From 91cb7b7c604d6d3c0dcb3dbcdabb0a6db6097035 Mon Sep 17 00:00:00 2001 From: Andrew Tridgell Date: Sun, 7 Feb 2010 16:06:31 +1100 Subject: test:local added LOCAL-DLINKLIST testsuite (cherry picked from commit 95a5bee2c30a67a35604b0456ab7836f6dc67702) --- lib/util/tests/dlinklist.c | 130 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 lib/util/tests/dlinklist.c (limited to 'lib/util/tests') diff --git a/lib/util/tests/dlinklist.c b/lib/util/tests/dlinklist.c new file mode 100644 index 0000000000..8816dba765 --- /dev/null +++ b/lib/util/tests/dlinklist.c @@ -0,0 +1,130 @@ +/* + Unix SMB/CIFS implementation. + + local testing of DLIST_*() macros + + Copyright (C) Andrew Tridgell 2010 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +#include "includes.h" +#include "torture/torture.h" +#include "lib/util/dlinklist.h" + +struct listel { + struct listel *next, *prev; +}; + +static bool torture_local_dlinklist_simple(struct torture_context *tctx) +{ + TALLOC_CTX *mem_ctx = talloc_new(tctx); + struct listel *l1 = NULL, *l2 = NULL, *el, *el2; + int i; + + torture_comment(tctx, "add 5 elements at front\n"); + for (i=0; i<5; i++) { + el = talloc(mem_ctx, struct listel); + DLIST_ADD(l1, el); + } + + torture_comment(tctx, "add 5 elements at end\n"); + for (i=0; i<5; i++) { + el = talloc(mem_ctx, struct listel); + DLIST_ADD_END(l1, el, NULL); + } + + torture_comment(tctx, "delete 3 from front\n"); + for (i=0; i < 3; i++) { + el = l1; + DLIST_REMOVE(l1, l1); + DLIST_ADD(l2, el); + } + + torture_comment(tctx, "delete 3 from back\n"); + for (i=0; i < 3; i++) { + el = DLIST_TAIL(l1); + DLIST_REMOVE(l1, el); + DLIST_ADD_END(l2, el, NULL); + } + + torture_comment(tctx, "count forward\n"); + for (i=0,el=l1; el; el=el->next) i++; + torture_assert_int_equal(tctx, i, 4, "should have 4 elements"); + + torture_comment(tctx, "count backwards\n"); + for (i=0,el=DLIST_TAIL(l1); el; el=DLIST_PREV(el)) i++; + torture_assert_int_equal(tctx, i, 4, "should have 4 elements"); + + torture_comment(tctx, "check DLIST_HEAD\n"); + el = DLIST_TAIL(l1); + DLIST_HEAD(el, el2); + torture_assert(tctx, el2 == l1, "should find head"); + + torture_comment(tctx, "check DLIST_ADD_AFTER\n"); + el = talloc(mem_ctx, struct listel); + el2 = talloc(mem_ctx, struct listel); + DLIST_ADD_AFTER(l1, el, l1); + DLIST_ADD_AFTER(l1, el2, el); + torture_assert(tctx, l1->next == el, "2nd in list"); + torture_assert(tctx, el->next == el2, "3rd in list"); + + torture_comment(tctx, "check DLIST_PROMOTE\n"); + DLIST_PROMOTE(l1, el2); + torture_assert(tctx, el2==l1, "1st in list"); + torture_assert(tctx, el2->next->next == el, "3rd in list"); + + torture_comment(tctx, "check DLIST_DEMOTE\n"); + DLIST_DEMOTE(l1, el, NULL); + torture_assert(tctx, el->next == NULL, "last in list"); + torture_assert(tctx, el2->prev == el, "backlink from head"); + + torture_comment(tctx, "count forward\n"); + for (i=0,el=l1; el; el=el->next) i++; + torture_assert_int_equal(tctx, i, 6, "should have 6 elements"); + + torture_comment(tctx, "count backwards\n"); + for (i=0,el=DLIST_TAIL(l1); el; el=DLIST_PREV(el)) i++; + torture_assert_int_equal(tctx, i, 6, "should have 6 elements"); + + torture_comment(tctx, "check DLIST_CONCATENATE\n"); + DLIST_CONCATENATE(l1, l2, NULL); + torture_comment(tctx, "count forward\n"); + for (i=0,el=l1; el; el=el->next) i++; + torture_assert_int_equal(tctx, i, 12, "should have 12 elements"); + + torture_comment(tctx, "count backwards\n"); + for (i=0,el=DLIST_TAIL(l1); el; el=DLIST_PREV(el)) i++; + torture_assert_int_equal(tctx, i, 12, "should have 12 elements"); + + torture_comment(tctx, "free forwards\n"); + for (el=l1; el; el=el2) { + el2 = el->next; + DLIST_REMOVE(l1, el); + talloc_free(el); + } + + torture_assert(tctx, l1 == NULL, "list empty"); + torture_assert_int_equal(tctx, talloc_total_blocks(mem_ctx), 1, "1 block"); + + talloc_free(mem_ctx); + return true; +} + +struct torture_suite *torture_local_dlinklist(TALLOC_CTX *mem_ctx) +{ + struct torture_suite *suite = torture_suite_create(mem_ctx, "DLINKLIST"); + torture_suite_add_simple_test(suite, "dlinklist", torture_local_dlinklist_simple); + return suite; +} -- cgit