forked from OSchip/llvm-project
89 lines
2.0 KiB
C++
89 lines
2.0 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is dual licensed under the MIT and the University of Illinois Open
|
|
// Source Licenses. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// test bitset(string, pos, n, zero, one);
|
|
|
|
#include <bitset>
|
|
#include <cassert>
|
|
|
|
#pragma clang diagnostic ignored "-Wtautological-compare"
|
|
|
|
template <std::size_t N>
|
|
void test_string_ctor()
|
|
{
|
|
{
|
|
try
|
|
{
|
|
std::string str("xxx1010101010xxxx");
|
|
std::bitset<N> v(str, str.size()+1, 10);
|
|
assert(false);
|
|
}
|
|
catch (std::out_of_range&)
|
|
{
|
|
}
|
|
}
|
|
|
|
{
|
|
try
|
|
{
|
|
std::string str("xxx1010101010xxxx");
|
|
std::bitset<N> v(str, 2, 10);
|
|
assert(false);
|
|
}
|
|
catch (std::invalid_argument&)
|
|
{
|
|
}
|
|
}
|
|
|
|
{
|
|
std::string str("xxx1010101010xxxx");
|
|
std::bitset<N> v(str, 3, 10);
|
|
std::size_t M = std::min<std::size_t>(N, 10);
|
|
for (std::size_t i = 0; i < M; ++i)
|
|
assert(v[i] == (str[3 + M - 1 - i] == '1'));
|
|
for (std::size_t i = 10; i < N; ++i)
|
|
assert(v[i] == false);
|
|
}
|
|
|
|
{
|
|
try
|
|
{
|
|
std::string str("xxxbababababaxxxx");
|
|
std::bitset<N> v(str, 2, 10, 'a', 'b');
|
|
assert(false);
|
|
}
|
|
catch (std::invalid_argument&)
|
|
{
|
|
}
|
|
}
|
|
|
|
{
|
|
std::string str("xxxbababababaxxxx");
|
|
std::bitset<N> v(str, 3, 10, 'a', 'b');
|
|
std::size_t M = std::min<std::size_t>(N, 10);
|
|
for (std::size_t i = 0; i < M; ++i)
|
|
assert(v[i] == (str[3 + M - 1 - i] == 'b'));
|
|
for (std::size_t i = 10; i < N; ++i)
|
|
assert(v[i] == false);
|
|
}
|
|
}
|
|
|
|
int main()
|
|
{
|
|
test_string_ctor<0>();
|
|
test_string_ctor<1>();
|
|
test_string_ctor<31>();
|
|
test_string_ctor<32>();
|
|
test_string_ctor<33>();
|
|
test_string_ctor<63>();
|
|
test_string_ctor<64>();
|
|
test_string_ctor<65>();
|
|
test_string_ctor<1000>();
|
|
}
|