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feat: narrow for non totally ordered types (#986)

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Johel Ernesto Guerrero Peña
2021-06-23 18:28:45 -04:00
committed by GitHub
parent b26f6d5ec7
commit 8a4b9ed0bf
2 changed files with 23 additions and 1 deletions
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5
tests/utils_tests.cpp
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@@ -17,6 +17,7 @@
#include <gtest/gtest.h>
#include <algorithm> // for move
#include <complex>
#include <cstddef> // for std::ptrdiff_t
#include <functional> // for reference_wrapper, _Bind_helper<>::type
#include <gsl/narrow> // for narrow, narrowing_error
@@ -144,5 +145,9 @@ TEST(utils_tests, narrow)
n = -42;
EXPECT_THROW(narrow<unsigned>(n), narrowing_error);
EXPECT_TRUE(
narrow<std::complex<float>>(std::complex<double>(4, 2)) == std::complex<float>(4, 2));
EXPECT_THROW(narrow<std::complex<float>>(std::complex<double>(4.2)), narrowing_error);
}
#endif // GSL_KERNEL_MODE