lib-fts: Minor fix to randomness test in test-fts-tokenizer

If the random input was entirely valid UTF-8, the input was truncated to
empty.

diff --git a/src/lib-fts/test-fts-tokenizer.c b/src/lib-fts/test-fts-tokenizer.c
index dcfb559a705cd0d0e84d4432eaf13c86bffb230f..9208189ba54d553c70efcc579c844aa0f01d95a2 100644 (file)
--- a/src/lib-fts/test-fts-tokenizer.c
+++ b/src/lib-fts/test-fts-tokenizer.c
@@ -490,7 +490,8 @@ static void test_fts_tokenizer_random(void)
                for (unsigned int j = 0; j < sizeof(addr); j++)
                        addr[j] = test_chars[rand() % N_ELEMENTS(test_chars)];
                str_truncate(str, 0);
-               (void)uni_utf8_get_valid_data(addr, sizeof(addr), str);
+               if (uni_utf8_get_valid_data(addr, sizeof(addr), str))
+                       str_append_data(str, addr, sizeof(addr));
                while (fts_tokenizer_next(tok, str_data(str), str_len(str),
                                          &token, &error) > 0) ;
                while (fts_tokenizer_final(tok, &token, &error) > 0) ;