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1 //================================================================= |
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2 // |
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3 // malloc3.c |
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4 // |
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5 // Testcase for C library malloc(), calloc() and free() |
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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 Cygnus eCos Public License |
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12 // Version 1.0 (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://sourceware.cygnus.com/ecos |
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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 Cygnus Operating System, released |
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22 // September 30, 1998. |
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23 // |
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24 // The Initial Developer of the Original Code is Cygnus. Portions created |
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25 // by Cygnus are Copyright (C) 1998 Cygnus Solutions. All Rights Reserved. |
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26 // ------------------------------------------- |
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27 // |
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28 //####COPYRIGHTEND#### |
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29 //================================================================= |
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30 //#####DESCRIPTIONBEGIN#### |
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31 // |
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32 // Author(s): jlarmour@cygnus.co.uk |
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33 // Contributors: jlarmour@cygnus.co.uk |
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34 // Date: 1998/6/3 |
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35 // Description: Contains testcode for C library malloc(), calloc() and |
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36 // free() functions |
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37 // |
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38 // |
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39 //####DESCRIPTIONEND#### |
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40 |
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41 // Declarations for test system: |
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42 // |
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43 // TESTCASE_TYPE=CYG_TEST_MODULE |
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44 |
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45 |
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46 // INCLUDES |
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47 |
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48 #include <pkgconf/libc.h> // config header for C library so we can know size |
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49 // of malloc pool |
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50 #include <stdlib.h> |
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51 #include <cyg/infra/testcase.h> |
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52 #include <sys/cstartup.h> // C library initialisation |
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53 |
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54 |
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55 // FUNCTIONS |
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56 |
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57 externC void |
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58 cyg_package_start( void ) |
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59 { |
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60 #ifdef CYGPKG_LIBC |
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61 cyg_iso_c_start(); |
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62 #else |
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63 (void)main(0, NULL); |
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64 #endif |
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65 } // cyg_package_start() |
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66 |
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67 |
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68 #if defined(CYGPKG_LIBC) && defined(CYGPKG_LIBC_MALLOC) |
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69 static int |
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70 fill_with_data( char *buf, int size ) |
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71 { |
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72 int i; |
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73 |
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74 for (i=0; i < size; i++) |
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75 buf[i] = 'f'; |
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76 |
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77 for (i=0; i < size; i++) |
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78 if (buf[i] != 'f') { |
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79 CYG_TEST_FAIL( "data written to buffer does not compare " |
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80 "correctly! #1" ); |
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81 return 0; |
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82 } // if |
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83 |
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84 |
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85 for (i=0; i < size; i++) |
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86 buf[i] = 'z'; |
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87 |
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88 for (i=0; i < size; i++) |
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89 if (buf[i] != 'z') { |
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90 CYG_TEST_FAIL( "data written to buffer does not compare " |
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91 "correctly! #2" ); |
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92 return 0; |
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93 } // if |
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94 |
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95 return 1; |
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96 } // fill_with_data() |
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97 |
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98 #endif // if defined(CYGPKG_LIBC) && defined(CYGPKG_LIBC_MALLOC) |
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99 |
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100 int |
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101 main( int argc, char *argv[] ) |
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102 { |
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103 #if defined(CYGPKG_LIBC) && defined(CYGPKG_LIBC_MALLOC) |
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104 char *str; |
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105 int size = CYGNUM_LIBC_MALLOC_MEMPOOL_SIZE/2; |
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106 #endif |
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107 |
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108 CYG_TEST_INIT(); |
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109 |
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110 CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library " |
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111 "malloc() and free() functions"); |
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112 CYG_TEST_INFO("This checks allocation and freeing of large regions"); |
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113 |
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114 #if defined(CYGPKG_LIBC) && defined(CYGPKG_LIBC_MALLOC) |
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115 |
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116 // Don't allocate all the memory at once - leave room for any structures |
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117 // used to manage the memory |
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118 str = (char *)malloc( size ); |
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119 CYG_TEST_PASS_FAIL( str != NULL, "allocation 1"); |
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120 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 1 usability"); |
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121 free( str ); |
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122 |
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123 |
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124 str = (char *)malloc( size ); |
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125 CYG_TEST_PASS_FAIL( str != NULL, "allocation 2"); |
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126 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 2 usability"); |
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127 free( str ); |
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128 |
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129 str = (char *)malloc( size ); |
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130 CYG_TEST_PASS_FAIL( str != NULL, "allocation 3"); |
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131 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 3 usability"); |
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132 free( str ); |
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133 |
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134 str = (char *)malloc( size ); |
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135 CYG_TEST_PASS_FAIL( str != NULL, "allocation 4"); |
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136 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 4 usability"); |
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137 free( str ); |
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138 |
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139 str = (char *)malloc( size ); |
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140 CYG_TEST_PASS_FAIL( str != NULL, "allocation 5"); |
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141 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 5 usability"); |
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142 free( str ); |
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143 |
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144 str = (char *)malloc( size ); |
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145 CYG_TEST_PASS_FAIL( str != NULL, "allocation 6"); |
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146 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 6 usability"); |
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147 free( str ); |
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148 |
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149 str = (char *)malloc( size ); |
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150 CYG_TEST_PASS_FAIL( str != NULL, "allocation 7"); |
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151 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 7 usability"); |
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152 free( str ); |
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153 |
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154 str = (char *)malloc( size ); |
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155 CYG_TEST_PASS_FAIL( str != NULL, "allocation 8"); |
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156 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 8 usability"); |
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157 free( str ); |
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158 |
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159 str = (char *)malloc( size ); |
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160 CYG_TEST_PASS_FAIL( str != NULL, "allocation 9"); |
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161 CYG_TEST_PASS_FAIL( fill_with_data( str, size ), "allocation 9 usability"); |
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162 free( str ); |
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163 |
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164 str = (char *)malloc( size ); |
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165 CYG_TEST_PASS_FAIL( str != NULL, "allocation 10"); |
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166 CYG_TEST_PASS_FAIL( fill_with_data( str, size ),"allocation 10 usability"); |
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167 free( str ); |
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168 |
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169 |
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170 #else |
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171 CYG_TEST_PASS("Testing is not applicable to this configuration"); |
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172 #endif // if defined(CYGPKG_LIBC) && defined(CYGPKG_LIBC_MALLOC) |
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173 |
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174 CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library " |
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175 "malloc() and free() functions"); |
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176 } // main() |
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177 |
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178 // EOF malloc3.c |
