferenceCounting.GetObjectsWithNoReferences(refCountByName);
Assert.AreEqual(1, namesWithNoReferences.Count);
Assert.IsTrue(namesWithNoReferences.Contains("a"));
}
/// <summary>
/// Increments the reference count and initializes <see cref="Id"/>.
/// </summary>
public GLObject(int id)
{
// We need a constructor to set the readonly field and preserve polymorphic behavior.
Id = id;
ReferenceCounting.IncrementReference(GLObjectManager.referenceCountByGLObject, new Tuple <GLObjectType, int>(ObjectType, Id));
}
