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# 2001 September 15
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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# $Id: blob.test,v 1.7 2008/04/04 15:12:22 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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ifcapable {!bloblit} {
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finish_test
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return
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}
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proc bin_to_hex {blob} {
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set bytes {}
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binary scan $blob \c* bytes
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set bytes2 [list]
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foreach b $bytes {lappend bytes2 [format %02X [expr $b & 0xFF]]}
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join $bytes2 {}
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}
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# Simplest possible case. Specify a blob literal
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do_test blob-1.0 {
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set blob [execsql {SELECT X'01020304';}]
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bin_to_hex [lindex $blob 0]
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} {01020304}
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do_test blob-1.1 {
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set blob [execsql {SELECT x'ABCDEF';}]
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bin_to_hex [lindex $blob 0]
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} {ABCDEF}
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do_test blob-1.2 {
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set blob [execsql {SELECT x'';}]
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bin_to_hex [lindex $blob 0]
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} {}
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do_test blob-1.3 {
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set blob [execsql {SELECT x'abcdEF12';}]
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bin_to_hex [lindex $blob 0]
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} {ABCDEF12}
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do_test blob-1.3.2 {
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set blob [execsql {SELECT x'0123456789abcdefABCDEF';}]
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bin_to_hex [lindex $blob 0]
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} {0123456789ABCDEFABCDEF}
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# Try some syntax errors in blob literals.
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do_test blob-1.4 {
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catchsql {SELECT X'01020k304', 100}
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} {1 {unrecognized token: "X'01020k304'"}}
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do_test blob-1.5 {
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catchsql {SELECT X'01020, 100}
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} {1 {unrecognized token: "X'01020, 100"}}
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do_test blob-1.6 {
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catchsql {SELECT X'01020 100'}
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} {1 {unrecognized token: "X'01020 100'"}}
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do_test blob-1.7 {
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catchsql {SELECT X'01001'}
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} {1 {unrecognized token: "X'01001'"}}
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do_test blob-1.8 {
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catchsql {SELECT x'012/45'}
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} {1 {unrecognized token: "x'012/45'"}}
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do_test blob-1.9 {
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catchsql {SELECT x'012:45'}
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} {1 {unrecognized token: "x'012:45'"}}
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do_test blob-1.10 {
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catchsql {SELECT x'012@45'}
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} {1 {unrecognized token: "x'012@45'"}}
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do_test blob-1.11 {
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catchsql {SELECT x'012G45'}
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} {1 {unrecognized token: "x'012G45'"}}
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do_test blob-1.12 {
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catchsql {SELECT x'012`45'}
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} {1 {unrecognized token: "x'012`45'"}}
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do_test blob-1.13 {
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catchsql {SELECT x'012g45'}
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} {1 {unrecognized token: "x'012g45'"}}
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# Insert a blob into a table and retrieve it.
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do_test blob-2.0 {
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execsql {
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CREATE TABLE t1(a BLOB, b BLOB);
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INSERT INTO t1 VALUES(X'123456', x'7890ab');
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INSERT INTO t1 VALUES(X'CDEF12', x'345678');
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}
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set blobs [execsql {SELECT * FROM t1}]
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set blobs2 [list]
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foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
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set blobs2
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} {123456 7890AB CDEF12 345678}
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# An index on a blob column
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do_test blob-2.1 {
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execsql {
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CREATE INDEX i1 ON t1(a);
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}
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set blobs [execsql {SELECT * FROM t1}]
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set blobs2 [list]
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foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
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set blobs2
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} {123456 7890AB CDEF12 345678}
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do_test blob-2.2 {
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set blobs [execsql {SELECT * FROM t1 where a = X'123456'}]
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set blobs2 [list]
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foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
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set blobs2
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} {123456 7890AB}
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do_test blob-2.3 {
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set blobs [execsql {SELECT * FROM t1 where a = X'CDEF12'}]
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set blobs2 [list]
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foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
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set blobs2
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} {CDEF12 345678}
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do_test blob-2.4 {
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set blobs [execsql {SELECT * FROM t1 where a = X'CD12'}]
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set blobs2 [list]
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foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
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set blobs2
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} {}
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# Try to bind a blob value to a prepared statement.
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do_test blob-3.0 {
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sqlite3 db2 test.db
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set DB [sqlite3_connection_pointer db2]
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set STMT [sqlite3_prepare $DB "DELETE FROM t1 WHERE a = ?" -1 DUMMY]
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sqlite3_bind_blob $STMT 1 "\x12\x34\x56" 3
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sqlite3_step $STMT
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} {SQLITE_DONE}
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do_test blob-3.1 {
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sqlite3_finalize $STMT
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db2 close
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} {}
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do_test blob-2.3 {
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set blobs [execsql {SELECT * FROM t1}]
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set blobs2 [list]
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foreach b $blobs {lappend blobs2 [bin_to_hex $b]}
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set blobs2
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} {CDEF12 345678}
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finish_test
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