Address Copilot review feedback: fix duplicate XML doc, make IsOrchestrationOwnedByWorkflow non-throwing, drop misleading Async suffix in test name

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

dotnet/src/Microsoft.Agents.AI.Hosting.AzureFunctions/BuiltInFunctions.cs

@@ -657,10 +657,6 @@ internal static class BuiltInFunctions
         return functionName[HttpPrefix.Length..];
     }
 
-    /// <summary>
-    /// Extracts the workflow name from the function definition name by stripping the
-    /// <see cref="HttpPrefix"/> and the given suffix (e.g., "-status" or "-respond").
-    /// </summary>
     /// <summary>
     /// Extracts the workflow name from the function definition name by stripping the
     /// <see cref="HttpPrefix"/> and the given suffix (e.g., "-status" or "-respond").
@@ -683,6 +679,12 @@ internal static class BuiltInFunctions
     /// </summary>
     internal static bool IsOrchestrationOwnedByWorkflow(string orchestrationName, string functionName, string suffix)
     {
+        if (!functionName.StartsWith(HttpPrefix, StringComparison.Ordinal) ||
+            !functionName.EndsWith(suffix, StringComparison.Ordinal))
+        {
+            return false;
+        }
+
         string workflowName = GetWorkflowName(functionName, suffix);
         string expectedOrchestrationName = WorkflowNamingHelper.ToOrchestrationFunctionName(workflowName);
         return string.Equals(orchestrationName, expectedOrchestrationName, StringComparison.OrdinalIgnoreCase);

dotnet/tests/Microsoft.Agents.AI.Hosting.AzureFunctions.UnitTests/BuiltInFunctionsWorkflowRoutingTests.cs

@@ -9,7 +9,7 @@ public sealed class BuiltInFunctionsWorkflowRoutingTests
     [InlineData("http-OrderProcessor-status", "-status", "OrderProcessor")]
     [InlineData("http-MyWorkflow-respond", "-respond", "MyWorkflow")]
     [InlineData("http-Multi-Dash-Name-status", "-status", "Multi-Dash-Name")]
-    public void GetWorkflowName_ReturnsCorrectNameAsync(string functionName, string suffix, string expectedWorkflowName)
+    public void GetWorkflowName_ReturnsCorrectName(string functionName, string suffix, string expectedWorkflowName)
     {
         // Act
         string result = BuiltInFunctions.GetWorkflowName(functionName, suffix);