[src/trunk]: src/tests/lib/libc/stdlib unit test for environment. Grr, someon...

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

details:   https://anonhg.NetBSD.org/src/rev/754ec3bee0b6
branches:  trunk
changeset: 757797:754ec3bee0b6
user:      christos <christos%NetBSD.org@localhost>
date:      Thu Sep 23 17:38:08 2010 +0000

description:
unit test for environment. Grr, someone should make fixing the sets easier
otherwise people are not going to want to write unit-tests.

diffstat:

 tests/lib/libc/stdlib/Makefile        |   4 +-
 tests/lib/libc/stdlib/t_environment.c |  74 +++++++++++++++++++++++++++++++++++
 2 files changed, 76 insertions(+), 2 deletions(-)

diffs (93 lines):

diff -r 9d9e66dc2ab4 -r 754ec3bee0b6 tests/lib/libc/stdlib/Makefile
--- a/tests/lib/libc/stdlib/Makefile    Thu Sep 23 17:30:49 2010 +0000
+++ b/tests/lib/libc/stdlib/Makefile    Thu Sep 23 17:38:08 2010 +0000
@@ -1,9 +1,9 @@
-# $NetBSD: Makefile,v 1.1 2009/07/20 17:03:38 joerg Exp $
+# $NetBSD: Makefile,v 1.2 2010/09/23 17:38:08 christos Exp $
 
 .include <bsd.own.mk>
 
 TESTSDIR=      ${TESTSBASE}/lib/libc/stdlib
 
-TESTS_C+=      t_mi_vector_hash
+TESTS_C+=      t_mi_vector_hash t_environment
 
 .include <bsd.test.mk>
diff -r 9d9e66dc2ab4 -r 754ec3bee0b6 tests/lib/libc/stdlib/t_environment.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/lib/libc/stdlib/t_environment.c     Thu Sep 23 17:38:08 2010 +0000
@@ -0,0 +1,74 @@
+/*     $NetBSD: t_environment.c,v 1.1 2010/09/23 17:38:08 christos Exp $       */
+/*-
+ * Copyright (c) 2010 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christos Zoulas
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: t_environment.c,v 1.1 2010/09/23 17:38:08 christos Exp $");
+
+#include <atf-c.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+ATF_TC(t_environment);
+
+ATF_TC_HEAD(t_environment, tc)
+{
+       atf_tc_set_md_var(tc, "descr",
+           "Test setenv(3), getenv(3), unsetenv(3)");
+}
+
+ATF_TC_BODY(t_environment, tc)
+{
+       size_t i;
+       char name[1024];
+       char value[1024];
+       for (i = 0; i < 10240; i++) {
+               snprintf(name, sizeof(name), "var%zu", i);
+               snprintf(value, sizeof(value), "value%ld", lrand48());
+               setenv(name, value, 1);
+               ATF_CHECK_STREQ(getenv(name), value);
+       }
+
+       for (i = 0; i < 10240; i++) {
+               snprintf(name, sizeof(name), "var%zu", i);
+               unsetenv(name);
+               ATF_CHECK(getenv(name) == NULL);
+       }
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+       ATF_TP_ADD_TC(tp, t_environment);
+
+       return atf_no_error();
+}