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https://github.com/paulscherrerinstitute/sf_daq_buffer.git
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77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
#include <netinet/in.h>
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#include <jungfraujoch.hpp>
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#include "gtest/gtest.h"
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#include "../include/PacketBuffer.hpp"
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#include <thread>
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#include <chrono>
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#include <future>
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using namespace std;
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std::ostream &operator<<(std::ostream &os, jfjoch_packet_t const &packet) {
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os << "Frame number: " << packet.framenum << std::endl;
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os << "Packet number: " << packet.packetnum << std::endl;
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os << "Bunch id: " << packet.bunchid << std::endl;
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os << std::endl;
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return os;
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}
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class MockReceiver{
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public:
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uint64_t idx_packet = 42000;
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uint64_t packet_per_frame = 512;
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uint64_t num_bunches = 100;
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uint64_t num_packets =50;
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jfjoch_packet_t tmp;
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uint64_t receive_many(mmsghdr* msgs, const size_t n_msgs){
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// Receive 'num_packets numner of packets'
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for(int ii=0; ii<num_packets; ii++){
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tmp.framenum = idx_packet / packet_per_frame;
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tmp.bunchid = 1000 + idx_packet / packet_per_frame;
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tmp.packetnum = idx_packet % packet_per_frame;
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memcpy( msgs[ii].msg_hdr.msg_iov->iov_base, &tmp, sizeof(tmp));
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idx_packet++;
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}
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return num_packets;
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};
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};
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TEST(BufferUdpReceiver, packetbuffer_simple){
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PacketBuffer<jfjoch_packet_t, 128> p_buffer;
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MockReceiver mockery;
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uint64_t prev_bunch, prev_packet;
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jfjoch_packet_t p_pop;
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mockery.idx_packet = 7*512 + 13;
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mockery.num_packets = 25;
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p_buffer.fill_from(mockery);
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// First packet
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ASSERT_FALSE(p_buffer.is_empty());
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ASSERT_EQ(p_buffer.size(), 25);
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ASSERT_EQ(p_buffer.peek_front().bunchid, 1007);
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ASSERT_EQ(p_buffer.peek_front().packetnum, 13);
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prev_bunch = p_buffer.peek_front().bunchid;
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prev_packet = p_buffer.peek_front().packetnum;
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p_pop = p_buffer.pop_front();
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ASSERT_EQ(p_buffer.size(), 24);
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ASSERT_EQ(p_pop.bunchid, prev_bunch);
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ASSERT_EQ(p_pop.packetnum, prev_packet);
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ASSERT_EQ(p_buffer.peek_front().bunchid, prev_bunch);
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ASSERT_EQ(p_buffer.peek_front().packetnum, prev_packet+1);
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};
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