static void Main()
{
var expl = new ExplicitImpl();
expl.Bar(); // via extension method
var impl = new ImplicitImpl();
impl.Bar(); // direct
}
public void ExplicitImplementation()
{
{
var c = new ExplicitImpl();
MethodInfo m0 = c.GetType().GetMethod("Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
Assert.That(m0, Is.Null, "Start is not found...");
Assert.That(typeof(IExplicit).FullName, Is.EqualTo("CK.Reflection.Tests.HelperTest+IExplicit"));
MethodInfo m1 = c.GetType().GetMethod("CK.Reflection.Tests.HelperTest+IExplicit.Start".Replace('+', '.'), BindingFlags.Instance | BindingFlags.NonPublic);
Assert.That(m1, Is.Not.Null);
Assert.That(m1.Invoke(c, null), Is.True);
Assert.That(m1.DeclaringType, Is.EqualTo(c.GetType()), "To obtain an explicit implementation, one can use the FullName of the properties, ignoring nested class marker (+).");
Assert.That(c.GetType().GetConstructors(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public).Length > 0, "Default ctor is accessible.");
}
{
var c = new ImplicitImpl();
MethodInfo m0 = c.GetType().GetMethod("Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
Assert.That(m0, Is.Not.Null, "Start exists.");
MethodInfo m1 = c.GetType().GetMethod("CK.Reflection.Tests.HelperTest+IExplicit.Start".Replace('+', '.'), BindingFlags.Instance | BindingFlags.NonPublic);
Assert.That(m1, Is.Null, "But the explicit does not exist... Implicit hides explicit implementation.");
}
{
ExplicitAndImplicitImpl c2 = new ExplicitAndImplicitImplSpecialized();
MethodInfo m0 = c2.GetType().GetMethod("Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
Assert.That(m0, Is.Not.Null, "Found the exposed one.");
Assert.That(m0.Invoke(c2, null), Is.False);
MethodInfo m1 = c2.GetType().GetMethod("CK.Reflection.Tests.HelperTest+IExplicit.Start".Replace('+', '.'), BindingFlags.Instance | BindingFlags.NonPublic);
Assert.That(m1, Is.Not.Null);
Assert.That(m1.Invoke(c2, null), Is.True);
Assert.That(m1.DeclaringType, Is.EqualTo(typeof(ExplicitAndImplicitImpl)), "Both exist, both are found.");
Assert.That(c2.GetType().GetConstructors(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public)[0].GetParameters().Length == 0, "The .ctor() is accessible.");
Assert.That(typeof(ExplicitAndImplicitImpl).GetConstructors(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public)[0].GetParameters()[0].ParameterType,
Is.EqualTo(typeof(int)), "The protected .ctor(int) is accessible.");
}
}
public void ExplicitImplementation()
{
{
var c = new ExplicitImpl();
MethodInfo m0 = c.GetType().GetMethod("Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
Assert.That(m0, Is.Null, "Start is not found...");
MethodInfo m1 = c.GetType().GetMethod("CK.Reflection.Tests.HelperTest.IExplicit.Start", BindingFlags.Instance | BindingFlags.NonPublic);
Assert.That(m1, Is.Not.Null);
Assert.That(m1.Invoke(c, null), Is.True);
Assert.That(m1.DeclaringType, Is.EqualTo(c.GetType()));
Assert.That(c.GetType().GetConstructors(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public).Length > 0, "Default ctor is accessible.");
}
{
var c = new ImplicitImpl();
MethodInfo m0 = c.GetType().GetMethod("Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
Assert.That(m0, Is.Not.Null, "Start exists.");
MethodInfo m1 = c.GetType().GetMethod("CK.Reflection.Tests.HelperTest.IExplicit.Start", BindingFlags.Instance | BindingFlags.NonPublic);
Assert.That(m1, Is.Null, "But the explicit does not exist...");
}
{
ExplicitImpl2 c2 = new ExplicitImpl3();
MethodInfo m0 = c2.GetType().GetMethod("Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
Assert.That(m0, Is.Not.Null, "Found the exposed one.");
Assert.That(m0.Invoke(c2, null), Is.False);
MethodInfo m1 = c2.GetType().GetMethod("CK.Reflection.Tests.HelperTest.IExplicit.Start", BindingFlags.Instance | BindingFlags.NonPublic);
Assert.That(m1, Is.Not.Null);
Assert.That(m1.Invoke(c2, null), Is.True);
Assert.That(m1.DeclaringType, Is.EqualTo(typeof(ExplicitImpl2)));
Assert.That(c2.GetType().GetConstructors(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public)[0].GetParameters().Length == 0, "The .ctor() is accessible.");
Assert.That(typeof(ExplicitImpl2).GetConstructors(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public)[0].GetParameters()[0].ParameterType,
Is.EqualTo(typeof(int)), "The protected .ctor(int) is accessible.");
}
}
public void ExplicitImplementation()
{
{
var c = new ExplicitImpl();
MethodInfo m0 = c.GetType().GetMethod( "Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public );
Assert.That( m0, Is.Null, "Start is not found..." );
MethodInfo m1 = c.GetType().GetMethod( "CK.Reflection.Tests.HelperTest.IExplicit.Start", BindingFlags.Instance | BindingFlags.NonPublic );
Assert.That( m1, Is.Not.Null );
Assert.That( m1.Invoke( c, null ), Is.True );
Assert.That( m1.DeclaringType, Is.EqualTo( c.GetType() ) );
Assert.That( c.GetType().GetConstructors( BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public ).Length > 0, "Default ctor is accessible." );
}
{
var c = new ImplicitImpl();
MethodInfo m0 = c.GetType().GetMethod( "Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public );
Assert.That( m0, Is.Not.Null, "Start exists." );
MethodInfo m1 = c.GetType().GetMethod( "CK.Reflection.Tests.HelperTest.IExplicit.Start", BindingFlags.Instance | BindingFlags.NonPublic );
Assert.That( m1, Is.Null, "But the explicit does not exist..." );
}
{
ExplicitImpl2 c2 = new ExplicitImpl3();
MethodInfo m0 = c2.GetType().GetMethod( "Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public );
Assert.That( m0, Is.Not.Null, "Found the exposed one." );
Assert.That( m0.Invoke( c2, null ), Is.False );
MethodInfo m1 = c2.GetType().GetMethod( "CK.Reflection.Tests.HelperTest.IExplicit.Start", BindingFlags.Instance | BindingFlags.NonPublic );
Assert.That( m1, Is.Not.Null );
Assert.That( m1.Invoke( c2, null ), Is.True );
Assert.That( m1.DeclaringType, Is.EqualTo( typeof( ExplicitImpl2 ) ) );
Assert.That( c2.GetType().GetConstructors( BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public )[0].GetParameters().Length == 0, "The .ctor() is accessible." );
Assert.That( typeof( ExplicitImpl2 ).GetConstructors( BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public )[0].GetParameters()[0].ParameterType,
Is.EqualTo( typeof( int ) ), "The protected .ctor(int) is accessible." );
}
}
public void ExplicitImplementation()
{
{
var c = new ExplicitImpl();
MethodInfo m0 = c.GetType().GetMethod( "Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public );
Assert.That( m0, Is.Null, "Start is not found..." );
Assert.That( typeof(IExplicit).FullName, Is.EqualTo( "CK.Reflection.Tests.HelperTest+IExplicit" ) );
MethodInfo m1 = c.GetType().GetMethod( "CK.Reflection.Tests.HelperTest+IExplicit.Start".Replace( '+', '.' ), BindingFlags.Instance | BindingFlags.NonPublic );
Assert.That( m1, Is.Not.Null );
Assert.That( m1.Invoke( c, null ), Is.True );
Assert.That( m1.DeclaringType, Is.EqualTo( c.GetType() ), "To obtain an explicit implementation, one can use the FullName of the properties, ignoring nested class marker (+)." );
Assert.That( c.GetType().GetConstructors( BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public ).Length > 0, "Default ctor is accessible." );
}
{
var c = new ImplicitImpl();
MethodInfo m0 = c.GetType().GetMethod( "Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public );
Assert.That( m0, Is.Not.Null, "Start exists." );
MethodInfo m1 = c.GetType().GetMethod( "CK.Reflection.Tests.HelperTest+IExplicit.Start".Replace( '+', '.' ), BindingFlags.Instance | BindingFlags.NonPublic );
Assert.That( m1, Is.Null, "But the explicit does not exist... Implicit hides explicit implementation." );
}
{
ExplicitAndImplicitImpl c2 = new ExplicitAndImplicitImplSpecialized();
MethodInfo m0 = c2.GetType().GetMethod( "Start", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public );
Assert.That( m0, Is.Not.Null, "Found the exposed one." );
Assert.That( m0.Invoke( c2, null ), Is.False );
MethodInfo m1 = c2.GetType().GetMethod( "CK.Reflection.Tests.HelperTest+IExplicit.Start".Replace('+', '.'), BindingFlags.Instance | BindingFlags.NonPublic );
Assert.That( m1, Is.Not.Null );
Assert.That( m1.Invoke( c2, null ), Is.True );
Assert.That( m1.DeclaringType, Is.EqualTo( typeof( ExplicitAndImplicitImpl ) ), "Both exist, both are found." );
Assert.That( c2.GetType().GetConstructors( BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public )[0].GetParameters().Length == 0, "The .ctor() is accessible." );
Assert.That( typeof( ExplicitAndImplicitImpl ).GetConstructors( BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public )[0].GetParameters()[0].ParameterType,
Is.EqualTo( typeof( int ) ), "The protected .ctor(int) is accessible." );
}
}
