1 files changed, 59 insertions, 0 deletions
diff --git a/plugins/org.eclipse.net4j.tests/src/org/eclipse/net4j/util/tests/UUIDGeneratorTest.java b/plugins/org.eclipse.net4j.tests/src/org/eclipse/net4j/util/tests/UUIDGeneratorTest.java
new file mode 100644
index 0000000000..cfd89a788a
--- /dev/null
+++ b/plugins/org.eclipse.net4j.tests/src/org/eclipse/net4j/util/tests/UUIDGeneratorTest.java
@@ -0,0 +1,59 @@
+/**
+ * Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *    Eike Stepper - initial API and implementation
+ */
+package org.eclipse.net4j.util.tests;
+
+import org.eclipse.net4j.util.UUIDGenerator;
+
+/**
+ * @author Eike Stepper
+ * @since 3.2
+ */
+public class UUIDGeneratorTest extends AbstractOMTest
+{
+  public void testCodec()
+  {
+    byte[] uuid = new byte[16];
+    long start = System.currentTimeMillis();
+
+    for (int b3 = Byte.MIN_VALUE; b3 <= Byte.MAX_VALUE; b3++)
+    {
+      for (int b2 = Byte.MIN_VALUE; b2 <= Byte.MAX_VALUE; b2++)
+      {
+        // System.out.println(b3 + ", " + b2);
+        for (int b1 = Byte.MIN_VALUE; b1 <= Byte.MAX_VALUE; b1++)
+        {
+          for (int off = 0; off < 13; off++)
+          {
+            check(uuid, b1, b2, b3, off);
+          }
+        }
+      }
+    }
+
+    long millis = System.currentTimeMillis() - start;
+    System.out.println("Millis: " + millis);
+  }
+
+  private static void check(byte[] uuid, int b1, int b2, int b3, int off)
+  {
+    uuid[0 + off] = (byte)b1;
+    uuid[2 + off] = (byte)b2;
+    uuid[3 + off] = (byte)b3;
+
+    String encoded = UUIDGenerator.DEFAULT.encode(uuid);
+    byte[] decoded = UUIDGenerator.DEFAULT.decode(encoded);
+
+    for (int i = 0; i < 3; i++)
+    {
+      assertEquals(uuid[i + off], decoded[i + off]);
+    }
+  }
+}