# 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 1.7 2008/04/04 15:12:22 drh Exp $

set testdir [file dirname $argv0]

source $testdir/tester.tcl

ifcapable {!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 literal

do_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}

do_test blob-1.3.2 {

  set blob [execsql {SELECT x'0123456789abcdefABCDEF';}]

  bin_to_hex [lindex $blob 0]

} {0123456789ABCDEFABCDEF}

# Try some syntax errors in blob literals.

do_test blob-1.4 {

  catchsql {SELECT X'01020k304', 100}

} {1 {unrecognized token: "X'01020k304'"}}

do_test blob-1.5 {

  catchsql {SELECT X'01020, 100}

} {1 {unrecognized token: "X'01020, 100"}}

do_test blob-1.6 {

  catchsql {SELECT X'01020 100'}

} {1 {unrecognized token: "X'01020 100'"}}

do_test blob-1.7 {

  catchsql {SELECT X'01001'}

} {1 {unrecognized token: "X'01001'"}}

do_test blob-1.8 {

  catchsql {SELECT x'012/45'}

} {1 {unrecognized token: "x'012/45'"}}

do_test blob-1.9 {

  catchsql {SELECT x'012:45'}

} {1 {unrecognized token: "x'012:45'"}}

do_test blob-1.10 {

  catchsql {SELECT x'012@45'}

} {1 {unrecognized token: "x'012@45'"}}

do_test blob-1.11 {

  catchsql {SELECT x'012G45'}

} {1 {unrecognized token: "x'012G45'"}}

do_test blob-1.12 {

  catchsql {SELECT x'012`45'}

} {1 {unrecognized token: "x'012`45'"}}

do_test blob-1.13 {

  catchsql {SELECT x'012g45'}

} {1 {unrecognized token: "x'012g45'"}}

# 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 column

do_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