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// Licensed to the .NET Foundation under one or more agreements.
// See the LICENSE file in the project root for more information.
//
// InstanceDescriptorTest.cs - Unit tests for
// System.ComponentModel.Design.Serialization.InstanceDescriptor
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//
// 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
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using Xunit;
using System.ComponentModel.Design.Serialization;
using System.Reflection;
using System.Threading;
namespace System.ComponentModel.Tests
{
public class InstanceDescriptorTest
{
private const string url = "http://www.mono-project.com/";
private ConstructorInfo ci;
public InstanceDescriptorTest()
{
ci = typeof(Uri).GetConstructor(new Type[1] { typeof(string) });
}
[Fact]
public void Constructor0_Arguments_Mismatch()
{
ArgumentException ex = Assert.Throws<ArgumentException>(() => new InstanceDescriptor(ci, null));
// Length mismatch
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.Null(ex.ParamName);
}
[Fact]
public void Constructor_MemberInfo_ICollection()
{
InstanceDescriptor id = new InstanceDescriptor(ci, new object[] { url });
Assert.Equal(1, id.Arguments.Count);
Assert.True(id.IsComplete);
Assert.Same(ci, id.MemberInfo);
Uri uri = (Uri)id.Invoke();
Assert.Equal(url, uri.AbsoluteUri);
}
[Fact]
public void Constructor_MemberInfo_Null_Boolean()
{
Assert.Throws<ArgumentException>(() => new InstanceDescriptor(ci, null, false));
// mismatch for required parameters
}
[Fact]
public void Constructor_MemberInfo_ICollection_Boolean()
{
InstanceDescriptor id = new InstanceDescriptor(ci, new object[] { url }, false);
Assert.Equal(1, id.Arguments.Count);
Assert.False(id.IsComplete);
Assert.Same(ci, id.MemberInfo);
Uri uri = (Uri)id.Invoke();
Assert.Equal(url, uri.AbsoluteUri);
}
[Fact]
public void Field_Arguments_Empty()
{
FieldInfo fi = typeof(Uri).GetField("SchemeDelimiter");
InstanceDescriptor id = new InstanceDescriptor(fi, new object[0]);
Assert.Equal(0, id.Arguments.Count);
Assert.True(id.IsComplete);
Assert.Same(fi, id.MemberInfo);
Assert.NotNull(id.Invoke());
}
[Fact]
public void Field_Arguments_Mismatch()
{
FieldInfo fi = typeof(Uri).GetField("SchemeDelimiter");
ArgumentException ex = Assert.Throws<ArgumentException>(() => new InstanceDescriptor(fi, new object[] { url }));
// Parameter must be static
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.Null(ex.ParamName);
}
[Fact]
public void Field_Arguments_Null()
{
FieldInfo fi = typeof(Uri).GetField("SchemeDelimiter");
InstanceDescriptor id = new InstanceDescriptor(fi, null);
Assert.Equal(0, id.Arguments.Count);
Assert.True(id.IsComplete);
Assert.Same(fi, id.MemberInfo);
Assert.NotNull(id.Invoke());
}
[Fact]
public void Field_MemberInfo_NonStatic()
{
FieldInfo fi = typeof(InstanceField).GetField("Name");
ArgumentException ex = Assert.Throws<ArgumentException>(() => new InstanceDescriptor(fi, null));
// Parameter must be static
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.Null(ex.ParamName);
}
[Fact]
public void Property_Arguments_Mismatch()
{
PropertyInfo pi = typeof(Thread).GetProperty("CurrentThread");
InstanceDescriptor id = new InstanceDescriptor(pi, new object[] { url });
Assert.Equal(1, id.Arguments.Count);
object[] arguments = new object[id.Arguments.Count];
id.Arguments.CopyTo(arguments, 0);
Assert.Same(url, arguments[0]);
Assert.True(id.IsComplete);
Assert.Same(pi, id.MemberInfo);
Assert.Throws<TargetParameterCountException>(() => id.Invoke());
}
[Fact]
public void Property_Arguments_Null()
{
PropertyInfo pi = typeof(Thread).GetProperty("CurrentThread");
InstanceDescriptor id = new InstanceDescriptor(pi, null);
Assert.Equal(0, id.Arguments.Count);
Assert.True(id.IsComplete);
Assert.Same(pi, id.MemberInfo);
Assert.NotNull(id.Invoke());
}
[Fact]
public void Property_MemberInfo_NonStatic()
{
PropertyInfo pi = typeof(Uri).GetProperty("Host");
ArgumentException ex;
ex = Assert.Throws<ArgumentException>(() => new InstanceDescriptor(pi, null));
// Parameter must be static
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.Null(ex.ParamName);
ex = Assert.Throws<ArgumentException>(() => new InstanceDescriptor(pi, null, false));
// Parameter must be static
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.Null(ex.ParamName);
}
[Fact]
public void Property_MemberInfo_WriteOnly()
{
PropertyInfo pi = typeof(WriteOnlyProperty).GetProperty("Name");
ArgumentException ex = Assert.Throws<ArgumentException>(() => new InstanceDescriptor(pi, null));
// Parameter must be readable
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.Null(ex.ParamName);
}
private class WriteOnlyProperty
{
public static string Name
{
set
{
}
}
}
public class InstanceField
{
public string Name;
}
}
}
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