1 files changed, 83 insertions, 0 deletions
diff --git a/trunk/qpid/dotnet/Qpid.Common.Tests/Qpid/Collections/TestLinkedHashtable.cs b/trunk/qpid/dotnet/Qpid.Common.Tests/Qpid/Collections/TestLinkedHashtable.cs
new file mode 100644
index 0000000000..dbbc98a2e6
--- /dev/null
+++ b/trunk/qpid/dotnet/Qpid.Common.Tests/Qpid/Collections/TestLinkedHashtable.cs
@@ -0,0 +1,83 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+using System;
+using System.Collections;
+using System.Text;
+using NUnit.Framework;
+
+namespace Apache.Qpid.Collections
+{
+    [TestFixture]
+    public class TestLinkedHashtable
+    {
+        [Test]
+        public void Test1()
+        {
+            LinkedHashtable table = new LinkedHashtable();
+            table["Super"] = "Ayr";
+            table["Ayr"] = "United";
+            table["Fred"] = "Wilma";
+            table["Dumbarton"] = "Gubbed";
+            dumpDictionary(table);
+
+            Console.WriteLine("\nRemoving XXX (non-existant)");
+            table.Remove("XXX");
+            dumpDictionary(table);
+
+            Console.WriteLine("\nRemoving Fred");
+            table.Remove("Fred");
+            dumpDictionary(table);
+
+            Console.WriteLine("\nMoving Dumbarton to head");
+            table.MoveToHead("Dumbarton");
+            dumpDictionary(table);
+        }
+
+        private static void dumpDictionary(LinkedHashtable table)
+        {
+            foreach (DictionaryEntry o in table)
+            {
+                Console.WriteLine(string.Format("Item: key={0} value={1}", o.Key, o.Value));
+            }
+            
+            Console.WriteLine("keys are " + InspectCollection(table.Keys));
+            Console.WriteLine("values are " + InspectCollection(table.Values));
+        }
+
+        static string InspectCollection(ICollection collection)
+        {
+            StringBuilder sb = null;
+            foreach (object o in collection)
+            {
+                if (sb == null)
+                {
+                    sb = new StringBuilder(o.ToString());
+                }
+                else
+                {
+                    sb.Append(", ");
+                    sb.Append(o.ToString());
+                }
+            }
+            return sb.ToString();
+        }
+    }
+}