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https://github.com/DBD-SQLite/DBD-SQLite
synced 2025-06-06 21:58:01 -04:00
012ad14605
Other DBI drivers use DBI SQL_VARBINARY type for binary data, including SQLite3 ODBC driver (via DBD::ODBC). So this change allows to use DBI SQL_VARBINARY type for SQLite3 blob data.
112 lines
3.2 KiB
Perl
112 lines
3.2 KiB
Perl
# This is a test for correct handling of BLOBS; namely $dbh->quote
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# is expected to work correctly.
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use strict;
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use warnings;
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use lib "t/lib";
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use SQLiteTest;
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use Test::More;
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use if -d ".git", "Test::FailWarnings";
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use DBI ':sql_types';
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sub ShowBlob($) {
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my ($blob) = @_;
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print("showblob length: ", length($blob), "\n");
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if ($ENV{SHOW_BLOBS}) { open(OUT, ">>$ENV{SHOW_BLOBS}") }
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my $i = 0;
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while (1) {
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if (defined($blob) && length($blob) > ($i*32)) {
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$b = substr($blob, $i*32);
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} else {
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$b = "";
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last;
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}
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if ($ENV{SHOW_BLOBS}) { printf OUT "%08lx %s\n", $i*32, unpack("H64", $b) }
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else { printf("%08lx %s\n", $i*32, unpack("H64", $b)) }
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$i++;
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last if $i == 8;
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}
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if ($ENV{SHOW_BLOBS}) { close(OUT) }
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}
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# Create a database
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my $dbh = connect_ok();
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$dbh->{sqlite_handle_binary_nulls} = 1;
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# Create the table
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ok( $dbh->do(<<'END_SQL'), 'CREATE TABLE' );
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CREATE TABLE one (
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id INTEGER NOT NULL,
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name BLOB (128)
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)
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END_SQL
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# Create a blob
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my $blob = '';
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my $b = '';
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for ( my $j = 0; $j < 256; $j++ ) {
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$b .= chr($j);
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}
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for ( my $i = 0; $i < 128; $i++ ) {
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$blob .= $b;
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}
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# Insert a row into the test table
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SCOPE: {
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my $sth = $dbh->prepare("INSERT INTO one VALUES ( ?, ? )");
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isa_ok( $sth, 'DBI::st' );
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ok( $sth->bind_param(1, 1), '->bind_param' );
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ok( $sth->bind_param(2, $blob, SQL_BLOB), '->bind_param' );
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ok( $sth->execute, '->execute' );
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ok( $sth->bind_param(1, 2), '->bind_param' );
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ok( $sth->bind_param(2, '', SQL_BLOB), '->bind_param' );
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ok( $sth->execute, '->execute' );
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ok( $sth->bind_param(1, 3), '->bind_param' );
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ok( $sth->bind_param(2, undef, SQL_BLOB), '->bind_param' );
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ok( $sth->execute, '->execute' );
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ok my $quoted_blob = $dbh->quote($blob, SQL_BLOB);
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ok( $dbh->do("INSERT INTO one VALUES( 4, $quoted_blob )"), 'insert quoted blob' );
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ok my $quoted_empty = $dbh->quote('', SQL_BLOB);
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ok( $dbh->do("INSERT INTO one VALUES( 5, $quoted_empty )"), 'insert quoted empty string' );
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ok my $quoted_undef = $dbh->quote(undef, SQL_BLOB);
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ok( $dbh->do("INSERT INTO one VALUES( 6, $quoted_undef )"), 'insert quoted undef' );
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ok my $quoted_bit = $dbh->quote($blob, SQL_BIT);
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ok( $dbh->do("INSERT INTO one VALUES( 7, $quoted_bit )"), 'insert quoted bit' );
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ok my $quoted_binary = $dbh->quote($blob, SQL_BINARY);
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ok( $dbh->do("INSERT INTO one VALUES( 8, $quoted_binary )"), 'insert quoted binary' );
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ok my $quoted_varbinary = $dbh->quote($blob, SQL_VARBINARY);
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ok( $dbh->do("INSERT INTO one VALUES( 9, $quoted_varbinary )"), 'insert quoted varbinary' );
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ok my $quoted_longvarbinary = $dbh->quote($blob, SQL_LONGVARBINARY);
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ok( $dbh->do("INSERT INTO one VALUES( 10, $quoted_longvarbinary )"), 'insert quoted longvarbinary' );
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}
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# Now, try SELECT'ing the row out.
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SCOPE: {
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my $sth = $dbh->prepare("SELECT * FROM one ORDER BY id");
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isa_ok( $sth, 'DBI::st' );
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ok( $sth->execute, '->execute' );
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my $rows = $sth->fetchall_arrayref;
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is_deeply( $rows, [
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[ 1, $blob ],
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[ 2, '' ],
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[ 3, undef ],
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[ 4, $blob ],
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[ 5, '' ],
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[ 6, undef ],
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[ 7, $blob ],
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[ 8, $blob ],
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[ 9, $blob ],
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[ 10, $blob ],
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], 'Got the blob back ok' );
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ok( $sth->finish, '->finish' );
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}
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done_testing;
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