Applied fix suggested by Mike Nichols to correctly write the Name attribute of a nested composite element to the xml.

Author: paulbatum

src/FluentNHibernate.Testing/MappingModel/Output/XmlCompositeElementWriterTester.cs

@@ -61,12 +61,18 @@ public void ShouldWriteNestedCompositeElements()
                 .Element("nested-composite-element").Exists();
         }
 
-        [Test, Ignore]
-        public void ShouldWriteNestedCompositeElement()
+        [Test]
+        public void ShouldWriteNestedCompositeElementName()
         {
-            Assert.Fail();
+            var mapping = new CompositeElementMapping();
+            mapping.AddCompositeElement(new NestedCompositeElementMapping { Name = "testName"});
+
+            writer.VerifyXml(mapping)
+                .Element("nested-composite-element")
+                .HasAttribute("name", "testName");
         }
 
+
         [Test]
         public void ShouldWriteParent()
         {

src/FluentNHibernate/MappingModel/Output/XmlCompositeElementWriter.cs

@@ -31,6 +31,9 @@ public override void ProcessCompositeElement(CompositeElementMapping mapping)
 
             if (mapping.HasValue(x => x.Class))
                 element.WithAtt("class", mapping.Class);
+
+            if (mapping is NestedCompositeElementMapping)
+                element.WithAtt("name", ((NestedCompositeElementMapping)mapping).Name);
         }
 
         public override void Visit(CompositeElementMapping compositeElementMapping)