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gnss-sdr/src/tests/unit-tests/signal-processing-blocks/adapter/adapter_test.cc

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/*!
* \file adapter_test.cc
* \brief This file implements tests for the DataTypeAdapter block
* \author Carles Fernandez-Prades, 2017. cfernandez(at)cttc.es
*
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GNSS-SDR is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include <algorithm>
#include <cstdint>
#include <fstream>
#include <iterator>
#include <system_error>
#include <vector>
#include <gnuradio/blocks/file_source.h>
#include <gtest/gtest.h>
#include <volk_gnsssdr/volk_gnsssdr.h>
#include "byte_to_short.h"
#include "ibyte_to_cbyte.h"
#include "ibyte_to_complex.h"
#include "ibyte_to_cshort.h"
#include "ishort_to_complex.h"
#include "ishort_to_cshort.h"
#include "in_memory_configuration.h"
class DataTypeAdapter : public ::testing::Test
{
public:
DataTypeAdapter();
~DataTypeAdapter();
int run_byte_to_short_block();
int run_ibyte_to_cbyte_block();
int run_ibyte_to_complex_block();
int run_ibyte_to_cshort_block();
int run_ishort_to_complex_block();
int run_ishort_to_cshort_block();
std::string file_name_input;
std::string file_name_output;
std::vector<int8_t> input_data_bytes;
std::vector<short> input_data_shorts;
};
DataTypeAdapter::DataTypeAdapter()
{
file_name_input = "adapter_test_input.dat";
file_name_output = "adapter_test_output.dat";
int8_t input_bytes[] = {2, 23, -1, 127, -127, 0};
short input_shorts[] = {2, 23, -1, 127, -127, 0, 255, 255};
const std::vector<int8_t> input_data_bytes_(input_bytes, input_bytes + sizeof(input_bytes) / sizeof(int8_t));
input_data_bytes = input_data_bytes_;
const std::vector<short> input_data_shorts_(input_shorts, input_shorts + sizeof(input_shorts) / sizeof(short));
input_data_shorts = input_data_shorts_;
}
DataTypeAdapter::~DataTypeAdapter() = default;
int DataTypeAdapter::run_ishort_to_cshort_block()
{
std::shared_ptr<ConfigurationInterface> config = std::make_shared<InMemoryConfiguration>();
config->set_property("Test.implementation", "Ishort_To_Cshort");
std::shared_ptr<IshortToCshort> ishort_to_cshort = std::make_shared<IshortToCshort>(config.get(), "Test", 1, 1);
std::string expected_implementation = "Ishort_To_Cshort";
EXPECT_EQ(expected_implementation, ishort_to_cshort->implementation());
std::ofstream ofs(file_name_input.c_str(), std::ofstream::binary);
for (std::vector<short>::const_iterator i = input_data_shorts.cbegin(); i != input_data_shorts.cend(); ++i)
{
short aux = *i;
ofs.write(reinterpret_cast<const char*>(&aux), sizeof(short));
}
ofs.close();
auto top_block = gr::make_top_block("Ishort_To_Cshort test");
auto file_source = gr::blocks::file_source::make(sizeof(short), file_name_input.c_str());
auto sink = gr::blocks::file_sink::make(sizeof(lv_16sc_t), file_name_output.c_str(), false);
EXPECT_NO_THROW({
top_block->connect(file_source, 0, ishort_to_cshort->get_left_block(), 0);
top_block->connect(ishort_to_cshort->get_right_block(), 0, sink, 0);
top_block->run();
});
return 0;
}
int DataTypeAdapter::run_ishort_to_complex_block()
{
std::shared_ptr<ConfigurationInterface> config = std::make_shared<InMemoryConfiguration>();
config->set_property("Test.implementation", "Ishort_To_Complex");
std::shared_ptr<IshortToComplex> ishort_to_complex = std::make_shared<IshortToComplex>(config.get(), "Test", 1, 1);
std::string expected_implementation = "Ishort_To_Complex";
EXPECT_EQ(expected_implementation, ishort_to_complex->implementation());
std::ofstream ofs(file_name_input.c_str(), std::ofstream::binary);
for (std::vector<short>::const_iterator i = input_data_shorts.cbegin(); i != input_data_shorts.cend(); ++i)
{
short aux = *i;
ofs.write(reinterpret_cast<const char*>(&aux), sizeof(short));
}
ofs.close();
auto top_block = gr::make_top_block("Ishort_To_Complex test");
auto file_source = gr::blocks::file_source::make(sizeof(short), file_name_input.c_str());
auto sink = gr::blocks::file_sink::make(sizeof(gr_complex), file_name_output.c_str(), false);
EXPECT_NO_THROW({
top_block->connect(file_source, 0, ishort_to_complex->get_left_block(), 0);
top_block->connect(ishort_to_complex->get_right_block(), 0, sink, 0);
top_block->run();
});
return 0;
}
int DataTypeAdapter::run_ibyte_to_cshort_block()
{
std::shared_ptr<ConfigurationInterface> config = std::make_shared<InMemoryConfiguration>();
config->set_property("Test.implementation", "Ibyte_To_Cshort");
std::shared_ptr<IbyteToCshort> ibyte_to_cshort = std::make_shared<IbyteToCshort>(config.get(), "Test", 1, 1);
std::string expected_implementation = "Ibyte_To_Cshort";
EXPECT_EQ(expected_implementation, ibyte_to_cshort->implementation());
std::ofstream ofs(file_name_input.c_str());
for (std::vector<int8_t>::const_iterator i = input_data_bytes.cbegin(); i != input_data_bytes.cend(); ++i)
{
ofs << *i;
}
ofs.close();
auto top_block = gr::make_top_block("Ibyte_To_Cshort test");
auto file_source = gr::blocks::file_source::make(sizeof(int8_t), file_name_input.c_str());
auto sink = gr::blocks::file_sink::make(sizeof(lv_16sc_t), file_name_output.c_str(), false);
EXPECT_NO_THROW({
top_block->connect(file_source, 0, ibyte_to_cshort->get_left_block(), 0);
top_block->connect(ibyte_to_cshort->get_right_block(), 0, sink, 0);
top_block->run();
});
return 0;
}
int DataTypeAdapter::run_ibyte_to_complex_block()
{
std::shared_ptr<ConfigurationInterface> config = std::make_shared<InMemoryConfiguration>();
config->set_property("Test.implementation", "Ibyte_To_Complex");
std::shared_ptr<IbyteToComplex> ibyte_to_complex = std::make_shared<IbyteToComplex>(config.get(), "Test", 1, 1);
std::string expected_implementation = "Ibyte_To_Complex";
EXPECT_EQ(expected_implementation, ibyte_to_complex->implementation());
std::ofstream ofs(file_name_input.c_str());
for (std::vector<int8_t>::const_iterator i = input_data_bytes.cbegin(); i != input_data_bytes.cend(); ++i)
{
ofs << *i;
}
ofs.close();
auto top_block = gr::make_top_block("Ibyte_To_Complex test");
auto file_source = gr::blocks::file_source::make(sizeof(int8_t), file_name_input.c_str());
auto sink = gr::blocks::file_sink::make(sizeof(gr_complex), file_name_output.c_str(), false);
EXPECT_NO_THROW({
top_block->connect(file_source, 0, ibyte_to_complex->get_left_block(), 0);
top_block->connect(ibyte_to_complex->get_right_block(), 0, sink, 0);
top_block->run();
});
return 0;
}
int DataTypeAdapter::run_ibyte_to_cbyte_block()
{
std::shared_ptr<ConfigurationInterface> config = std::make_shared<InMemoryConfiguration>();
config->set_property("Test.implementation", "Ibyte_To_Cbyte");
std::shared_ptr<IbyteToCbyte> ibyte_to_cbyte = std::make_shared<IbyteToCbyte>(config.get(), "Test", 1, 1);
std::string expected_implementation = "Ibyte_To_Cbyte";
EXPECT_EQ(expected_implementation, ibyte_to_cbyte->implementation());
std::ofstream ofs(file_name_input.c_str());
for (std::vector<int8_t>::const_iterator i = input_data_bytes.cbegin(); i != input_data_bytes.cend(); ++i)
{
ofs << *i;
}
ofs.close();
auto top_block = gr::make_top_block("Ibyte_To_Cbyte test");
auto file_source = gr::blocks::file_source::make(sizeof(int8_t), file_name_input.c_str());
auto sink = gr::blocks::file_sink::make(sizeof(short), file_name_output.c_str(), false);
EXPECT_NO_THROW({
top_block->connect(file_source, 0, ibyte_to_cbyte->get_left_block(), 0);
top_block->connect(ibyte_to_cbyte->get_right_block(), 0, sink, 0);
top_block->run();
});
return 0;
}
int DataTypeAdapter::run_byte_to_short_block()
{
std::shared_ptr<ConfigurationInterface> config = std::make_shared<InMemoryConfiguration>();
config->set_property("Test.implementation", "Byte_To_Short");
std::shared_ptr<ByteToShort> byte_to_short = std::make_shared<ByteToShort>(config.get(), "Test", 1, 1);
std::string expected_implementation = "Byte_To_Short";
EXPECT_EQ(expected_implementation, byte_to_short->implementation());
std::ofstream ofs(file_name_input.c_str());
for (std::vector<int8_t>::const_iterator i = input_data_bytes.cbegin(); i != input_data_bytes.cend(); ++i)
{
ofs << *i;
}
ofs.close();
auto top_block = gr::make_top_block("Byte_To_Short test");
auto file_source = gr::blocks::file_source::make(sizeof(int8_t), file_name_input.c_str());
auto sink = gr::blocks::file_sink::make(sizeof(int16_t), file_name_output.c_str(), false);
EXPECT_NO_THROW({
top_block->connect(file_source, 0, byte_to_short->get_left_block(), 0);
top_block->connect(byte_to_short->get_right_block(), 0, sink, 0);
top_block->run();
});
return 0;
}
TEST_F(DataTypeAdapter, ByteToShortValidationOfResults)
{
run_byte_to_short_block();
std::ifstream ifs(file_name_output.data(), std::ifstream::binary | std::ifstream::in);
int16_t iSample;
int i = 0;
try
{
while (ifs.read(reinterpret_cast<char*>(&iSample), sizeof(int16_t)))
{
EXPECT_EQ(input_data_bytes.at(i), static_cast<int8_t>(iSample / 256)); // Scale down!
i++;
}
}
catch (std::system_error& e)
{
std::cerr << e.code().message() << std::endl;
}
ifs.close();
ASSERT_EQ(remove(file_name_input.c_str()), 0) << "Problem deleting temporary file";
ASSERT_EQ(remove(file_name_output.c_str()), 0) << "Problem deleting temporary file";
}
TEST_F(DataTypeAdapter, IbyteToCbyteValidationOfResults)
{
run_ibyte_to_cbyte_block();
std::ifstream ifs(file_name_output.data(), std::ifstream::binary | std::ifstream::in);
lv_8sc_t iSample;
int i = 0;
try
{
while (ifs.read(reinterpret_cast<char*>(&iSample), sizeof(lv_8sc_t)))
{
EXPECT_EQ(input_data_bytes.at(i), iSample.real());
i++;
EXPECT_EQ(input_data_bytes.at(i), iSample.imag());
i++;
}
}
catch (std::system_error& e)
{
std::cerr << e.code().message() << std::endl;
}
ifs.close();
ASSERT_EQ(remove(file_name_input.c_str()), 0) << "Problem deleting temporary file";
ASSERT_EQ(remove(file_name_output.c_str()), 0) << "Problem deleting temporary file";
}
TEST_F(DataTypeAdapter, IbyteToComplexValidationOfResults)
{
run_ibyte_to_cbyte_block();
std::ifstream ifs(file_name_output.data(), std::ifstream::binary | std::ifstream::in);
gr_complex iSample;
int i = 0;
try
{
while (ifs.read(reinterpret_cast<char*>(&iSample), sizeof(gr_complex)))
{
EXPECT_EQ(input_data_bytes.at(i), static_cast<int8_t>(iSample.real()));
i++;
EXPECT_EQ(input_data_bytes.at(i), static_cast<int8_t>(iSample.imag()));
i++;
}
}
catch (std::system_error& e)
{
std::cerr << e.code().message() << std::endl;
}
ifs.close();
ASSERT_EQ(remove(file_name_input.c_str()), 0) << "Problem deleting temporary file";
ASSERT_EQ(remove(file_name_output.c_str()), 0) << "Problem deleting temporary file";
}
TEST_F(DataTypeAdapter, IbyteToCshortValidationOfResults)
{
run_ibyte_to_cshort_block();
std::ifstream ifs(file_name_output.data(), std::ifstream::binary | std::ifstream::in);
lv_16sc_t iSample;
int i = 0;
try
{
while (ifs.read(reinterpret_cast<char*>(&iSample), sizeof(lv_16sc_t)))
{
EXPECT_EQ(input_data_bytes.at(i), static_cast<int8_t>(iSample.real()));
i++;
EXPECT_EQ(input_data_bytes.at(i), static_cast<int8_t>(iSample.imag()));
i++;
}
}
catch (std::system_error& e)
{
std::cerr << e.code().message() << std::endl;
}
ifs.close();
ASSERT_EQ(remove(file_name_input.c_str()), 0) << "Problem deleting temporary file";
ASSERT_EQ(remove(file_name_output.c_str()), 0) << "Problem deleting temporary file";
}
TEST_F(DataTypeAdapter, IshortToComplexValidationOfResults)
{
run_ishort_to_complex_block();
std::ifstream ifs(file_name_output.data(), std::ifstream::binary | std::ifstream::in);
gr_complex iSample;
int i = 0;
try
{
while (ifs.read(reinterpret_cast<char*>(&iSample), sizeof(gr_complex)))
{
EXPECT_EQ(input_data_shorts.at(i), static_cast<short>(iSample.real()));
i++;
EXPECT_EQ(input_data_shorts.at(i), static_cast<short>(iSample.imag()));
i++;
}
}
catch (std::system_error& e)
{
std::cerr << e.code().message() << std::endl;
}
ifs.close();
ASSERT_EQ(remove(file_name_input.c_str()), 0) << "Problem deleting temporary file";
ASSERT_EQ(remove(file_name_output.c_str()), 0) << "Problem deleting temporary file";
}
TEST_F(DataTypeAdapter, IshortToCshortValidationOfResults)
{
run_ishort_to_cshort_block();
std::ifstream ifs(file_name_output.data(), std::ifstream::binary | std::ifstream::in);
lv_16sc_t iSample;
int i = 0;
try
{
while (ifs.read(reinterpret_cast<char*>(&iSample), sizeof(lv_16sc_t)))
{
EXPECT_EQ(input_data_shorts.at(i), static_cast<short>(iSample.real()));
i++;
EXPECT_EQ(input_data_shorts.at(i), static_cast<short>(iSample.imag()));
i++;
}
}
catch (std::system_error& e)
{
std::cerr << e.code().message() << std::endl;
}
ifs.close();
ASSERT_EQ(remove(file_name_input.c_str()), 0) << "Problem deleting temporary file";
ASSERT_EQ(remove(file_name_output.c_str()), 0) << "Problem deleting temporary file";
}
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