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Implement LWG 2217 - operator==(sub_match, string) slices on embedded '\0's

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@224292 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2014-12-15 23:57:56 +00:00
parent 9acbcee2c6
commit e3e7054f48
3 changed files with 22 additions and 18 deletions
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30
test/re/re.submatch/re.submatch.op/compare.pass.cpp
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@@ -218,7 +218,7 @@
template <class CharT>
void
test(const std::basic_string<CharT>& x, const std::basic_string<CharT>& y)
test(const std::basic_string<CharT>& x, const std::basic_string<CharT>& y, bool doCStrTests = true)
{
typedef std::basic_string<CharT> string;
typedef std::sub_match<typename string::const_iterator> sub_match;
@@ -248,18 +248,20 @@ test(const std::basic_string<CharT>& x, const std::basic_string<CharT>& y)
assert((sm1 > y) == (x > y));
assert((sm1 <= y) == (x <= y));
assert((sm1 >= y) == (x >= y));
assert((x.c_str() == sm2) == (x == y));
assert((x.c_str() != sm2) == (x != y));
assert((x.c_str() < sm2) == (x < y));
assert((x.c_str() > sm2) == (x > y));
assert((x.c_str() <= sm2) == (x <= y));
assert((x.c_str() >= sm2) == (x >= y));
assert((sm1 == y.c_str()) == (x == y));
assert((sm1 != y.c_str()) == (x != y));
assert((sm1 < y.c_str()) == (x < y));
assert((sm1 > y.c_str()) == (x > y));
assert((sm1 <= y.c_str()) == (x <= y));
assert((sm1 >= y.c_str()) == (x >= y));
if (doCStrTests) {
assert((x.c_str() == sm2) == (x == y));
assert((x.c_str() != sm2) == (x != y));
assert((x.c_str() < sm2) == (x < y));
assert((x.c_str() > sm2) == (x > y));
assert((x.c_str() <= sm2) == (x <= y));
assert((x.c_str() >= sm2) == (x >= y));
assert((sm1 == y.c_str()) == (x == y));
assert((sm1 != y.c_str()) == (x != y));
assert((sm1 < y.c_str()) == (x < y));
assert((sm1 > y.c_str()) == (x > y));
assert((sm1 <= y.c_str()) == (x <= y));
assert((sm1 >= y.c_str()) == (x >= y));
}
assert((x[0] == sm2) == (string(1, x[0]) == y));
assert((x[0] != sm2) == (string(1, x[0]) != y));
assert((x[0] < sm2) == (string(1, x[0]) < y));
@@ -280,4 +282,6 @@ int main()
test(std::string("1234"), std::string("123"));
test(std::wstring(L"123"), std::wstring(L"123"));
test(std::wstring(L"1234"), std::wstring(L"123"));
test(std::string("123\056", 6), std::string("123\056", 6), false);
test(std::wstring(L"123\056", 6), std::wstring(L"123\056", 6), false);
}