From d171e54b2d138aaf6be8090ee89531d5510f57f7 Mon Sep 17 00:00:00 2001
From: schwarze <>
Date: Sun, 4 Sep 2016 09:38:02 +0000
Subject: test wcrtomb(3)

---
 src/regress/lib/libc/locale/wcrtomb/Makefile       |  9 +++
 src/regress/lib/libc/locale/wcrtomb/test_wcrtomb.c | 84 ++++++++++++++++++++++
 2 files changed, 93 insertions(+)
 create mode 100644 src/regress/lib/libc/locale/wcrtomb/Makefile
 create mode 100644 src/regress/lib/libc/locale/wcrtomb/test_wcrtomb.c

(limited to 'src')

diff --git a/src/regress/lib/libc/locale/wcrtomb/Makefile b/src/regress/lib/libc/locale/wcrtomb/Makefile
new file mode 100644
index 0000000000..5179cd5668
--- /dev/null
+++ b/src/regress/lib/libc/locale/wcrtomb/Makefile
@@ -0,0 +1,9 @@
+# $OpenBSD: Makefile,v 1.1 2016/09/04 09:38:02 schwarze Exp $
+
+PROG = test_wcrtomb
+NOMAN =
+
+regress: ${PROG}
+	./${PROG}
+
+.include <bsd.prog.mk>
diff --git a/src/regress/lib/libc/locale/wcrtomb/test_wcrtomb.c b/src/regress/lib/libc/locale/wcrtomb/test_wcrtomb.c
new file mode 100644
index 0000000000..6539d9f1bd
--- /dev/null
+++ b/src/regress/lib/libc/locale/wcrtomb/test_wcrtomb.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+#include <err.h>
+#include <errno.h>
+#include <limits.h>
+#include <locale.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+
+static mbstate_t	 mbs;
+
+void
+onetest(const char *name, const wchar_t wcin, int outerr, const char *out)
+{
+	char		 buf[MB_LEN_MAX];
+	size_t		 sz, outsz;
+
+	memset(buf, 0, MB_LEN_MAX);
+	outsz = out == NULL ? (size_t)-1 : *out == '\0' ? 1 : strlen(out);
+	sz = wcrtomb(buf, wcin, &mbs);
+	if (errno != outerr)
+		err(1, "%d %s U+%04X", MB_CUR_MAX, name, wcin);
+	if (sz != outsz || (out != NULL && strncmp(buf, out, sz)))
+		errx(1, "%d %s U+%04X: %4.4s(%zd) != %4.4s(%zd)",
+		    MB_CUR_MAX, name, wcin, buf, sz,
+		    out == NULL ? "(NULL)" : out, outsz);
+	if (mbsinit(&mbs) == 0)
+		errx(1, "%d %s U+%04X mbsinit", MB_CUR_MAX, name, wcin);
+	if (errno == 0 && outerr == 0)
+		return;
+	errno = 0;
+	memset(&mbs, 0, sizeof(mbs));
+}
+
+int
+main(void)
+{
+	onetest("NUL", L'\0', 0, "");
+	onetest("BEL", L'\a', 0, "\a");
+	onetest("A", L'A', 0, "A");
+	onetest("DEL", L'\177', 0, "\177");
+	onetest("CSI", L'\233', 0, "\233");
+	onetest("0x100", 0x100, EILSEQ, NULL);
+
+	if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL)
+		errx(1, "setlocale(UTF-8) failed"),
+
+	onetest("NUL", L'\0', 0, "");
+	onetest("BEL", L'\a', 0, "\a");
+	onetest("A", L'A', 0, "A");
+	onetest("DEL", L'\177', 0, "\177");
+	onetest("CSI", L'\233', 0, "\302\233");
+	onetest("0xe9", 0xe9, 0, "\303\251");
+	onetest("0xcfff", 0xcfff, 0, "\354\277\277");
+	onetest("0xd800", 0xd800, EILSEQ, NULL);
+
+	if (setlocale(LC_CTYPE, "POSIX") == NULL)
+		errx(1, "setlocale(POSIX) failed"),
+
+	onetest("0xff", L'\377', 0, "\377");
+
+	if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL)
+		errx(1, "second setlocale(UTF-8) failed"),
+
+	onetest("U+13000", 0x13000, 0, "\360\223\200\200");
+
+	return 0;
+}
-- 
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