public void InterfaceProxyGetTypeOkay()
{
// Regression test for #17325
// Check that GetType () for a proxy of an interface
// returns the interface.
var prox = new ExampleInterfaceProxy();
var tprox = prox.GetTransparentProxy();
Assert.IsNotNull(tprox, "#1");
var tproxType = tprox.GetType();
Assert.IsFalse(prox.Called, "#2"); // this is true on .NET Framework, but false on Mono.
Assert.IsNotNull(tproxType, "#3");
Assert.IsTrue(tproxType.IsAssignableFrom(typeof(IComparable)), "#4");
}
public void InterfaceProxyGetTypeViaReflectionOkay()
{
// Regression test for #17325
// Check that GetType () for a proxy of an interface
// returns the interface.
//
// This versions calls GetType using reflection, which
// avoids the fast path in the JIT.
var prox = new ExampleInterfaceProxy();
var tprox = prox.GetTransparentProxy();
Assert.IsNotNull(tprox, "#1");
var m = typeof(object).GetMethod("GetType");
var tproxType = m.Invoke(tprox, null);
Assert.IsTrue(prox.Called, "#2");
Assert.IsNotNull(tproxType, "#3");
Assert.IsTrue(tproxType is Type, "#4");
Assert.IsTrue((tproxType as Type).IsAssignableFrom(typeof(IComparable)), "#5");
}