Handle empty strings correctly.

[gnulib.git] / tests / uninorm / test-u8-nfkd.c

diff --git a/tests/uninorm/test-u8-nfkd.c b/tests/uninorm/test-u8-nfkd.c
index c2a2d14..498f42e 100644 (file)
--- a/tests/uninorm/test-u8-nfkd.c
+++ b/tests/uninorm/test-u8-nfkd.c
@@ -103,6 +103,9 @@ check (const uint8_t *input, size_t input_length,
 void
 test_u8_nfkd (void)
 {
+  { /* Empty string.  */
+    ASSERT (check (NULL, 0, NULL, 0) == 0);
+  }
   { /* SPACE */
     static const uint8_t input[]    = { 0x20 };
     ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);