1 // Permission is hereby granted, free of charge, to any person obtaining
2 // a copy of this software and associated documentation files (the
3 // "Software"), to deal in the Software without restriction, including
4 // without limitation the rights to use, copy, modify, merge, publish,
5 // distribute, sublicense, and/or sell copies of the Software, and to
6 // permit persons to whom the Software is furnished to do so, subject to
7 // the following conditions:
9 // The above copyright notice and this permission notice shall be
10 // included in all copies or substantial portions of the Software.
12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
20 // Federico Di Gregorio <fog@initd.org>
23 using System.Reflection;
24 using System.Collections.Generic;
26 using System.Linq.Expressions;
27 using NUnit.Framework;
29 namespace MonoTests.System.Linq.Expressions
32 public class ExpressionTest_ArrayLength
35 [ExpectedException (typeof (ArgumentNullException))]
36 public void Arg1Null ()
38 Expression.ArrayLength (null);
42 [ExpectedException (typeof (ArgumentException))]
43 public void Arg1NotArray ()
45 Expression.ArrayLength (Expression.Constant ("This is not an array!"));
49 public void Rank1String ()
51 string[] array = { "a", "b", "c" };
53 UnaryExpression expr = Expression.ArrayLength (Expression.Constant (array));
54 Assert.AreEqual (ExpressionType.ArrayLength, expr.NodeType, "ArrayLength#01");
55 Assert.AreEqual (typeof (int), expr.Type, "ArrayLength#02");
56 Assert.IsNull (expr.Method, "ArrayLength#03");
57 Assert.AreEqual ("ArrayLength(value(System.String[]))", expr.ToString(), "ArrayLength#04");
61 [ExpectedException (typeof (ArgumentException))]
62 public void Rank2String ()
64 string[,] array = {{ }, { }};
66 Expression.ArrayLength (Expression.Constant (array));