X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Funinorm%2Ftest-u32-nfkc.c;h=75f7e8256458edcde4fe1c9e26450dc7a7ca8698;hb=4e793c35b62f5ea945b7d33ce36c78fc4d645b3a;hp=0ef65f5935b0ca5049c359e6f8eec7c8b677b222;hpb=8424f040f4bfc95e7448e62ac26ea028faf36480;p=gnulib.git

diff --git a/tests/uninorm/test-u32-nfkc.c b/tests/uninorm/test-u32-nfkc.c
index 0ef65f593..75f7e8256 100644
--- a/tests/uninorm/test-u32-nfkc.c
+++ b/tests/uninorm/test-u32-nfkc.c
@@ -88,7 +88,7 @@ check (const uint32_t *input, size_t input_length,
     result = u32_normalize (UNINORM_NFKC, 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 uint32_t *input, size_t input_length,
 void
 test_u32_nfkc (void)
 {
+  { /* Empty string.  */
+    ASSERT (check (NULL, 0, NULL, 0) == 0);
+  }
   { /* SPACE */
     static const uint32_t input[]    = { 0x0020 };
     ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);