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annotate packages/kernel/current/tests/mqueue1.cxx @ 126:518f42066aba ecos-sw-2000-09-19

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Merge from eCos master repository on 2000-09-19-06:25:26-BST
author jlarmour
date Tue, 19 Sep 2000 05:53:51 +0000
parents 6ed91473a1cd
children eb9fd8c04db3
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1 /*========================================================================
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2 //
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3 // mqueue1.cxx
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4 //
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5 // Message queues tests
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6 //
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7 //========================================================================
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8 //####COPYRIGHTBEGIN####
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9 //
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10 // -------------------------------------------
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11 // The contents of this file are subject to the Red Hat eCos Public License
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12 // Version 1.1 (the "License"); you may not use this file except in
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13 // compliance with the License. You may obtain a copy of the License at
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14 // http://www.redhat.com/
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15 //
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16 // Software distributed under the License is distributed on an "AS IS"
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 // License for the specific language governing rights and limitations under
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19 // the License.
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20 //
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21 // The Original Code is eCos - Embedded Configurable Operating System,
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22 // released September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Red Hat.
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25 // Portions created by Red Hat are
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26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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27 // All Rights Reserved.
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28 // -------------------------------------------
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29 //
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30 //####COPYRIGHTEND####
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31 //========================================================================
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32 //#####DESCRIPTIONBEGIN####
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33 //
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34 // Author(s): jlarmour
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35 // Contributors:
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36 // Date: 2000-05-12
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37 // Purpose: This file provides tests for eCos mqueues
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38 // Description:
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39 // Usage:
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40 //
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41 //####DESCRIPTIONEND####
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42 //
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43 //======================================================================
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44 */
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45
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46 /* CONFIGURATION */
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47
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48 #include <pkgconf/kernel.h>
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49
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50 /* INCLUDES */
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51
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52 #include <cyg/infra/cyg_type.h> // common types and externC
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53 #include <cyg/kernel/thread.hxx> // Cyg_Thread
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54 #include <cyg/kernel/thread.inl>
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55 #include <cyg/kernel/mqueue.hxx> // Mqueue Header
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56 #include <cyg/kernel/sema.hxx> // semaphores
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57 #include <cyg/infra/testcase.h> // test API
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58
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59 // use the common kernel test magic to define 2 threads
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60 #define NTHREADS 2
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61 #include "testaux.hxx"
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62
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63 /* GLOBALS */
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64
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65 static char mempool[500];
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66 static size_t storedmempoollen;
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67 Cyg_Mqueue *mq;
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68 static Cyg_Binary_Semaphore t0sem, t1sem;
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69 static int calledback;
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70
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71
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72 /* FUNCTIONS */
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73
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74 static int
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75 my_memcmp(const void *m1, const void *m2, size_t n)
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76 {
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77 char *s1 = (char *)m1;
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78 char *s2 = (char *)m2;
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79
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80 while (n--) {
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81 if (*s1 != *s2)
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82 return *s1 - *s2;
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83 s1++;
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84 s2++;
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85 }
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86 return 0;
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87 } // my_memcmp()
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88
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89 static void *
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90 my_alloc( size_t len )
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91 {
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92 if ( len > sizeof(mempool) )
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93 return NULL;
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94
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95 storedmempoollen = len;
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96 return &mempool[0];
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97 }
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98
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99 static void
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100 my_free( void *ptr, size_t len )
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101 {
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102 CYG_TEST_PASS_FAIL( (ptr == &mempool[0]) && (len == storedmempoollen),
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103 "Freed pool correctly");
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104 mq = NULL; // invalidate
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105 }
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106
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107 static void
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108 callback(Cyg_Mqueue &mq, CYG_ADDRWORD data)
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109 {
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110 calledback += (int)data;
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111 }
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112
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113 //************************************************************************
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114 //************************************************************************
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115
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116 static void
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117 t0( CYG_ADDRWORD data )
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118 {
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119 Cyg_Mqueue::qerr_t err;
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120 char buf[35];
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121 size_t len;
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122 unsigned int prio;
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123 bool b;
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124
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125 Cyg_Mqueue the_mq(4, 32, &my_alloc, &my_free, &err );
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126 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err,
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127 "Create queue" );
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128 mq = &the_mq;
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129
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130 //------------------------------------------------------------------------
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131
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132 err = mq->put( "Peter piper picked", sizeof("Peter piper picked"),
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133 5, true );
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134 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err, "Simple (put)");
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135
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136 t1sem.post();
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137
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138 //------------------------------------------------------------------------
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139
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140 t0sem.wait();
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141
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142 err = mq->get( buf, &len, &prio, true );
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143 b = (err == Cyg_Mqueue::OK);
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144 if (b)
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145 b = (len == sizeof("a peck of"));
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146 if (b)
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147 b = (prio == 100);
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148 if (b)
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149 b = (0 ==
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150 my_memcmp(buf, "a peck of", sizeof("a peck of"))
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151 );
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152 CYG_TEST_PASS_FAIL( b, "Blocking get");
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153
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154 //------------------------------------------------------------------------
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155
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156 t0sem.wait();
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157
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158 CYG_TEST_PASS_FAIL( 4 == mq->count(), "mq count" );
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159 err = mq->get( buf, &len, &prio, false );
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160 b = (err == Cyg_Mqueue::OK);
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161 if (b)
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162 b = (len == sizeof("pickled peppers"));
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163 if (b)
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164 b = (prio == 300);
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165 if (b)
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166 b = (0 ==
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167 my_memcmp(buf, "pickled peppers", sizeof("pickled peppers"))
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168 );
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169 if (b)
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170 b = (3 == mq->count());
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171 CYG_TEST_PASS_FAIL( b, "Prioritized (get 1)");
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172
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173 err = mq->get( buf, &len, &prio, false );
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174 b = (err == Cyg_Mqueue::OK);
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175 if (b)
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176 b = (len == sizeof("."));
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177 if (b)
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178 b = (prio == 250);
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179 if (b)
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180 b = (0 ==
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181 my_memcmp(buf, ".", sizeof("."))
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182 );
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183 if (b)
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184 b = (2 == mq->count());
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185 CYG_TEST_PASS_FAIL( b, "Prioritized (get 2)");
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186
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187 err = mq->get( buf, &len, &prio, false );
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188 b = (err == Cyg_Mqueue::OK);
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189 if (b)
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190 b = (len == 1);
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191 if (b)
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192 b = (prio == 225);
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193 if (b)
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194 b = (0 ==
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195 my_memcmp(buf, "", 1)
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196 );
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197 if (b)
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198 b = (1 == mq->count());
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199 CYG_TEST_PASS_FAIL( b, "Prioritized (get 3)");
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200
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201 err = mq->get( buf, &len, &prio, false );
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202 b = (err == Cyg_Mqueue::OK);
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203 if (b)
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204 b = (len == sizeof("If Peter"));
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205 if (b)
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206 b = (prio == 200);
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207 if (b)
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208 b = (0 ==
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209 my_memcmp(buf, "If Peter", sizeof("If Peter"))
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210 );
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211 if (b)
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212 b = (0 == mq->count());
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213 CYG_TEST_PASS_FAIL( b, "Prioritized (get 4)");
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214
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215 //------------------------------------------------------------------------
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216
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217 err = mq->get( buf, &len, &prio, false );
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218
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219 CYG_TEST_PASS_FAIL( Cyg_Mqueue::WOULDBLOCK == err,
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220 "Non-blocking get of empty queue" );
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221
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222 //------------------------------------------------------------------------
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223
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224 Cyg_Mqueue::callback_fn_t oldcallback;
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225
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226 oldcallback = mq->setnotify( &callback, (CYG_ADDRWORD) 42 );
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227
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228 err = mq->put( "If Peter", sizeof("If Peter"),
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229 200, false );
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230 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err,
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231 "Prioritized (put in empty queue)");
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232 CYG_TEST_PASS_FAIL( 42 == calledback, "callback" );
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233 CYG_TEST_PASS_FAIL( NULL == oldcallback, "oldcallback" );
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234
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235 err = mq->get( buf, &len, &prio, false );
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236 b = (err == Cyg_Mqueue::OK);
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237 if (b)
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238 b = (len == sizeof("If Peter"));
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239 if (b)
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240 b = (prio == 200);
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241 if (b)
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242 b = (0 ==
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243 my_memcmp(buf, "If Peter", sizeof("If Peter"))
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244 );
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245 CYG_TEST_PASS_FAIL( b, "Prioritized (get 2)");
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246
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247 t1sem.post();
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248
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249 err = mq->get( buf, &len, &prio, true );
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250 b = (err == Cyg_Mqueue::OK);
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251 if (b)
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252 b = (len == 32);
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253 if (b)
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254 b = (42 == calledback);
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255 if (b)
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256 b = (prio == 250);
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257 if (b)
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258 b = (0 ==
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259 my_memcmp(buf, "12345678901234567890123456789012", 32)
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260 );
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261 CYG_TEST_PASS_FAIL( b, "callback (blocked wait)");
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262
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263 //------------------------------------------------------------------------
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264
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265 t1sem.post();
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266 t0sem.wait();
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267
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268 } // t0()
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269
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270
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271 //************************************************************************
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272 //************************************************************************
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273
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274
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275 static void
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276 t1( CYG_ADDRWORD data )
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277 {
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278 Cyg_Mqueue::qerr_t err;
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279 char buf[35];
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280 size_t len;
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281 unsigned int prio;
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282 bool b;
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283
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284 //------------------------------------------------------------------------
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285
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286 // wait till t0 says we can go
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287 t1sem.wait();
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288
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289 err = mq->get( buf, &len, &prio, true );
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290 b = (err == Cyg_Mqueue::OK);
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291 if (b)
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292 b = (len == sizeof("Peter piper picked"));
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293 if (b)
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294 b = (prio == 5);
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295 if (b)
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296 b = (0 ==
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297 my_memcmp(buf, "Peter piper picked", sizeof("Peter piper picked"))
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298 );
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299
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300 CYG_TEST_PASS_FAIL( b, "Simple");
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301
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302 //------------------------------------------------------------------------
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303
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304 t0sem.post(); // t0 should run straight away
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305 Cyg_Thread::yield(); // but just in case we have a funny sched
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306
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307 // by now t0 is blocked in mq->get
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308
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309 err = mq->put( "a peck of", sizeof("a peck of"),
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310 100, false );
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311 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err, "Block (put in empty queue)");
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312
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313 //------------------------------------------------------------------------
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314
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315 err = mq->put( "If Peter", sizeof("If Peter"),
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316 200, false );
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317 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err,
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318 "Prioritized (put in empty queue)");
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319
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320 err = mq->put( "pickled peppers", sizeof("pickled peppers"),
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321 300, false );
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322 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err,
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323 "Prioritized (put in queue w/1)");
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324
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325 err = mq->put( ".", sizeof("."), 250, false );
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326 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err,
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327 "Prioritized (put in queue w/2)");
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328
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329 err = mq->put( "", 1, 225, false );
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330 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err,
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331 "Prioritized (put in queue w/3)");
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332
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333 err = mq->put( "foobar", 6, 1, false );
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334 CYG_TEST_PASS_FAIL( Cyg_Mqueue::WOULDBLOCK == err,
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335 "Prioritized (full queue)");
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336
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337 t0sem.post();
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338
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339 //------------------------------------------------------------------------
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340
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341 t1sem.wait();
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342 Cyg_Thread::yield(); // but just in case we have a funny sched
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343
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344 err = mq->put( "12345678901234567890123456789012xxxx", 32,
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345 250, false );
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346 CYG_TEST_PASS_FAIL( Cyg_Mqueue::OK == err,
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347 "callback (put in queue)");
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348
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349 //------------------------------------------------------------------------
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350
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351 t1sem.wait();
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352
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353 // Create an oversized queue
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354 {
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355 Cyg_Mqueue huge_mq(99999, 99999, &my_alloc, &my_free, &err );
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356 CYG_TEST_PASS_FAIL( Cyg_Mqueue::NOMEM == err,
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357 "Oversized queue rejected" );
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358 // and it now gets destructed - but that shouldn't call free
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359 // to be called
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360 }
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361
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362 //------------------------------------------------------------------------
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363
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364 t0sem.post(); // t0 should run straight away
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365 Cyg_Thread::yield(); // but just in case we have a funny sched
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366
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367 // check that mq was destroyed when t0 dropped off the end
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368 CYG_TEST_PASS_FAIL( NULL == mq, "queue destroyed correctly" );
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369
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370 CYG_TEST_EXIT("kernel mqueue test 1");
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371
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372 } // t1()
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373
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374
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375 //************************************************************************
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376 //************************************************************************
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377
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378 externC void
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379 cyg_user_start(void)
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380 {
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381 CYG_TEST_INIT();
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382
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383 CYG_TEST_INFO( "Starting kernel mqueue test 1" );
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384 new_thread( t0, 0);
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385 new_thread( t1, 1);
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386
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387 #ifdef CYGIMP_THREAD_PRIORITY
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388 thread[0]->set_priority( 4 );
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389 thread[1]->set_priority( 5 ); // make sure the threads execute as intended
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390 #endif
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391 } // cyg_user_start()
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392
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393 //------------------------------------------------------------------------
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394
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395
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396 /* EOF mqueue1.cxx */