mbsncasecmp-tests: Test mbsncasecmp with NULL arguments

* tests/test-mbsncasecmp.c (test_ascii): Add the tests.

diff --git a/ChangeLog b/ChangeLog
index bd364718dff0de4abfcbf3d5bd572ba43fbb2b61..b2bd3c0746a3f520fa09ffc32d4aebc6d97da995 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2026-08-11  Lasse Collin  <lasse.collin@tukaani.org>
+
+       mbsncasecmp-tests: Test mbsncasecmp with NULL arguments.
+       * tests/test-mbsncasecmp.c (test_ascii): Add the tests.
+
 2026-08-11  Lasse Collin  <lasse.collin@tukaani.org>
 
        mbsnlen-tests: Test mbsnlen(NULL, 0).

diff --git a/tests/test-mbsncasecmp.c b/tests/test-mbsncasecmp.c
index fb98f01354d745b6b5ad700011dd86e90ca6d062..2f0532d5c2e0db9a8720ce1b4487b67d1e19a8a3 100644 (file)
--- a/tests/test-mbsncasecmp.c
+++ b/tests/test-mbsncasecmp.c
@@ -27,6 +27,10 @@
 static void
 test_ascii (void)
 {
+  ASSERT (mbsncasecmp (NULL, NULL, 0) == 0);
+  ASSERT (mbsncasecmp ("x", NULL, 0) == 0);
+  ASSERT (mbsncasecmp (NULL, "x", 0) == 0);
+
   ASSERT (mbsncasecmp ("paragraph", "Paragraph", 1000000) == 0);
   ASSERT (mbsncasecmp ("paragraph", "Paragraph", 9) == 0);