public void CheckDisposeWorks()
{
MemoryStream ms = new MemoryStream(new byte[1]);
int iAllocCount = OptimizedBinaryData.AllocCount;
using (OptimizedBinaryData obd = new OptimizedBinaryData(ms))
{
Assert.AreEqual(iAllocCount, OptimizedBinaryData.AllocCount);
}
Assert.AreEqual(iAllocCount, OptimizedBinaryData.AllocCount);
}
public FileForTests(string filename)
{
if (!System.IO.File.Exists(filename))
throw new FileNotFoundException("file not found", filename);
BinaryData fileContent = new OptimizedBinaryData(filename);
m_files = new List<IContainer>();
m_contents = fileContent;
this.m_filename = filename;
}
public void CheckNoConflictOnDisposeAndFinalize()
{
MemoryStream ms = new MemoryStream(new byte[1]);
int iAllocCount = OptimizedBinaryData.AllocCount;
using (OptimizedBinaryData obd = new OptimizedBinaryData(ms))
{
Assert.AreEqual(iAllocCount, OptimizedBinaryData.AllocCount);
}
System.GC.Collect();
System.GC.Collect();
System.GC.WaitForPendingFinalizers();
Assert.AreEqual(iAllocCount, OptimizedBinaryData.AllocCount);
}
public void CheckFinalizerWorks()
{
MemoryStream ms = new MemoryStream(new byte[1]);
int iAllocCount = OptimizedBinaryData.AllocCount;
OptimizedBinaryData obd = new OptimizedBinaryData(ms);
Assert.AreEqual(iAllocCount, OptimizedBinaryData.AllocCount);
// should not be needed - we need weak references
// BinaryDataMemoryMonitor.Instance.MarkNotInMemory(obd); // make the memory manager forget this object
obd = null;
System.GC.Collect();
System.GC.Collect();
System.GC.WaitForPendingFinalizers();
Assert.AreEqual(iAllocCount, OptimizedBinaryData.AllocCount);
}
public void TestRegistersInCounters()
{
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInMemory);
byte[] data = new byte[] {1, 2, 3, 4, 5,6 , 7, 8};
MemoryStream str = new MemoryStream(data);
using (OptimizedBinaryData obd = new OptimizedBinaryData(str))
{
Assert.AreEqual(8, BinaryDataMemoryMonitor.Instance.BytesInMemory);
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInUse);
using (new BinaryDataLock(obd))
{
Assert.AreEqual(8, BinaryDataMemoryMonitor.Instance.BytesInMemory);
Assert.AreEqual(8, BinaryDataMemoryMonitor.Instance.BytesInUse);
}
Assert.AreEqual(8, BinaryDataMemoryMonitor.Instance.BytesInMemory);
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInUse);
}
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInMemory);
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInUse);
}
public void TestPushesDataOutToDisk()
{
uint TestThreshold = 60 * 1024;
BinaryDataMemoryMonitor.Instance.MemoryThreshold = TestThreshold;
OptimizedBinaryData obd1 = new OptimizedBinaryData(TESTFILE_DIR + "TestTableTCs.doc");
Assert.Less(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInUse);
OptimizedBinaryData obd2 = new OptimizedBinaryData(TESTFILE_DIR + "2TableTCsInOneTable.doc");
Assert.Less(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInUse);
OptimizedBinaryData obd3 = new OptimizedBinaryData(TESTFILE_DIR + "TestCleanComments.doc");
Assert.Less(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInUse);
using (new BinaryDataLock(obd1))
{
Assert.Less(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
using (new BinaryDataLock(obd2))
{
Assert.Less(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
using (new BinaryDataLock(obd3))
{
Assert.Greater(BinaryDataMemoryMonitor.Instance.BytesInUse, TestThreshold);
Assert.Greater(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
}
}
}
obd1.Dispose();
obd2.Dispose();
obd3.Dispose();
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInMemory);
Assert.AreEqual(0, BinaryDataMemoryMonitor.Instance.BytesInUse);
}
public void CheckNoSupportForCopyTo()
{
MemoryStream ms = new MemoryStream(new byte[1]);
using (OptimizedBinaryData obd = new OptimizedBinaryData(ms))
{
obd.CopyTo(new IntPtr());
}
}
public void CheckGCCleansUpLockBytes()
{
int iCount = OptimizedBinaryData.LockBytesObjectCount;
int iAllocCount = OptimizedBinaryData.AllocCount;
MemoryStream ms = new MemoryStream(new byte[1]);
OptimizedBinaryData obd = new OptimizedBinaryData(ms);
Assert.AreEqual(iCount, OptimizedBinaryData.LockBytesObjectCount);
using (new BinaryDataLock(obd))
{
Object oLockBytes = obd.AsLockBytes();
Assert.AreEqual(iCount + 1, OptimizedBinaryData.LockBytesObjectCount);
oLockBytes = null;
}
obd = null;
System.GC.Collect();
System.GC.WaitForPendingFinalizers();
Assert.AreEqual(iCount, OptimizedBinaryData.LockBytesObjectCount);
System.GC.Collect();
System.GC.WaitForPendingFinalizers();
Assert.AreEqual(iAllocCount, OptimizedBinaryData.AllocCount);
}
public void CheckLifetimeOfLockBytesImplWithQI()
{
int iCount = OptimizedBinaryData.LockBytesObjectCount;
MemoryStream ms = new MemoryStream(new byte[1]);
using (OptimizedBinaryData obd = new OptimizedBinaryData(ms))
{
Assert.AreEqual(iCount, OptimizedBinaryData.LockBytesObjectCount);
using (new BinaryDataLock(obd))
{
Object oLockBytes = obd.AsLockBytes();
ILockBytes lockBytes = oLockBytes as ILockBytes;
Assert.AreEqual(iCount + 1, OptimizedBinaryData.LockBytesObjectCount);
Marshal.ReleaseComObject(lockBytes);
Assert.AreEqual(iCount, OptimizedBinaryData.LockBytesObjectCount);
}
}
}
public void TestNoLoadNewItemIntoMemoryIfOverThreshold()
{
uint TestThreshold = 20 * 1024;
BinaryDataMemoryMonitor.Instance.MemoryThreshold = TestThreshold;
OptimizedBinaryData obd1 = new OptimizedBinaryData(TESTFILE_DIR + "TestTableTCs.doc");
Assert.Less(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
Assert.Less(BinaryDataMemoryMonitor.Instance.BytesMemoryHighWater, TestThreshold);
using (new BinaryDataLock(obd1))
{
Assert.Greater(BinaryDataMemoryMonitor.Instance.BytesInMemory, TestThreshold);
Assert.Greater(BinaryDataMemoryMonitor.Instance.BytesMemoryHighWater, TestThreshold);
Stream str = obd1.AsStream();
byte[] dataInMemory = StreamUtils.SafeButUnpleasantReadAllStreamIntoByteArray(str);
str.Close();
byte[] originalData = File.ReadAllBytes(TESTFILE_DIR + "TestTableTCs.doc");
Assert.AreEqual(originalData, dataInMemory);
}
obd1.Dispose();
}