public static void RuntimeMethodHandleTest()
{
MethodInfo mi = typeof(Base).GetMethod(nameof(Base.MyMethod));
RuntimeMethodHandle h = mi.MethodHandle;
Assert.Equal(mi, MethodBase.GetMethodFromHandle(h));
Assert.True(h.Value != IntPtr.Zero);
Assert.Equal(h.GetHashCode(), h.GetHashCode());
Assert.Equal(default(RuntimeMethodHandle).GetHashCode(), default(RuntimeMethodHandle).GetHashCode());
Assert.True(h.Equals(h));
Assert.False(h.Equals(default(RuntimeMethodHandle)));
Assert.False(default(RuntimeMethodHandle).Equals(h));
Assert.True(default(RuntimeMethodHandle).Equals(default(RuntimeMethodHandle)));
Assert.True(h.Equals((object)h));
Assert.True(((IEquatable <RuntimeMethodHandle>)h).Equals(h));
Assert.False(h.Equals(new object()));
Assert.False(h.Equals(null));
Assert.False(h == default(RuntimeMethodHandle));
Assert.True(h != default(RuntimeMethodHandle));
}
public static void RuntimeMethodHandleTest()
{
MethodInfo mi = typeof(Base).GetMethod(nameof(Base.MyMethod));
RuntimeMethodHandle h = mi.MethodHandle;
Assert.Equal(mi, MethodBase.GetMethodFromHandle(h));
Assert.True(h.Value != IntPtr.Zero);
Assert.Equal(h.GetHashCode(), h.GetHashCode());
Assert.Equal(default(RuntimeMethodHandle).GetHashCode(), default(RuntimeMethodHandle).GetHashCode());
Assert.True(h.Equals(h));
Assert.False(h.Equals(default(RuntimeMethodHandle)));
Assert.False(default(RuntimeMethodHandle).Equals(h));
Assert.True(default(RuntimeMethodHandle).Equals(default(RuntimeMethodHandle)));
Assert.True(h.Equals((object)h));
Assert.True(((IEquatable <RuntimeMethodHandle>)h).Equals(h));
Assert.False(h.Equals(new object()));
Assert.False(h.Equals(null));
Assert.False(h == default(RuntimeMethodHandle));
Assert.True(h != default(RuntimeMethodHandle));
IntPtr hPtr = RuntimeMethodHandle.ToIntPtr(h);
RuntimeMethodHandle hNew = RuntimeMethodHandle.FromIntPtr(hPtr);
Assert.True(h.Equals(hNew));
Assert.True(hNew.Equals(h));
// Confirm the created handle is valid
Assert.Equal(mi, MethodBase.GetMethodFromHandle(hNew));
}
public static void DefaultRuntimeMethodHandleHashCodeTest()
{
RuntimeMethodHandle rmh1 = new RuntimeMethodHandle();
RuntimeMethodHandle rmh2 = new RuntimeMethodHandle();
Assert.Equal(rmh1.GetHashCode(), rmh2.GetHashCode());
}
public bool PosTest2()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("Verify cloned instance has the same hashcode of it original...");
try
{
RuntimeMethodHandle myHandle1 = new RuntimeMethodHandle();
RuntimeMethodHandle myHandle2 = myHandle1;
if (myHandle1.GetHashCode() != myHandle2.GetHashCode())
{
TestLibrary.TestFramework.LogError("003", "The two instances should have the same hashcode!");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004", "Unexpected exception occurs: " + e);
return(retVal);
}
return(retVal);
}
public bool PosTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("Verify different instances of RuntimeMethodGetHashCode...");
try
{
RuntimeMethodHandle myHandle1 = new RuntimeMethodHandle();
RuntimeMethodHandle myHandle2 = new RuntimeMethodHandle();
if (myHandle1.GetHashCode() != myHandle2.GetHashCode())
{
TestLibrary.TestFramework.LogError("001", "The two instance should have the same HashCode!");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002", "Unexpected exception occurs: " + e);
retVal = false;
}
return(retVal);
}
public bool PosTest2()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("Verify cloned instance has the same hashcode of it original...");
try
{
RuntimeMethodHandle myHandle1 = new RuntimeMethodHandle();
RuntimeMethodHandle myHandle2 = myHandle1;
if (myHandle1.GetHashCode() != myHandle2.GetHashCode())
{
TestLibrary.TestFramework.LogError("003","The two instances should have the same hashcode!");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("004","Unexpected exception occurs: " + e);
return retVal;
}
return retVal;
}
public bool PosTest1()
{
bool retVal = true;
TestLibrary.TestFramework.BeginScenario("Verify different instances of RuntimeMethodGetHashCode...");
try
{
RuntimeMethodHandle myHandle1 = new RuntimeMethodHandle();
RuntimeMethodHandle myHandle2 = new RuntimeMethodHandle();
if (myHandle1.GetHashCode() != myHandle2.GetHashCode())
{
TestLibrary.TestFramework.LogError("001","The two instance should have the same HashCode!");
retVal = false;
}
}
catch (Exception e)
{
TestLibrary.TestFramework.LogError("002","Unexpected exception occurs: " + e);
retVal = false;
}
return retVal;
}
public override int GetHashCode() => _handle.GetHashCode();