258 …const char32_t u32ref[] = { 0x10437, fs::path::preferred_separator, 0x10437, fs::path::preferred_s…  in test_append()  local
262     assert(p.u32string() == u32ref);  in test_append()
264     assert(p.u32string() == u32ref);  in test_append()
268     assert(p.u32string() == u32ref);  in test_append()
279     assert(p.u32string() == u32ref);  in test_append()
281     assert(p.u32string() == u32ref);  in test_append()
285     assert(p.u32string() == u32ref);  in test_append()
294   const char32_t u32ref[] = { 0x10437, 0x10437, 0x10437, 0x00 };  in test_concat()  local
300     assert(p.u32string() == u32ref);  in test_concat()
302     assert(p.u32string() == u32ref);  in test_concat()
315     assert(p.u32string() == u32ref);  in test_concat()
317     assert(p.u32string() == u32ref);  in test_concat()