/**
* Test that cloning works
*/
void RDMCommandTest::testPackWithParams() {
UID source(1, 2);
UID destination(3, 4);
UID new_source(7, 8);
RDMGetRequest get_command(source,
destination,
0, // transaction #
1, // port id
0, // message count
10, // sub device
296, // param id
NULL, // data
0); // data length
uint8_t *data = new uint8_t[get_command.Size()];
unsigned int length = get_command.Size();
CPPUNIT_ASSERT(get_command.PackWithControllerParams(
data, &length, new_source, 99, 10));
RDMRequest *command = RDMRequest::InflateFromData(data, length);
CPPUNIT_ASSERT(command);
CPPUNIT_ASSERT_EQUAL(new_source, command->SourceUID());
CPPUNIT_ASSERT_EQUAL(destination, command->DestinationUID());
CPPUNIT_ASSERT_EQUAL((uint8_t) 99, command->TransactionNumber());
CPPUNIT_ASSERT_EQUAL((uint8_t) 10, command->PortId());
CPPUNIT_ASSERT_EQUAL((uint8_t) 0, command->MessageCount());
CPPUNIT_ASSERT_EQUAL((uint16_t) 10, command->SubDevice());
CPPUNIT_ASSERT_EQUAL(RDMCommand::GET_COMMAND, command->CommandClass());
CPPUNIT_ASSERT_EQUAL((uint16_t) 296, command->ParamId());
CPPUNIT_ASSERT_EQUAL(static_cast<uint8_t*>(NULL), command->ParamData());
CPPUNIT_ASSERT_EQUAL((unsigned int) 0, command->ParamDataSize());
CPPUNIT_ASSERT_EQUAL((unsigned int) 25, command->Size());
delete[] data;
delete command;
string packed_request;
CPPUNIT_ASSERT(get_command.PackWithControllerParams(
&packed_request, new_source, 99, 10));
command = RDMRequest::InflateFromData(packed_request);
CPPUNIT_ASSERT(command);
CPPUNIT_ASSERT_EQUAL(new_source, command->SourceUID());
CPPUNIT_ASSERT_EQUAL(destination, command->DestinationUID());
CPPUNIT_ASSERT_EQUAL((uint8_t) 99, command->TransactionNumber());
CPPUNIT_ASSERT_EQUAL((uint8_t) 10, command->PortId());
CPPUNIT_ASSERT_EQUAL((uint8_t) 0, command->MessageCount());
CPPUNIT_ASSERT_EQUAL((uint16_t) 10, command->SubDevice());
CPPUNIT_ASSERT_EQUAL(RDMCommand::GET_COMMAND, command->CommandClass());
CPPUNIT_ASSERT_EQUAL((uint16_t) 296, command->ParamId());
CPPUNIT_ASSERT_EQUAL(static_cast<uint8_t*>(NULL), command->ParamData());
CPPUNIT_ASSERT_EQUAL((unsigned int) 0, command->ParamDataSize());
CPPUNIT_ASSERT_EQUAL((unsigned int) 25, command->Size());
delete command;
}
/**
* Test that cloning works
*/
void RDMCommandTest::testPack() {
UID source(1, 2);
UID destination(3, 4);
UID new_source(7, 8);
RDMGetRequest get_command(source,
destination,
0, // transaction #
1, // port id
0, // message count
10, // sub device
296, // param id
NULL, // data
0); // data length
unsigned int length = RDMCommandSerializer::RequiredSize(get_command);
uint8_t *data = new uint8_t[length];
OLA_ASSERT_TRUE(RDMCommandSerializer::Pack(
get_command, data, &length, new_source, 99, 10));
RDMRequest *command = RDMRequest::InflateFromData(data, length);
OLA_ASSERT_NOT_NULL(command);
OLA_ASSERT_EQ(new_source, command->SourceUID());
OLA_ASSERT_EQ(destination, command->DestinationUID());
OLA_ASSERT_EQ((uint8_t) 99, command->TransactionNumber());
OLA_ASSERT_EQ((uint8_t) 10, command->PortId());
OLA_ASSERT_EQ((uint8_t) 0, command->MessageCount());
OLA_ASSERT_EQ((uint16_t) 10, command->SubDevice());
OLA_ASSERT_EQ(RDMCommand::GET_COMMAND, command->CommandClass());
OLA_ASSERT_EQ((uint16_t) 296, command->ParamId());
OLA_ASSERT_EQ(static_cast<uint8_t*>(NULL), command->ParamData());
OLA_ASSERT_EQ(0u, command->ParamDataSize());
OLA_ASSERT_EQ(25u, RDMCommandSerializer::RequiredSize(*command));
delete[] data;
delete command;
}
/*
* Test that we can inflate RDM request messages correctly
*/
void RDMCommandTest::testRequestInflation() {
UID source(1, 2);
UID destination(3, 4);
RDMRequest *command = RDMRequest::InflateFromData(NULL, 10);
CPPUNIT_ASSERT_EQUAL(static_cast<RDMRequest*>(NULL), command);
string empty_string;
command = RDMRequest::InflateFromData(empty_string);
CPPUNIT_ASSERT_EQUAL(static_cast<RDMRequest*>(NULL), command);
// now try a proper command but with no length
command = RDMRequest::InflateFromData(EXPECTED_GET_BUFFER, 0);
CPPUNIT_ASSERT_EQUAL(static_cast<RDMRequest*>(NULL), command);
command = RDMRequest::InflateFromData(
EXPECTED_GET_BUFFER,
sizeof(EXPECTED_GET_BUFFER));
CPPUNIT_ASSERT(NULL != command);
RDMGetRequest expected_command(source,
destination,
0, // transaction #
1, // port id
0, // message count
10, // sub device
296, // param id
NULL, // data
0); // data length
CPPUNIT_ASSERT(expected_command == *command);
delete command;
string get_request_str(reinterpret_cast<char*>(EXPECTED_GET_BUFFER),
sizeof(EXPECTED_GET_BUFFER));
command = RDMRequest::InflateFromData(get_request_str);
CPPUNIT_ASSERT(NULL != command);
CPPUNIT_ASSERT(expected_command == *command);
delete command;
// now try a set request
command = RDMRequest::InflateFromData(
EXPECTED_SET_BUFFER,
sizeof(EXPECTED_SET_BUFFER));
CPPUNIT_ASSERT(NULL != command);
uint8_t expected_data[] = {0xa5, 0xa5, 0xa5, 0xa5};
CPPUNIT_ASSERT_EQUAL((unsigned int) 4, command->ParamDataSize());
CPPUNIT_ASSERT(0 == memcmp(expected_data, command->ParamData(),
command->ParamDataSize()));
delete command;
// set request as a string
string set_request_string(reinterpret_cast<char*>(EXPECTED_SET_BUFFER),
sizeof(EXPECTED_SET_BUFFER));
command = RDMRequest::InflateFromData(set_request_string);
CPPUNIT_ASSERT(NULL != command);
CPPUNIT_ASSERT_EQUAL((unsigned int) 4, command->ParamDataSize());
CPPUNIT_ASSERT(0 == memcmp(expected_data, command->ParamData(),
command->ParamDataSize()));
delete command;
// change the param length and make sure the checksum fails
uint8_t *bad_packet = new uint8_t[sizeof(EXPECTED_GET_BUFFER)];
memcpy(bad_packet, EXPECTED_GET_BUFFER, sizeof(EXPECTED_GET_BUFFER));
bad_packet[22] = 255;
command = RDMRequest::InflateFromData(
bad_packet,
sizeof(EXPECTED_GET_BUFFER));
CPPUNIT_ASSERT(NULL == command);
get_request_str[22] = 255;
command = RDMRequest::InflateFromData(get_request_str);
CPPUNIT_ASSERT(NULL == command);
// now make sure we can't pass a bad param length larger than the buffer
UpdateChecksum(bad_packet, sizeof(EXPECTED_GET_BUFFER));
command = RDMRequest::InflateFromData(
bad_packet,
sizeof(EXPECTED_GET_BUFFER));
CPPUNIT_ASSERT(NULL == command);
delete[] bad_packet;
// change the param length of another packet and make sure the checksum fails
bad_packet = new uint8_t[sizeof(EXPECTED_SET_BUFFER)];
memcpy(bad_packet, EXPECTED_SET_BUFFER, sizeof(EXPECTED_SET_BUFFER));
bad_packet[22] = 5;
UpdateChecksum(bad_packet, sizeof(EXPECTED_SET_BUFFER));
command = RDMRequest::InflateFromData(
bad_packet,
sizeof(EXPECTED_SET_BUFFER));
CPPUNIT_ASSERT(NULL == command);
delete[] bad_packet;
// now try to inflate a response
command = RDMRequest::InflateFromData(
EXPECTED_GET_RESPONSE_BUFFER,
sizeof(EXPECTED_GET_RESPONSE_BUFFER));
CPPUNIT_ASSERT_EQUAL(static_cast<RDMRequest*>(NULL), command);
string response_string(reinterpret_cast<char*>(EXPECTED_GET_RESPONSE_BUFFER),
sizeof(EXPECTED_GET_RESPONSE_BUFFER));
command = RDMRequest::InflateFromData(response_string);
CPPUNIT_ASSERT_EQUAL(static_cast<RDMRequest*>(NULL), command);
}