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// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
//
// Authors:
// Federico Di Gregorio <fog@initd.org>
using System;
using System.Reflection;
using System.Linq;
using System.Linq.Expressions;
using NUnit.Framework;
namespace MonoTests.System.Linq.Expressions
{
[TestFixture]
[Category("SRE")]
public class ExpressionTest_Quote
{
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void Arg1Null ()
{
Expression.Quote (null);
}
[Test]
[ExpectedException (typeof (ArgumentException))]
public void QuoteConstant ()
{
Expression.Quote (Expression.Constant (1));
}
[Test]
public void CompiledQuote ()
{
var quote42 = Expression.Lambda<Func<Expression<Func<int>>>> (
Expression.Quote (
Expression.Lambda<Func<int>> (
42.ToConstant ()))).Compile ();
var get42 = quote42 ().Compile ();
Assert.AreEqual (42, get42 ());
}
[Test]
public void ParameterInQuotedExpression () // #550722
{
// Expression<Func<string, Expression<Func<string>>>> e = (string s) => () => s;
var s = Expression.Parameter (typeof (string), "s");
var lambda = Expression.Lambda<Func<string, Expression<Func<string>>>> (
Expression.Quote (
Expression.Lambda<Func<string>> (s, new ParameterExpression [0])),
s);
var fs = lambda.Compile () ("bingo").Compile ();
Assert.AreEqual ("bingo", fs ());
}
}
}
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