From 9d14562f7e81441b244dc9b2e69004ad285a5ff2 Mon Sep 17 00:00:00 2001
From: Přemysl Eric Janouch <p@janouch.name>
Date: Mon, 12 Oct 2020 22:34:46 +0200
Subject: Improve the UTF-8 API

We need to be able to detect partial sequences.
---
 tests/liberty.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'tests')

diff --git a/tests/liberty.c b/tests/liberty.c
index 65847fe..b55fe2c 100644
--- a/tests/liberty.c
+++ b/tests/liberty.c
@@ -326,6 +326,11 @@ test_str_map (void)
 static void
 test_utf8 (void)
 {
+	const char *full = "\xc5\x99", *partial = full, *empty = full;
+	soft_assert (utf8_decode (&full,    2) == 0x0159);
+	soft_assert (utf8_decode (&partial, 1) == -2);
+	soft_assert (utf8_decode (&empty,   0) == -1);
+
 	const char valid  [] = "2H₂ + O₂ ⇌ 2H₂O, R = 4.7 kΩ, ⌀ 200 mm";
 	const char invalid[] = "\xf0\x90\x28\xbc";
 	soft_assert ( utf8_validate (valid,   sizeof valid));
-- 
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