xref: /NextBSD/contrib/ntp/lib/isc/tests/taskpool_test.c (revision 287e3b14e9552995def1802ec9c5034f4adf28ec)
1 /*
2  * Copyright (C) 2011, 2012  Internet Systems Consortium, Inc. ("ISC")
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
9  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
10  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
11  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
12  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
13  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
14  * PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 /* $Id$ */
18 
19 /*! \file */
20 
21 #include <config.h>
22 
23 #include <atf-c.h>
24 
25 #include <unistd.h>
26 
27 #include <isc/task.h>
28 #include <isc/taskpool.h>
29 
30 #include "isctest.h"
31 
32 /*
33  * Individual unit tests
34  */
35 
36 /* Create a taskpool */
37 ATF_TC(create_pool);
ATF_TC_HEAD(create_pool,tc)38 ATF_TC_HEAD(create_pool, tc) {
39 	atf_tc_set_md_var(tc, "descr", "create a taskpool");
40 }
ATF_TC_BODY(create_pool,tc)41 ATF_TC_BODY(create_pool, tc) {
42 	isc_result_t result;
43 	isc_taskpool_t *pool = NULL;
44 
45 	UNUSED(tc);
46 
47 	result = isc_test_begin(NULL, ISC_TRUE);
48 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
49 
50 	result = isc_taskpool_create(taskmgr, mctx, 8, 2, &pool);
51 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
52 	ATF_REQUIRE_EQ(isc_taskpool_size(pool), 8);
53 
54 	isc_taskpool_destroy(&pool);
55 	ATF_REQUIRE_EQ(pool, NULL);
56 
57 	isc_test_end();
58 }
59 
60 /* Resize a taskpool */
61 ATF_TC(expand_pool);
ATF_TC_HEAD(expand_pool,tc)62 ATF_TC_HEAD(expand_pool, tc) {
63 	atf_tc_set_md_var(tc, "descr", "expand a taskpool");
64 }
ATF_TC_BODY(expand_pool,tc)65 ATF_TC_BODY(expand_pool, tc) {
66 	isc_result_t result;
67 	isc_taskpool_t *pool1 = NULL, *pool2 = NULL, *hold = NULL;
68 
69 	UNUSED(tc);
70 
71 	result = isc_test_begin(NULL, ISC_TRUE);
72 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
73 
74 	result = isc_taskpool_create(taskmgr, mctx, 10, 2, &pool1);
75 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
76 	ATF_REQUIRE_EQ(isc_taskpool_size(pool1), 10);
77 
78 	/* resizing to a smaller size should have no effect */
79 	hold = pool1;
80 	result = isc_taskpool_expand(&pool1, 5, &pool2);
81 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
82 	ATF_REQUIRE_EQ(isc_taskpool_size(pool2), 10);
83 	ATF_REQUIRE_EQ(pool2, hold);
84 	ATF_REQUIRE_EQ(pool1, NULL);
85 	pool1 = pool2;
86 	pool2 = NULL;
87 
88 	/* resizing to the same size should have no effect */
89 	hold = pool1;
90 	result = isc_taskpool_expand(&pool1, 10, &pool2);
91 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
92 	ATF_REQUIRE_EQ(isc_taskpool_size(pool2), 10);
93 	ATF_REQUIRE_EQ(pool2, hold);
94 	ATF_REQUIRE_EQ(pool1, NULL);
95 	pool1 = pool2;
96 	pool2 = NULL;
97 
98 	/* resizing to larger size should make a new pool */
99 	hold = pool1;
100 	result = isc_taskpool_expand(&pool1, 20, &pool2);
101 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
102 	ATF_REQUIRE_EQ(isc_taskpool_size(pool2), 20);
103 	ATF_REQUIRE(pool2 != hold);
104 	ATF_REQUIRE_EQ(pool1, NULL);
105 
106 	isc_taskpool_destroy(&pool2);
107 	ATF_REQUIRE_EQ(pool2, NULL);
108 
109 	isc_test_end();
110 }
111 
112 /* Get tasks */
113 ATF_TC(get_tasks);
ATF_TC_HEAD(get_tasks,tc)114 ATF_TC_HEAD(get_tasks, tc) {
115 	atf_tc_set_md_var(tc, "descr", "create a taskpool");
116 }
ATF_TC_BODY(get_tasks,tc)117 ATF_TC_BODY(get_tasks, tc) {
118 	isc_result_t result;
119 	isc_taskpool_t *pool = NULL;
120 	isc_task_t *task1 = NULL, *task2 = NULL, *task3 = NULL;
121 
122 	UNUSED(tc);
123 
124 	result = isc_test_begin(NULL, ISC_TRUE);
125 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
126 
127 	result = isc_taskpool_create(taskmgr, mctx, 2, 2, &pool);
128 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
129 	ATF_REQUIRE_EQ(isc_taskpool_size(pool), 2);
130 
131 	/* two tasks in pool; make sure we can access them more than twice */
132 	isc_taskpool_gettask(pool, &task1);
133 	ATF_REQUIRE(ISCAPI_TASK_VALID(task1));
134 
135 	isc_taskpool_gettask(pool, &task2);
136 	ATF_REQUIRE(ISCAPI_TASK_VALID(task2));
137 
138 	isc_taskpool_gettask(pool, &task3);
139 	ATF_REQUIRE(ISCAPI_TASK_VALID(task3));
140 
141 	isc_task_destroy(&task1);
142 	isc_task_destroy(&task2);
143 	isc_task_destroy(&task3);
144 
145 	isc_taskpool_destroy(&pool);
146 	ATF_REQUIRE_EQ(pool, NULL);
147 
148 	isc_test_end();
149 }
150 
151 /* Get tasks */
152 ATF_TC(set_privilege);
ATF_TC_HEAD(set_privilege,tc)153 ATF_TC_HEAD(set_privilege, tc) {
154 	atf_tc_set_md_var(tc, "descr", "create a taskpool");
155 }
ATF_TC_BODY(set_privilege,tc)156 ATF_TC_BODY(set_privilege, tc) {
157 	isc_result_t result;
158 	isc_taskpool_t *pool = NULL;
159 	isc_task_t *task1 = NULL, *task2 = NULL, *task3 = NULL;
160 
161 	UNUSED(tc);
162 
163 	result = isc_test_begin(NULL, ISC_TRUE);
164 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
165 
166 	result = isc_taskpool_create(taskmgr, mctx, 2, 2, &pool);
167 	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
168 	ATF_REQUIRE_EQ(isc_taskpool_size(pool), 2);
169 
170 	isc_taskpool_setprivilege(pool, ISC_TRUE);
171 
172 	isc_taskpool_gettask(pool, &task1);
173 	isc_taskpool_gettask(pool, &task2);
174 	isc_taskpool_gettask(pool, &task3);
175 
176 	ATF_CHECK(ISCAPI_TASK_VALID(task1));
177 	ATF_CHECK(ISCAPI_TASK_VALID(task2));
178 	ATF_CHECK(ISCAPI_TASK_VALID(task3));
179 
180 	ATF_CHECK(isc_task_privilege(task1));
181 	ATF_CHECK(isc_task_privilege(task2));
182 	ATF_CHECK(isc_task_privilege(task3));
183 
184 	isc_taskpool_setprivilege(pool, ISC_FALSE);
185 
186 	ATF_CHECK(!isc_task_privilege(task1));
187 	ATF_CHECK(!isc_task_privilege(task2));
188 	ATF_CHECK(!isc_task_privilege(task3));
189 
190 	isc_task_destroy(&task1);
191 	isc_task_destroy(&task2);
192 	isc_task_destroy(&task3);
193 
194 	isc_taskpool_destroy(&pool);
195 	ATF_REQUIRE_EQ(pool, NULL);
196 
197 	isc_test_end();
198 }
199 
200 /*
201  * Main
202  */
ATF_TP_ADD_TCS(tp)203 ATF_TP_ADD_TCS(tp) {
204 	ATF_TP_ADD_TC(tp, create_pool);
205 	ATF_TP_ADD_TC(tp, expand_pool);
206 	ATF_TP_ADD_TC(tp, get_tasks);
207 	ATF_TP_ADD_TC(tp, set_privilege);
208 
209 	return (atf_no_error());
210 }
211 
212