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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Net;
using System.Net.Mail;
using System.Reflection;
using System.Security;
using System.Security.Permissions;
using System.Web;
using Xunit;
using Xunit.Sdk;
namespace Microsoft.TestCommon
{
public class PartialTrustRunner : ITestClassCommand
{
private AppDomain sandbox;
// Delegate most of the work to the existing TestClassCommand class so that we
// can preserve any existing behavior (like supporting IUseFixture<T>).
private readonly TestClassCommand originalTestClassCommand = new TestClassCommand();
public int ChooseNextTest(ICollection<IMethodInfo> testsLeftToRun)
{
return this.originalTestClassCommand.ChooseNextTest(testsLeftToRun);
}
public Exception ClassFinish()
{
Exception result = this.originalTestClassCommand.ClassFinish();
if (this.sandbox != null)
{
AppDomain.Unload(this.sandbox);
this.sandbox = null;
}
return result;
}
public Exception ClassStart()
{
this.GuardTypeUnderTest();
Assembly xunitAssembly = typeof(FactAttribute).Assembly;
this.sandbox = CreatePartialTrustAppDomain();
return this.originalTestClassCommand.ClassStart();
}
private static AppDomain CreatePartialTrustAppDomain()
{
PermissionSet permissions = new PermissionSet(PermissionState.None);
permissions.AddPermission(new AspNetHostingPermission(AspNetHostingPermissionLevel.Medium));
permissions.AddPermission(new DnsPermission(PermissionState.Unrestricted));
permissions.AddPermission(new EnvironmentPermission(EnvironmentPermissionAccess.Read, "TEMP;TMP;USERNAME;OS;COMPUTERNAME"));
permissions.AddPermission(new FileIOPermission(FileIOPermissionAccess.AllAccess, AppDomain.CurrentDomain.BaseDirectory));
permissions.AddPermission(new IsolatedStorageFilePermission(PermissionState.None) { UsageAllowed = IsolatedStorageContainment.AssemblyIsolationByUser, UserQuota = Int64.MaxValue });
permissions.AddPermission(new SecurityPermission(SecurityPermissionFlag.Execution));
permissions.AddPermission(new SecurityPermission(SecurityPermissionFlag.ControlThread));
permissions.AddPermission(new SecurityPermission(SecurityPermissionFlag.ControlPrincipal));
permissions.AddPermission(new SecurityPermission(SecurityPermissionFlag.RemotingConfiguration));
permissions.AddPermission(new SmtpPermission(SmtpAccess.Connect));
permissions.AddPermission(new SqlClientPermission(PermissionState.Unrestricted));
permissions.AddPermission(new TypeDescriptorPermission(PermissionState.Unrestricted));
permissions.AddPermission(new WebPermission(PermissionState.Unrestricted));
permissions.AddPermission(new ReflectionPermission(ReflectionPermissionFlag.RestrictedMemberAccess));
AppDomainSetup setup = new AppDomainSetup() { ApplicationBase = AppDomain.CurrentDomain.BaseDirectory };
setup.PartialTrustVisibleAssemblies = new string[]
{
"System.Web, PublicKey=002400000480000094000000060200000024000052534131000400000100010007d1fa57c4aed9f0a32e84aa0faefd0de9e8fd6aec8f87fb03766c834c99921eb23be79ad9d5dcc1dd9ad236132102900b723cf980957fc4e177108fc607774f29e8320e92ea05ece4e821c0a5efe8f1645c4c0c93c1ab99285d622caa652c1dfad63d745d6f2de5f17e5eaf0fc4963d261c8a12436518206dc093344d5ad293",
"System.Web.Extensions, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9",
"System.Web.Abstractions, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9",
"System.Web.Routing, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9",
"System.ComponentModel.DataAnnotations, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9",
"System.Web.DynamicData, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9",
"System.Web.DataVisualization, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9",
"System.Web.ApplicationServices, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b5fc90e7027f67871e773a8fde8938c81dd402ba65b9201d60593e96c492651e889cc13f1415ebb53fac1131ae0bd333c5ee6021672d9718ea31a8aebd0da0072f25d87dba6fc90ffd598ed4da35e44c398c454307e8e33b8426143daec9f596836f97c8f74750e5975c64e2189f45def46b2a2b1247adc3652bf5c308055da9"
};
return AppDomain.CreateDomain("Partial Trust Sandbox", null, setup, permissions);
}
public IEnumerable<ITestCommand> EnumerateTestCommands(IMethodInfo testMethod)
{
return this.originalTestClassCommand.EnumerateTestCommands(testMethod);
}
public IEnumerable<IMethodInfo> EnumerateTestMethods()
{
return this.originalTestClassCommand.EnumerateTestMethods();
}
public bool IsTestMethod(IMethodInfo testMethod)
{
return this.originalTestClassCommand.IsTestMethod(testMethod);
}
public object ObjectUnderTest
{
get
{
return sandbox.CreateInstanceAndUnwrap(this.TypeUnderTest.Type.Assembly.FullName, this.TypeUnderTest.Type.FullName);
}
}
public ITypeInfo TypeUnderTest
{
get
{
return this.originalTestClassCommand.TypeUnderTest;
}
set
{
if (!typeof(MarshalByRefObject).IsAssignableFrom(value.Type))
{
throw new InvalidOperationException("Test types to be run in PT must derive from MarshalByRefObject");
}
this.originalTestClassCommand.TypeUnderTest = value;
}
}
private void GuardTypeUnderTest()
{
if (TypeUnderTest == null)
{
throw new InvalidOperationException("Forgot to set TypeUnderTest before calling ObjectUnderTest");
}
}
}
}
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