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Fix to_static_string and improve coverage

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This commit is contained in:
Krystian Stasiowski
2020-02-22 15:43:52 -05:00
parent 58661d6564
commit b8d458571c
2 changed files with 151 additions and 37 deletions
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73
test/static_string.cpp
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@ -15,7 +15,10 @@
#include "constexpr_tests.hpp"
#include <cstdlib>
#include <cwchar>
#include <sstream>
#include <string>
namespace boost {
namespace static_string {
@ -224,8 +227,36 @@ testR(S s, typename S::size_type pos, typename S::size_type n1, const typename S
}
}
// done
template<typename Arithmetic>
bool
testTS(Arithmetic value, const char* str_expected = "", const wchar_t* wstr_expected = L"", bool test_expected = false)
{
const auto str = to_static_string(value);
const auto wstr = to_static_wstring(value);
if (std::is_floating_point<Arithmetic>::value)
{
const auto std_res = std::to_string(value);
const auto wstd_res = std::to_wstring(value);
return str == std_res.data() && wstr == wstd_res.data();
}
else
{
if (std::is_signed<Arithmetic>::value)
{
return std::strtoll(str.begin(), nullptr, 10) == value &&
std::wcstoll(wstr.begin(), nullptr, 10) == value &&
(test_expected ? str == str_expected && wstr == wstr_expected : true);
}
else
{
return std::strtoull(str.begin(), nullptr, 10) == value &&
std::wcstoull(wstr.begin(), nullptr, 10) == value &&
(test_expected ? str == str_expected && wstr == wstr_expected : true);
}
}
}
// done
static
void
testConstruct()
@ -3647,24 +3678,30 @@ testGeneral()
void
testToStaticString()
{
BOOST_TEST(to_static_string(0) == "0");
BOOST_TEST(to_static_string(0u) == "0");
BOOST_TEST(to_static_string(1) == "1");
BOOST_TEST(to_static_string(0xffff) == "65535");
BOOST_TEST(to_static_string(0x10000) == "65536");
BOOST_TEST(to_static_string(0xffffffff) == "4294967295");
BOOST_TEST(testTS(0, "0", L"0", true));
BOOST_TEST(testTS(0xffff, "65535", L"65535", true));
BOOST_TEST(testTS(0x10000, "65536", L"65536", true));
BOOST_TEST(testTS(0xffffffff, "4294967295", L"4294967295", true));
BOOST_TEST(testTS(-65535, "-65535", L"-65535", true));
BOOST_TEST(testTS(-65536, "-65536", L"-65536", true));
BOOST_TEST(testTS(-4294967295, "-4294967295", L"-4294967295", true));
BOOST_TEST(testTS(1, "1", L"1", true));
BOOST_TEST(testTS(-1, "-1", L"-1", true));
BOOST_TEST(testTS(0.1));
BOOST_TEST(testTS(0.0000001));
BOOST_TEST(testTS(-0.0000001));
BOOST_TEST(testTS(-0.1));
BOOST_TEST(testTS(1234567890.0001));
BOOST_TEST(testTS(1.123456789012345));
BOOST_TEST(testTS(-1234567890.1234));
BOOST_TEST(testTS(-1.123456789012345));
BOOST_TEST(to_static_string(-1) == "-1");
BOOST_TEST(to_static_string(-65535) == "-65535");
BOOST_TEST(to_static_string(-65536) == "-65536");
BOOST_TEST(to_static_string(-4294967295ll) == "-4294967295");
BOOST_TEST(to_static_string(0) == "0");
BOOST_TEST(to_static_string(1) == "1");
BOOST_TEST(to_static_string(0xffff) == "65535");
BOOST_TEST(to_static_string(0x10000) == "65536");
BOOST_TEST(to_static_string(0xffffffff) == "4294967295");
BOOST_TEST(testTS(std::numeric_limits<long long>::max()));
BOOST_TEST(testTS(std::numeric_limits<long long>::min()));
BOOST_TEST(testTS(std::numeric_limits<unsigned long long>::max()));
BOOST_TEST(testTS(std::numeric_limits<unsigned long long>::max()));
BOOST_TEST(testTS(std::numeric_limits<long double>::min()));
BOOST_TEST(testTS(std::numeric_limits<float>::min()));
}
// done