public void DelegateInvocationInliner_NoDelegate()
{
var f = (Expression <Func <int, int> >)(x => x * 2);
var i = Expression.Invoke(f, Expression.Constant(1));
var a = DelegateInvocationInliner.Apply(i, inlineNonPublicMethods: true);
Assert.AreSame(i, a);
}
public void DelegateInvocationInliner_Multicast()
{
var f = new Func <int, int>(x => x * x);
var g = new Func <int, int>(x => x + x);
var d = Expression.Constant(f + g);
var i = Expression.Invoke(d, Expression.Constant(1));
var a = DelegateInvocationInliner.Apply(i, inlineNonPublicMethods: true);
Assert.AreSame(i, a);
}
public void DelegateInvocationInliner_Instance()
{
var c = new Bar();
var f = new Func <int, int>(c.Twice);
var d = Expression.Constant(f);
var i = Expression.Invoke(d, Expression.Constant(1));
var a = DelegateInvocationInliner.Apply(i, inlineNonPublicMethods: true);
Assert.AreNotSame(i, a);
var m = a as MethodCallExpression;
Assert.IsNotNull(m);
Assert.AreEqual(f.Method, m.Method);
Assert.AreEqual(f(1), a.Evaluate <int>());
}
public void DelegateInvocationInliner_ArgumentChecking()
{
AssertEx.ThrowsException <ArgumentNullException>(() => DelegateInvocationInliner.Apply(expression: null, inlineNonPublicMethods: true), ex => Assert.AreEqual("expression", ex.ParamName));
}