third-party/openflow-codec/src/test/java/org/openflow/codec/protocol/OFPHelloTest.java

   1 package org.openflow.codec.protocol;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5
   6 import junit.framework.TestCase;
   7
   8 import org.openflow.codec.io.DataBuffers;
   9 import org.openflow.codec.io.IDataBuffer;
  10 import org.openflow.codec.protocol.OFPHello;
  11 import org.openflow.codec.protocol.OFPHelloElemHeader;
  12 import org.openflow.codec.protocol.OFPHelloElemType;
  13 import org.openflow.codec.protocol.OFPHelloElemVersionBitmap;
  14
  15 public class OFPHelloTest extends TestCase {
  16
  17     private IDataBuffer buffer = DataBuffers.allocate(1024);
  18
  19     protected void tearDown() throws Exception {
  20         super.tearDown();
  21         buffer.clear();
  22     }
  23
  24     public void testHelloElemTypeMapping() throws Exception {
  25         TestCase.assertEquals(OFPHelloElemType.VERSIONBITMAP, OFPHelloElemType.valueOf((short) 1));
  26     }
  27
  28     public void testReadWrite() {
  29         OFPHello helloWriter = new OFPHello();
  30         List<OFPHelloElemHeader> elements = new ArrayList<OFPHelloElemHeader>();
  31         elements.add(OFPHelloElemType.VERSIONBITMAP.newInstance());
  32         helloWriter.setHelloElements(elements);
  33         helloWriter.writeTo(buffer);
  34         buffer.flip();
  35         OFPHello helloReader = new OFPHello();
  36         helloReader.readFrom(buffer);
  37         TestCase.assertEquals(helloWriter, helloReader);
  38     }
  39
  40     public void testReadWriteWithBitmap() {
  41         OFPHello helloWriter = new OFPHello();
  42         List<OFPHelloElemHeader> elements = new ArrayList<OFPHelloElemHeader>();
  43         OFPHelloElemVersionBitmap bitmap = (OFPHelloElemVersionBitmap) OFPHelloElemType.VERSIONBITMAP.newInstance();
  44         bitmap.setBitmaps(new int[] { 3, 1 });
  45         elements.add(bitmap);
  46         helloWriter.setHelloElements(elements);
  47         helloWriter.writeTo(buffer);
  48         buffer.flip();
  49         OFPHello helloReader = new OFPHello();
  50         helloReader.readFrom(buffer);
  51         TestCase.assertEquals(helloWriter, helloReader);
  52     }
  53
  54     public void testEqualHashcode() {
  55         OFPHello helloWriter = new OFPHello();
  56         List<OFPHelloElemHeader> elements = new ArrayList<OFPHelloElemHeader>();
  57         elements.add(OFPHelloElemType.VERSIONBITMAP.newInstance());
  58         helloWriter.setHelloElements(elements);
  59         helloWriter.writeTo(buffer);
  60         buffer.flip();
  61         OFPHello helloReader = new OFPHello();
  62         helloReader.readFrom(buffer);
  63         TestCase.assertEquals(helloWriter, helloReader);
  64         TestCase.assertEquals(helloWriter.hashCode(), helloReader.hashCode());
  65     }
  66
  67 }