Akka.Cluster.Tests.MetricsCollectorSpec.MetricsCollector_collect_accurate_metrics_for_a_node C# (CSharp) Method

        public void MetricsCollector_collect_accurate_metrics_for_a_node()
        {
            var sample = _collector.Sample();
            var metrics = sample.Metrics.Select(x => new {x.Name, x.Value}).ToList();
            var used = metrics.First(arg => arg.Name == StandardMetrics.ClrProcessMemoryUsed);
            var memoryAvailable = metrics.First(arg => arg.Name == StandardMetrics.SystemMemoryAvailable);
            foreach (var metric in metrics)
            {
                if (metric.Name == StandardMetrics.SystemLoadAverage) Assert.True(metric.Value >= 0.0);
                if (metric.Name == StandardMetrics.Processors) Assert.True(Convert.ToInt32(metric.Value) >= 0);
                if (metric.Name == StandardMetrics.ClrProcessMemoryUsed) Assert.True(Convert.ToInt64(metric.Value) >= 0L);
                if (metric.Name == StandardMetrics.SystemMemoryAvailable) Assert.True(Convert.ToInt64(metric.Value) > 0L);
                if (metric.Name == StandardMetrics.SystemMemoryMax)
                {
                    Assert.True(Convert.ToInt64(metric.Value) > 0L);
                    Assert.True(used.Value < metric.Value);
                    Assert.True(memoryAvailable.Value <= metric.Value);
                }
            }
        }