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