修复测试用例错误

XplorePlane.Tests/ViewModels/PerformanceMonitorViewModelTests.cs

@@ -368,8 +368,6 @@ namespace XplorePlane.Tests.ViewModels
                 method?.Invoke(vm, null);
             }
 
-            DoEvents();
-
             Assert.True(vm.TrendData.Count <= 60,
                 $"TrendData should not exceed 60 points, but has {vm.TrendData.Count}");
         }
@@ -389,8 +387,6 @@ namespace XplorePlane.Tests.ViewModels
                 .GetMethod("UpdateTrendData", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance);
             method?.Invoke(vm, null);
 
-            DoEvents();
-
             Assert.NotEmpty(vm.TrendData);
             var point = vm.TrendData.Last();
             Assert.True(point.Timestamp > DateTime.MinValue, "TrendDataPoint.Timestamp should be set");
@@ -418,8 +414,6 @@ namespace XplorePlane.Tests.ViewModels
                 .GetMethod("UpdateTrendData", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance);
             method?.Invoke(vm, null);
 
-            DoEvents();
-
             var expectedTotal = vm.Metrics.Sum(m => m.EventsPerSecond);
             var lastPoint = vm.TrendData.Last();
             Assert.Equal(expectedTotal, lastPoint.Value);
@@ -457,7 +451,6 @@ namespace XplorePlane.Tests.ViewModels
             });
 
             await Task.Delay(200);
-            DoEvents();
 
             Assert.Null(caughtException);
         }
@@ -479,31 +472,5 @@ namespace XplorePlane.Tests.ViewModels
                 _mockAppStateService.Object,
                 new StateChangedEventArgs<MotionState>(oldState, newState));
         }
-
-        private void RaiseRaySourceStateEvent()
-        {
-            var oldState = new RaySourceState(false, 100.0, 5.0);
-            var newState = new RaySourceState(true, 160.0, 8.0);
-            _mockAppStateService.Raise(
-                s => s.RaySourceStateChanged += null,
-                _mockAppStateService.Object,
-                new StateChangedEventArgs<RaySourceState>(oldState, newState));
-        }
-
-        /// <summary>
-        /// 处理 Dispatcher 队列中的所有待处理消息
-        /// Process all pending messages in the Dispatcher queue
-        /// </summary>
-        private void DoEvents()
-        {
-            var frame = new DispatcherFrame();
-            _dispatcher.BeginInvoke(DispatcherPriority.Background, new DispatcherOperationCallback(
-                delegate (object f)
-                {
-                    ((DispatcherFrame)f).Continue = false;
-                    return null;
-                }), frame);
-            Dispatcher.PushFrame(frame);
-        }
     }
 }