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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/router/samba-3.5.8/lib/util/tests/
1/*
2   Unix SMB/CIFS implementation.
3
4   local testing of idtree routines.
5
6   Copyright (C) Andrew Tridgell 2004
7
8   This program is free software; you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation; either version 3 of the License, or
11   (at your option) any later version.
12
13   This program is distributed in the hope that it will be useful,
14   but WITHOUT ANY WARRANTY; without even the implied warranty of
15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   GNU General Public License for more details.
17
18   You should have received a copy of the GNU General Public License
19   along with this program.  If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#include "includes.h"
23#include "torture/torture.h"
24
25static bool torture_local_idtree_simple(struct torture_context *tctx)
26{
27	struct idr_context *idr;
28	int i, ret;
29	int *ids;
30	int *present;
31	extern int torture_numops;
32	int n = torture_numops;
33	TALLOC_CTX *mem_ctx = tctx;
34
35	idr = idr_init(mem_ctx);
36
37	ids = talloc_zero_array(mem_ctx, int, n);
38	present = talloc_zero_array(mem_ctx, int, n);
39
40	for (i=0;i<n;i++) {
41		ids[i] = -1;
42	}
43
44	for (i=0;i<n;i++) {
45		int ii = random() % n;
46		void *p = idr_find(idr, ids[ii]);
47		if (present[ii]) {
48			if (p != &ids[ii]) {
49				torture_fail(tctx, talloc_asprintf(tctx,
50						"wrong ptr at %d - %p should be %p",
51				       ii, p, &ids[ii]));
52			}
53			if (random() % 7 == 0) {
54				if (idr_remove(idr, ids[ii]) != 0) {
55					torture_fail(tctx, talloc_asprintf(tctx,
56						"remove failed at %d (id=%d)",
57					       i, ids[ii]));
58				}
59				present[ii] = 0;
60				ids[ii] = -1;
61			}
62		} else {
63			if (p != NULL) {
64				torture_fail(tctx,
65					     talloc_asprintf(tctx,
66							     "non-present at %d gave %p (would be %d)",
67							     ii, p,
68							     (int)((((char *)p) - (char *)(&ids[0])) / sizeof(int))));
69			}
70			if (random() % 5) {
71				ids[ii] = idr_get_new(idr, &ids[ii], n);
72				if (ids[ii] < 0) {
73					torture_fail(tctx, talloc_asprintf(tctx,
74						"alloc failure at %d (ret=%d)",
75					       ii, ids[ii]));
76				} else {
77					present[ii] = 1;
78				}
79			}
80		}
81	}
82
83	torture_comment(tctx, "done %d random ops\n", i);
84
85	for (i=0;i<n;i++) {
86		if (present[i]) {
87			if (idr_remove(idr, ids[i]) != 0) {
88				torture_fail(tctx, talloc_asprintf(tctx,
89						"delete failed on cleanup at %d (id=%d)",
90				       i, ids[i]));
91			}
92		}
93	}
94
95	/* now test some limits */
96	for (i=0;i<25000;i++) {
97		ret = idr_get_new_above(idr, &ids[0], random() % 25000, 0x10000-3);
98		torture_assert(tctx, ret != -1, "idr_get_new_above failed");
99	}
100
101	ret = idr_get_new_above(idr, &ids[0], 0x10000-2, 0x10000);
102	torture_assert_int_equal(tctx, ret, 0x10000-2, "idr_get_new_above failed");
103	ret = idr_get_new_above(idr, &ids[0], 0x10000-1, 0x10000);
104	torture_assert_int_equal(tctx, ret, 0x10000-1, "idr_get_new_above failed");
105	ret = idr_get_new_above(idr, &ids[0], 0x10000, 0x10000);
106	torture_assert_int_equal(tctx, ret, 0x10000, "idr_get_new_above failed");
107	ret = idr_get_new_above(idr, &ids[0], 0x10000+1, 0x10000);
108	torture_assert_int_equal(tctx, ret, -1, "idr_get_new_above succeeded above limit");
109	ret = idr_get_new_above(idr, &ids[0], 0x10000+2, 0x10000);
110	torture_assert_int_equal(tctx, ret, -1, "idr_get_new_above succeeded above limit");
111
112	torture_comment(tctx, "cleaned up\n");
113	return true;
114}
115
116struct torture_suite *torture_local_idtree(TALLOC_CTX *mem_ctx)
117{
118	struct torture_suite *suite = torture_suite_create(mem_ctx, "IDTREE");
119	torture_suite_add_simple_test(suite, "idtree", torture_local_idtree_simple);
120	return suite;
121}
122