public void TestSupportedChallenges()
{
var p = GetProvider();
Assert.IsTrue(p.IsSupported(TestCommon.HTTP_CHALLENGE));
Assert.IsFalse(p.IsSupported(TestCommon.DNS_CHALLENGE));
Assert.IsFalse(p.IsSupported(TestCommon.TLS_SNI_CHALLENGE));
Assert.IsFalse(p.IsSupported(TestCommon.FAKE_CHALLENGE));
}