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OpenLCP/test/test_sacn.cpp

128 lines
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C++

/*
test_sacn.cpp
Copyright (c) 2021 Kevin Matz (kevin.matz@gmail.com)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#include <gtest/gtest.h>
#include <node.h>
TEST(sACN, stream_in)
{
sACN::Node node;
uint8_t e131_data[638] = {0}; //!< Table 4-1: E1.31 Data Packet
// Root Layer (See Section 5)
// Preamble Size
e131_data[1] = 0x10;
// Post-amble Size
// ACN Packet Identifier
e131_data[4] = 0x41;
e131_data[5] = 0x53;
e131_data[6] = 0x43;
e131_data[7] = 0x2d;
e131_data[8] = 0x45;
e131_data[9] = 0x31;
e131_data[10] = 0x2e;
e131_data[11] = 0x31;
e131_data[12] = 0x37;
// Flags and Length
e131_data[16] = 0x72;
e131_data[17] = 0x6e;
// Vector
e131_data[21] = 0x04; //!< VECTOR_ROOT_E131_DATA
// CID
// E1.31 Framing Layer (See Section 6)
// Flags and Length
e131_data[38] = 0x72;
e131_data[39] = 0x58;
// Vector
e131_data[43] = 0x02; //!< VECTOR_E131_DATA_PACKET
// Source Name
// Priority
e131_data[108] = 0x64; //!< priority 100
// Synchronization Address
// Sequence Number
// Options
// Universe
// DMP Layer (See Section 7)
// Flags and Length
e131_data[115] = 0x72;
e131_data[116] = 0x0b;
// Vector
e131_data[117] = 0x02; //!< VECTOR_DMP_SET_PROPERTY
// Address Type & Data Type
e131_data[118] = 0xa1;
// First Property Address
// Address Increment
e131_data[122] = 0x01;
// Property value count
e131_data[123] = 0x02;
e131_data[124] = 0x01;
// random CID
auto cid = UUID::uuid();
cid.uuid4();
for (int i = 0; i < UUID_LENGTH ; i++)
e131_data[22+i] = cid.bytes()[i];
// source description
auto desc = std::string("test suite's really long name that is exactly 64 characters lng");
for (size_t s = 0; s < (desc.size() > 64 ? 64 : desc.size()); s++)
e131_data[44+s] = desc.at(s);
uint8_t priority = 200;
e131_data[108] = priority;
// Universe
uint16_t univ = 63999;
e131_data[113] = univ >> 8; // high
e131_data[114] = univ & 0xff; // low
node.subscribe(univ);
// univ low byte on channel 512
e131_data[637] = univ & 0xff;
// send enough to get the rate up
for (int seq = 1; seq < 4; seq++)
{
e131_data[111] = seq; // sequence number
ACN::PDU::Stream stream(new bufferstream(e131_data, sizeof(e131_data)));
ASSERT_EQ(stream->data(), e131_data) << "failed to create stream";
node.UdpPayloadReceiver(stream);
}
auto universe = node.Receiver::universe(univ);
ASSERT_TRUE(universe) << "test setup failure";
EXPECT_DOUBLE_EQ(universe->rxRate(), 1.2) << "rate calucation mismatch";
auto metadata = universe->metadata();
ASSERT_TRUE(metadata) << "stream failure";
EXPECT_EQ(metadata->source_name, desc) << "Source Description mismatch";
EXPECT_EQ(metadata->universe, univ) << "universe number mismatch";
EXPECT_EQ(metadata->priority, priority) << "priority mismatch";
EXPECT_EQ(metadata->sync_address, 0) << "sync address mismatch";
EXPECT_EQ(universe->slot(512), (univ & 0xff)) << "slot 512 data mismatch";
node.unsubscribe(univ);
}