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[wpimath] Disable iostream support for units and enable fmtlib (#3481)

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Supersedes #2497.
This commit is contained in:
Tyler Veness
2021-07-13 11:41:07 -07:00
committed by GitHub
parent e4dc3908bb
commit 52bddaa97b
4 changed files with 169 additions and 52 deletions
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85
wpimath/src/test/native/cpp/UnitsTest.cpp
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@@ -1337,7 +1337,7 @@ TEST_F(UnitContainer, convertMethod) {
EXPECT_NEAR(9.84252, test, 5.0e-6);
}
#ifndef UNIT_LIB_DISABLE_IOSTREAM
#ifdef UNIT_LIB_ENABLE_IOSTREAM
TEST_F(UnitContainer, cout) {
testing::internal::CaptureStdout();
std::cout << degree_t(349.87);
@@ -1418,6 +1418,88 @@ TEST_F(UnitContainer, cout) {
EXPECT_STREQ("5.670367e-08 kg s^-3 K^-4", output.c_str());
#endif
}
#endif
TEST_F(UnitContainer, fmtlib) {
testing::internal::CaptureStdout();
fmt::print("{}", degree_t(349.87));
std::string output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("349.87 deg", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{}", meter_t(1.0));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("1 m", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{}", dB_t(31.0));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("31 dB", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{}", volt_t(21.79));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("21.79 V", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{}", dBW_t(12.0));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("12 dBW", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{}", dBm_t(120.0));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("120 dBm", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{}", miles_per_hour_t(72.1));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("72.1 mph", output.c_str());
// undefined unit
testing::internal::CaptureStdout();
fmt::print("{}", units::math::cpow<4>(meter_t(2)));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("16 m^4", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{}", units::math::cpow<3>(foot_t(2)));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("8 cu_ft", output.c_str());
testing::internal::CaptureStdout();
fmt::print("{:.9}", units::math::cpow<4>(foot_t(2)));
output = testing::internal::GetCapturedStdout();
EXPECT_STREQ("0.138095597 m^4", output.c_str());
// constants
testing::internal::CaptureStdout();
fmt::print("{:.8}", constants::k_B);
output = testing::internal::GetCapturedStdout();
#if defined(_MSC_VER) && (_MSC_VER <= 1800)
EXPECT_STREQ("1.3806485e-023 m^2 kg s^-2 K^-1", output.c_str());
#else
EXPECT_STREQ("1.3806485e-23 m^2 kg s^-2 K^-1", output.c_str());
#endif
testing::internal::CaptureStdout();
fmt::print("{:.9}", constants::mu_B);
output = testing::internal::GetCapturedStdout();
#if defined(_MSC_VER) && (_MSC_VER <= 1800)
EXPECT_STREQ("9.27400999e-024 m^2 A", output.c_str());
#else
EXPECT_STREQ("9.27400999e-24 m^2 A", output.c_str());
#endif
testing::internal::CaptureStdout();
fmt::print("{:.7}", constants::sigma);
output = testing::internal::GetCapturedStdout();
#if defined(_MSC_VER) && (_MSC_VER <= 1800)
EXPECT_STREQ("5.670367e-008 kg s^-3 K^-4", output.c_str());
#else
EXPECT_STREQ("5.670367e-08 kg s^-3 K^-4", output.c_str());
#endif
}
TEST_F(UnitContainer, to_string) {
foot_t a(3.5);
@@ -1476,7 +1558,6 @@ TEST_F(UnitContainer, nameAndAbbreviation) {
EXPECT_STREQ("m", b.abbreviation());
EXPECT_STREQ("meter", b.name());
}
#endif
TEST_F(UnitContainer, negative) {
meter_t a(5.3);