char_size.pass.cpp [plain text]
#include <string>
#include <cassert>
template <class S>
void
test(const S& s, typename S::value_type c, typename S::size_type pos,
typename S::size_type x)
{
assert(s.find(c, pos) == x);
if (x != S::npos)
assert(pos <= x && x + 1 <= s.size());
}
template <class S>
void
test(const S& s, typename S::value_type c, typename S::size_type x)
{
assert(s.find(c) == x);
if (x != S::npos)
assert(0 <= x && x + 1 <= s.size());
}
typedef std::string S;
int main()
{
test(S(""), 'c', 0, S::npos);
test(S(""), 'c', 1, S::npos);
test(S("abcde"), 'c', 0, 2);
test(S("abcde"), 'c', 1, 2);
test(S("abcde"), 'c', 2, 2);
test(S("abcde"), 'c', 4, S::npos);
test(S("abcde"), 'c', 5, S::npos);
test(S("abcde"), 'c', 6, S::npos);
test(S("abcdeabcde"), 'c', 0, 2);
test(S("abcdeabcde"), 'c', 1, 2);
test(S("abcdeabcde"), 'c', 5, 7);
test(S("abcdeabcde"), 'c', 9, S::npos);
test(S("abcdeabcde"), 'c', 10, S::npos);
test(S("abcdeabcde"), 'c', 11, S::npos);
test(S("abcdeabcdeabcdeabcde"), 'c', 0, 2);
test(S("abcdeabcdeabcdeabcde"), 'c', 1, 2);
test(S("abcdeabcdeabcdeabcde"), 'c', 10, 12);
test(S("abcdeabcdeabcdeabcde"), 'c', 19, S::npos);
test(S("abcdeabcdeabcdeabcde"), 'c', 20, S::npos);
test(S("abcdeabcdeabcdeabcde"), 'c', 21, S::npos);
test(S(""), 'c', S::npos);
test(S("abcde"), 'c', 2);
test(S("abcdeabcde"), 'c', 2);
test(S("abcdeabcdeabcdeabcde"), 'c', 2);
}