public void Test_Diag()
{
UnmanagedMemory.IsDiagOn = true;
IntPtr p;
byte * pb;
bool isExceptionThrown;
// Overwrite after
try
{
isExceptionThrown = false;
p = UnmanagedMemory.AllocHGlobal(10);
pb = (byte *)p.ToPointer();
*(pb + 10) = 0xFF;
UnmanagedMemory.FreeHGlobal(p.ToPointer());
}
catch (ApplicationException)
{
isExceptionThrown = true;
}
Assert.IsTrue(isExceptionThrown);
// Overwrite befor
try
{
isExceptionThrown = false;
p = UnmanagedMemory.AllocHGlobal(10);
pb = (byte *)p.ToPointer();
*(pb - 1) = 0xFF;
UnmanagedMemory.FreeHGlobal(p.ToPointer());
}
catch (ApplicationException)
{
isExceptionThrown = true;
}
Assert.IsTrue(isExceptionThrown);
// Overwrite befor and after
try
{
isExceptionThrown = false;
p = UnmanagedMemory.AllocHGlobal(10);
pb = (byte *)p.ToPointer();
*(pb + 10) = 0xFF;
*(pb - 8) = 0xFF;
UnmanagedMemory.FreeHGlobal(p.ToPointer());
}
catch (ApplicationException)
{
isExceptionThrown = true;
}
Assert.IsTrue(isExceptionThrown);
UnmanagedMemory.IsDiagOn = false;
}
