1215 bool IsSubstringPred(const char* needle, const char* haystack) {  in IsSubstringPred()  argument
1216   if (needle == NULL || haystack == NULL)  in IsSubstringPred()
1217     return needle == haystack;  in IsSubstringPred()
1219   return strstr(haystack, needle) != NULL;  in IsSubstringPred()
1222 bool IsSubstringPred(const wchar_t* needle, const wchar_t* haystack) {  in IsSubstringPred()  argument
1223   if (needle == NULL || haystack == NULL)  in IsSubstringPred()
1224     return needle == haystack;  in IsSubstringPred()
1226   return wcsstr(haystack, needle) != NULL;  in IsSubstringPred()
1231 bool IsSubstringPred(const StringType& needle,  in IsSubstringPred()  argument
1233   return haystack.find(needle) != StringType::npos;  in IsSubstringPred()
1244     const StringType& needle, const StringType& haystack) {  in IsSubstringImpl()  argument
1245   if (IsSubstringPred(needle, haystack) == expected_to_be_substring)  in IsSubstringImpl()
1248   const bool is_wide_string = sizeof(needle[0]) > 1;  in IsSubstringImpl()
1253       << "  Actual: " << begin_string_quote << needle << "\"\n"  in IsSubstringImpl()
1267     const char* needle, const char* haystack) {  in IsSubstring()  argument
1268   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1273     const wchar_t* needle, const wchar_t* haystack) {  in IsSubstring()  argument
1274   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1279     const char* needle, const char* haystack) {  in IsNotSubstring()  argument
1280   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1285     const wchar_t* needle, const wchar_t* haystack) {  in IsNotSubstring()  argument
1286   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1292     const ::std::string& needle, const ::std::string& haystack) {  in IsSubstring()
1293   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1298     const ::std::string& needle, const ::std::string& haystack) {  in IsNotSubstring()
1299   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()
1306     const ::std::wstring& needle, const ::std::wstring& haystack) {  in IsSubstring()
1307   return IsSubstringImpl(true, needle_expr, haystack_expr, needle, haystack);  in IsSubstring()
1312     const ::std::wstring& needle, const ::std::wstring& haystack) {  in IsNotSubstring()
1313   return IsSubstringImpl(false, needle_expr, haystack_expr, needle, haystack);  in IsNotSubstring()