X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=third-party%2Fopenflowj%2Fsrc%2Ftest%2Fjava%2Forg%2Fopenflow%2Futil%2FU64Test.java;fp=third-party%2Fopenflowj%2Fsrc%2Ftest%2Fjava%2Forg%2Fopenflow%2Futil%2FU64Test.java;h=c9e815c9123edf60e41999f7b3114149b3be3e95;hp=0000000000000000000000000000000000000000;hb=42210c03b0a4c54706320ba9f55794c0abd4d201;hpb=7576b38152b393793b1c9ec3df0ff86685f95236

diff --git a/third-party/openflowj/src/test/java/org/openflow/util/U64Test.java b/third-party/openflowj/src/test/java/org/openflow/util/U64Test.java
new file mode 100644
index 0000000000..c9e815c912
--- /dev/null
+++ b/third-party/openflowj/src/test/java/org/openflow/util/U64Test.java
@@ -0,0 +1,26 @@
+
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. 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
+ */
+
+package org.openflow.util;
+
+import java.math.BigInteger;
+
+import junit.framework.TestCase;
+
+public class U64Test extends TestCase {
+  /**
+   * Tests that we correctly translate unsigned values in and out of a long
+   * @throws Exception
+   */
+  public void test() throws Exception {
+      BigInteger val = new BigInteger("ffffffffffffffff", 16);
+      TestCase.assertEquals(-1, U64.t(val));
+      TestCase.assertEquals(val, U64.f(-1));
+  }
+}