# 2001 September 15## The author disclaims copyright to this source code.  In place of# a legal notice, here is a blessing:##    May you do good and not evil.#    May you find forgiveness for yourself and forgive others.#    May you share freely, never taking more than you give.##***********************************************************************# This file implements regression tests for SQLite library.## $Id: blob.test,v 1.5 2006/01/03 00:33:50 drh Exp $set testdir [file dirname $argv0]source $testdir/tester.tclifcapable {!bloblit} {  finish_test  return}proc bin_to_hex {blob} {  set bytes {}  binary scan $blob \c* bytes  set bytes2 [list]  foreach b $bytes {lappend bytes2 [format %02X [expr $b & 0xFF]]}  join $bytes2 {}}# Simplest possible case. Specify a blob literaldo_test blob-1.0 {  set blob [execsql {SELECT X'01020304';}]  bin_to_hex [lindex $blob 0]} {01020304}do_test blob-1.1 {  set blob [execsql {SELECT x'ABCDEF';}]  bin_to_hex [lindex $blob 0]} {ABCDEF}do_test blob-1.2 {  set blob [execsql {SELECT x'';}]  bin_to_hex [lindex $blob 0]} {}do_test blob-1.3 {  set blob [execsql {SELECT x'abcdEF12';}]  bin_to_hex [lindex $blob 0]} {ABCDEF12}# Try some syntax errors in blob literals.do_test blob-1.4 {  catchsql {SELECT X'01020k304', 100}} {1 {unrecognized token: "X'01020"}}do_test blob-1.5 {  catchsql {SELECT X'01020, 100}} {1 {unrecognized token: "X'01020"}}do_test blob-1.6 {  catchsql {SELECT X'01020 100'}} {1 {unrecognized token: "X'01020"}}do_test blob-1.7 {  catchsql {SELECT X'01001'}} {1 {unrecognized token: "X'01001'"}}# Insert a blob into a table and retrieve it.do_test blob-2.0 {  execsql {    CREATE TABLE t1(a BLOB, b BLOB);    INSERT INTO t1 VALUES(X'123456', x'7890ab');    INSERT INTO t1 VALUES(X'CDEF12', x'345678');  }  set blobs [execsql {SELECT * FROM t1}]  set blobs2 [list]  foreach b $blobs {lappend blobs2 [bin_to_hex $b]}  set blobs2} {123456 7890AB CDEF12 345678}# An index on a blob columndo_test blob-2.1 {  execsql {    CREATE INDEX i1 ON t1(a);  }  set blobs [execsql {SELECT * FROM t1}]  set blobs2 [list]  foreach b $blobs {lappend blobs2 [bin_to_hex $b]}  set blobs2} {123456 7890AB CDEF12 345678}do_test blob-2.2 {  set blobs [execsql {SELECT * FROM t1 where a = X'123456'}]  set blobs2 [list]  foreach b $blobs {lappend blobs2 [bin_to_hex $b]}  set blobs2} {123456 7890AB}do_test blob-2.3 {  set blobs [execsql {SELECT * FROM t1 where a = X'CDEF12'}]  set blobs2 [list]  foreach b $blobs {lappend blobs2 [bin_to_hex $b]}  set blobs2} {CDEF12 345678}do_test blob-2.4 {  set blobs [execsql {SELECT * FROM t1 where a = X'CD12'}]  set blobs2 [list]  foreach b $blobs {lappend blobs2 [bin_to_hex $b]}  set blobs2} {}# Try to bind a blob value to a prepared statement.do_test blob-3.0 {  sqlite3 db2 test.db  set DB [sqlite3_connection_pointer db2]  set STMT [sqlite3_prepare $DB "DELETE FROM t1 WHERE a = ?" -1 DUMMY]  sqlite3_bind_blob $STMT 1 "\x12\x34\x56" 3  sqlite3_step $STMT} {SQLITE_DONE}do_test blob-3.1 {  sqlite3_finalize $STMT  db2 close} {}do_test blob-2.3 {  set blobs [execsql {SELECT * FROM t1}]  set blobs2 [list]  foreach b $blobs {lappend blobs2 [bin_to_hex $b]}  set blobs2} {CDEF12 345678}finish_test