77 lines
1.8 KiB
C#
77 lines
1.8 KiB
C#
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//
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// MonoTests.System.Runtime.Remoting.Proxies.RealProxyTest.cs
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//
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//
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using System;
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using System.Runtime.Remoting.Messaging;
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using System.Runtime.Remoting.Proxies;
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using NUnit.Framework;
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namespace MonoTests.System.Runtime.Remoting.Proxies {
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[TestFixture]
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public class RealProxyTest {
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public class ExampleInterfaceProxy : RealProxy {
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public bool Called;
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public ExampleInterfaceProxy () : base (typeof(IComparable))
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{
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Called = false;
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}
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public override IMessage Invoke (IMessage msg)
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{
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Called = true;
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return new ReturnMessage (typeof(IComparable), null, 0, null, null);
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}
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}
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[Test]
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public void InterfaceProxyGetTypeOkay ()
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{
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// Regression test for #17325
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// Check that GetType () for a proxy of an interface
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// returns the interface.
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var prox = new ExampleInterfaceProxy ();
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var tprox = prox.GetTransparentProxy ();
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Assert.IsNotNull (tprox, "#1");
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var tproxType = tprox.GetType ();
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Assert.IsFalse (prox.Called, "#2"); // this is true on .NET Framework, but false on Mono.
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Assert.IsNotNull (tproxType, "#3");
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Assert.IsTrue (tproxType.IsAssignableFrom (typeof(IComparable)), "#4");
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}
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[Test]
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public void InterfaceProxyGetTypeViaReflectionOkay ()
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{
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// Regression test for #17325
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// Check that GetType () for a proxy of an interface
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// returns the interface.
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//
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// This versions calls GetType using reflection, which
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// avoids the fast path in the JIT.
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var prox = new ExampleInterfaceProxy ();
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var tprox = prox.GetTransparentProxy ();
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Assert.IsNotNull (tprox, "#1");
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var m = typeof(object).GetMethod ("GetType");
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var tproxType = m.Invoke (tprox, null);
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Assert.IsTrue (prox.Called, "#2");
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Assert.IsNotNull (tproxType, "#3");
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Assert.IsTrue (tproxType is Type, "#4");
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Assert.IsTrue ((tproxType as Type).IsAssignableFrom (typeof(IComparable)), "#5");
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}
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}
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}
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