Tests.StatsdTests.Timer.add_timer_with_lamba_and_sampleRate_fails C# (CSharp) Method

            public void add_timer_with_lamba_and_sampleRate_fails()
            {
                const string statName = "name";

                var stopwatch = MockRepository.GenerateMock<IStopwatch>();
                stopwatch.Stub(x => x.ElapsedMilliseconds()).Return(500);
                _stopwatch.Stub(x => x.Get()).Return(stopwatch);
                _randomGenerator = MockRepository.GenerateMock<IRandomGenerator>();
                _randomGenerator.Stub(x => x.ShouldSend(Arg<double>.Is.Anything)).Return(false);

                var s = new Statsd(_udp, _randomGenerator, _stopwatch);
                s.Add(() => TestMethod(), statName, 0.1);

                Assert.That(s.Commands.Count, Is.EqualTo(0));
            }