public void Correct_GetClientUniqueIdFromHeader()
        {
            var httpContextAccessor = MockServicesHelper.CreateHttpContextAccessor(requestHeaders: MockStaticData.RequestHeadersWithTrackIds);
            var traceIdGenerator    = new HttpHeaderClientIdGenerator(httpContextAccessor);

            Assert.AreEqual(traceIdGenerator.GenerateClientId(), MockStaticData.UserUniqueId);
        }
        public void ThrowException_GetClientUniqueIdFromHeader()
        {
            var traceIdGenerator = new HttpHeaderClientIdGenerator(MockServicesHelper.CreateHttpContextAccessor());

            Assert.Throws <NullReferenceException>(() => traceIdGenerator.GenerateClientId());
        }