fix expected execution time

Author: rose-a

tests/GraphQL.Integration.Tests/QueryAndMutationTests/Base.cs

@@ -168,12 +168,13 @@ query Long {
 				}");
 
 			using (var setup = WebHostHelpers.SetupTest<StartupChat>(false, serializer)) {
-				var cts = new CancellationTokenSource(TimeSpan.FromSeconds(1));
+				var cancellationTimeout = TimeSpan.FromSeconds(1);
+				var cts = new CancellationTokenSource(cancellationTimeout);
 
 				Func<Task> requestTask = () => setup.Client.SendQueryAsync(graphQLRequest, () => new {longRunning = string.Empty}, cts.Token);
 				Action timeMeasurement = () => requestTask.Should().Throw<TaskCanceledException>();
 
-				timeMeasurement.ExecutionTime().Should().BeCloseTo(TimeSpan.FromSeconds(2), TimeSpan.FromMilliseconds(200));
+				timeMeasurement.ExecutionTime().Should().BeCloseTo(cancellationTimeout, TimeSpan.FromMilliseconds(50));
 			}
 		}
 	}

tests/GraphQL.Integration.Tests/WebsocketTests/Base.cs

@@ -59,12 +59,13 @@ query Long {
 				}");
 
 			using (var setup = WebHostHelpers.SetupTest<StartupChat>(true, Serializer)) {
-				var cts = new CancellationTokenSource(TimeSpan.FromSeconds(1));
+				var cancellationTimeout = TimeSpan.FromSeconds(1);
+				var cts = new CancellationTokenSource(cancellationTimeout);
 
-				Func<Task> requestTask = () => setup.Client.SendQueryAsync(graphQLRequest, () => new { longRunning = string.Empty }, cts.Token);
+				Func<Task> requestTask = () => setup.Client.SendQueryAsync(graphQLRequest, () => new {longRunning = string.Empty}, cts.Token);
 				Action timeMeasurement = () => requestTask.Should().Throw<TaskCanceledException>();
 
-				timeMeasurement.ExecutionTime().Should().BeCloseTo(TimeSpan.FromSeconds(2), TimeSpan.FromMilliseconds(200));
+				timeMeasurement.ExecutionTime().Should().BeCloseTo(cancellationTimeout, TimeSpan.FromMilliseconds(50));
 			}
 		}