[src/trunk]: src/tests/lib/libc/locale Separate the C/POSIX locale test from ...

[perseant <perseant%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/86eda5f2b973
branches:  trunk
changeset: 826009:86eda5f2b973
user:      perseant <perseant%NetBSD.org@localhost>
date:      Thu Aug 10 19:08:43 2017 +0000

description:
Separate the C/POSIX locale test from the rest; make it more thorough
and more correct.  This fixes a problem reported by martin@ when the
test is compiled with -funsigned-char.

diffstat:

 tests/lib/libc/locale/t_btowc.c |  41 ++++++++++++++++++++++++++++++++---------
 1 files changed, 32 insertions(+), 9 deletions(-)

diffs (72 lines):

diff -r b3cc66c4f7c4 -r 86eda5f2b973 tests/lib/libc/locale/t_btowc.c
--- a/tests/lib/libc/locale/t_btowc.c   Thu Aug 10 19:03:25 2017 +0000
+++ b/tests/lib/libc/locale/t_btowc.c   Thu Aug 10 19:08:43 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: t_btowc.c,v 1.2 2017/07/12 17:32:51 perseant Exp $ */
+/* $NetBSD: t_btowc.c,v 1.3 2017/08/10 19:08:43 perseant Exp $ */
 
 /*-
  * Copyright (c) 2017 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
 #include <sys/cdefs.h>
 __COPYRIGHT("@(#) Copyright (c) 2017\
  The NetBSD Foundation, inc. All rights reserved.");
-__RCSID("$NetBSD: t_btowc.c,v 1.2 2017/07/12 17:32:51 perseant Exp $");
+__RCSID("$NetBSD: t_btowc.c,v 1.3 2017/08/10 19:08:43 perseant Exp $");
 
 #include <locale.h>
 #include <stdio.h>
@@ -52,13 +52,6 @@
        const wchar_t willegal[8]; /* ISO-10646 that do not map into charset */
 } tests[] = {
        {
-               "C",
-               "\377",
-               "ABC123@\t",
-               { 'A', 'B', 'C', '1', '2', '3', '@', '\t' },
-               { 0x0430, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}
-       },
-       {
                "en_US.UTF-8",
                "\200",
                "ABC123@\t",
@@ -193,9 +186,39 @@
 #endif /* ! __STDC_ISO_10646__ */
 }
 
+ATF_TC(btowc_posix);
+ATF_TC_HEAD(btowc_posix, tc)
+{
+       atf_tc_set_md_var(tc, "descr", "Checks btowc(3) and wctob(3) for POSIX locale");
+}
+ATF_TC_BODY(btowc_posix, tc)
+{
+       const char *cp;
+       unsigned char c;
+       char *str;
+       const wchar_t *wcp;
+       int i;
+
+       ATF_REQUIRE_STREQ(setlocale(LC_ALL, "POSIX"), "POSIX");
+
+       /* btowc(EOF) -> WEOF */
+       ATF_REQUIRE_EQ(btowc(EOF), WEOF);
+
+       /* wctob(WEOF) -> EOF */
+       ATF_REQUIRE_EQ(wctob(WEOF), EOF);
+
+       /* All characters from 0 to 255, inclusive, map
+          onto their unsigned char equivalent */
+       for (i = 0; i <= 255; i++) {
+               ATF_REQUIRE_EQ(btowc(i), (wchar_t)(unsigned char)(i));
+               ATF_REQUIRE_EQ((unsigned char)wctob(i), (wchar_t)i);
+       }
+}
+
 ATF_TP_ADD_TCS(tp)
 {
        ATF_TP_ADD_TC(tp, btowc);
+       ATF_TP_ADD_TC(tp, btowc_posix);
        ATF_TP_ADD_TC(tp, stdc_iso_10646);
 
        return atf_no_error();