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| 1 /* | |
| 2 ** 2001 September 15 | |
| 3 ** | |
| 4 ** The author disclaims copyright to this source code. In place of | |
| 5 ** a legal notice, here is a blessing: | |
| 6 ** | |
| 7 ** May you do good and not evil. | |
| 8 ** May you find forgiveness for yourself and forgive others. | |
| 9 ** May you share freely, never taking more than you give. | |
| 10 ** | |
| 11 ************************************************************************* | |
| 12 ** Code for testing the utf.c module in SQLite. This code | |
| 13 ** is not included in the SQLite library. It is used for automated | |
| 14 ** testing of the SQLite library. Specifically, the code in this file | |
| 15 ** is used for testing the SQLite routines for converting between | |
| 16 ** the various supported unicode encodings. | |
| 17 */ | |
| 18 #include "sqliteInt.h" | |
| 19 #include "vdbeInt.h" | |
| 20 #include "tcl.h" | |
| 21 #include <stdlib.h> | |
| 22 #include <string.h> | |
| 23 | |
| 24 /* | |
| 25 ** The first argument is a TCL UTF-8 string. Return the byte array | |
| 26 ** object with the encoded representation of the string, including | |
| 27 ** the NULL terminator. | |
| 28 */ | |
| 29 static int binarize( | |
| 30 void * clientData, | |
| 31 Tcl_Interp *interp, | |
| 32 int objc, | |
| 33 Tcl_Obj *CONST objv[] | |
| 34 ){ | |
| 35 int len; | |
| 36 char *bytes; | |
| 37 Tcl_Obj *pRet; | |
| 38 assert(objc==2); | |
| 39 | |
| 40 bytes = Tcl_GetStringFromObj(objv[1], &len); | |
| 41 pRet = Tcl_NewByteArrayObj((u8*)bytes, len+1); | |
| 42 Tcl_SetObjResult(interp, pRet); | |
| 43 return TCL_OK; | |
| 44 } | |
| 45 | |
| 46 /* | |
| 47 ** Usage: test_value_overhead <repeat-count> <do-calls>. | |
| 48 ** | |
| 49 ** This routine is used to test the overhead of calls to | |
| 50 ** sqlite3_value_text(), on a value that contains a UTF-8 string. The idea | |
| 51 ** is to figure out whether or not it is a problem to use sqlite3_value | |
| 52 ** structures with collation sequence functions. | |
| 53 ** | |
| 54 ** If <do-calls> is 0, then the calls to sqlite3_value_text() are not | |
| 55 ** actually made. | |
| 56 */ | |
| 57 static int test_value_overhead( | |
| 58 void * clientData, | |
| 59 Tcl_Interp *interp, | |
| 60 int objc, | |
| 61 Tcl_Obj *CONST objv[] | |
| 62 ){ | |
| 63 int do_calls; | |
| 64 int repeat_count; | |
| 65 int i; | |
| 66 Mem val; | |
| 67 | |
| 68 if( objc!=3 ){ | |
| 69 Tcl_AppendResult(interp, "wrong # args: should be \"", | |
| 70 Tcl_GetStringFromObj(objv[0], 0), " <repeat-count> <do-calls>", 0); | |
| 71 return TCL_ERROR; | |
| 72 } | |
| 73 | |
| 74 if( Tcl_GetIntFromObj(interp, objv[1], &repeat_count) ) return TCL_ERROR; | |
| 75 if( Tcl_GetIntFromObj(interp, objv[2], &do_calls) ) return TCL_ERROR; | |
| 76 | |
| 77 val.flags = MEM_Str|MEM_Term|MEM_Static; | |
| 78 val.z = "hello world"; | |
| 79 val.enc = SQLITE_UTF8; | |
| 80 | |
| 81 for(i=0; i<repeat_count; i++){ | |
| 82 if( do_calls ){ | |
| 83 sqlite3_value_text(&val); | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 return TCL_OK; | |
| 88 } | |
| 89 | |
| 90 static u8 name_to_enc(Tcl_Interp *interp, Tcl_Obj *pObj){ | |
| 91 struct EncName { | |
| 92 char *zName; | |
| 93 u8 enc; | |
| 94 } encnames[] = { | |
| 95 { "UTF8", SQLITE_UTF8 }, | |
| 96 { "UTF16LE", SQLITE_UTF16LE }, | |
| 97 { "UTF16BE", SQLITE_UTF16BE }, | |
| 98 { "UTF16", SQLITE_UTF16 }, | |
| 99 { 0, 0 } | |
| 100 }; | |
| 101 struct EncName *pEnc; | |
| 102 char *z = Tcl_GetString(pObj); | |
| 103 for(pEnc=&encnames[0]; pEnc->zName; pEnc++){ | |
| 104 if( 0==sqlite3StrICmp(z, pEnc->zName) ){ | |
| 105 break; | |
| 106 } | |
| 107 } | |
| 108 if( !pEnc->enc ){ | |
| 109 Tcl_AppendResult(interp, "No such encoding: ", z, 0); | |
| 110 } | |
| 111 if( pEnc->enc==SQLITE_UTF16 ){ | |
| 112 return SQLITE_UTF16NATIVE; | |
| 113 } | |
| 114 return pEnc->enc; | |
| 115 } | |
| 116 | |
| 117 /* | |
| 118 ** Usage: test_translate <string/blob> <from enc> <to enc> ?<transient>? | |
| 119 ** | |
| 120 */ | |
| 121 static int test_translate( | |
| 122 void * clientData, | |
| 123 Tcl_Interp *interp, | |
| 124 int objc, | |
| 125 Tcl_Obj *CONST objv[] | |
| 126 ){ | |
| 127 u8 enc_from; | |
| 128 u8 enc_to; | |
| 129 sqlite3_value *pVal; | |
| 130 | |
| 131 char *z; | |
| 132 int len; | |
| 133 void (*xDel)(void *p) = SQLITE_STATIC; | |
| 134 | |
| 135 if( objc!=4 && objc!=5 ){ | |
| 136 Tcl_AppendResult(interp, "wrong # args: should be \"", | |
| 137 Tcl_GetStringFromObj(objv[0], 0), | |
| 138 " <string/blob> <from enc> <to enc>", 0 | |
| 139 ); | |
| 140 return TCL_ERROR; | |
| 141 } | |
| 142 if( objc==5 ){ | |
| 143 xDel = sqlite3_free; | |
| 144 } | |
| 145 | |
| 146 enc_from = name_to_enc(interp, objv[2]); | |
| 147 if( !enc_from ) return TCL_ERROR; | |
| 148 enc_to = name_to_enc(interp, objv[3]); | |
| 149 if( !enc_to ) return TCL_ERROR; | |
| 150 | |
| 151 pVal = sqlite3ValueNew(0); | |
| 152 | |
| 153 if( enc_from==SQLITE_UTF8 ){ | |
| 154 z = Tcl_GetString(objv[1]); | |
| 155 if( objc==5 ){ | |
| 156 z = sqlite3_mprintf("%s", z); | |
| 157 } | |
| 158 sqlite3ValueSetStr(pVal, -1, z, enc_from, xDel); | |
| 159 }else{ | |
| 160 z = (char*)Tcl_GetByteArrayFromObj(objv[1], &len); | |
| 161 if( objc==5 ){ | |
| 162 char *zTmp = z; | |
| 163 z = sqlite3_malloc(len); | |
| 164 memcpy(z, zTmp, len); | |
| 165 } | |
| 166 sqlite3ValueSetStr(pVal, -1, z, enc_from, xDel); | |
| 167 } | |
| 168 | |
| 169 z = (char *)sqlite3ValueText(pVal, enc_to); | |
| 170 len = sqlite3ValueBytes(pVal, enc_to) + (enc_to==SQLITE_UTF8?1:2); | |
| 171 Tcl_SetObjResult(interp, Tcl_NewByteArrayObj((u8*)z, len)); | |
| 172 | |
| 173 sqlite3ValueFree(pVal); | |
| 174 | |
| 175 return TCL_OK; | |
| 176 } | |
| 177 | |
| 178 /* | |
| 179 ** Usage: translate_selftest | |
| 180 ** | |
| 181 ** Call sqlite3UtfSelfTest() to run the internal tests for unicode | |
| 182 ** translation. If there is a problem an assert() will fail. | |
| 183 **/ | |
| 184 void sqlite3UtfSelfTest(void); | |
| 185 static int test_translate_selftest( | |
| 186 void * clientData, | |
| 187 Tcl_Interp *interp, | |
| 188 int objc, | |
| 189 Tcl_Obj *CONST objv[] | |
| 190 ){ | |
| 191 #ifndef SQLITE_OMIT_UTF16 | |
| 192 sqlite3UtfSelfTest(); | |
| 193 #endif | |
| 194 return SQLITE_OK; | |
| 195 } | |
| 196 | |
| 197 | |
| 198 /* | |
| 199 ** Register commands with the TCL interpreter. | |
| 200 */ | |
| 201 int Sqlitetest5_Init(Tcl_Interp *interp){ | |
| 202 static struct { | |
| 203 char *zName; | |
| 204 Tcl_ObjCmdProc *xProc; | |
| 205 } aCmd[] = { | |
| 206 { "binarize", (Tcl_ObjCmdProc*)binarize }, | |
| 207 { "test_value_overhead", (Tcl_ObjCmdProc*)test_value_overhead }, | |
| 208 { "test_translate", (Tcl_ObjCmdProc*)test_translate }, | |
| 209 { "translate_selftest", (Tcl_ObjCmdProc*)test_translate_selftest}, | |
| 210 }; | |
| 211 int i; | |
| 212 for(i=0; i<sizeof(aCmd)/sizeof(aCmd[0]); i++){ | |
| 213 Tcl_CreateObjCommand(interp, aCmd[i].zName, aCmd[i].xProc, 0, 0); | |
| 214 } | |
| 215 return SQLITE_OK; | |
| 216 } | |
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Issue 2846743003:
[sql] Remove SQLite 3.10.2 reference directory. (Closed)
