Encode boundary characters as octets

1 files changed, 3 insertions, 1 deletions

diff --git a/fastlib/src/vespa/fastlib/text/tests/wordfolderstest.h b/fastlib/src/vespa/fastlib/text/tests/wordfolderstest.h
index 4a176120bc5..08b3e60a538 100644
--- a/fastlib/src/vespa/fastlib/text/tests/wordfolderstest.h
+++ b/fastlib/src/vespa/fastlib/text/tests/wordfolderstest.h
@@ -98,10 +98,12 @@ class WordFoldersTest : public Test
     }
 
     bool AccentRemovalTest() {
+		// Note last encoded characters encoded as octets to avoid interpreting following letters after xNN as part of the encoding of the character
+		// See http://en.cppreference.com/w/cpp/language/escape
         auto freefunction = [] (char * ptr) { free(ptr); };
         auto input = std::unique_ptr<char, decltype(freefunction)>(Fast_UnicodeUtil::strdupLAT1("\xA1\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xAA\xAB\xAC\xAD\xAE\xAF\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7\xB8\xB9\xBA\xBB\xBC\xBD\xBE\xBF\xC0\xC1\xC2\xC3\xC4\xC5\xC6\xC7\xC8\xC9\xCA\xCB\xCC\xCD\xCE\xCF\xD0\xD1\xD2\xD3\xD4\xD5\xD6\xD7\xD8\xD9\xDA\xDB\xDC\xDD\xDE\xDF\xE0\xE1\xE2\xE3\xE4\xE5\xE6\xE7\xE8\xE9\xEA\xEB\xEC\xED\xEE\xEF\xF0\xF1\xF2\xF3\xF4\xF5\xF6\xF7\xF8\xF9\xFA\xFB\xFC\xFD\xFE\x70\xFE\x21"),
                                                                    freefunction);
-        auto yelloutput = std::unique_ptr<char, decltype(freefunction)>(Fast_UnicodeUtil::strdupLAT1("\xA1\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xAA\xAB\xAC\xAD\xAE\xAF\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7\xB8\xB9\xBA\xBB\xBC\xBD\xBE\xBFAAAAAEAAAECEEEEIIIIDNOOOOOE\xD7OEUUUUEYTHssaaaaaeaaaeceeeeiiiidnoooooe\xF7oeuuuueythpth!"),
+        auto yelloutput = std::unique_ptr<char, decltype(freefunction)>(Fast_UnicodeUtil::strdupLAT1("\xA1\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xAA\xAB\xAC\xAD\xAE\xAF\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7\xB8\xB9\xBA\xBB\xBC\xBD\xBE\277AAAAAEAAAECEEEEIIIIDNOOOOOE\327OEUUUUEYTHssaaaaaeaaaeceeeeiiiidnoooooe\367oeuuuueythpth!"),
                                                                         freefunction);
         Fast_NormalizeWordFolder wordfolder;
         int len = wordfolder.FoldedSizeAsUTF8(input.get());