| 1 | /* $Id: tstRTSemEventMulti.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * IPRT Testcase - Multiple Release Event Semaphores.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2009-2020 Oracle Corporation
|
|---|
| 8 | *
|
|---|
| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
|---|
| 10 | * available from http://www.virtualbox.org. This file is free software;
|
|---|
| 11 | * you can redistribute it and/or modify it under the terms of the GNU
|
|---|
| 12 | * General Public License (GPL) as published by the Free Software
|
|---|
| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
|---|
| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
|---|
| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
|---|
| 16 | *
|
|---|
| 17 | * The contents of this file may alternatively be used under the terms
|
|---|
| 18 | * of the Common Development and Distribution License Version 1.0
|
|---|
| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
|
|---|
| 20 | * VirtualBox OSE distribution, in which case the provisions of the
|
|---|
| 21 | * CDDL are applicable instead of those of the GPL.
|
|---|
| 22 | *
|
|---|
| 23 | * You may elect to license modified versions of this file under the
|
|---|
| 24 | * terms and conditions of either the GPL or the CDDL or both.
|
|---|
| 25 | */
|
|---|
| 26 |
|
|---|
| 27 |
|
|---|
| 28 | /*********************************************************************************************************************************
|
|---|
| 29 | * Header Files *
|
|---|
| 30 | *********************************************************************************************************************************/
|
|---|
| 31 | #include <iprt/semaphore.h>
|
|---|
| 32 |
|
|---|
| 33 | #include <iprt/asm.h>
|
|---|
| 34 | #include <iprt/assert.h>
|
|---|
| 35 | #include <iprt/errcore.h>
|
|---|
| 36 | #include <iprt/rand.h>
|
|---|
| 37 | #include <iprt/stream.h>
|
|---|
| 38 | #include <iprt/string.h>
|
|---|
| 39 | #include <iprt/test.h>
|
|---|
| 40 | #include <iprt/thread.h>
|
|---|
| 41 | #include <iprt/time.h>
|
|---|
| 42 |
|
|---|
| 43 |
|
|---|
| 44 | /*********************************************************************************************************************************
|
|---|
| 45 | * Global Variables *
|
|---|
| 46 | *********************************************************************************************************************************/
|
|---|
| 47 | /** The test handle. */
|
|---|
| 48 | static RTTEST g_hTest;
|
|---|
| 49 |
|
|---|
| 50 |
|
|---|
| 51 | static DECLCALLBACK(int) test1Thread1(RTTHREAD ThreadSelf, void *pvUser)
|
|---|
| 52 | {
|
|---|
| 53 | RTSEMEVENTMULTI hSem = *(PRTSEMEVENTMULTI)pvUser;
|
|---|
| 54 | RT_NOREF_PV(ThreadSelf);
|
|---|
| 55 |
|
|---|
| 56 | uint64_t u64 = RTTimeSystemMilliTS();
|
|---|
| 57 | RTTEST_CHECK_RC(g_hTest, RTSemEventMultiWait(hSem, 1000), VERR_TIMEOUT);
|
|---|
| 58 | u64 = RTTimeSystemMilliTS() - u64;
|
|---|
| 59 | RTTEST_CHECK_MSG(g_hTest, u64 < 1500 && u64 > 950, (g_hTest, "u64=%llu\n", u64));
|
|---|
| 60 |
|
|---|
| 61 | RTTEST_CHECK_RC(g_hTest, RTSemEventMultiWait(hSem, 2000), VINF_SUCCESS);
|
|---|
| 62 | return VINF_SUCCESS;
|
|---|
| 63 | }
|
|---|
| 64 |
|
|---|
| 65 |
|
|---|
| 66 | static DECLCALLBACK(int) test1Thread2(RTTHREAD ThreadSelf, void *pvUser)
|
|---|
| 67 | {
|
|---|
| 68 | RTSEMEVENTMULTI hSem = *(PRTSEMEVENTMULTI)pvUser;
|
|---|
| 69 | RT_NOREF_PV(ThreadSelf);
|
|---|
| 70 |
|
|---|
| 71 | RTTEST_CHECK_RC(g_hTest, RTSemEventMultiWait(hSem, RT_INDEFINITE_WAIT), VINF_SUCCESS);
|
|---|
| 72 | return VINF_SUCCESS;
|
|---|
| 73 | }
|
|---|
| 74 |
|
|---|
| 75 |
|
|---|
| 76 | static void test1(void)
|
|---|
| 77 | {
|
|---|
| 78 | RTTestISub("Three threads");
|
|---|
| 79 |
|
|---|
| 80 | /*
|
|---|
| 81 | * Create the threads and let them block on the event multi semaphore.
|
|---|
| 82 | */
|
|---|
| 83 | RTSEMEVENTMULTI hSem;
|
|---|
| 84 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiCreate(&hSem), VINF_SUCCESS);
|
|---|
| 85 |
|
|---|
| 86 | RTTHREAD hThread2;
|
|---|
| 87 | RTTESTI_CHECK_RC_RETV(RTThreadCreate(&hThread2, test1Thread2, &hSem, 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "test2"), VINF_SUCCESS);
|
|---|
| 88 | RTThreadSleep(100);
|
|---|
| 89 |
|
|---|
| 90 | RTTHREAD hThread1;
|
|---|
| 91 | RTTESTI_CHECK_RC_RETV(RTThreadCreate(&hThread1, test1Thread1, &hSem, 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "test1"), VINF_SUCCESS);
|
|---|
| 92 |
|
|---|
| 93 | /* Force first thread (which has a timeout of 1 second) to timeout in the
|
|---|
| 94 | * first wait, and the second wait will succeed. */
|
|---|
| 95 | RTTESTI_CHECK_RC(RTThreadSleep(1500), VINF_SUCCESS);
|
|---|
| 96 | RTTESTI_CHECK_RC(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 97 | RTTESTI_CHECK_RC(RTThreadWait(hThread1, 5000, NULL), VINF_SUCCESS);
|
|---|
| 98 | RTTESTI_CHECK_RC(RTThreadWait(hThread2, 5000, NULL), VINF_SUCCESS);
|
|---|
| 99 | RTTESTI_CHECK_RC(RTSemEventMultiDestroy(hSem), VINF_SUCCESS);
|
|---|
| 100 | }
|
|---|
| 101 |
|
|---|
| 102 |
|
|---|
| 103 | static void testBasicsWaitTimeout(RTSEMEVENTMULTI hSem, unsigned i)
|
|---|
| 104 | {
|
|---|
| 105 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWait(hSem, 0), VERR_TIMEOUT);
|
|---|
| 106 | #if 0
|
|---|
| 107 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitNoResume(hSem, 0), VERR_TIMEOUT);
|
|---|
| 108 | #else
|
|---|
| 109 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 110 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_RELATIVE,
|
|---|
| 111 | 0),
|
|---|
| 112 | VERR_TIMEOUT);
|
|---|
| 113 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 114 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 115 | RTTimeSystemNanoTS() + 1000*i),
|
|---|
| 116 | VERR_TIMEOUT);
|
|---|
| 117 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 118 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 119 | RTTimeNanoTS() + 1000*i),
|
|---|
| 120 | VERR_TIMEOUT);
|
|---|
| 121 |
|
|---|
| 122 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 123 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_RELATIVE,
|
|---|
| 124 | 0),
|
|---|
| 125 | VERR_TIMEOUT);
|
|---|
| 126 | #endif
|
|---|
| 127 | }
|
|---|
| 128 |
|
|---|
| 129 |
|
|---|
| 130 | static void testBasicsWaitSuccess(RTSEMEVENTMULTI hSem, unsigned i)
|
|---|
| 131 | {
|
|---|
| 132 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWait(hSem, 0), VINF_SUCCESS);
|
|---|
| 133 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWait(hSem, RT_INDEFINITE_WAIT), VINF_SUCCESS);
|
|---|
| 134 | #if 0
|
|---|
| 135 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitNoResume(hSem, 0), VINF_SUCCESS);
|
|---|
| 136 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitNoResume(hSem, RT_INDEFINITE_WAIT), VINF_SUCCESS);
|
|---|
| 137 | #else
|
|---|
| 138 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 139 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_RELATIVE,
|
|---|
| 140 | 0),
|
|---|
| 141 | VINF_SUCCESS);
|
|---|
| 142 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem, RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_INDEFINITE, 0), VINF_SUCCESS);
|
|---|
| 143 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem, RTSEMWAIT_FLAGS_NORESUME | RTSEMWAIT_FLAGS_INDEFINITE, 0), VINF_SUCCESS);
|
|---|
| 144 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 145 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 146 | RTTimeSystemNanoTS() + 1000*i),
|
|---|
| 147 | VINF_SUCCESS);
|
|---|
| 148 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 149 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 150 | RTTimeNanoTS() + 1000*i),
|
|---|
| 151 | VINF_SUCCESS);
|
|---|
| 152 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 153 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 154 | 0),
|
|---|
| 155 | VINF_SUCCESS);
|
|---|
| 156 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 157 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 158 | _1G),
|
|---|
| 159 | VINF_SUCCESS);
|
|---|
| 160 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 161 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_NANOSECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 162 | UINT64_MAX),
|
|---|
| 163 | VINF_SUCCESS);
|
|---|
| 164 |
|
|---|
| 165 |
|
|---|
| 166 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 167 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 168 | RTTimeSystemMilliTS() + 1000*i),
|
|---|
| 169 | VINF_SUCCESS);
|
|---|
| 170 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 171 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 172 | RTTimeMilliTS() + 1000*i),
|
|---|
| 173 | VINF_SUCCESS);
|
|---|
| 174 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 175 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 176 | 0),
|
|---|
| 177 | VINF_SUCCESS);
|
|---|
| 178 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 179 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 180 | _1M),
|
|---|
| 181 | VINF_SUCCESS);
|
|---|
| 182 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiWaitEx(hSem,
|
|---|
| 183 | RTSEMWAIT_FLAGS_RESUME | RTSEMWAIT_FLAGS_MILLISECS | RTSEMWAIT_FLAGS_ABSOLUTE,
|
|---|
| 184 | UINT64_MAX),
|
|---|
| 185 | VINF_SUCCESS);
|
|---|
| 186 | #endif
|
|---|
| 187 | }
|
|---|
| 188 |
|
|---|
| 189 |
|
|---|
| 190 | static void testBasics(void)
|
|---|
| 191 | {
|
|---|
| 192 | RTTestISub("Basics");
|
|---|
| 193 |
|
|---|
| 194 | RTSEMEVENTMULTI hSem;
|
|---|
| 195 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiCreate(&hSem), VINF_SUCCESS);
|
|---|
| 196 |
|
|---|
| 197 | /* The semaphore is created in a reset state, calling reset explicitly
|
|---|
| 198 | shouldn't make any difference. */
|
|---|
| 199 | testBasicsWaitTimeout(hSem, 0);
|
|---|
| 200 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiReset(hSem), VINF_SUCCESS);
|
|---|
| 201 | testBasicsWaitTimeout(hSem, 1);
|
|---|
| 202 | if (RTTestIErrorCount())
|
|---|
| 203 | return;
|
|---|
| 204 |
|
|---|
| 205 | /* When signalling the semaphore all successive wait calls shall
|
|---|
| 206 | succeed, signalling it again should make no difference. */
|
|---|
| 207 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 208 | testBasicsWaitSuccess(hSem, 2);
|
|---|
| 209 | if (RTTestIErrorCount())
|
|---|
| 210 | return;
|
|---|
| 211 |
|
|---|
| 212 | /* After resetting it we should time out again. */
|
|---|
| 213 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiReset(hSem), VINF_SUCCESS);
|
|---|
| 214 | testBasicsWaitTimeout(hSem, 3);
|
|---|
| 215 | if (RTTestIErrorCount())
|
|---|
| 216 | return;
|
|---|
| 217 |
|
|---|
| 218 | /* The number of resets or signal calls shouldn't matter. */
|
|---|
| 219 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiReset(hSem), VINF_SUCCESS);
|
|---|
| 220 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiReset(hSem), VINF_SUCCESS);
|
|---|
| 221 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiReset(hSem), VINF_SUCCESS);
|
|---|
| 222 | testBasicsWaitTimeout(hSem, 4);
|
|---|
| 223 |
|
|---|
| 224 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 225 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 226 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 227 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 228 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 229 | testBasicsWaitSuccess(hSem, 5);
|
|---|
| 230 |
|
|---|
| 231 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiReset(hSem), VINF_SUCCESS);
|
|---|
| 232 | testBasicsWaitTimeout(hSem, 6);
|
|---|
| 233 |
|
|---|
| 234 | /* Destroy it. */
|
|---|
| 235 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiDestroy(hSem), VINF_SUCCESS);
|
|---|
| 236 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiDestroy(NIL_RTSEMEVENTMULTI), VINF_SUCCESS);
|
|---|
| 237 |
|
|---|
| 238 | /* Whether it is reset (above), signalled or not used shouldn't matter. */
|
|---|
| 239 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiCreate(&hSem), VINF_SUCCESS);
|
|---|
| 240 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiSignal(hSem), VINF_SUCCESS);
|
|---|
| 241 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiDestroy(hSem), VINF_SUCCESS);
|
|---|
| 242 |
|
|---|
| 243 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiCreate(&hSem), VINF_SUCCESS);
|
|---|
| 244 | RTTESTI_CHECK_RC_RETV(RTSemEventMultiDestroy(hSem), VINF_SUCCESS);
|
|---|
| 245 |
|
|---|
| 246 | RTTestISubDone();
|
|---|
| 247 | }
|
|---|
| 248 |
|
|---|
| 249 |
|
|---|
| 250 | int main(int argc, char **argv)
|
|---|
| 251 | {
|
|---|
| 252 | RT_NOREF_PV(argc); RT_NOREF_PV(argv);
|
|---|
| 253 |
|
|---|
| 254 | RTEXITCODE rcExit = RTTestInitAndCreate("tstRTSemEventMulti", &g_hTest);
|
|---|
| 255 | if (rcExit != RTEXITCODE_SUCCESS)
|
|---|
| 256 | return rcExit;
|
|---|
| 257 |
|
|---|
| 258 | testBasics();
|
|---|
| 259 | if (!RTTestErrorCount(g_hTest))
|
|---|
| 260 | {
|
|---|
| 261 | test1();
|
|---|
| 262 | }
|
|---|
| 263 |
|
|---|
| 264 | return RTTestSummaryAndDestroy(g_hTest);
|
|---|
| 265 | }
|
|---|
| 266 |
|
|---|
