Tests: moar logging and tweaks

StackExchange.Redis.Tests/Cluster.cs

@@ -606,7 +606,9 @@ public void SimpleProfiling()
                 Assert.Equal("world", val);
 
                 var msgs = conn.FinishProfiling(profiler.MyContext);
+                Log("Checking GET...");
                 Assert.Contains(msgs, m => m.Command == "GET");
+                Log("Checking SET...");
                 Assert.Contains(msgs, m => m.Command == "SET");
                 Assert.Equal(2, msgs.Count());
             }

StackExchange.Redis.Tests/Performance.cs

@@ -123,7 +123,8 @@ public async Task BasicStringGetPerf()
                 Assert.Equal("some value", syncVal);
                 Assert.Equal("some value", asyncVal);
                 // let's allow 20% async overhead
-                Assert.True(asyncTimer.ElapsedMilliseconds <= (syncTimer.ElapsedMilliseconds * 1.2M));
+                // But with a floor, since the base can often be zero
+                Assert.True(asyncTimer.ElapsedMilliseconds <= System.Math.Max(syncTimer.ElapsedMilliseconds * 1.2M, 20));
             }
         }
     }

StackExchange.Redis.Tests/Profiling.cs

@@ -453,10 +453,10 @@ public void LowAllocationEnumerable()
 
                     Assert.True(object.ReferenceEquals(i, j));
                 }
-
-                Assert.Equal(OuterLoop * 2, res.Count());
+                
                 Assert.Equal(OuterLoop, res.Count(r => r.Command == "GET"));
                 Assert.Equal(OuterLoop, res.Count(r => r.Command == "SET"));
+                Assert.Equal(OuterLoop * 2, res.Count());
             }
         }