Custom xUnit attribute

MyFactAttribute.cs

public class MyFactAttribute : FactAttribute
{
    public MyFactAttribute(params string[] scenarios)
    {
        if(!scenarios.Any() || IntegrationTestsRuntime.Environment.SupportsEverything)
            return;

        if (!scenarios.All(r => IntegrationTestsRuntime.Environment.HasSupportFor(r)))
            Skip = string.Format("TestEnvironment does not support ALL test scenario(s): '{0}'.", string.Join("|", scenarios));
    }
}