test/seatalk/Test_seatalk_message_27.cpp

   1 #include <gtest/gtest.h>
   2 #include <marnav/seatalk/message_27.hpp>
   3
   4 namespace
   5 {
   6
   7 using namespace marnav;
   8
   9 class Test_seatalk_message_27 : public ::testing::Test
  10 {
  11 };
  12
  13 TEST_F(Test_seatalk_message_27, construction)
  14 {
  15         seatalk::message_27 m;
  16 }
  17
  18 TEST_F(Test_seatalk_message_27, parse_invalid_data_size)
  19 {
  20         EXPECT_ANY_THROW(seatalk::message_27::parse({3, 0x00}));
  21         EXPECT_ANY_THROW(seatalk::message_27::parse({5, 0x00}));
  22 }
  23
  24 TEST_F(Test_seatalk_message_27, parse_invalid_length)
  25 {
  26         EXPECT_ANY_THROW(seatalk::message_27::parse({0x27, 0x00, 0x00, 0x00}));
  27         EXPECT_ANY_THROW(seatalk::message_27::parse({0x27, 0x02, 0x00, 0x00}));
  28 }
  29
  30 TEST_F(Test_seatalk_message_27, parse)
  31 {
  32         struct test_case {
  33                 seatalk::raw data;
  34                 int32_t temperature;
  35         };
  36
  37         std::vector<test_case> cases{
  38                 {{0x27, 0x01, 0x00, 0x00}, -100}, // -10.0 degree celsius
  39                 {{0x27, 0x01, 0x10, 0x00}, 3996}, // 399.6 degree celsius
  40                 {{0x27, 0x01, 0x00, 0x10}, -84}, //  -8.4 degree celsius
  41                 {{0x27, 0x01, 0x10, 0x10}, 4012}, // 401.2 degree celsius
  42                 {{0x27, 0x01, 0x00, 0x64}, 0}, //   0.0 degree celsius
  43                 {{0x27, 0x01, 0x00, 0x65}, 1}, //   1.0 degree celsius
  44                 {{0x27, 0x01, 0x00, 0x63}, -1}, //  -1.0 degree celsius
  45         };
  46
  47         for (auto const & t : cases) {
  48                 auto generic_message = seatalk::message_27::parse(t.data);
  49                 ASSERT_TRUE(generic_message != nullptr);
  50                 auto m = seatalk::message_cast<seatalk::message_27>(generic_message);
  51                 ASSERT_TRUE(m != nullptr);
  52                 EXPECT_EQ(seatalk::message_id::water_temperature_2, m->type());
  53                 EXPECT_EQ(t.temperature, m->get_temperature());
  54         }
  55 }
  56
  57 TEST_F(Test_seatalk_message_27, write_default)
  58 {
  59         const seatalk::raw expected{0x27, 0x01, 0x00, 0x64};
  60         seatalk::message_27 m;
  61
  62         EXPECT_EQ(expected, m.get_data());
  63 }
  64
  65 TEST_F(Test_seatalk_message_27, write_distance)
  66 {
  67         const seatalk::raw expected{0x27, 0x01, 0x00, 0x01};
  68         seatalk::message_27 m;
  69         m.set_temperature(-99);
  70
  71         EXPECT_EQ(expected, m.get_data());
  72 }
  73 }