Add NServiceBus 10 version of the Testing snippets (#7757)

* Add NServiceBus 10 version of the Testing snippets

* Change the message type so the test won't fail

Author: tamararivera

Snippets/Testing/Testing.sln

@@ -10,6 +10,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Testing_7.4", "Testing_7.4\
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Testing_9", "Testing_9\Testing_9.csproj", "{F9DC5144-34D4-4A83-BF7E-E86D8C6AA6EA}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Testing_10", "Testing_10\Testing_10.csproj", "{DE104B13-79E8-427A-85B3-608190E2BB67}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -32,6 +34,10 @@ Global
 		{F9DC5144-34D4-4A83-BF7E-E86D8C6AA6EA}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{F9DC5144-34D4-4A83-BF7E-E86D8C6AA6EA}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{F9DC5144-34D4-4A83-BF7E-E86D8C6AA6EA}.Release|Any CPU.Build.0 = Release|Any CPU
+		{DE104B13-79E8-427A-85B3-608190E2BB67}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{DE104B13-79E8-427A-85B3-608190E2BB67}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{DE104B13-79E8-427A-85B3-608190E2BB67}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{DE104B13-79E8-427A-85B3-608190E2BB67}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

Snippets/Testing/Testing_10/Behavior/BehaviorTests.cs

@@ -0,0 +1,25 @@
+using System.Threading.Tasks;
+using NServiceBus.Pipeline;
+using NServiceBus.Testing;
+using NUnit.Framework;
+
+[Explicit]
+[TestFixture]
+public class BehaviorTests
+{
+    #region BehaviorTest
+    [Test]
+    public async Task ShouldAddCustomHeaderToMyResponse()
+    {
+        var behavior = new CustomBehavior();
+        var context = new TestableOutgoingLogicalMessageContext
+        {
+            Message = new OutgoingLogicalMessage(typeof(MyResponse), new MyResponse())
+        };
+
+        await behavior.Invoke(context, () => Task.CompletedTask);
+
+        Assert.That(context.Headers["custom-header"], Is.EqualTo("custom header value"));
+    }
+    #endregion
+}

Snippets/Testing/Testing_10/Data/CustomBehavior.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Threading.Tasks;
+using NServiceBus.Pipeline;
+
+#region SampleBehavior
+
+public class CustomBehavior :
+    Behavior<IOutgoingLogicalMessageContext>
+{
+    public override Task Invoke(IOutgoingLogicalMessageContext context, Func<Task> next)
+    {
+        if (context.Message.MessageType == typeof(MyResponse))
+        {
+            context.Headers.Add("custom-header", "custom header value");
+        }
+
+        return next();
+    }
+}
+
+#endregion

Snippets/Testing/Testing_10/Data/DiscountPolicy.cs

@@ -0,0 +1,51 @@
+using System.Threading.Tasks;
+using NServiceBus;
+
+#region SampleSaga
+
+public class DiscountPolicy :
+    Saga<DiscountPolicyData>,
+    IAmStartedByMessages<SubmitOrder>
+{
+    public Task Handle(SubmitOrder message, IMessageHandlerContext context)
+    {
+        Data.CustomerId = message.CustomerId;
+        Data.TotalAmount += message.TotalAmount;
+
+        if (Data.TotalAmount >= 1000)
+        {
+            return ProcessWithDiscount(message, context);
+        }
+        return ProcessOrder(message, context);
+    }
+
+    Task ProcessWithDiscount(SubmitOrder message, IMessageHandlerContext context)
+    {
+        var processOrder = new ProcessOrder
+        {
+            CustomerId = Data.CustomerId,
+            OrderId = message.OrderId,
+            TotalAmount = message.TotalAmount * (decimal)0.9
+        };
+        return context.Send(processOrder);
+    }
+
+    Task ProcessOrder(SubmitOrder message, IMessageHandlerContext context)
+    {
+        var processOrder = new ProcessOrder
+        {
+            CustomerId = Data.CustomerId,
+            OrderId = message.OrderId,
+            TotalAmount = message.TotalAmount
+        };
+        return context.Send(processOrder);
+    }
+
+    protected override void ConfigureHowToFindSaga(SagaPropertyMapper<DiscountPolicyData> mapper)
+    {
+        mapper.MapSaga(saga => saga.CustomerId)
+            .ToMessage<SubmitOrder>(msg => msg.CustomerId);
+    }
+}
+
+#endregion

Snippets/Testing/Testing_10/Data/DiscountPolicyData.cs

@@ -0,0 +1,9 @@
+using System;
+using NServiceBus;
+
+public class DiscountPolicyData :
+    ContainSagaData
+{
+    public Guid CustomerId { get; set; }
+    public decimal TotalAmount { get; set; }
+}

Snippets/Testing/Testing_10/Data/MyHandlerWithLogging.cs

@@ -0,0 +1,16 @@
+using System.Threading.Tasks;
+using NServiceBus;
+using NServiceBus.Logging;
+
+public class MyHandlerWithLogging :
+    IHandleMessages<MyRequest>
+{
+    public Task Handle(MyRequest message, IMessageHandlerContext context)
+    {
+        logger.Debug("Some log message");
+
+        return Task.CompletedTask;
+    }
+
+    static ILog logger = LogManager.GetLogger<MyHandlerWithLogging>();
+}

Snippets/Testing/Testing_10/Data/MyReplyingHandler.cs

@@ -0,0 +1,15 @@
+using System.Threading.Tasks;
+using NServiceBus;
+
+#region SimpleHandler
+
+public class MyReplyingHandler :
+    IHandleMessages<MyRequest>
+{
+    public Task Handle(MyRequest message, IMessageHandlerContext context)
+    {
+        return context.Reply(new MyResponse());
+    }
+}
+
+#endregion

Snippets/Testing/Testing_10/Data/MyRequest.cs

@@ -0,0 +1,3 @@
+public class MyRequest
+{
+}

Snippets/Testing/Testing_10/Data/MyResponse.cs

@@ -0,0 +1,3 @@
+public class MyResponse
+{
+}

Snippets/Testing/Testing_10/Data/ProcessOrder.cs

@@ -0,0 +1,10 @@
+using System;
+using NServiceBus;
+
+public class ProcessOrder :
+    IMessage
+{
+    public Guid CustomerId { get; set; }
+    public Guid OrderId { get; set; }
+    public decimal TotalAmount { get; set; }
+}