add regress test for setlocale(3) and some related

functions (MB_CUR_MAX, isalpha() for ctype.

some tips from stsp@

2 files changed, 140 insertions, 0 deletions

diff --git a/regress/lib/libc/locale/setlocale/Makefile b/regress/lib/libc/locale/setlocale/Makefile
new file mode 100644
index 00000000000..d0e7f07770d
--- /dev/null
+++ b/regress/lib/libc/locale/setlocale/Makefile
@@ -0,0 +1,9 @@
+#	$OpenBSD: Makefile,v 1.1 2015/07/07 17:38:53 semarie Exp $
+
+NOMAN =
+PROG =	setlocale
+
+run-regress-setlocale: ${PROG}
+	env -i LC_ALL=fr_FR.UTF-8 ./${PROG}
+
+.include <bsd.regress.mk>
diff --git a/regress/lib/libc/locale/setlocale/setlocale.c b/regress/lib/libc/locale/setlocale/setlocale.c
new file mode 100644
index 00000000000..2d7aa031b9b
--- /dev/null
+++ b/regress/lib/libc/locale/setlocale/setlocale.c
@@ -0,0 +1,131 @@
+/* $OpenBSD: setlocale.c,v 1.1 2015/07/07 17:38:53 semarie Exp $ */
+/*
+ * Copyright (c) 2015 Sebastien Marie <semarie@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 <err.h>
+#include <locale.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+/*
+ * test helpers for __LINE__
+ */
+#define test_setlocale(_e, _c, _l) _test_setlocale(_e, _c, _l, __LINE__)
+#define test_MB_CUR_MAX(_e) _test_MB_CUR_MAX(_e, __LINE__)
+#define test_isalpha(_e, _c) _test_isalpha(_e, _c, __LINE__)
+
+
+static void
+_test_setlocale(char *expected, int category, char *locale, int line)
+{
+	char *result = setlocale(category, locale);
+
+	if ((expected == NULL) || (result == NULL)) {
+		if (expected == result)
+			return;
+
+		errx(1, "[%d] setlocale(%d, \"%s\")=\"%s\" [expected: \"%s\"]",
+		       line, category, locale, result, expected);
+	}
+
+	if (strcmp(expected, result) != 0)
+		errx(1, "[%d] setlocale(%d, \"%s\")=\"%s\" [expected: \"%s\"]",
+		       line, category, locale, result, expected);
+}
+
+static void
+_test_MB_CUR_MAX(size_t expected, int line)
+{
+	if (MB_CUR_MAX != expected)
+		errx(1, "[%d] MB_CUR_MAX=%ld [expected %ld]", 
+			line, MB_CUR_MAX, expected);
+}
+
+static void
+_test_isalpha(int expected, int c, int line)
+{
+	int result = isalpha(c);
+	if (!!result != expected)
+		errx(1, "[%d] isalpha(%d)=%d [expected %d]",
+			line, c, result, expected);
+}
+
+int
+main(int argc, char *argv[])
+{
+	/* check initial state (should be "C") */
+	test_setlocale("C", LC_ALL, NULL); /* check */
+	test_MB_CUR_MAX(1);
+	test_isalpha(0, 0xe9); /* iso-8859-1 eacute */
+
+	/* load from env */
+	/* NOTE: we don't support non-C locales for some categories */
+	/*test_setlocale("fr_FR.UTF-8", LC_ALL, "");*/ /* set */
+	test_setlocale("fr_FR.UTF-8", LC_CTYPE, ""); /* set */
+	test_setlocale("fr_FR.UTF-8", LC_MESSAGES, ""); /* set */
+	test_MB_CUR_MAX(4);
+	test_isalpha(0, 0xe9); /* iso-8859-1 eacute */
+
+	test_setlocale("C", LC_MESSAGES, "C"); /* set */
+	test_MB_CUR_MAX(4);
+	test_setlocale("C/fr_FR.UTF-8/C/C/C/C", LC_ALL, NULL); /* check */
+
+	test_setlocale("C", LC_CTYPE, "C"); /* set */
+	test_MB_CUR_MAX(1);
+	test_setlocale("C", LC_ALL, NULL); /* check */
+
+	/* iso-8859-1 */
+	test_setlocale("C", LC_ALL, "C"); /* set */
+	test_isalpha(0, 0xe9); /* iso-8859-1 eacute */
+	test_setlocale("en_US.ISO8859-1", LC_CTYPE, "en_US.ISO8859-1"); /* set */
+	test_isalpha(1, 0xe9); /* iso-8859-1 eacute */
+	test_MB_CUR_MAX(1);
+
+	/* check for errors on checking */
+	test_setlocale("C", LC_ALL, "C"); /* reset */
+	test_setlocale(NULL, -1, NULL);
+	test_setlocale(NULL, _LC_LAST, NULL);
+	test_setlocale(NULL, _LC_LAST+0xff, NULL);
+	test_setlocale("C", LC_ALL, NULL); /* check */
+
+	/* check for errors on setting */
+	test_setlocale(NULL, -1, "");
+	test_setlocale(NULL, _LC_LAST, "");
+	test_setlocale(NULL, _LC_LAST+0xff, "");
+	test_setlocale("C", LC_ALL, NULL); /* check */
+
+	/* no codeset, fallback to ASCII */
+	test_setlocale("C", LC_ALL, "C"); /* reset */
+	test_setlocale("invalid", LC_CTYPE, "invalid"); /* set */
+	test_setlocale("invalid", LC_CTYPE, NULL);
+	test_MB_CUR_MAX(1);
+	test_isalpha(0, 0xe9); /* iso-8859-1 eacute */
+
+	/* with codeset */
+	test_setlocale("C", LC_ALL, "C"); /* reset */
+	test_setlocale("invalid.UTF-8", LC_CTYPE, "invalid.UTF-8"); /* set */
+	test_setlocale("invalid.UTF-8", LC_CTYPE, NULL);
+	test_MB_CUR_MAX(4);
+
+	/* with invalid codeset (is an error) */
+	test_setlocale("C", LC_ALL, "C"); /* reset */
+	test_setlocale(NULL, LC_CTYPE, "fr_FR.invalid"); /* set */
+	test_setlocale("C", LC_CTYPE, NULL);
+	test_MB_CUR_MAX(1);
+
+	return (EXIT_SUCCESS);
+}