parser.t.cc

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#include <catch2/catch_test_macros.hpp>
#include <catch2/matchers/catch_matchers_vector.hpp>
#include "parser.h"
#include <sstream>
#include <fstream>
 
const Waveform<float> expected{
14, {1.1F, 2.2F, 3.3F}};
 
const Waveform<float> expected_negative{
-14, {1.1F, 2.2F, 3.3F}};
 
TEST_CASE("samples string separated by single spaces should not fail", "[parseWaveformSamples]")
{
  auto result = parseWaveformSamples<float>("14 3 1.1 2.2 3.3");
 
  REQUIRE(result.value() == expected);
}
 
TEST_CASE("samples string separated by multiple spaces should not fail", "[parseWaveformSamples]")
{
  auto result = parseWaveformSamples<float>("14 3 1.1  2.2 3.3");
 
  REQUIRE(result.value() == expected);
}
 
TEST_CASE("waveform id can be negative", "[parseWaveformSamples]")
{
  auto result = parseWaveformSamples<float>("-14 3 1.1  2.2 3.3");
 
  REQUIRE(result.value() == expected_negative);
}
 
 
TEST_CASE("if the waveform id is not an integer return std::nullopt", "[parseWaveformSamples]")
{
  auto result = parseWaveformSamples<float>("1.1 2.2 3.3");
 
  REQUIRE(result == std::nullopt);
}
 
TEST_CASE("if the number of samples is not an integer return std::nullopt", "[parseWaveformSamples]")
{
  auto result = parseWaveformSamples<float>("3 1.1 2.2 3.3");
 
  REQUIRE(result == std::nullopt);
}
 
TEST_CASE("an empty dom config should return std::nullopt", "[parseDOMConfiguration]")
{
  auto config = parseDOMConfiguration("");
  REQUIRE(config == std::nullopt);
}
 
TEST_CASE("an invalid dom config should return std::nullopt", "[parseDOMConfiguration]")
{
  // missing all but dom_id
  REQUIRE(parseDOMConfiguration("8102") == std::nullopt);
  // missing all but dom_id and number of probes
  REQUIRE(parseDOMConfiguration("8102 2") == std::nullopt);
  // number of probes cannot be 0
  REQUIRE(parseDOMConfiguration("8102 0") == std::nullopt);
  // announcing two probes but only half of one is present
  REQUIRE(parseDOMConfiguration("8102 2 3") == std::nullopt);
  // correct number of probes but missing last number = debug_write flag
  REQUIRE(parseDOMConfiguration("8102 2 28 2000 29 2000") == std::nullopt);
  // trailing stuff at the end
  REQUIRE(parseDOMConfiguration("8102 2 28 2000 29 2000 1 oups") == std::nullopt);
}
 
std::string valid_dom_config = "813536729 5 27 2000 -28 3001 34 4002 35 5003 48 6004 42";
 
TEST_CASE("a valid dom config should not return std::nullopt", "[parseDOMConfiguration]")
{
  auto config = parseDOMConfiguration(valid_dom_config);
  REQUIRE(config != std::nullopt);
}
 
TEST_CASE("check valid dom config", "[parseDOMConfiguration]")
{
  auto config = parseDOMConfiguration(valid_dom_config);
  REQUIRE(config.has_value() == true);
 
  const auto [dom_id, probe_configs, write_to_debug_flag] = config.value();
 
  REQUIRE(dom_id == 813536729);
  REQUIRE(probe_configs.size() == 5);
  REQUIRE(probe_configs[0].id == 27);
  REQUIRE(probe_configs[1].id == -28);
  REQUIRE(probe_configs[2].id == 34);
  REQUIRE(probe_configs[3].id == 35);
  REQUIRE(probe_configs[4].id == 48);
  REQUIRE(probe_configs[0].threshold == 2000);
  REQUIRE(probe_configs[1].threshold == 3001);
  REQUIRE(probe_configs[2].threshold == 4002);
  REQUIRE(probe_configs[3].threshold == 5003);
  REQUIRE(probe_configs[4].threshold == 6004);
  REQUIRE(write_to_debug_flag == 42);
}