Examples with Packet com.yahoo.fs4.Packet used on opensource projects

Example 11 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class PacketDecoderTestCase method testOneAndAHalfPackets.

/**
 * In this testcase we have one and a half packet
 */
@Test
public void testOneAndAHalfPackets() throws BufferTooSmallException {
    int half = len / 2;
    ByteBuffer data = ByteBuffer.allocate(len + half);
    data.put(queryResultPacketData);
    data.put(queryResultPacketData, 0, half);
    assertEquals((len + half), data.position());
    data.flip();
    // the first packet we should be able to extract just fine
    BasicPacket p1 = PacketDecoder.extractPacket(data).packet;
    assertTrue(p1 instanceof QueryResultPacket);
    PacketDecoder.DecodedPacket p2 = PacketDecoder.extractPacket(data);
    assertTrue(p2 == null);
    // at this point the buffer should be ready for more
    // reading so position should be at the end and limit
    // should be at capacity
    assertEquals(half, data.position());
    assertEquals(data.capacity(), data.limit());
}

Example 12 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class PacketDecoderTestCase method testOnePacket.

/**
 * In this testcase we have exactly one packet which fills the
 * entire buffer
 */
@Test
public void testOnePacket() throws BufferTooSmallException {
    ByteBuffer data = ByteBuffer.allocate(len);
    data.put(queryResultPacketData);
    data.flip();
    // not really necessary for testing, but these help visualize
    // the state the buffer should be in so a reader of this test
    // will not have to
    assertEquals(0, data.position());
    assertEquals(len, data.limit());
    assertEquals(len, data.capacity());
    assertEquals(data.limit(), data.capacity());
    PacketDecoder.DecodedPacket p = PacketDecoder.extractPacket(data);
    assertTrue(p.packet instanceof QueryResultPacket);
    // now the buffer should have position == capacity == limit
    assertEquals(len, data.position());
    assertEquals(len, data.limit());
    assertEquals(len, data.capacity());
    // next call to decode on same bufer should result
    // in null and buffer should be reset for writing.
    p = PacketDecoder.extractPacket(data);
    assertTrue(p == null);
    // make sure the buffer is now ready for reading
    assertEquals(0, data.position());
    assertEquals(len, data.limit());
    assertEquals(len, data.capacity());
}

Example 13 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class PacketDecoderTestCase method testThreeBytesPacket.

/**
 * In this testcase we only have 3 bytes so we can't
 * even determine the size of the packet.
 */
@Test
public void testThreeBytesPacket() throws BufferTooSmallException {
    ByteBuffer data = ByteBuffer.allocate(len);
    data.put(queryResultPacketData, 0, 3);
    data.flip();
    // packetLength() should return -1 since we don't even have
    // the size of the packet
    assertEquals(-1, PacketDecoder.packetLength(data));
    // since we can't determine the size we don't get a packet.
    // the buffer should now be at offset 3 so we can read more
    // data and limit should be set to capacity
    PacketDecoder.DecodedPacket p = PacketDecoder.extractPacket(data);
    assertTrue(p == null);
    assertEquals(3, data.position());
    assertEquals(len, data.limit());
    assertEquals(len, data.capacity());
}

Example 14 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class QueryResultTestCase method testDecodeQueryResultMoreHits.

@Test
public void testDecodeQueryResultMoreHits() {
    byte[] packetData = new byte[] { 0, 0, 0, 100, 0, 0, 0, 217 - 256, 0, 0, 0, 1, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 5, 0x40, 0x39, 0, 0, 0, 0, 0, 0, 0, 0, 0, 111, 0, 6, 0, 5, 0, 0, 0, 0, 0, 0, 0, 89, 0, 0, 0, 0, 0, 0, 0, 90, 0, 0, 0, 0, 0, 0, 0, 91, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x40, 0x37, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0x40, 0x35, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 37 };
    ByteBuffer buffer = ByteBuffer.allocate(200);
    buffer.put(packetData);
    buffer.flip();
    BasicPacket packet = PacketDecoder.decode(buffer);
    assertTrue(packet instanceof QueryResultPacket);
    QueryResultPacket result = (QueryResultPacket) packet;
    assertEquals(2, result.getDocuments().size());
    DocumentInfo document1 = result.getDocuments().get(0);
    assertEquals(gid1, document1.getGlobalId());
    DocumentInfo document2 = result.getDocuments().get(1);
    assertEquals(gid2, document2.getGlobalId());
    assertEquals(6, result.getNodesQueried());
    assertEquals(5, result.getNodesReplied());
}

Example 15 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class QueryResultTestCase method testDecodeQueryResultX.

@Test
public void testDecodeQueryResultX() {
    byte[] packetData = new byte[] { 0, 0, 0, 100, 0, 0, 0, 217 - 256, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 5, 0x40, 0x39, 0, 0, 0, 0, 0, 0, 0, 0, 0, 111, 0, 0, 0, 0, 0, 0, 0, 89, 0, 0, 0, 0, 0, 0, 0, 90, 0, 0, 0, 0, 0, 0, 0, 91, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x40, 0x37, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 36, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0x40, 0x35, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 37 };
    ByteBuffer buffer = ByteBuffer.allocate(200);
    buffer.put(packetData);
    buffer.flip();
    BasicPacket packet = PacketDecoder.decode(buffer);
    assertTrue(packet instanceof QueryResultPacket);
    QueryResultPacket result = (QueryResultPacket) packet;
    assertTrue(result.getMldFeature());
    assertEquals(5, result.getTotalDocumentCount());
    assertEquals(25, result.getMaxRank());
    assertEquals(111, result.getDocstamp());
    assertEquals(89, result.getCoverageDocs());
    assertEquals(90, result.getActiveDocs());
    assertEquals(91, result.getSoonActiveDocs());
    assertEquals(1, result.getDegradedReason());
    assertEquals(2, result.getDocuments().size());
    DocumentInfo document1 = result.getDocuments().get(0);
    assertEquals(gid1, document1.getGlobalId());
    assertEquals(23.0, document1.getMetric(), delta);
    assertEquals(7, document1.getPartId());
    assertEquals(36, document1.getDistributionKey());
    DocumentInfo document2 = result.getDocuments().get(1);
    assertEquals(gid2, document2.getGlobalId());
    assertEquals(21.0, document2.getMetric(), delta);
    assertEquals(8, document2.getPartId());
    assertEquals(37, document2.getDistributionKey());
}