133 lines
4.1 KiB
C
133 lines
4.1 KiB
C
/* $NetBSD: t_pslist.c,v 1.2 2019/12/01 15:28:20 riastradh Exp $ */
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/*-
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* Copyright (c) 2016 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Taylor R. Campbell.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* XXX This is a limited test to make sure the operations behave as
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* described on a sequential machine. It does nothing to test the
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* pserialize-safety of any operations. The following definitions must
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* be replaced in any parallel tests.
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*/
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#define atomic_load_relaxed(p) (*(p))
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#define atomic_load_acquire(p) (*(p))
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#define atomic_load_consume(p) (*(p))
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#define atomic_store_relaxed(p,v) (*(p) = (v))
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#define atomic_store_release(p,v) (*(p) = (v))
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#include <sys/pslist.h>
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#include <atf-c.h>
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ATF_TC(misc);
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ATF_TC_HEAD(misc, tc)
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{
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atf_tc_set_md_var(tc, "descr", "pserialize-safe list tests");
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}
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ATF_TC_BODY(misc, tc)
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{
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struct pslist_head h = PSLIST_INITIALIZER;
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struct element {
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unsigned i;
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struct pslist_entry entry;
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} elements[] = {
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{ .i = 0, .entry = PSLIST_ENTRY_INITIALIZER },
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{ .i = 1 },
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{ .i = 2 },
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{ .i = 3 },
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{ .i = 4 },
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{ .i = 5 },
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{ .i = 6 },
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{ .i = 7 },
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};
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struct element *element;
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unsigned i;
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/* Check PSLIST_INITIALIZER is destroyable. */
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PSLIST_DESTROY(&h);
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PSLIST_INIT(&h);
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/* Check PSLIST_ENTRY_INITIALIZER is destroyable. */
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PSLIST_ENTRY_DESTROY(&elements[0], entry);
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for (i = 0; i < __arraycount(elements); i++)
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PSLIST_ENTRY_INIT(&elements[i], entry);
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PSLIST_WRITER_INSERT_HEAD(&h, &elements[4], entry);
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PSLIST_WRITER_INSERT_BEFORE(&elements[4], &elements[2], entry);
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PSLIST_WRITER_INSERT_BEFORE(&elements[4], &elements[3], entry);
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PSLIST_WRITER_INSERT_BEFORE(&elements[2], &elements[1], entry);
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PSLIST_WRITER_INSERT_HEAD(&h, &elements[0], entry);
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PSLIST_WRITER_INSERT_AFTER(&elements[4], &elements[5], entry);
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PSLIST_WRITER_INSERT_AFTER(&elements[5], &elements[7], entry);
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PSLIST_WRITER_INSERT_AFTER(&elements[5], &elements[6], entry);
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PSLIST_WRITER_REMOVE(&elements[0], entry);
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ATF_CHECK(elements[0].entry.ple_next != NULL);
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PSLIST_ENTRY_DESTROY(&elements[0], entry);
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PSLIST_WRITER_REMOVE(&elements[4], entry);
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ATF_CHECK(elements[4].entry.ple_next != NULL);
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PSLIST_ENTRY_DESTROY(&elements[4], entry);
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PSLIST_ENTRY_INIT(&elements[0], entry);
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PSLIST_WRITER_INSERT_HEAD(&h, &elements[0], entry);
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PSLIST_ENTRY_INIT(&elements[4], entry);
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PSLIST_WRITER_INSERT_AFTER(&elements[3], &elements[4], entry);
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i = 0;
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PSLIST_WRITER_FOREACH(element, &h, struct element, entry) {
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ATF_CHECK_EQ(i, element->i);
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i++;
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}
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i = 0;
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PSLIST_READER_FOREACH(element, &h, struct element, entry) {
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ATF_CHECK_EQ(i, element->i);
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i++;
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}
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while ((element = PSLIST_WRITER_FIRST(&h, struct element, entry))
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!= NULL) {
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PSLIST_WRITER_REMOVE(element, entry);
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PSLIST_ENTRY_DESTROY(element, entry);
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}
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PSLIST_DESTROY(&h);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, misc);
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return atf_no_error();
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}
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