@Test
public void shouldEncodeAndDecodeClientMessageCorrectly_withPayLoadData_multipleMessages()
throws UnsupportedEncodingException {
SafeBuffer byteBuffer = new SafeBuffer(new byte[1024]);
ClientMessage cmEncode = TestClientMessage.createForEncode(byteBuffer, 0);
cmEncode
.setMessageType(7)
.setVersion((short) 3)
.addFlag(ClientMessage.BEGIN_AND_END_FLAGS)
.setCorrelationId(1)
.setPartitionId(77);
cmEncode.set(BYTE_DATA);
cmEncode.updateFrameLength();
final int calculatedFrame1Size =
ClientMessage.HEADER_SIZE + ParameterUtil.calculateByteArrayDataSize(BYTE_DATA);
final int nexMessageOffset = cmEncode.getFrameLength();
ClientMessage cmEncode2 = TestClientMessage.createForEncode(byteBuffer, nexMessageOffset);
cmEncode2
.setMessageType(7)
.setVersion((short) 3)
.addFlag(ClientMessage.BEGIN_AND_END_FLAGS)
.setCorrelationId(2)
.setPartitionId(77);
cmEncode2.set(BYTE_DATA);
cmEncode2.updateFrameLength();
final int calculatedFrame2Size =
ClientMessage.HEADER_SIZE + ParameterUtil.calculateByteArrayDataSize(BYTE_DATA);
ClientMessage cmDecode1 = ClientMessage.createForDecode(byteBuffer, 0);
final byte[] cmDecodeVarData = cmDecode1.getByteArray();
assertEquals(7, cmDecode1.getMessageType());
assertEquals(3, cmDecode1.getVersion());
assertEquals(ClientMessage.BEGIN_AND_END_FLAGS, cmDecode1.getFlags());
assertEquals(1, cmDecode1.getCorrelationId());
assertEquals(77, cmDecode1.getPartitionId());
assertEquals(calculatedFrame1Size, cmDecode1.getFrameLength());
assertArrayEquals(cmDecodeVarData, BYTE_DATA);
ClientMessage cmDecode2 = ClientMessage.createForDecode(byteBuffer, cmDecode1.getFrameLength());
byte[] cmDecodeVarData2 = cmDecode2.getByteArray();
assertEquals(7, cmDecode2.getMessageType());
assertEquals(3, cmDecode2.getVersion());
assertEquals(ClientMessage.BEGIN_AND_END_FLAGS, cmDecode2.getFlags());
assertEquals(2, cmDecode2.getCorrelationId());
assertEquals(77, cmDecode2.getPartitionId());
assertEquals(calculatedFrame2Size, cmDecode2.getFrameLength());
assertArrayEquals(cmDecodeVarData2, BYTE_DATA);
}
@Test
public void shouldEncodeWithOldVersionAndDecodeWithNewVersionCorrectly_withPayLoadData()
throws UnsupportedEncodingException {
SafeBuffer byteBuffer = new SafeBuffer(new byte[1024]);
ClientMessage cmEncode = TestClientMessage.createForEncode(byteBuffer, 0);
cmEncode
.setMessageType(7)
.setVersion((short) 3)
.addFlag(ClientMessage.BEGIN_AND_END_FLAGS)
.setCorrelationId(66)
.setPartitionId(77);
final int calculatedFrameSize =
ClientMessage.HEADER_SIZE + ParameterUtil.calculateByteArrayDataSize(BYTE_DATA);
cmEncode.set(BYTE_DATA);
cmEncode.updateFrameLength();
ClientMessage cmDecode = FutureClientMessage.createForDecode(byteBuffer, 0);
final byte[] cmDecodeVarData1 = cmDecode.getByteArray();
assertEquals(7, cmDecode.getMessageType());
assertEquals(3, cmDecode.getVersion());
assertEquals(ClientMessage.BEGIN_AND_END_FLAGS, cmDecode.getFlags());
assertEquals(66, cmDecode.getCorrelationId());
assertEquals(77, cmDecode.getPartitionId());
assertEquals(calculatedFrameSize, cmDecode.getFrameLength());
assertArrayEquals(cmDecodeVarData1, BYTE_DATA);
}
@Test
public void shouldEncodeAndDecodeClientMessageCorrectly_withPayLoadData_fromOffset()
throws UnsupportedEncodingException {
SafeBuffer byteBuffer = new SafeBuffer(new byte[150]);
int offset = 100;
ClientMessage cmEncode = TestClientMessage.createForEncode(byteBuffer, offset);
cmEncode
.setMessageType(7)
.setVersion((short) 3)
.addFlag(ClientMessage.BEGIN_AND_END_FLAGS)
.setCorrelationId(66)
.setPartitionId(77);
byte[] bytes = VAR_DATA_STR_1.getBytes();
final int calculatedFrameSize =
ClientMessage.HEADER_SIZE
+ Bits.INT_SIZE_IN_BYTES
+ ParameterUtil.calculateByteArrayDataSize(bytes);
cmEncode.set(1);
cmEncode.set(bytes);
cmEncode.updateFrameLength();
ClientMessage cmDecode = ClientMessage.createForDecode(byteBuffer, offset);
assertEquals(1, cmDecode.getInt());
assertArrayEquals(bytes, cmDecode.getByteArray());
assertEquals(calculatedFrameSize, cmDecode.getFrameLength());
}
@Test
public void shouldEncodeAndDecodeClientMessageCorrectly_withPayLoadData()
throws UnsupportedEncodingException {
SafeBuffer byteBuffer = new SafeBuffer(new byte[1024]);
ClientMessage cmEncode = TestClientMessage.createForEncode(byteBuffer, 0);
cmEncode
.setMessageType(7)
.setVersion((short) 3)
.addFlag(ClientMessage.BEGIN_AND_END_FLAGS)
.setCorrelationId(66)
.setPartitionId(77);
final byte[] data1 = VAR_DATA_STR_1.getBytes(DEFAULT_ENCODING);
final int calculatedFrameSize =
ClientMessage.HEADER_SIZE + ParameterUtil.calculateByteArrayDataSize(data1);
cmEncode.set(data1);
cmEncode.updateFrameLength();
ClientMessage cmDecode = ClientMessage.createForDecode(byteBuffer, 0);
byte[] cmDecodeVarData1 = cmDecode.getByteArray();
assertEquals(calculatedFrameSize, cmDecode.getFrameLength());
assertArrayEquals(cmDecodeVarData1, data1);
}
@Test
public void shouldEncodeClientMessageCorrectly() {
ByteBuffer byteBuffer = ByteBuffer.allocate(512);
SafeBuffer safeBuffer = new SafeBuffer(byteBuffer.array());
ClientMessage cmEncode = TestClientMessage.createForEncode(safeBuffer, 0);
cmEncode
.setMessageType(0x1122)
.setVersion((short) 0xEF)
.addFlag(ClientMessage.BEGIN_AND_END_FLAGS)
.setCorrelationId(0x12345678)
.setPartitionId(0x11223344);
// little endian
// FRAME LENGTH
assertThat(byteBuffer.get(0), is((byte) ClientMessage.HEADER_SIZE));
assertThat(byteBuffer.get(1), is((byte) 0));
assertThat(byteBuffer.get(2), is((byte) 0));
assertThat(byteBuffer.get(3), is((byte) 0));
// VERSION
assertThat(byteBuffer.get(4), is((byte) 0xEF));
// FLAGS
assertThat(byteBuffer.get(5), is((byte) 0xC0));
// TYPE
assertThat(byteBuffer.get(6), is((byte) 0x22));
assertThat(byteBuffer.get(7), is((byte) 0x11));
// setCorrelationId
assertThat(byteBuffer.get(8), is((byte) 0x78));
assertThat(byteBuffer.get(9), is((byte) 0x56));
assertThat(byteBuffer.get(10), is((byte) 0x34));
assertThat(byteBuffer.get(11), is((byte) 0x12));
// setPartitionId
assertThat(byteBuffer.get(12), is((byte) 0x44));
assertThat(byteBuffer.get(13), is((byte) 0x33));
assertThat(byteBuffer.get(14), is((byte) 0x22));
assertThat(byteBuffer.get(15), is((byte) 0x11));
// data offset
assertThat(byteBuffer.get(16), is((byte) ClientMessage.HEADER_SIZE));
assertThat(byteBuffer.get(17), is((byte) 0x00));
}
@Test
public void testUnsignedFields() throws IOException {
ClientProtocolBuffer buffer = new SafeBuffer(new byte[18]);
ClientMessage cmEncode = ClientMessage.createForEncode(buffer, 0);
cmEncode.setVersion((short) (Byte.MAX_VALUE + 10));
cmEncode.setMessageType(Short.MAX_VALUE + 10);
cmEncode.setDataOffset((int) Short.MAX_VALUE + 10);
cmEncode.setCorrelationId(Short.MAX_VALUE + 10);
ClientMessage cmDecode = ClientMessage.createForDecode(buffer, 0);
assertEquals(Byte.MAX_VALUE + 10, cmDecode.getVersion());
assertEquals(Short.MAX_VALUE + 10, cmDecode.getMessageType());
assertEquals((int) Short.MAX_VALUE + 10, cmDecode.getDataOffset());
}
@Test
public void shouldEncodeAndDecodeClientMessageCorrectly() {
SafeBuffer byteBuffer = new SafeBuffer(new byte[512]);
ClientMessage cmEncode = TestClientMessage.createForEncode(byteBuffer, 0);
cmEncode
.setMessageType(7)
.setVersion((short) 3)
.addFlag(ClientMessage.BEGIN_AND_END_FLAGS)
.setCorrelationId(66)
.setPartitionId(77);
ClientMessage cmDecode = ClientMessage.createForDecode(byteBuffer, 0);
assertEquals(7, cmDecode.getMessageType());
assertEquals(3, cmDecode.getVersion());
assertEquals(ClientMessage.BEGIN_AND_END_FLAGS, cmDecode.getFlags());
assertEquals(66, cmDecode.getCorrelationId());
assertEquals(77, cmDecode.getPartitionId());
assertEquals(ClientMessage.HEADER_SIZE, cmDecode.getFrameLength());
}