From cd23652b39b97cd32356aa6a569b834cdf5cc749 Mon Sep 17 00:00:00 2001
From: c4llv07e <igor@c4llv07e.xyz>
Date: Tue, 28 Oct 2025 13:29:23 +0300
Subject: [PATCH] Add tests for new c32 hepler functions

---
 char32.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/char32.c b/char32.c
index 827cef8d..3d6c2c78 100644
--- a/char32.c
+++ b/char32.c
@@ -53,6 +53,14 @@ UNITTEST
     xassert(c32cmp(U"b", U"a") > 0);
 }
 
+UNITTEST
+{
+    xassert(c32ncmp(U"foo", U"foot", 3) == 0);
+    xassert(c32ncmp(U"foot", U"FOOT", 4) > 0);
+    xassert(c32ncmp(U"a", U"b", 1) < 0);
+    xassert(c32ncmp(U"bb", U"aa", 2) > 0);
+}
+
 UNITTEST
 {
     char32_t copy[16];
@@ -127,6 +135,20 @@ UNITTEST
     xassert(c32cmp(dst, U"foobar12345678") == 0);
 }
 
+UNITTEST
+{
+    xassert(!isc32upper(U'a'));
+    xassert(isc32upper(U'A'));
+    xassert(!isc32upper(U'a'));
+}
+
+UNITTEST
+{
+    xassert(hasc32upper(U"abc1A"));
+    xassert(!hasc32upper(U"abc1_aaa"));
+    xassert(!hasc32upper(U""));
+}
+
 UNITTEST
 {
     char32_t *c = xc32dup(U"foobar");