util: tests function utf8_count_chars (9ac88999) · Commits · Wenxi XU / zephyr

tests/unit/util/main.c

+25 −0

Changes for tests/unit/util/main.c: 25 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -1005,6 +1005,31 @@ ZTEST(util, test_utf8_lcpy_null_termination)
		zassert_str_equal(dest_str, expected_result, "Failed to truncate");
		}

		ZTEST(util, test_utf8_count_chars_ASCII)
		{
		const char *test_str = "I have 15 char.";
		ssize_t count = utf8_count_chars(test_str);

		zassert_equal(count, 15, "Failed to count ASCII");
		}

		ZTEST(util, test_utf8_count_chars_non_ASCII)
		{
		const char *test_str = "Hello دنیا!🌍";
		ssize_t count = utf8_count_chars(test_str);

		zassert_equal(count, 12, "Failed to count non-ASCII");
		}

		ZTEST(util, test_utf8_count_chars_invalid_utf)
		{
		const char test_str[] = { (char)0x80, 0x00 };
		ssize_t count = utf8_count_chars(test_str);
		ssize_t expected_result = -EINVAL;

		zassert_equal(count, expected_result, "Failed to detect invalid UTF");
		}

		ZTEST(util, test_util_eq)
		{
		uint8_t src1[16];