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SetUpFixtureAttribute.cs
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SetUpFixtureAttribute.cs
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// ***********************************************************************
// Copyright (c) 2014 Charlie Poole, Rob Prouse
//
// 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 System;
using System.Collections.Generic;
using System.Reflection;
using NUnit.Compatibility;
namespace NUnit.Framework
{
using Interfaces;
using Internal;
/// <summary>
/// Identifies a class as containing <see cref="OneTimeSetUpAttribute" /> or
/// <see cref="OneTimeTearDownAttribute" /> methods for all the test fixtures
/// under a given namespace.
/// </summary>
[AttributeUsage(AttributeTargets.Class, AllowMultiple=false, Inherited=true)]
public class SetUpFixtureAttribute : NUnitAttribute, IFixtureBuilder
{
#region ISuiteBuilder Members
/// <summary>
/// Builds a <see cref="SetUpFixture"/> from the specified type.
/// </summary>
/// <param name="typeInfo">The type info of the fixture to be used.</param>
public IEnumerable<TestSuite> BuildFrom(ITypeInfo typeInfo)
{
SetUpFixture fixture = new SetUpFixture(typeInfo);
if (fixture.RunState != RunState.NotRunnable)
{
string reason = null;
if (!IsValidFixtureType(typeInfo, ref reason))
fixture.MakeInvalid(reason);
}
fixture.ApplyAttributesToTest(typeInfo.Type.GetTypeInfo());
return new TestSuite[] { fixture };
}
#endregion
#region Helper Methods
private static bool IsValidFixtureType(ITypeInfo typeInfo, ref string reason)
{
if (typeInfo.IsAbstract)
{
reason = string.Format("{0} is an abstract class", typeInfo.FullName);
return false;
}
if (!typeInfo.HasConstructor(new Type[0]))
{
reason = string.Format("{0} does not have a default constructor", typeInfo.FullName);
return false;
}
var invalidAttributes = new Type[] {
typeof(SetUpAttribute),
typeof(TearDownAttribute)
};
foreach (Type invalidType in invalidAttributes)
if (typeInfo.HasMethodWithAttribute(invalidType))
{
reason = invalidType.Name + " attribute not allowed in a SetUpFixture";
return false;
}
return true;
}
#endregion
}
}