test/nmea/Test_nmea_io.cpp

   1 #include <gtest/gtest.h>
   2 #include <marnav/nmea/io.hpp>
   3 #include <marnav/nmea/angle.hpp>
   4 #include <locale>
   5
   6 namespace
   7 {
   8
   9 using namespace marnav;
  10
  11 class Test_nmea_io : public ::testing::Test
  12 {
  13 };
  14
  15 TEST_F(Test_nmea_io, read_empty_latitude_string)
  16 {
  17         geo::latitude lat{12.3};
  18         nmea::read("", lat);
  19
  20         EXPECT_DOUBLE_EQ(geo::latitude{}, lat);
  21 }
  22
  23 TEST_F(Test_nmea_io, read_empty_longitude_string)
  24 {
  25         geo::longitude lon{123.4};
  26         nmea::read("", lon);
  27
  28         EXPECT_DOUBLE_EQ(geo::longitude{}, lon);
  29 }
  30
  31 TEST_F(Test_nmea_io, read_int32_positive_hex)
  32 {
  33         const std::string s{"abc"};
  34         int32_t val = 0;
  35
  36         read(s, val, nmea::data_format::hex);
  37
  38         EXPECT_EQ(0xabc, val);
  39 }
  40
  41 TEST_F(Test_nmea_io, read_int32_negative_hex)
  42 {
  43         const std::string s{"-abc"};
  44         int32_t val = 0;
  45
  46         read(s, val, nmea::data_format::hex);
  47
  48         EXPECT_EQ(-0xabc, val);
  49 }
  50
  51 TEST_F(Test_nmea_io, format_int32_hex)
  52 {
  53         const int32_t val = 0xabcd;
  54         auto s = nmea::format(val, 1, nmea::data_format::hex);
  55
  56         EXPECT_STREQ("abcd", s.c_str());
  57 }
  58
  59 TEST_F(Test_nmea_io, format_int32_none)
  60 {
  61         const int32_t val = -10;
  62         auto s = nmea::format(val, 1, nmea::data_format::none);
  63
  64         EXPECT_STREQ("-10", s.c_str());
  65 }
  66
  67 TEST_F(Test_nmea_io, format_uint32_none)
  68 {
  69         const uint32_t val = 10;
  70         auto s = nmea::format(val, 1, nmea::data_format::none);
  71
  72         EXPECT_STREQ("10", s.c_str());
  73 }
  74
  75 TEST_F(Test_nmea_io, read_double_classic_locale)
  76 {
  77         auto old_locale = std::locale::global(std::locale::classic());
  78
  79         double result = 0.0;
  80         marnav::nmea::read("3.14159", result);
  81
  82         EXPECT_DOUBLE_EQ(3.14159, result);
  83
  84         std::locale::global(old_locale);
  85 }
  86
  87 TEST_F(Test_nmea_io, read_double_french_locale)
  88 {
  89         std::locale old_locale;
  90
  91         try {
  92                 old_locale = std::locale::global(std::locale("fr_FR.UTF-8"));
  93         } catch (...) {
  94                 // locale not supported, disabling the test
  95
  96                 // locale needs to be supported by the system, example for ubuntu:
  97                 // $ sudo locale-gen fr_FR.UTF-8
  98
  99                 return; // TODO: use GTEST_SKIP() after upgrade to googletest >= 1.10.0
 100         }
 101
 102         double result = 0.0;
 103         marnav::nmea::read("3.14159", result);
 104
 105         EXPECT_DOUBLE_EQ(3.14159, result);
 106
 107         std::locale::global(old_locale);
 108 }
 109
 110 TEST_F(Test_nmea_io, format_double_classic_locale)
 111 {
 112         auto old_locale = std::locale::global(std::locale::classic());
 113
 114         EXPECT_STREQ("3.142", marnav::nmea::format(3.14159, 3).c_str());
 115         EXPECT_STREQ("3.1416", marnav::nmea::format(3.14159, 4).c_str());
 116         EXPECT_STREQ("3.14159", marnav::nmea::format(3.14159, 5).c_str());
 117         EXPECT_STREQ("33.66", marnav::nmea::format(33.66, 2).c_str());
 118         EXPECT_STREQ("33.660", marnav::nmea::format(33.66, 3).c_str());
 119
 120         std::locale::global(old_locale);
 121 }
 122
 123 TEST_F(Test_nmea_io, format_double_french_locale)
 124 {
 125         std::locale old_locale;
 126
 127         try {
 128                 old_locale = std::locale::global(std::locale("fr_FR.UTF-8"));
 129         } catch (...) {
 130                 // locale not supported, disabling the test
 131
 132                 // locale needs to be supported by the system, example for ubuntu:
 133                 // $ sudo locale-gen fr_FR.UTF-8
 134
 135                 return; // TODO: use GTEST_SKIP() after upgrade to googletest >= 1.10.0
 136         }
 137
 138         EXPECT_STREQ("3.142", marnav::nmea::format(3.14159, 3).c_str());
 139         EXPECT_STREQ("3.1416", marnav::nmea::format(3.14159, 4).c_str());
 140         EXPECT_STREQ("3.14159", marnav::nmea::format(3.14159, 5).c_str());
 141         EXPECT_STREQ("33.66", marnav::nmea::format(33.66, 2).c_str());
 142         EXPECT_STREQ("33.660", marnav::nmea::format(33.66, 3).c_str());
 143
 144         std::locale::global(old_locale);
 145         std::locale::global(old_locale);
 146 }
 147 }