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sqlite3

    1: # 2001 September 15
    2: #
    3: # The author disclaims copyright to this source code.  In place of
    4: # a legal notice, here is a blessing:
    5: #
    6: #    May you do good and not evil.
    7: #    May you find forgiveness for yourself and forgive others.
    8: #    May you share freely, never taking more than you give.
    9: #
   10: #***********************************************************************
   11: # This file implements regression tests for SQLite library.
   12: #
   13: # $Id: blob.test,v 1.1.1.1 2012/02/21 17:04:16 misho Exp $
   14: 
   15: set testdir [file dirname $argv0]
   16: source $testdir/tester.tcl
   17: 
   18: ifcapable {!bloblit} {
   19:   finish_test
   20:   return
   21: }
   22: 
   23: proc bin_to_hex {blob} {
   24:   set bytes {}
   25:   binary scan $blob \c* bytes
   26:   set bytes2 [list]
   27:   foreach b $bytes {lappend bytes2 [format %02X [expr $b & 0xFF]]}
   28:   join $bytes2 {}
   29: }
   30: 
   31: # Simplest possible case. Specify a blob literal
   32: do_test blob-1.0 {
   33:   set blob [execsql {SELECT X'01020304';}]
   34:   bin_to_hex [lindex $blob 0]
   35: } {01020304}
   36: do_test blob-1.1 {
   37:   set blob [execsql {SELECT x'ABCDEF';}]
   38:   bin_to_hex [lindex $blob 0]
   39: } {ABCDEF}
   40: do_test blob-1.2 {
   41:   set blob [execsql {SELECT x'';}]
   42:   bin_to_hex [lindex $blob 0]
   43: } {}
   44: do_test blob-1.3 {
   45:   set blob [execsql {SELECT x'abcdEF12';}]
   46:   bin_to_hex [lindex $blob 0]
   47: } {ABCDEF12}
   48: do_test blob-1.3.2 {
   49:   set blob [execsql {SELECT x'0123456789abcdefABCDEF';}]
   50:   bin_to_hex [lindex $blob 0]
   51: } {0123456789ABCDEFABCDEF}
   52: 
   53: # Try some syntax errors in blob literals.
   54: do_test blob-1.4 {
   55:   catchsql {SELECT X'01020k304', 100}
   56: } {1 {unrecognized token: "X'01020k304'"}}
   57: do_test blob-1.5 {
   58:   catchsql {SELECT X'01020, 100}
   59: } {1 {unrecognized token: "X'01020, 100"}}
   60: do_test blob-1.6 {
   61:   catchsql {SELECT X'01020 100'}
   62: } {1 {unrecognized token: "X'01020 100'"}}
   63: do_test blob-1.7 {
   64:   catchsql {SELECT X'01001'}
   65: } {1 {unrecognized token: "X'01001'"}}
   66: do_test blob-1.8 {
   67:   catchsql {SELECT x'012/45'}
   68: } {1 {unrecognized token: "x'012/45'"}}
   69: do_test blob-1.9 {
   70:   catchsql {SELECT x'012:45'}
   71: } {1 {unrecognized token: "x'012:45'"}}
   72: do_test blob-1.10 {
   73:   catchsql {SELECT x'012@45'}
   74: } {1 {unrecognized token: "x'012@45'"}}
   75: do_test blob-1.11 {
   76:   catchsql {SELECT x'012G45'}
   77: } {1 {unrecognized token: "x'012G45'"}}
   78: do_test blob-1.12 {
   79:   catchsql {SELECT x'012`45'}
   80: } {1 {unrecognized token: "x'012`45'"}}
   81: do_test blob-1.13 {
   82:   catchsql {SELECT x'012g45'}
   83: } {1 {unrecognized token: "x'012g45'"}}
   84: 
   85: 
   86: # Insert a blob into a table and retrieve it.
   87: do_test blob-2.0 {
   88:   execsql {
   89:     CREATE TABLE t1(a BLOB, b BLOB);
   90:     INSERT INTO t1 VALUES(X'123456', x'7890ab');
   91:     INSERT INTO t1 VALUES(X'CDEF12', x'345678');
   92:   }
   93:   set blobs [execsql {SELECT * FROM t1}]
   94:   set blobs2 [list]
   95:   foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
   96:   set blobs2
   97: } {123456 7890AB CDEF12 345678}
   98: 
   99: # An index on a blob column
  100: do_test blob-2.1 {
  101:   execsql {
  102:     CREATE INDEX i1 ON t1(a);
  103:   }
  104:   set blobs [execsql {SELECT * FROM t1}]
  105:   set blobs2 [list]
  106:   foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
  107:   set blobs2
  108: } {123456 7890AB CDEF12 345678}
  109: do_test blob-2.2 {
  110:   set blobs [execsql {SELECT * FROM t1 where a = X'123456'}]
  111:   set blobs2 [list]
  112:   foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
  113:   set blobs2
  114: } {123456 7890AB}
  115: do_test blob-2.3 {
  116:   set blobs [execsql {SELECT * FROM t1 where a = X'CDEF12'}]
  117:   set blobs2 [list]
  118:   foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
  119:   set blobs2
  120: } {CDEF12 345678}
  121: do_test blob-2.4 {
  122:   set blobs [execsql {SELECT * FROM t1 where a = X'CD12'}]
  123:   set blobs2 [list]
  124:   foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
  125:   set blobs2
  126: } {}
  127: 
  128: # Try to bind a blob value to a prepared statement.
  129: do_test blob-3.0 {
  130:   sqlite3 db2 test.db
  131:   set DB [sqlite3_connection_pointer db2]
  132:   set STMT [sqlite3_prepare $DB "DELETE FROM t1 WHERE a = ?" -1 DUMMY]
  133:   sqlite3_bind_blob $STMT 1 "\x12\x34\x56" 3
  134:   sqlite3_step $STMT
  135: } {SQLITE_DONE}
  136: do_test blob-3.1 {
  137:   sqlite3_finalize $STMT
  138:   db2 close
  139: } {}
  140: do_test blob-3.2 {
  141:   set blobs [execsql {SELECT * FROM t1}]
  142:   set blobs2 [list]
  143:   foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
  144:   set blobs2
  145: } {CDEF12 345678}
  146: 
  147: finish_test