Module Name: src
Committed By: christos
Date: Sat Dec 1 16:27:27 UTC 2012
Modified Files:
src/tests/lib/libc/sys: Makefile
Added Files:
src/tests/lib/libc/sys: t_bitops.c
Log Message:
Add a bitops test
To generate a diff of this commit:
cvs rdiff -u -r1.28 -r1.29 src/tests/lib/libc/sys/Makefile
cvs rdiff -u -r0 -r1.1 src/tests/lib/libc/sys/t_bitops.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/lib/libc/sys/Makefile
diff -u src/tests/lib/libc/sys/Makefile:1.28 src/tests/lib/libc/sys/Makefile:1.29
--- src/tests/lib/libc/sys/Makefile:1.28 Tue Sep 11 22:00:55 2012
+++ src/tests/lib/libc/sys/Makefile Sat Dec 1 11:27:27 2012
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.28 2012/09/12 02:00:55 manu Exp $
+# $NetBSD: Makefile,v 1.29 2012/12/01 16:27:27 christos Exp $
MKMAN= no
@@ -9,6 +9,7 @@ MKMAN= no
TESTSDIR= ${TESTSBASE}/lib/libc/sys
TESTS_C+= t_access
+TESTS_C+= t_bitops
TESTS_C+= t_chroot
TESTS_C+= t_clock_gettime
TESTS_C+= t_clone
Added files:
Index: src/tests/lib/libc/sys/t_bitops.c
diff -u /dev/null src/tests/lib/libc/sys/t_bitops.c:1.1
--- /dev/null Sat Dec 1 11:27:27 2012
+++ src/tests/lib/libc/sys/t_bitops.c Sat Dec 1 11:27:27 2012
@@ -0,0 +1,78 @@
+/* $NetBSD: t_bitops.c,v 1.1 2012/12/01 16:27:27 christos Exp $ */
+
+/*-
+ * Copyright (c) 2012 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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_bitops.c,v 1.1 2012/12/01 16:27:27 christos Exp $");
+
+#include <stdlib.h>
+#include <sys/bitops.h>
+#include <atf-c.h>
+
+ATF_TC(bitmap_basic);
+
+ATF_TC_HEAD(bitmap_basic, tc)
+{
+ atf_tc_set_md_var(tc, "descr", "A basic test of __BITMAP_*");
+}
+
+ATF_TC_BODY(bitmap_basic, tc)
+{
+ uint32_t bm[__BITMAP_SIZE(uint32_t, 65536)];
+ __BITMAP_ZERO(bm);
+
+ ATF_REQUIRE(__BITMAP_SIZE(uint32_t, 65536) == 2048);
+
+ ATF_REQUIRE(__BITMAP_SHIFT(uint32_t) == 5);
+
+ ATF_REQUIRE(__BITMAP_MASK(uint32_t) == 31);
+
+ for (size_t i = 0; i < 65536; i += 2)
+ __BITMAP_SET(i, bm);
+
+ for (size_t i = 0; i < 2048; i++)
+ ATF_REQUIRE(bm[i] == 0x55555555);
+
+ for (size_t i = 0; i < 65536; i++)
+ if (i & 1)
+ ATF_REQUIRE(!__BITMAP_ISSET(i, bm));
+ else {
+ ATF_REQUIRE(__BITMAP_ISSET(i, bm));
+ __BITMAP_CLR(i, bm);
+ }
+
+ for (size_t i = 0; i < 65536; i += 2)
+ ATF_REQUIRE(!__BITMAP_ISSET(i, bm));
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+ ATF_TP_ADD_TC(tp, bitmap_basic);
+ return atf_no_error();
+}
