test/ais/Test_ais_rate_of_turn.cpp

   1 #include <marnav/ais/rate_of_turn.hpp>
   2 #include <gtest/gtest.h>
   3
   4 namespace
   5 {
   6 template <class T>
   7 constexpr T sqr(T x)
   8 {
   9         return x * x;
  10 }
  11
  12 using marnav::ais::rate_of_turn;
  13
  14 class Test_ais_rate_of_turn : public ::testing::Test
  15 {
  16 };
  17
  18 TEST_F(Test_ais_rate_of_turn, construction_default)
  19 {
  20         rate_of_turn r;
  21         EXPECT_EQ(rate_of_turn::no_information_available, r.raw());
  22 }
  23
  24 TEST_F(Test_ais_rate_of_turn, construction_explicit_raw_data)
  25 {
  26         const rate_of_turn::value_type a = rate_of_turn::no_information_available;
  27         rate_of_turn r(a);
  28         EXPECT_EQ(rate_of_turn::no_information_available, r.raw());
  29 }
  30
  31 TEST_F(Test_ais_rate_of_turn, construction_angle_throwing)
  32 {
  33         EXPECT_ANY_THROW(rate_of_turn(1000.0));
  34         EXPECT_ANY_THROW(rate_of_turn(714.35)); // approx. the nearest value to +0.0 that throws
  35         EXPECT_ANY_THROW(rate_of_turn(-1000.0));
  36         EXPECT_ANY_THROW(rate_of_turn(-714.35)); // approx. the nearest value to -0.0 that throws
  37 }
  38
  39 TEST_F(Test_ais_rate_of_turn, construction_angle_not_turning)
  40 {
  41         const rate_of_turn r(0.0);
  42         EXPECT_TRUE(r.is_not_turning());
  43 }
  44
  45 TEST_F(Test_ais_rate_of_turn, construction_angle_read_back)
  46 {
  47         static constexpr double data[] = {1.0, 2.0, 5.0, 10.0, 20.0, 50.0, 100.0, 200.0, 500.0};
  48
  49         for (const auto val : data) {
  50                 const rate_of_turn r(val);
  51                 EXPECT_NEAR(r.value(), val, 2.0);
  52         }
  53 }
  54
  55 TEST_F(Test_ais_rate_of_turn, available)
  56 {
  57         {
  58                 const rate_of_turn::value_type val = 1;
  59                 rate_of_turn r(val);
  60                 EXPECT_TRUE(r.available());
  61         }
  62         {
  63                 rate_of_turn r;
  64                 EXPECT_FALSE(r.available());
  65         }
  66 }
  67
  68 TEST_F(Test_ais_rate_of_turn, not_turning)
  69 {
  70         {
  71                 const rate_of_turn::value_type val = 1;
  72                 rate_of_turn r(val);
  73                 EXPECT_FALSE(r.is_not_turning());
  74         }
  75         {
  76                 const rate_of_turn::value_type val = rate_of_turn::not_turning;
  77                 rate_of_turn r(val);
  78                 EXPECT_TRUE(r.is_not_turning());
  79         }
  80 }
  81
  82 TEST_F(Test_ais_rate_of_turn, more_5deg_per_30s_right)
  83 {
  84         {
  85                 const rate_of_turn::value_type val = 1;
  86                 rate_of_turn r(val);
  87                 EXPECT_FALSE(r.is_more_5deg30s_right());
  88         }
  89         {
  90                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_right;
  91                 rate_of_turn r(val);
  92                 EXPECT_TRUE(r.is_more_5deg30s_right());
  93         }
  94         {
  95                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_right;
  96                 rate_of_turn r(val);
  97                 EXPECT_EQ(rate_of_turn::more_5deg_per_30s_right, r.raw());
  98         }
  99         {
 100                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_left;
 101                 rate_of_turn r(val);
 102                 EXPECT_FALSE(r.is_more_5deg30s_right());
 103         }
 104         {
 105                 const rate_of_turn::value_type val = rate_of_turn::not_turning;
 106                 rate_of_turn r(val);
 107                 EXPECT_FALSE(r.is_more_5deg30s_right());
 108         }
 109         {
 110                 rate_of_turn r;
 111                 EXPECT_FALSE(r.is_more_5deg30s_right());
 112         }
 113 }
 114
 115 TEST_F(Test_ais_rate_of_turn, more_5deg_per_30s_left)
 116 {
 117         {
 118                 const rate_of_turn::value_type val = 1;
 119                 rate_of_turn r(val);
 120                 EXPECT_FALSE(r.is_more_5deg30s_left());
 121         }
 122         {
 123                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_right;
 124                 rate_of_turn r(val);
 125                 EXPECT_FALSE(r.is_more_5deg30s_left());
 126         }
 127         {
 128                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_left;
 129                 rate_of_turn r(val);
 130                 EXPECT_TRUE(r.is_more_5deg30s_left());
 131         }
 132         {
 133                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_left;
 134                 rate_of_turn r(val);
 135                 EXPECT_EQ(rate_of_turn::more_5deg_per_30s_left, r.raw());
 136         }
 137         {
 138                 const rate_of_turn::value_type val = rate_of_turn::not_turning;
 139                 rate_of_turn r(val);
 140                 EXPECT_FALSE(r.is_more_5deg30s_left());
 141         }
 142         {
 143                 rate_of_turn r;
 144                 EXPECT_FALSE(r.is_more_5deg30s_left());
 145         }
 146 }
 147
 148 TEST_F(Test_ais_rate_of_turn, value)
 149 {
 150         {
 151                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_right;
 152                 rate_of_turn r(val);
 153                 EXPECT_ANY_THROW(r.value());
 154         }
 155         {
 156                 const rate_of_turn::value_type val = rate_of_turn::more_5deg_per_30s_left;
 157                 rate_of_turn r(val);
 158                 EXPECT_ANY_THROW(r.value());
 159         }
 160         {
 161                 rate_of_turn r;
 162                 EXPECT_ANY_THROW(r.value());
 163         }
 164         {
 165                 const rate_of_turn::value_type val = rate_of_turn::not_turning;
 166                 rate_of_turn r(val);
 167                 EXPECT_NEAR(r.value(), 0.0, 1.0e-5);
 168         }
 169         {
 170                 const rate_of_turn::value_type val = 126;
 171                 rate_of_turn r(val);
 172                 EXPECT_NEAR(r.value(), 708, 1.0);
 173         }
 174         {
 175                 const rate_of_turn::value_type val = -126;
 176                 rate_of_turn r(val);
 177                 EXPECT_NEAR(r.value(), -708.0, 1.0);
 178         }
 179         {
 180                 const rate_of_turn::value_type val = 1;
 181                 rate_of_turn r(val);
 182                 EXPECT_NEAR(r.value(), sqr(1.0 / 4.733), 0.001);
 183         }
 184 }
 185 }