X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Funinorm%2Ftest-u16-nfkd.c;h=6dfa39f31e0afcc3ff4bce876d7def24da581a12;hb=c26924950a3a546112e35c99aad85c0855f4664a;hp=3cc1fac8fc0fabe53d2128c4db1012cba0571bba;hpb=44feec35bee0811579125a511de1edc1bc077201;p=gnulib.git

diff --git a/tests/uninorm/test-u16-nfkd.c b/tests/uninorm/test-u16-nfkd.c
index 3cc1fac8f..6dfa39f31 100644
--- a/tests/uninorm/test-u16-nfkd.c
+++ b/tests/uninorm/test-u16-nfkd.c
@@ -88,7 +88,7 @@ check (const uint16_t *input, size_t input_length,
     result = u16_normalize (UNINORM_NFKD, input, input_length, preallocated, &length);
     if (!(result != NULL))
       return 8;
-    if (!(result == preallocated))
+    if (!(preallocated == NULL || result == preallocated))
       return 9;
     if (!(length == expected_length))
       return 10;
@@ -103,6 +103,9 @@ check (const uint16_t *input, size_t input_length,
 void
 test_u16_nfkd (void)
 {
+  { /* Empty string.  */
+    ASSERT (check (NULL, 0, NULL, 0) == 0);
+  }
   { /* SPACE */
     static const uint16_t input[]    = { 0x0020 };
     ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);