1c67d6573Sopenharmony_ci// ASCII word boundaries are completely oblivious to Unicode characters. 2c67d6573Sopenharmony_ci// For Unicode word boundaries, the tests are precisely inverted. 3c67d6573Sopenharmony_cimatiter!(ascii1, r"(?-u:\b)x(?-u:\b)", "áxβ", (2, 3)); 4c67d6573Sopenharmony_cimatiter!(ascii2, r"(?-u:\B)x(?-u:\B)", "áxβ"); 5c67d6573Sopenharmony_cimatiter!(ascii3, r"(?-u:\B)", "0\u{7EF5E}", (2, 2), (3, 3), (4, 4), (5, 5)); 6c67d6573Sopenharmony_ci 7c67d6573Sopenharmony_ci// We still get Unicode word boundaries by default in byte regexes. 8c67d6573Sopenharmony_cimatiter!(unicode1, r"\bx\b", "áxβ"); 9c67d6573Sopenharmony_cimatiter!(unicode2, r"\Bx\B", "áxβ", (2, 3)); 10