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1 /* |
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2 ** 2007 March 29 |
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3 ** |
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4 ** The author disclaims copyright to this source code. In place of |
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5 ** a legal notice, here is a blessing: |
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6 ** |
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7 ** May you do good and not evil. |
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8 ** May you find forgiveness for yourself and forgive others. |
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9 ** May you share freely, never taking more than you give. |
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10 ** |
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11 ************************************************************************* |
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12 ** |
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13 ** This file contains obscure tests of the C-interface required |
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14 ** for completeness. Test code is written in C for these cases |
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15 ** as there is not much point in binding to Tcl. |
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16 ** |
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17 ** $Id: test9.c,v 1.6 2008/07/11 13:53:55 drh Exp $ |
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18 */ |
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19 #include "sqliteInt.h" |
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20 #include "tcl.h" |
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21 #include <stdlib.h> |
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22 #include <string.h> |
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23 |
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24 /* |
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25 ** c_collation_test |
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26 */ |
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27 static int c_collation_test( |
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28 ClientData clientData, /* Pointer to sqlite3_enable_XXX function */ |
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29 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ |
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30 int objc, /* Number of arguments */ |
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31 Tcl_Obj *CONST objv[] /* Command arguments */ |
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32 ){ |
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33 const char *zErrFunction = "N/A"; |
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34 sqlite3 *db; |
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35 |
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36 int rc; |
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37 if( objc!=1 ){ |
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38 Tcl_WrongNumArgs(interp, 1, objv, ""); |
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39 return TCL_ERROR; |
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40 } |
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41 |
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42 /* Open a database. */ |
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43 rc = sqlite3_open(":memory:", &db); |
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44 if( rc!=SQLITE_OK ){ |
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45 zErrFunction = "sqlite3_open"; |
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46 goto error_out; |
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47 } |
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48 |
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49 rc = sqlite3_create_collation(db, "collate", 456, 0, 0); |
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50 if( rc!=SQLITE_MISUSE ){ |
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51 sqlite3_close(db); |
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52 zErrFunction = "sqlite3_create_collation"; |
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53 goto error_out; |
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54 } |
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55 |
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56 sqlite3_close(db); |
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57 return TCL_OK; |
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58 |
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59 error_out: |
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60 Tcl_ResetResult(interp); |
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61 Tcl_AppendResult(interp, "Error testing function: ", zErrFunction, 0); |
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62 return TCL_ERROR; |
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63 } |
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64 |
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65 /* |
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66 ** c_realloc_test |
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67 */ |
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68 static int c_realloc_test( |
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69 ClientData clientData, /* Pointer to sqlite3_enable_XXX function */ |
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70 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ |
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71 int objc, /* Number of arguments */ |
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72 Tcl_Obj *CONST objv[] /* Command arguments */ |
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73 ){ |
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74 void *p; |
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75 const char *zErrFunction = "N/A"; |
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76 |
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77 if( objc!=1 ){ |
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78 Tcl_WrongNumArgs(interp, 1, objv, ""); |
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79 return TCL_ERROR; |
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80 } |
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81 |
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82 p = sqlite3_malloc(5); |
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83 if( !p ){ |
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84 zErrFunction = "sqlite3_malloc"; |
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85 goto error_out; |
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86 } |
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87 |
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88 /* Test that realloc()ing a block of memory to a negative size is |
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89 ** the same as free()ing that memory. |
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90 */ |
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91 p = sqlite3_realloc(p, -1); |
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92 if( p ){ |
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93 zErrFunction = "sqlite3_realloc"; |
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94 goto error_out; |
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95 } |
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96 |
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97 return TCL_OK; |
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98 |
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99 error_out: |
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100 Tcl_ResetResult(interp); |
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101 Tcl_AppendResult(interp, "Error testing function: ", zErrFunction, 0); |
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102 return TCL_ERROR; |
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103 } |
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104 |
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105 |
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106 /* |
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107 ** c_misuse_test |
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108 */ |
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109 static int c_misuse_test( |
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110 ClientData clientData, /* Pointer to sqlite3_enable_XXX function */ |
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111 Tcl_Interp *interp, /* The TCL interpreter that invoked this command */ |
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112 int objc, /* Number of arguments */ |
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113 Tcl_Obj *CONST objv[] /* Command arguments */ |
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114 ){ |
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115 const char *zErrFunction = "N/A"; |
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116 sqlite3 *db = 0; |
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117 int rc; |
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118 |
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119 if( objc!=1 ){ |
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120 Tcl_WrongNumArgs(interp, 1, objv, ""); |
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121 return TCL_ERROR; |
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122 } |
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123 |
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124 /* Open a database. Then close it again. We need to do this so that |
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125 ** we have a "closed database handle" to pass to various API functions. |
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126 */ |
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127 rc = sqlite3_open(":memory:", &db); |
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128 if( rc!=SQLITE_OK ){ |
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129 zErrFunction = "sqlite3_open"; |
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130 goto error_out; |
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131 } |
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132 sqlite3_close(db); |
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133 |
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134 |
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135 rc = sqlite3_errcode(db); |
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136 if( rc!=SQLITE_MISUSE ){ |
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137 zErrFunction = "sqlite3_errcode"; |
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138 goto error_out; |
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139 } |
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140 |
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141 rc = sqlite3_prepare(db, 0, 0, 0, 0); |
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142 if( rc!=SQLITE_MISUSE ){ |
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143 zErrFunction = "sqlite3_prepare"; |
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144 goto error_out; |
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145 } |
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146 |
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147 rc = sqlite3_prepare_v2(db, 0, 0, 0, 0); |
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148 if( rc!=SQLITE_MISUSE ){ |
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149 zErrFunction = "sqlite3_prepare_v2"; |
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150 goto error_out; |
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151 } |
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152 |
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153 #ifndef SQLITE_OMIT_UTF16 |
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154 rc = sqlite3_prepare16(db, 0, 0, 0, 0); |
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155 if( rc!=SQLITE_MISUSE ){ |
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156 zErrFunction = "sqlite3_prepare16"; |
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157 goto error_out; |
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158 } |
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159 rc = sqlite3_prepare16_v2(db, 0, 0, 0, 0); |
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160 if( rc!=SQLITE_MISUSE ){ |
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161 zErrFunction = "sqlite3_prepare16_v2"; |
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162 goto error_out; |
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163 } |
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164 #endif |
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165 |
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166 return TCL_OK; |
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167 |
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168 error_out: |
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169 Tcl_ResetResult(interp); |
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170 Tcl_AppendResult(interp, "Error testing function: ", zErrFunction, 0); |
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171 return TCL_ERROR; |
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172 } |
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173 |
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174 /* |
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175 ** Register commands with the TCL interpreter. |
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176 */ |
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177 int Sqlitetest9_Init(Tcl_Interp *interp){ |
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178 static struct { |
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179 char *zName; |
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180 Tcl_ObjCmdProc *xProc; |
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181 void *clientData; |
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182 } aObjCmd[] = { |
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183 { "c_misuse_test", c_misuse_test, 0 }, |
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184 { "c_realloc_test", c_realloc_test, 0 }, |
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185 { "c_collation_test", c_collation_test, 0 }, |
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186 }; |
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187 int i; |
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188 for(i=0; i<sizeof(aObjCmd)/sizeof(aObjCmd[0]); i++){ |
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189 Tcl_CreateObjCommand(interp, aObjCmd[i].zName, |
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190 aObjCmd[i].xProc, aObjCmd[i].clientData, 0); |
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191 } |
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192 return TCL_OK; |
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193 } |