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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using Xunit;
using System;
using System.Text;
using System.Reflection;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
namespace System.Reflection.Tests
{
public class Assembly_Members
{
[Fact]
public void CodeBase()
{
string codeBase = GetExecutingAssembly().CodeBase;
Assert.False(string.IsNullOrEmpty(codeBase));
}
[Fact]
public void ImageRuntimeVersion()
{
string ver = GetExecutingAssembly().ImageRuntimeVersion;
Assert.False(string.IsNullOrEmpty(ver));
}
[Fact]
public void CreateInstance()
{
Assert.Throws<ArgumentException>(() => GetExecutingAssembly().CreateInstance(""));
Assert.Throws<ArgumentNullException>(() => GetExecutingAssembly().CreateInstance(null));
Assert.Throws<MissingMethodException>(() => GetExecutingAssembly().CreateInstance(typeof(MyClassWithPrivateCtor).FullName));
Assert.Throws<MissingMethodException>(() => GetExecutingAssembly().CreateInstance(typeof(MyClassNoDefaultCtor).FullName));
Object obj = GetExecutingAssembly().CreateInstance(typeof(MyClass).FullName);
Assert.NotNull(obj);
Assert.Equal(obj.GetType(), typeof(MyClass));
obj = typeof(int).GetTypeInfo().Assembly.CreateInstance(typeof(int).FullName);
Assert.NotNull(obj);
Assert.Equal(obj.GetType(), typeof(int));
obj = typeof(int).GetTypeInfo().Assembly.CreateInstance(typeof(Dictionary<int, string>).FullName);
Assert.NotNull(obj);
Assert.Equal(obj.GetType(), typeof(Dictionary<int, string>));
}
[Fact]
public void CreateInstance_IgnoreCase()
{
Assert.Throws<ArgumentException>(() => GetExecutingAssembly().CreateInstance("", false));
Assert.Throws<ArgumentNullException>(() => GetExecutingAssembly().CreateInstance(null, true));
Assert.Throws<MissingMethodException>(() => GetExecutingAssembly().CreateInstance(typeof(MyClassWithPrivateCtor).FullName, false));
Assert.Throws<MissingMethodException>(() => GetExecutingAssembly().CreateInstance(typeof(MyClassNoDefaultCtor).FullName, true));
Object obj = GetExecutingAssembly().CreateInstance(typeof(MyClass).FullName, false);
Assert.NotNull(obj);
Assert.Equal(obj.GetType(), typeof(MyClass));
obj = GetExecutingAssembly().CreateInstance(typeof(MyClass).FullName.ToLower(), true);
Assert.NotNull(obj);
Assert.Equal(obj.GetType(), typeof(MyClass));
obj = typeof(int).GetTypeInfo().Assembly.CreateInstance(typeof(int).FullName.ToLower(), true);
Assert.NotNull(obj);
Assert.Equal(obj.GetType(), typeof(int));
obj = typeof(Dictionary<,>).GetTypeInfo().Assembly.CreateInstance(typeof(Dictionary<int, string>).FullName.ToUpper(), true);
Assert.NotNull(obj);
Assert.Equal(typeof(Dictionary<int, string>), obj.GetType());
}
[Fact]
public static void CreateQualifiedName()
{
Assert.Equal(typeof(Assembly_Members).FullName + ", " + GetExecutingAssembly().ToString(),
Assembly.CreateQualifiedName(GetExecutingAssembly().ToString(), typeof(Assembly_Members).FullName));
}
[Fact]
public static void GetExportedTypes()
{
Type[] types = GetExecutingAssembly().GetExportedTypes();
Assert.NotNull(types);
Assert.True(types.Length > 0);
}
[Fact]
public static void GetReferencedAssemblies()
{
// It is too brittle to depend on the assembly references so we simply call the method and check that it does not throw.
AssemblyName[] assemblies = GetExecutingAssembly().GetReferencedAssemblies();
Assert.NotNull(assemblies);
Assert.True(assemblies.Length > 0);
}
[Fact]
public static void GetTypeMethod()
{
Type type = GetExecutingAssembly().GetType(typeof(MyClass).FullName);
Assert.NotNull(type);
Assert.Equal(type, typeof(MyClass));
type = GetExecutingAssembly().GetType(typeof(MyPrivateNestedClass).FullName);
Assert.NotNull(type);
Assert.Equal(type, typeof(MyPrivateNestedClass));
type = GetExecutingAssembly().GetType(typeof(MyPrivateClass).FullName);
Assert.NotNull(type);
Assert.Equal(type, typeof(MyPrivateClass));
type = GetExecutingAssembly().GetType(typeof(MyClassWithPrivateCtor).FullName, false);
Assert.NotNull(type);
Assert.Equal(type, typeof(MyClassWithPrivateCtor));
type = GetExecutingAssembly().GetType(typeof(MyClassNoDefaultCtor).FullName, true);
Assert.NotNull(type);
Assert.Equal(type, typeof(MyClassNoDefaultCtor));
type = GetExecutingAssembly().GetType("notfound", false);
Assert.Null(type);
Assert.Throws<TypeLoadException>(() => GetExecutingAssembly().GetType("notfound", true));
}
public static Assembly GetExecutingAssembly()
{
Assembly asm = null;
Type t = typeof(Assembly_Members);
TypeInfo ti = t.GetTypeInfo();
asm = ti.Assembly;
return asm;
}
public class MyClass
{
public MyClass() { }
}
public class MyClassWithPrivateCtor
{
private MyClassWithPrivateCtor() { }
}
public class MyClassNoDefaultCtor
{
public MyClassNoDefaultCtor(int x) { }
}
private class MyPrivateNestedClass{ }
}
class MyPrivateClass { }
}
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