llvm/libcxx/test/std/strings/basic.string/string.ops/ Source Tree

../
[+] string.accessors/
[+] string_compare/
[+] string_find/
[+] string_find.first.not.of/
[+] string_find.first.of/
[+] string_find.last.not.of/
[+] string_find.last.of/
[+] string_rfind/
[+] string_substr/