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public CreateCallable ( |
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| returnType | ||
| Résultat | ||
public void CreateMoreComplexCallable()
{
EasyType typebuilder = new EasyType( module, "mytype" );
ArgumentReference arg1 = new ArgumentReference( typeof(int) );
ArgumentReference arg2 = new ArgumentReference( typeof(DateTime) );
ArgumentReference arg3 = new ArgumentReference( typeof(object) );
EasyCallable callable = typebuilder.CreateCallable(
new ReturnReferenceExpression(typeof(string)),
arg1, arg2, arg3 );
FieldReference field1 = typebuilder.CreateField( "field1", callable.TypeBuilder );
SimpleCallback sc = new SimpleCallback();
ArgumentReference arg = new ArgumentReference( typeof(SimpleCallback) );
EasyConstructor constructor = typebuilder.CreateConstructor( arg );
constructor.CodeBuilder.InvokeBaseConstructor();
constructor.CodeBuilder.AddStatement( new AssignStatement(field1,
new NewInstanceExpression( callable,
arg.ToExpression(),
new MethodPointerExpression( arg, typeof(SimpleCallback).GetMethod("RunAs") ) ) ) );
constructor.CodeBuilder.AddStatement( new ReturnStatement() );
arg1 = new ArgumentReference( typeof(int) );
arg2 = new ArgumentReference( typeof(DateTime) );
arg3 = new ArgumentReference( typeof(object) );
ReturnReferenceExpression ret1 = new ReturnReferenceExpression(typeof(string));
EasyMethod getField1 = typebuilder.CreateMethod( "Exec", ret1, arg1, arg2, arg3 );
getField1.CodeBuilder.AddStatement(
new ReturnStatement(
new ConvertExpression( typeof(String),
new MethodInvocationExpression( field1,
callable.Callmethod,
new ReferencesToObjectArrayExpression(arg1, arg2, arg3) ) ) ) );
Type newType = typebuilder.BuildType();
RunPEVerify();
object instance = Activator.CreateInstance( newType, new object[] { sc } );
MethodInfo method = instance.GetType().GetMethod("Exec");
object result = method.Invoke( instance, new object[] { 1, DateTime.Now, "" } );
Assert.AreEqual( "hello2", result );
}