protected override void Context()
    {
        MockCache = MockRepository.GenerateStub<ICache>();
        var metadata = new Dictionary<string, object> ()
        var cacheDefinition = new FakeInstanceExportDefinition(typeof(ICache), MockCache, metadata);
        FakeProvider = new FakeExportProvider(f => ((FakeInstanceExportDefinition)f).Instance);
        FakeProvider.AddExportDefinitions(cacheDefinition);
        CacheExport = FakeProvider.GetExport<ICache>();
    }