inline bool
would_form_universal_char (StringT const &value)
{
if ('u' != value[0] && 'U' != value[0])
return false;
if ('u' == value[0] && value.size() < 5)
return false;
if ('U' == value[0] && value.size() < 9)
return false;
typename StringT::size_type pos =
value.find_first_not_of("0123456789abcdefABCDEF", 1);
if (StringT::npos == pos ||
('u' == value[0] && pos > 5) ||
('U' == value[0] && pos > 9))
{
return true; // would form an universal char
}
return false;
}
void CheckFind()
{
StringT E = "";
StringT X = "x";
StringT Y = "y";
StringT S = "xxx";
EXPECT_EQ(E.find(E), 0u);
EXPECT_EQ(S.find(E), 0u);
EXPECT_EQ(E.find(E, 2), StringT::npos);
EXPECT_EQ(S.find(E, 2), 2u);
EXPECT_EQ(E.find(E, 8), StringT::npos);
EXPECT_EQ(S.find(E, 8), StringT::npos);
EXPECT_EQ(E.find(E, StringT::npos), StringT::npos);
EXPECT_EQ(S.find(E, StringT::npos), StringT::npos);
EXPECT_EQ(E.find_first_of(E), StringT::npos);
EXPECT_EQ(S.find_first_of(E), StringT::npos);
EXPECT_EQ(E.find_first_of(E, 2), StringT::npos);
EXPECT_EQ(S.find_first_of(E, 2), StringT::npos);
EXPECT_EQ(E.find_first_of(E, 8), StringT::npos);
EXPECT_EQ(S.find_first_of(E, 8), StringT::npos);
EXPECT_EQ(E.find_first_of(E, StringT::npos), StringT::npos);
EXPECT_EQ(S.find_first_of(E, StringT::npos), StringT::npos);
EXPECT_EQ(E.find_first_of(X), StringT::npos);
EXPECT_EQ(S.find_first_of(X), 0u);
EXPECT_EQ(E.find_first_of(X, 2), StringT::npos);
EXPECT_EQ(S.find_first_of(X, 2), 2u);
EXPECT_EQ(E.find_first_of(X, 8), StringT::npos);
EXPECT_EQ(S.find_first_of(X, 8), StringT::npos);
EXPECT_EQ(E.find_first_of(X, StringT::npos), StringT::npos);
EXPECT_EQ(S.find_first_of(X, StringT::npos), StringT::npos);
EXPECT_EQ(E.find_first_of(Y, 2), StringT::npos);
EXPECT_EQ(S.find_first_of(Y, 2), StringT::npos);
EXPECT_EQ(E.find_first_of(Y, 8), StringT::npos);
EXPECT_EQ(S.find_first_of(Y, 8), StringT::npos);
EXPECT_EQ(E.find_first_of(Y, StringT::npos), StringT::npos);
EXPECT_EQ(S.find_first_of(Y, StringT::npos), StringT::npos);
EXPECT_EQ(E.find_first_not_of(E), StringT::npos);
EXPECT_EQ(S.find_first_not_of(E), 0u);
EXPECT_EQ(E.find_first_not_of(E, 2), StringT::npos);
EXPECT_EQ(S.find_first_not_of(E, 2), 2u);
EXPECT_EQ(E.find_first_not_of(E, 8), StringT::npos);
EXPECT_EQ(S.find_first_not_of(E, 8), StringT::npos);
EXPECT_EQ(E.find_first_not_of(E, StringT::npos), StringT::npos);
EXPECT_EQ(S.find_first_not_of(E, StringT::npos), StringT::npos);
EXPECT_EQ(E.find_first_not_of(X), StringT::npos);
EXPECT_EQ(S.find_first_not_of(X), StringT::npos);
EXPECT_EQ(E.find_first_not_of(X, 2), StringT::npos);
EXPECT_EQ(S.find_first_not_of(X, 2), StringT::npos);
EXPECT_EQ(E.find_first_not_of(X, 8), StringT::npos);
EXPECT_EQ(S.find_first_not_of(X, 8), StringT::npos);
EXPECT_EQ(E.find_first_not_of(X, StringT::npos), StringT::npos);
EXPECT_EQ(S.find_first_not_of(X, StringT::npos), StringT::npos);
EXPECT_EQ(E.find_first_not_of(Y, 2), StringT::npos);
EXPECT_EQ(S.find_first_not_of(Y, 2), 2u);
EXPECT_EQ(E.find_first_not_of(Y, 8), StringT::npos);
EXPECT_EQ(S.find_first_not_of(Y, 8), StringT::npos);
EXPECT_EQ(E.find_first_not_of(Y, StringT::npos), StringT::npos);
EXPECT_EQ(S.find_first_not_of(Y, StringT::npos), StringT::npos);
EXPECT_EQ(E.find_last_of(E), StringT::npos);
EXPECT_EQ(S.find_last_of(E), StringT::npos);
EXPECT_EQ(E.find_last_of(E, 2), StringT::npos);
EXPECT_EQ(S.find_last_of(E, 2), StringT::npos);
EXPECT_EQ(E.find_last_of(E, 8), StringT::npos);
EXPECT_EQ(S.find_last_of(E, 8), StringT::npos);
EXPECT_EQ(E.find_last_of(E, 0), StringT::npos);
EXPECT_EQ(S.find_last_of(E, 0), StringT::npos);
EXPECT_EQ(E.find_last_of(E), StringT::npos);
EXPECT_EQ(S.find_last_of(E), StringT::npos);
EXPECT_EQ(E.find_last_of(X, 2), StringT::npos);
EXPECT_EQ(S.find_last_of(X, 2), 2u);
EXPECT_EQ(E.find_last_of(X, 8), StringT::npos);
EXPECT_EQ(S.find_last_of(X, 8), 2u);
EXPECT_EQ(E.find_last_of(X, 0), StringT::npos);
EXPECT_EQ(S.find_last_of(X, 0), 0u);
EXPECT_EQ(E.find_last_of(Y, 2), StringT::npos);
EXPECT_EQ(S.find_last_of(Y, 2), StringT::npos);
EXPECT_EQ(E.find_last_of(Y, 8), StringT::npos);
EXPECT_EQ(S.find_last_of(Y, 8), StringT::npos);
EXPECT_EQ(E.find_last_of(Y, 0), StringT::npos);
EXPECT_EQ(S.find_last_of(Y, 0), StringT::npos);
EXPECT_EQ(E.find_last_not_of(E), StringT::npos);
EXPECT_EQ(S.find_last_not_of(E), 2u);
EXPECT_EQ(E.find_last_not_of(E, 2), StringT::npos);
EXPECT_EQ(S.find_last_not_of(E, 2), 2u);
EXPECT_EQ(E.find_last_not_of(E, 8), StringT::npos);
EXPECT_EQ(S.find_last_not_of(E, 8), 2u);
EXPECT_EQ(E.find_last_not_of(E, 0), StringT::npos);
EXPECT_EQ(S.find_last_not_of(E, 0), 0u);
EXPECT_EQ(E.find_last_not_of(E), StringT::npos);
EXPECT_EQ(S.find_last_not_of(E), 2u);
EXPECT_EQ(E.find_last_not_of(X, 2), StringT::npos);
EXPECT_EQ(S.find_last_not_of(X, 2), StringT::npos);
EXPECT_EQ(E.find_last_not_of(X, 8), StringT::npos);
EXPECT_EQ(S.find_last_not_of(X, 8), StringT::npos);
EXPECT_EQ(E.find_last_not_of(X, 0), StringT::npos);
EXPECT_EQ(S.find_last_not_of(X, 0), StringT::npos);
EXPECT_EQ(E.find_last_not_of(Y, 2), StringT::npos);
EXPECT_EQ(S.find_last_not_of(Y, 2), 2u);
EXPECT_EQ(E.find_last_not_of(Y, 8), StringT::npos);
EXPECT_EQ(S.find_last_not_of(Y, 8), 2u);
EXPECT_EQ(E.find_last_not_of(Y, 0), StringT::npos);
EXPECT_EQ(S.find_last_not_of(Y, 0), 0u);
}