openflowplugin/src/test/java/org/opendaylight/openflowplugin/openflow/md/util/InventoryDataServiceUtilTest.java

   1 /**
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.openflowplugin.openflow.md.util;
   9
  10 import java.math.BigInteger;
  11
  12 import org.junit.Assert;
  13 import org.junit.Test;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  15
  16 /**
  17  *
  18  */
  19 public class InventoryDataServiceUtilTest {
  20
  21     /**
  22      * Test method for {@link InventoryDataServiceUtil#dataPathIdFromNodeId(NodeId)}.
  23      */
  24     @Test
  25     public void testDataPathIdFromNodeId() {
  26         String string = "openflow:";
  27         NodeId[] nodeIds = new NodeId[] {
  28                 // 0x00000000 000004d2
  29                 new NodeId(string + "1234"),
  30                 // 0x8db2089e 01391a86
  31                 new NodeId(string + "10210232779920710278"),
  32                 // 0xffffffff ffffffff
  33                 new NodeId(string + "18446744073709551615"),
  34         };
  35
  36         long[] expectedDPIDs = new long[] {
  37                 1234L,
  38                 -8236511293788841338L,
  39                 -1L
  40         };
  41
  42         for (int i = 0; i < nodeIds.length; i++) {
  43             BigInteger datapathId = InventoryDataServiceUtil.dataPathIdFromNodeId(nodeIds[i] );
  44             Assert.assertEquals(expectedDPIDs[i], datapathId.longValue());
  45         }
  46     }
  47
  48     /**
  49      * Test method for {@link InventoryDataServiceUtil#bigIntegerToPaddedHex(BigInteger)}.
  50      */
  51     @Test
  52     public void testLongToPaddedHex() {
  53         BigInteger[] dpids = new BigInteger[] {
  54                 // 0x00000000 000004d2
  55                 new BigInteger("1234"),
  56                 // 0x8db2089e 01391a86
  57                 new BigInteger("10210232779920710278"),
  58                 // 0xffffffff ffffffff
  59                 new BigInteger("18446744073709551615"),
  60         };
  61
  62         String[] expectedPaddedHexes = new String[] {
  63                 "00000000000004d2",
  64                 "8db2089e01391a86",
  65                 "ffffffffffffffff"
  66         };
  67
  68         for (int i = 0; i < dpids.length; i++) {
  69             String datapathIdHex = InventoryDataServiceUtil.bigIntegerToPaddedHex(dpids[i]);
  70             Assert.assertEquals(expectedPaddedHexes[i], datapathIdHex);
  71         }
  72     }
  73
  74 }