1091 bool IsSubstringPred(const char* needle, const char* haystack) {  in IsSubstringPred()  argument
1092   if (needle == NULL || haystack == NULL)  in IsSubstringPred()
1093     return needle == haystack;  in IsSubstringPred()
1095   return strstr(haystack, needle) != NULL;  in IsSubstringPred()
1098 bool IsSubstringPred(const wchar_t* needle, const wchar_t* haystack) {  in IsSubstringPred()  argument
1099   if (needle == NULL || haystack == NULL)  in IsSubstringPred()
1100     return needle == haystack;  in IsSubstringPred()
1102   return wcsstr(haystack, needle) != NULL;  in IsSubstringPred()
1107 bool IsSubstringPred(const StringType& needle,  in IsSubstringPred()  argument
1109   return haystack.find(needle) != StringType::npos;  in IsSubstringPred()
1120     const StringType& needle, const StringType& haystack) {  in IsSubstringImpl()  argument
1121   if (IsSubstringPred(needle, haystack) == expected_to_be_substring)  in IsSubstringImpl()
1124   const bool is_wide_string = sizeof(needle[0]) > 1;  in IsSubstringImpl()
1129       << "  Actual: " << begin_string_quote << needle << "\"\n"  in IsSubstringImpl()
1143     const char* needle, const char* haystack) {  in IsSubstring()  argument
1144   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1149     const wchar_t* needle, const wchar_t* haystack) {  in IsSubstring()  argument
1150   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1155     const char* needle, const char* haystack) {  in IsNotSubstring()  argument
1156   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1161     const wchar_t* needle, const wchar_t* haystack) {  in IsNotSubstring()  argument
1162   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1168     const ::std::string& needle, const ::std::string& haystack) {  in IsSubstring()
1169   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1174     const ::std::string& needle, const ::std::string& haystack) {  in IsNotSubstring()
1175   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1182     const ::std::wstring& needle, const ::std::wstring& haystack) {  in IsSubstring()
1183   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1188     const ::std::wstring& needle, const ::std::wstring& haystack) {  in IsNotSubstring()
1189   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()