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<h1>testsem.c</h1> </div>
</div>
<div class="contents">
<a href="testsem_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
Initial import
2010-08-10 03:11:02 +00:00
<a name="l00002"></a>00002 <span class="comment"> ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment"> This file is part of ChibiOS/RT.</span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment"> ChibiOS/RT is free software; you can redistribute it and/or modify</span>
<a name="l00007"></a>00007 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
<a name="l00008"></a>00008 <span class="comment"> the Free Software Foundation; either version 3 of the License, or</span>
<a name="l00009"></a>00009 <span class="comment"> (at your option) any later version.</span>
<a name="l00010"></a>00010 <span class="comment"></span>
<a name="l00011"></a>00011 <span class="comment"> ChibiOS/RT is distributed in the hope that it will be useful,</span>
<a name="l00012"></a>00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00013"></a>00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00014"></a>00014 <span class="comment"> GNU General Public License for more details.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment"> You should have received a copy of the GNU General Public License</span>
<a name="l00017"></a>00017 <span class="comment"> along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
<a name="l00018"></a>00018 <span class="comment"></span>
<a name="l00019"></a>00019 <span class="comment"> ---</span>
<a name="l00020"></a>00020 <span class="comment"></span>
<a name="l00021"></a>00021 <span class="comment"> A special exception to the GPL can be applied should you wish to distribute</span>
<a name="l00022"></a>00022 <span class="comment"> a combined work that includes ChibiOS/RT, without being obliged to provide</span>
<a name="l00023"></a>00023 <span class="comment"> the source code for any proprietary components. See the file exception.txt</span>
<a name="l00024"></a>00024 <span class="comment"> for full details of how and when the exception can be applied.</span>
<a name="l00025"></a>00025 <span class="comment">*/</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include &quot;<a class="code" href="ch_8h.html" title="ChibiOS/RT main include file.">ch.h</a>&quot;</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &quot;<a class="code" href="test_8h.html" title="Tests support header.">test.h</a>&quot;</span>
<a name="l00029"></a>00029 <span class="comment"></span>
<a name="l00030"></a>00030 <span class="comment">/**</span>
<a name="l00031"></a>00031 <span class="comment"> * @page test_sem Semaphores test</span>
<a name="l00032"></a>00032 <span class="comment"> *</span>
<a name="l00033"></a>00033 <span class="comment"> * File: @ref testsem.c</span>
<a name="l00034"></a>00034 <span class="comment"> *</span>
<a name="l00035"></a>00035 <span class="comment"> * &lt;h2&gt;Description&lt;/h2&gt;</span>
<a name="l00036"></a>00036 <span class="comment"> * This module implements the test sequence for the @ref semaphores subsystem.</span>
<a name="l00037"></a>00037 <span class="comment"> *</span>
<a name="l00038"></a>00038 <span class="comment"> * &lt;h2&gt;Objective&lt;/h2&gt;</span>
<a name="l00039"></a>00039 <span class="comment"> * Objective of the test module is to cover 100% of the @ref semaphores code.</span>
<a name="l00040"></a>00040 <span class="comment"> *</span>
<a name="l00041"></a>00041 <span class="comment"> * &lt;h2&gt;Preconditions&lt;/h2&gt;</span>
<a name="l00042"></a>00042 <span class="comment"> * The module requires the following kernel options:</span>
<a name="l00043"></a>00043 <span class="comment"> * - @p CH_USE_SEMAPHORES</span>
<a name="l00044"></a>00044 <span class="comment"> * .</span>
<a name="l00045"></a>00045 <span class="comment"> * In case some of the required options are not enabled then some or all tests</span>
<a name="l00046"></a>00046 <span class="comment"> * may be skipped.</span>
<a name="l00047"></a>00047 <span class="comment"> *</span>
<a name="l00048"></a>00048 <span class="comment"> * &lt;h2&gt;Test Cases&lt;/h2&gt;</span>
<a name="l00049"></a>00049 <span class="comment"> * - @subpage test_sem_001</span>
<a name="l00050"></a>00050 <span class="comment"> * - @subpage test_sem_002</span>
<a name="l00051"></a>00051 <span class="comment"> * - @subpage test_sem_003</span>
<a name="l00052"></a>00052 <span class="comment"> * .</span>
<a name="l00053"></a>00053 <span class="comment"> * @file testsem.c</span>
<a name="l00054"></a>00054 <span class="comment"> * @brief Semaphores test source file</span>
<a name="l00055"></a>00055 <span class="comment"> * @file testsem.h</span>
<a name="l00056"></a>00056 <span class="comment"> * @brief Semaphores test header file</span>
<a name="l00057"></a>00057 <span class="comment"> */</span>
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="preprocessor">#if CH_USE_SEMAPHORES</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span>
<a name="l00061"></a>00061 <span class="preprocessor">#define ALLOWED_DELAY MS2ST(5)</span>
<a name="l00062"></a>00062 <span class="preprocessor"></span>
<a name="l00063"></a>00063 <span class="comment">/*</span>
<a name="l00064"></a>00064 <span class="comment"> * Note, the static initializers are not really required because the</span>
<a name="l00065"></a>00065 <span class="comment"> * variables are explicitly initialized in each test case. It is done in order</span>
<a name="l00066"></a>00066 <span class="comment"> * to test the macros.</span>
<a name="l00067"></a>00067 <span class="comment"> */</span>
<a name="l00068"></a>00068 <span class="keyword">static</span> <a class="code" href="group__semaphores.html#gac09ac6a24cd3dbe91ac13d72bebf67c1" title="Static semaphore initializer.">SEMAPHORE_DECL</a>(sem1, 0);
<a name="l00069"></a>00069 <span class="comment"></span>
<a name="l00070"></a>00070 <span class="comment">/**</span>
<a name="l00071"></a>00071 <span class="comment"> * @page test_sem_001 Enqueuing test</span>
<a name="l00072"></a>00072 <span class="comment"> *</span>
<a name="l00073"></a>00073 <span class="comment"> * &lt;h2&gt;Description&lt;/h2&gt;</span>
<a name="l00074"></a>00074 <span class="comment"> * Five threads with randomized priorities are enqueued to a semaphore then</span>
<a name="l00075"></a>00075 <span class="comment"> * awakened one at time.&lt;br&gt;</span>
<a name="l00076"></a>00076 <span class="comment"> * The test expects that the threads reach their goal in FIFO order or</span>
<a name="l00077"></a>00077 <span class="comment"> * priority order depending on the CH_USE_SEMAPHORES_PRIORITY configuration</span>
<a name="l00078"></a>00078 <span class="comment"> * setting.</span>
<a name="l00079"></a>00079 <span class="comment"> */</span>
<a name="l00080"></a>00080 <span class="keyword">static</span> <span class="keywordtype">char</span> *sem1_gettest(<span class="keywordtype">void</span>) {
<a name="l00081"></a>00081
<a name="l00082"></a>00082 <span class="keywordflow">return</span> <span class="stringliteral">&quot;Semaphores, enqueuing&quot;</span>;
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <span class="keyword">static</span> <span class="keywordtype">void</span> sem1_setup(<span class="keywordtype">void</span>) {
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <a class="code" href="group__semaphores.html#gafe8fc6155a871074e8017efd908b2c58" title="Initializes a semaphore with the specified counter value.">chSemInit</a>(&amp;sem1, 0);
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread1(<span class="keywordtype">void</span> *p) {
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <a class="code" href="group__semaphores.html#gabc8f7e509870e9b0527a6a68fad71425" title="Performs a wait operation on a semaphore.">chSemWait</a>(&amp;sem1);
<a name="l00093"></a>00093 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(*(<span class="keywordtype">char</span> *)p);
<a name="l00094"></a>00094 <span class="keywordflow">return</span> 0;
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keyword">static</span> <span class="keywordtype">void</span> sem1_execute(<span class="keywordtype">void</span>) {
<a name="l00098"></a>00098
<a name="l00099"></a>00099 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()+5, thread1, <span class="stringliteral">&quot;A&quot;</span>);
<a name="l00100"></a>00100 threads[1] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[1], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()+1, thread1, <span class="stringliteral">&quot;B&quot;</span>);
<a name="l00101"></a>00101 threads[2] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[2], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()+3, thread1, <span class="stringliteral">&quot;C&quot;</span>);
<a name="l00102"></a>00102 threads[3] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[3], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()+4, thread1, <span class="stringliteral">&quot;D&quot;</span>);
<a name="l00103"></a>00103 threads[4] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[4], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()+2, thread1, <span class="stringliteral">&quot;E&quot;</span>);
<a name="l00104"></a>00104 <a class="code" href="group__semaphores.html#ga7ec0cbda23e49e2370e0b91f20baf05e" title="Performs a signal operation on a semaphore.">chSemSignal</a>(&amp;sem1);
<a name="l00105"></a>00105 <a class="code" href="group__semaphores.html#ga7ec0cbda23e49e2370e0b91f20baf05e" title="Performs a signal operation on a semaphore.">chSemSignal</a>(&amp;sem1);
<a name="l00106"></a>00106 <a class="code" href="group__semaphores.html#ga7ec0cbda23e49e2370e0b91f20baf05e" title="Performs a signal operation on a semaphore.">chSemSignal</a>(&amp;sem1);
<a name="l00107"></a>00107 <a class="code" href="group__semaphores.html#ga7ec0cbda23e49e2370e0b91f20baf05e" title="Performs a signal operation on a semaphore.">chSemSignal</a>(&amp;sem1);
<a name="l00108"></a>00108 <a class="code" href="group__semaphores.html#ga7ec0cbda23e49e2370e0b91f20baf05e" title="Performs a signal operation on a semaphore.">chSemSignal</a>(&amp;sem1);
<a name="l00109"></a>00109 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
<a name="l00110"></a>00110 <span class="preprocessor">#if CH_USE_SEMAPHORES_PRIORITY</span>
<a name="l00111"></a>00111 <span class="preprocessor"></span> <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(1, <span class="stringliteral">&quot;ADCEB&quot;</span>);
<a name="l00112"></a>00112 <span class="preprocessor">#else</span>
<a name="l00113"></a>00113 <span class="preprocessor"></span> <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(1, <span class="stringliteral">&quot;ABCDE&quot;</span>);
<a name="l00114"></a>00114 <span class="preprocessor">#endif</span>
<a name="l00115"></a>00115 <span class="preprocessor"></span>}
<a name="l00116"></a>00116 <span class="comment"></span>
<a name="l00117"></a>00117 <span class="comment">/**</span>
<a name="l00118"></a>00118 <span class="comment"> * @page test_sem_002 Timeout test</span>
<a name="l00119"></a>00119 <span class="comment"> *</span>
<a name="l00120"></a>00120 <span class="comment"> * &lt;h2&gt;Description&lt;/h2&gt;</span>
<a name="l00121"></a>00121 <span class="comment"> * The three possible semaphore waiting modes (do not wait, wait with timeout,</span>
<a name="l00122"></a>00122 <span class="comment"> * wait without timeout) are explored.&lt;br&gt;</span>
<a name="l00123"></a>00123 <span class="comment"> * The test expects that the semaphore wait function returns the correct value</span>
<a name="l00124"></a>00124 <span class="comment"> * in each of the above scenario and that the semaphore structure status is</span>
<a name="l00125"></a>00125 <span class="comment"> * correct after each operation.</span>
<a name="l00126"></a>00126 <span class="comment"> */</span>
<a name="l00127"></a>00127 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testsem1 = {
<a name="l00128"></a>00128 sem1_gettest,
<a name="l00129"></a>00129 sem1_setup,
<a name="l00130"></a>00130 NULL,
<a name="l00131"></a>00131 sem1_execute
<a name="l00132"></a>00132 };
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="keyword">static</span> <span class="keywordtype">char</span> *sem2_gettest(<span class="keywordtype">void</span>) {
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keywordflow">return</span> <span class="stringliteral">&quot;Semaphores, timeout&quot;</span>;
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="keyword">static</span> <span class="keywordtype">void</span> sem2_setup(<span class="keywordtype">void</span>) {
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <a class="code" href="group__semaphores.html#gafe8fc6155a871074e8017efd908b2c58" title="Initializes a semaphore with the specified counter value.">chSemInit</a>(&amp;sem1, 0);
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread2(<span class="keywordtype">void</span> *p) {
<a name="l00145"></a>00145
<a name="l00146"></a>00146 (void)p;
<a name="l00147"></a>00147 <a class="code" href="group__threads.html#ga5aebc25e053a0094714abce4cad9f56f" title="Delays the invoking thread for the specified number of milliseconds.">chThdSleepMilliseconds</a>(50);
<a name="l00148"></a>00148 <a class="code" href="group__system.html#ga9f6573c0763d1e4e97c63c62edad6e42" title="Enters the kernel lock mode.">chSysLock</a>();
<a name="l00149"></a>00149 <a class="code" href="group__semaphores.html#gaca0b70cf495a9cb7569e1cf5b07e2b3d" title="Performs a signal operation on a semaphore.">chSemSignalI</a>(&amp;sem1); <span class="comment">/* For coverage reasons */</span>
<a name="l00150"></a>00150 <a class="code" href="group__scheduler.html#ga4e38b4bee3d2330f6a0f1cdb7660af20" title="Performs a reschedule if a higher priority thread is runnable.">chSchRescheduleS</a>();
<a name="l00151"></a>00151 <a class="code" href="group__system.html#ga5a257fa58a09815eb64a45e2dfbdc22e" title="Leaves the kernel lock mode.">chSysUnlock</a>();
<a name="l00152"></a>00152 <span class="keywordflow">return</span> 0;
<a name="l00153"></a>00153 }
<a name="l00154"></a>00154
<a name="l00155"></a>00155 <span class="keyword">static</span> <span class="keywordtype">void</span> sem2_execute(<span class="keywordtype">void</span>) {
<a name="l00156"></a>00156 <span class="keywordtype">int</span> i;
<a name="l00157"></a>00157 <a class="code" href="group__types.html#gae3e32a98d431a02106616da3071832dd" title="System Time, recommended fastest unsigned.">systime_t</a> target_time;
<a name="l00158"></a>00158 <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> msg;
<a name="l00159"></a>00159
<a name="l00160"></a>00160 <span class="comment">/*</span>
<a name="l00161"></a>00161 <span class="comment"> * Testing special case TIME_IMMEDIATE.</span>
<a name="l00162"></a>00162 <span class="comment"> */</span>
<a name="l00163"></a>00163 msg = <a class="code" href="group__semaphores.html#ga0bc227311e5be3e3b6e3aee6a68169da" title="Performs a wait operation on a semaphore with timeout specification.">chSemWaitTimeout</a>(&amp;sem1, <a class="code" href="group__scheduler.html#gad1ac15e9e5fc17810a94a779257f3d29" title="Zero time specification for some syscalls with a timeout specification.">TIME_IMMEDIATE</a>);
<a name="l00164"></a>00164 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(1, msg == <a class="code" href="group__scheduler.html#gaf28d5427eeeb8f737cc7db495157780c" title="Low level message sent to a thread awakened by a timeout.">RDY_TIMEOUT</a>, <span class="stringliteral">&quot;wrong wake-up message&quot;</span>);
<a name="l00165"></a>00165 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(2, <a class="code" href="group__internals.html#gadf402c10356566d82a6631c102b7f656" title="Evaluates to TRUE if the specified threads queue or list is empty.">isempty</a>(&amp;sem1.s_queue), <span class="stringliteral">&quot;queue not empty&quot;</span>);
<a name="l00166"></a>00166 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(3, sem1.s_cnt == 0, <span class="stringliteral">&quot;counter not zero&quot;</span>);
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="comment">/*</span>
<a name="l00169"></a>00169 <span class="comment"> * Testing not timeout condition.</span>
<a name="l00170"></a>00170 <span class="comment"> */</span>
<a name="l00171"></a>00171 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>() - 1,
<a name="l00172"></a>00172 thread2, 0);
<a name="l00173"></a>00173 msg = <a class="code" href="group__semaphores.html#ga0bc227311e5be3e3b6e3aee6a68169da" title="Performs a wait operation on a semaphore with timeout specification.">chSemWaitTimeout</a>(&amp;sem1, <a class="code" href="group__time.html#ga0a7e7bc6c6225bd9652c4f1567f1bc6a" title="Time conversion utility.">MS2ST</a>(500));
<a name="l00174"></a>00174 <a class="code" href="group__test.html#ga361d9d2685d79754206ae8af370a303c" title="Waits for the completion of all the test-spawned threads.">test_wait_threads</a>();
<a name="l00175"></a>00175 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(4, msg == <a class="code" href="group__scheduler.html#gae1c86078318e11c2fa57ee3c2ec69f61" title="Default thread wakeup low level message.">RDY_OK</a>, <span class="stringliteral">&quot;wrong wake-up message&quot;</span>);
<a name="l00176"></a>00176 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(5, <a class="code" href="group__internals.html#gadf402c10356566d82a6631c102b7f656" title="Evaluates to TRUE if the specified threads queue or list is empty.">isempty</a>(&amp;sem1.s_queue), <span class="stringliteral">&quot;queue not empty&quot;</span>);
<a name="l00177"></a>00177 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(6, sem1.s_cnt == 0, <span class="stringliteral">&quot;counter not zero&quot;</span>);
<a name="l00178"></a>00178
<a name="l00179"></a>00179 <span class="comment">/*</span>
<a name="l00180"></a>00180 <span class="comment"> * Testing timeout condition.</span>
<a name="l00181"></a>00181 <span class="comment"> */</span>
<a name="l00182"></a>00182 <a class="code" href="group__test.html#gac067dd7ee03b2c56d4d26ce9815ed3f7" title="Delays execution until next system time tick.">test_wait_tick</a>();
<a name="l00183"></a>00183 target_time = <a class="code" href="group__time.html#ga137c8f67c450f34416a786d169be90e2" title="Current system time.">chTimeNow</a>() + <a class="code" href="group__time.html#ga0a7e7bc6c6225bd9652c4f1567f1bc6a" title="Time conversion utility.">MS2ST</a>(5 * 500);
<a name="l00184"></a>00184 <span class="keywordflow">for</span> (i = 0; i &lt; 5; i++) {
<a name="l00185"></a>00185 <a class="code" href="group__test.html#gab3d9527d7616b3f9f8cba60cda0211a8" title="Emits a token into the tokens buffer.">test_emit_token</a>(<span class="charliteral">&#39;A&#39;</span> + i);
<a name="l00186"></a>00186 msg = <a class="code" href="group__semaphores.html#ga0bc227311e5be3e3b6e3aee6a68169da" title="Performs a wait operation on a semaphore with timeout specification.">chSemWaitTimeout</a>(&amp;sem1, <a class="code" href="group__time.html#ga0a7e7bc6c6225bd9652c4f1567f1bc6a" title="Time conversion utility.">MS2ST</a>(500));
<a name="l00187"></a>00187 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(7, msg == <a class="code" href="group__scheduler.html#gaf28d5427eeeb8f737cc7db495157780c" title="Low level message sent to a thread awakened by a timeout.">RDY_TIMEOUT</a>, <span class="stringliteral">&quot;wrong wake-up message&quot;</span>);
<a name="l00188"></a>00188 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(8, <a class="code" href="group__internals.html#gadf402c10356566d82a6631c102b7f656" title="Evaluates to TRUE if the specified threads queue or list is empty.">isempty</a>(&amp;sem1.s_queue), <span class="stringliteral">&quot;queue not empty&quot;</span>);
<a name="l00189"></a>00189 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(9, sem1.s_cnt == 0, <span class="stringliteral">&quot;counter not zero&quot;</span>);
<a name="l00190"></a>00190 }
<a name="l00191"></a>00191 <a class="code" href="group__test.html#ga876d47c016ac2d69d6611274252bdaf9" title="Test sequence assertion.">test_assert_sequence</a>(10, <span class="stringliteral">&quot;ABCDE&quot;</span>);
<a name="l00192"></a>00192 <a class="code" href="group__test.html#gabb18a77859d6fc0972a35d88f11a90e1" title="Test time window assertion.">test_assert_time_window</a>(11, target_time, target_time + ALLOWED_DELAY);
<a name="l00193"></a>00193 }
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testsem2 = {
<a name="l00196"></a>00196 sem2_gettest,
<a name="l00197"></a>00197 sem2_setup,
<a name="l00198"></a>00198 NULL,
<a name="l00199"></a>00199 sem2_execute
<a name="l00200"></a>00200 };
<a name="l00201"></a>00201
<a name="l00202"></a>00202 <span class="preprocessor">#if CH_USE_SEMSW</span>
<a name="l00203"></a>00203 <span class="preprocessor"></span><span class="comment">/**</span>
<a name="l00204"></a>00204 <span class="comment"> * @page test_sem_003 Atomic signal-wait test</span>
<a name="l00205"></a>00205 <span class="comment"> *</span>
<a name="l00206"></a>00206 <span class="comment"> * &lt;h2&gt;Description&lt;/h2&gt;</span>
<a name="l00207"></a>00207 <span class="comment"> * This test case explicitly address the @p chSemWaitSignal() function. A</span>
<a name="l00208"></a>00208 <span class="comment"> * thread is created that performs a wait and a signal operations.</span>
<a name="l00209"></a>00209 <span class="comment"> * The tester thread is awakened from an atomic wait/signal operation.&lt;br&gt;</span>
<a name="l00210"></a>00210 <span class="comment"> * The test expects that the semaphore wait function returns the correct value</span>
<a name="l00211"></a>00211 <span class="comment"> * in each of the above scenario and that the semaphore structure status is</span>
<a name="l00212"></a>00212 <span class="comment"> * correct after each operation.</span>
<a name="l00213"></a>00213 <span class="comment"> */</span>
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keyword">static</span> <span class="keywordtype">char</span> *sem3_gettest(<span class="keywordtype">void</span>) {
<a name="l00216"></a>00216
<a name="l00217"></a>00217 <span class="keywordflow">return</span> <span class="stringliteral">&quot;Semaphores, atomic signal-wait&quot;</span>;
<a name="l00218"></a>00218 }
<a name="l00219"></a>00219
<a name="l00220"></a>00220 <span class="keyword">static</span> <span class="keywordtype">void</span> sem3_setup(<span class="keywordtype">void</span>) {
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <a class="code" href="group__semaphores.html#gafe8fc6155a871074e8017efd908b2c58" title="Initializes a semaphore with the specified counter value.">chSemInit</a>(&amp;sem1, 0);
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224
<a name="l00225"></a>00225 <span class="keyword">static</span> <a class="code" href="group__types.html#ga35bcb0c321cd7bc45bf1a11fa17ebdd3" title="Message, use signed pointer equivalent.">msg_t</a> thread3(<span class="keywordtype">void</span> *p) {
<a name="l00226"></a>00226
<a name="l00227"></a>00227 (void)p;
<a name="l00228"></a>00228 <a class="code" href="group__semaphores.html#gabc8f7e509870e9b0527a6a68fad71425" title="Performs a wait operation on a semaphore.">chSemWait</a>(&amp;sem1);
<a name="l00229"></a>00229 <a class="code" href="group__semaphores.html#ga7ec0cbda23e49e2370e0b91f20baf05e" title="Performs a signal operation on a semaphore.">chSemSignal</a>(&amp;sem1);
<a name="l00230"></a>00230 <span class="keywordflow">return</span> 0;
<a name="l00231"></a>00231 }
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="keyword">static</span> <span class="keywordtype">void</span> sem3_execute(<span class="keywordtype">void</span>) {
<a name="l00234"></a>00234
<a name="l00235"></a>00235 threads[0] = <a class="code" href="group__threads.html#ga048e588238dd336c6059133b3d0c3435" title="Creates a new thread into a static memory area.">chThdCreateStatic</a>(wa[0], WA_SIZE, <a class="code" href="group__threads.html#gac71903de6268d886ff58022854b8b6dd" title="Returns the current thread priority.">chThdGetPriority</a>()+1, thread3, 0);
<a name="l00236"></a>00236 <a class="code" href="group__semaphores.html#ga0dc7b4339506de346d67b4560b271e44" title="Performs atomic signal and wait operations on two semaphores.">chSemSignalWait</a>(&amp;sem1, &amp;sem1);
<a name="l00237"></a>00237 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(1, <a class="code" href="group__internals.html#gadf402c10356566d82a6631c102b7f656" title="Evaluates to TRUE if the specified threads queue or list is empty.">isempty</a>(&amp;sem1.s_queue), <span class="stringliteral">&quot;queue not empty&quot;</span>);
<a name="l00238"></a>00238 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(2, sem1.s_cnt == 0, <span class="stringliteral">&quot;counter not zero&quot;</span>);
<a name="l00239"></a>00239
<a name="l00240"></a>00240 <a class="code" href="group__semaphores.html#ga0dc7b4339506de346d67b4560b271e44" title="Performs atomic signal and wait operations on two semaphores.">chSemSignalWait</a>(&amp;sem1, &amp;sem1);
<a name="l00241"></a>00241 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(3, <a class="code" href="group__internals.html#gadf402c10356566d82a6631c102b7f656" title="Evaluates to TRUE if the specified threads queue or list is empty.">isempty</a>(&amp;sem1.s_queue), <span class="stringliteral">&quot;queue not empty&quot;</span>);
<a name="l00242"></a>00242 <a class="code" href="group__test.html#ga835cb17ca3869922b49435d95324a68b" title="Test assertion.">test_assert</a>(4, sem1.s_cnt == 0, <span class="stringliteral">&quot;counter not zero&quot;</span>);
<a name="l00243"></a>00243 }
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> testsem3 = {
<a name="l00246"></a>00246 sem3_gettest,
<a name="l00247"></a>00247 sem3_setup,
<a name="l00248"></a>00248 NULL,
<a name="l00249"></a>00249 sem3_execute
<a name="l00250"></a>00250 };
<a name="l00251"></a>00251 <span class="preprocessor">#endif </span><span class="comment">/* CH_USE_SEMSW */</span>
<a name="l00252"></a>00252 <span class="preprocessor">#endif </span><span class="comment">/* CH_USE_SEMAPHORES */</span>
<a name="l00253"></a>00253 <span class="comment"></span>
<a name="l00254"></a>00254 <span class="comment">/**</span>
<a name="l00255"></a>00255 <span class="comment"> * @brief Test sequence for semaphores.</span>
<a name="l00256"></a>00256 <span class="comment"> */</span>
<a name="l00257"></a><a class="code" href="testsem_8h.html#a1aa3461c413ffccaca1c33f5fc3e72bd">00257</a> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structtestcase.html" title="Structure representing a test case.">testcase</a> * <span class="keyword">const</span> <a class="code" href="testsem_8c.html#a775d46d7f42a35bff0a0e9ff4ea52235" title="Test sequence for semaphores.">patternsem</a>[] = {
<a name="l00258"></a>00258 <span class="preprocessor">#if CH_USE_SEMAPHORES</span>
<a name="l00259"></a>00259 <span class="preprocessor"></span> &amp;testsem1,
<a name="l00260"></a>00260 &amp;testsem2,
<a name="l00261"></a>00261 <span class="preprocessor">#if CH_USE_SEMSW</span>
<a name="l00262"></a>00262 <span class="preprocessor"></span> &amp;testsem3,
<a name="l00263"></a>00263 <span class="preprocessor">#endif</span>
<a name="l00264"></a>00264 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00265"></a>00265 <span class="preprocessor"></span> NULL
<a name="l00266"></a>00266 };
</pre></div></div>
Imported ChibiOS/RT 2.0.6.
2010-11-22 05:53:37 +00:00
</div>
Initial import
2010-08-10 03:11:02 +00:00
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import ChibiOS 2.0.8
2010-11-30 04:54:43 +00:00
Generated on Sun Nov 28 2010 14:09:49 for ChibiOS/RT by&nbsp;<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.7.1</small></address>
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