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This commit is contained in:
Krystian Stasiowski
2020-02-14 23:19:57 -05:00
parent 498bdf56be
commit f8d23212cf
2 changed files with 22 additions and 19 deletions
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7
include/boost/static_string/static_string.hpp
View File

@ -2412,8 +2412,7 @@ public:
*/ */
BOOST_STATIC_STRING_CPP14_CONSTEXPR BOOST_STATIC_STRING_CPP14_CONSTEXPR
void void
resize( resize(size_type n);
size_type n);
/** Change the size of the string. /** Change the size of the string.
@ -5123,9 +5122,9 @@ void
basic_static_string<N, CharT, Traits>:: basic_static_string<N, CharT, Traits>::
resize(size_type n) resize(size_type n)
{ {
const auto curr_size = size();
BOOST_STATIC_STRING_THROW_IF( BOOST_STATIC_STRING_THROW_IF(
n > max_size(), std::length_error{"n > max_size()"}); n > max_size(), std::length_error{"n > max_size()"});
const auto curr_size = size();
if(n > curr_size) if(n > curr_size)
traits_type::assign(&data()[curr_size], n - curr_size, value_type()); traits_type::assign(&data()[curr_size], n - curr_size, value_type());
this->set_size(n); this->set_size(n);
@ -5138,9 +5137,9 @@ void
basic_static_string<N, CharT, Traits>:: basic_static_string<N, CharT, Traits>::
resize(size_type n, value_type c) resize(size_type n, value_type c)
{ {
const auto curr_size = size();
BOOST_STATIC_STRING_THROW_IF( BOOST_STATIC_STRING_THROW_IF(
n > max_size(), std::length_error{"n > max_size()"}); n > max_size(), std::length_error{"n > max_size()"});
const auto curr_size = size();
if(n > curr_size) if(n > curr_size)
traits_type::assign(&data()[curr_size], n - curr_size, c); traits_type::assign(&data()[curr_size], n - curr_size, c);
this->set_size(n); this->set_size(n);

34
test/static_string.cpp
View File

@ -6903,7 +6903,8 @@ testStartsEnds()
BOOST_TEST(S("1234567890").ends_with(string_view("1234567890"))); BOOST_TEST(S("1234567890").ends_with(string_view("1234567890")));
} }
void testHash() void
testHash()
{ {
using U = static_string<30>; using U = static_string<30>;
std::hash<U> hasher; std::hash<U> hasher;
@ -6911,15 +6912,28 @@ void testHash()
BOOST_TEST(hasher(U("1234567890")) == hasher(U("1234567890"))); BOOST_TEST(hasher(U("1234567890")) == hasher(U("1234567890")));
} }
void testEmpty() void
testEmpty()
{ {
using E = static_string<0>; static_string<0> a;
E a;
BOOST_TEST(a.size() == 0); BOOST_TEST(a.size() == 0);
BOOST_TEST(a.data()); BOOST_TEST(a.data());
BOOST_TEST(!a.capacity()); BOOST_TEST(!a.capacity());
} }
void
testResize()
{
static_string<10> a = "a";
a.resize(a.size() + 1);
BOOST_TEST(a.size() == 2);
static_string<10> b = "a";
b.resize(b.size() + 1, 'a');
BOOST_TEST(b == "aa");
BOOST_TEST(b.size() == 2);
}
int int
runTests() runTests()
{ {
@ -6947,6 +6961,7 @@ runTests()
testSwap(); testSwap();
testGeneral(); testGeneral();
testToStaticString(); testToStaticString();
testResize();
testFind(); testFind();
@ -6959,17 +6974,6 @@ runTests()
return report_errors(); return report_errors();
} }
static_assert(std::is_base_of<
detail::static_string_base<0, char, std::char_traits<char>>,
static_string<0>>::value,
"the zero size optimization shall be used for N = 0");
static_assert(std::is_base_of<
detail::static_string_base<(std::numeric_limits<char>::max)() + 1, char, std::char_traits<char>>,
static_string<(std::numeric_limits<char>::max)() + 1>>::value,
"the minimum size type optimization shall be used for N > 0");
} // static_string } // static_string
} // boost } // boost