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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Reflection;
using Xunit;
namespace System.Web.WebPages.Deployment.Test
{
public class AssemblyUtilsTest
{
[Fact]
public void GetMaxAssemblyVersionReturnsMaximumAvailableVersion()
{
// Arrange
var assemblies = new[]
{
new AssemblyName("System.Web.WebPages.Deployment, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"),
new AssemblyName("System.Web.WebPages.Deployment, Version=2.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"),
new AssemblyName("System.Web.WebPages.Deployment, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35")
};
// Act
var maxVersion = AssemblyUtils.GetMaxWebPagesVersion(assemblies);
// Assert
Assert.Equal(new Version("2.1.0.0"), maxVersion);
}
[Fact]
public void GetMaxAssemblyVersionMatchesExactName()
{
// Arrange
var assemblies = new[]
{
new AssemblyName("System.Web.WebPages.Deployment, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"),
new AssemblyName("System.Web.WebPages.Development, Version=2.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"),
new AssemblyName("System.Web.WebPages.Deployment, Version=2.1.0.0, Culture=neutral, PublicKeyToken=7777777777777777"),
new AssemblyName("System.Web.WebPages.Deployment, Version=2.3.0.0, Culture=en-US, PublicKeyToken=31bf3856ad364e35"),
new AssemblyName("System.Web.WebPages.Deployment, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35")
};
// Act
var maxVersion = AssemblyUtils.GetMaxWebPagesVersion(assemblies);
// Assert
Assert.Equal(new Version("2.0.0.0"), maxVersion);
}
[Fact]
public void GetVersionFromBinReturnsNullIfNoFileWithDeploymentAssemblyNameIsFoundInBin()
{
// Arrange
var binDirectory = @"X:\test\project";
TestFileSystem fileSystem = new TestFileSystem();
// Act
var binVersion = AssemblyUtils.GetVersionFromBin(binDirectory, fileSystem, getAssemblyNameThunk: null);
// Assert
Assert.Null(binVersion);
}
[Fact]
public void GetVersionFromBinReturnsVersionFromBinIfLower()
{
// Arrange
var binDirectory = @"X:\test\project";
TestFileSystem fileSystem = new TestFileSystem();
fileSystem.AddFile(Path.Combine(binDirectory, "System.Web.WebPages.Deployment.dll"));
Func<string, AssemblyName> getAssembyName = _ => new AssemblyName("System.Web.WebPages.Deployment, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35");
// Act
var binVersion = AssemblyUtils.GetVersionFromBin(binDirectory, fileSystem, getAssembyName);
// Assert
Assert.Equal(new Version("1.0.0.0"), binVersion);
}
[Fact]
public void GetVersionFromBinReturnsVersionFromBinIfSameVersion()
{
// Arrange
var binDirectory = @"X:\test\project";
TestFileSystem fileSystem = new TestFileSystem();
fileSystem.AddFile(Path.Combine(binDirectory, "System.Web.WebPages.Deployment.dll"));
Func<string, AssemblyName> getAssembyName = _ => new AssemblyName("System.Web.WebPages.Deployment, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35");
// Act
var binVersion = AssemblyUtils.GetVersionFromBin(binDirectory, fileSystem, getAssembyName);
// Assert
Assert.Equal(new Version("2.0.0.0"), binVersion);
}
[Fact]
public void GetVersionFromBinReturnsVersionFromBinIfHigherVersion()
{
// Arrange
var binDirectory = @"X:\test\project";
TestFileSystem fileSystem = new TestFileSystem();
fileSystem.AddFile(Path.Combine(binDirectory, "System.Web.WebPages.Deployment.dll"));
Func<string, AssemblyName> getAssembyName = _ => new AssemblyName("System.Web.WebPages.Deployment, Version=8.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35");
// Act
var binVersion = AssemblyUtils.GetVersionFromBin(binDirectory, fileSystem, getAssembyName);
// Assert
Assert.Equal(new Version("8.0.0.0"), binVersion);
}
[Fact]
public void GetVersionFromBinReturnsNullIfFileInBinIsNotAValidBinary()
{
// Arrange
var binDirectory = @"X:\test\project";
TestFileSystem fileSystem = new TestFileSystem();
fileSystem.AddFile(Path.Combine(binDirectory, "System.Web.WebPages.Deployment.dll"));
Func<string, AssemblyName> getAssembyName = _ => { throw new FileLoadException(); };
// Act
var binVersion = AssemblyUtils.GetVersionFromBin(binDirectory, fileSystem, getAssembyName);
// Assert
Assert.Null(binVersion);
}
[Fact]
public void GetAssembliesForVersionReturnsCorrectSetForV1()
{
// Arrange
var expectedAssemblies = new[]
{
"Microsoft.Web.Infrastructure, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.Helpers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.WebPages, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.WebPages.Administration, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"WebMatrix.Data, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"WebMatrix.WebData, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
};
// Act
var assemblies = AssemblyUtils.GetAssembliesForVersion(new Version("1.0.0.0"))
.Select(c => c.ToString())
.ToArray();
// Assert
Assert.Equal(expectedAssemblies, assemblies);
}
[Fact]
public void GetAssembliesForVersionReturnsCorrectSetForVCurrent()
{
// Arrange
var expectedAssemblies = new[]
{
"Microsoft.Web.Infrastructure, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.Razor, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.Helpers, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.WebPages, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.WebPages.Administration, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.WebPages.Razor, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"WebMatrix.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"WebMatrix.WebData, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
};
// Act
var assemblies = AssemblyUtils.GetAssembliesForVersion(new Version("2.0.0.0"))
.Select(c => c.ToString())
.ToArray();
// Assert
Assert.Equal(expectedAssemblies, assemblies);
}
[Fact]
public void GetMatchingAssembliesReturnsEmptyDictionaryIfNoReferencesMatchWebPagesAssemblies()
{
// Arrange
var assemblyReferences = new Dictionary<string, IEnumerable<string>>
{
{ @"x:\site\bin\A.dll", new List<string> { "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=null" }},
{ @"x:\site\bin\B.dll", new List<string> { "System.Web.Mvc, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" }},
};
var a = "1";
var b = "2";
var c = new { a, b };
Console.WriteLine(c.a);
// Act
var referencedAssemblies = AssemblyUtils.GetAssembliesMatchingOtherVersions(assemblyReferences);
// Assert
Assert.Empty(referencedAssemblies);
}
[Fact]
public void GetMatchingAssembliesReturnsReferencingAssemblyAndWebPagesVersionForMatchingReferences()
{
// Arrange
var assemblyReferences = new Dictionary<string, IEnumerable<string>>
{
{ @"x:\site\bin\A.dll", new[] { "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=null" }},
{ @"x:\site\bin\B.dll", new[]
{
"mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=null",
"System.Web.WebPages, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.Helpers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
}
},
};
// Act
var referencedAssemblies = AssemblyUtils.GetAssembliesMatchingOtherVersions(assemblyReferences);
// Assert
Assert.Equal(1, referencedAssemblies.Count);
Assert.Equal(@"x:\site\bin\B.dll", referencedAssemblies.Single().Key);
Assert.Equal(new Version("1.0.0.0"), referencedAssemblies.Single().Value);
}
[Fact]
public void GetMatchingAssembliesFiltersWebPagesVersionsThatMatch()
{
// Arrange
var assemblyReferences = new Dictionary<string, IEnumerable<string>>
{
{ @"x:\site\bin\A.dll", new[] { "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=null" }},
{ @"x:\site\bin\B.dll", new[]
{
"mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=null",
String.Format(CultureInfo.InvariantCulture, "System.Web.WebPages, Version={0}, Culture=neutral, PublicKeyToken=31bf3856ad364e35", AssemblyUtils.ThisAssemblyName.Version),
String.Format(CultureInfo.InvariantCulture, "System.Web.Helpers, Version={0}, Culture=neutral, PublicKeyToken=31bf3856ad364e35", AssemblyUtils.ThisAssemblyName.Version)
}
},
{ @"x:\site\bin\C.dll", new[]
{
"mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=null",
"System.Web.WebPages.Razor, Version=1.2.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
"System.Web.WebPages.Razor, Version=1.3.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35",
}
},
};
// Act
var referencedAssemblies = AssemblyUtils.GetAssembliesMatchingOtherVersions(assemblyReferences);
// Assert
Assert.Equal(1, referencedAssemblies.Count);
Assert.Equal(@"x:\site\bin\C.dll", referencedAssemblies.Single().Key);
Assert.Equal(new Version("1.2.0.0"), referencedAssemblies.Single().Value);
}
private static void EnsureDirectory(string directory)
{
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
}
}
}
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