use strict;
use warnings FATAL => 'all';
use Test::More;
use Test::Exception;
use t::common qw( new_dbm );
use_ok( 'DBM::Deep' );
my $dbm_factory = new_dbm(
locking => 1,
autoflush => 1,
num_txns => 16,
);
while ( my $dbm_maker = $dbm_factory->() ) {
my $db1 = $dbm_maker->();
next unless $db1->supports( 'transactions' );
my $db2 = $dbm_maker->();
$db1->{foo} = 5;
$db1->{bar} = $db1->{foo};
is( $db1->{foo}, 5, "Foo is still 5" );
is( $db1->{bar}, 5, "Bar is now 5" );
$db1->{foo} = 6;
is( $db1->{foo}, 6, "Foo is now 6" );
is( $db1->{bar}, 5, "Bar is still 5" );
$db1->{foo} = [ 1 .. 3 ];
$db1->{bar} = $db1->{foo};
is( $db1->{foo}[1], 2, "Foo[1] is still 2" );
is( $db1->{bar}[1], 2, "Bar[1] is now 2" );
$db1->{foo}[3] = 42;
is( $db1->{foo}[3], 42, "Foo[3] is now 42" );
is( $db1->{bar}[3], 42, "Bar[3] is also 42" );
delete $db1->{foo};
is( $db1->{bar}[3], 42, "After delete Foo, Bar[3] is still 42" );
$db1->{foo} = $db1->{bar};
$db2->begin_work;
delete $db2->{bar};
delete $db2->{foo};
is( $db2->{bar}, undef, "It's deleted in the transaction" );
is( $db1->{bar}[3], 42, "... but not in the main" );
$db2->rollback;
# Why hasn't this failed!? Is it because stuff isn't getting deleted as
# expected? I need a test that walks the sectors
is( $db1->{bar}[3], 42, "After delete Foo, Bar[3] is still 42" );
is( $db2->{bar}[3], 42, "After delete Foo, Bar[3] is still 42" );
delete $db1->{foo};
is( $db1->{bar}[3], 42, "After delete Foo, Bar[3] is still 42" );
}
done_testing;
__END__
$db2->begin_work;
delete $db2->{bar};
$db2->commit;
ok( !exists $db1->{bar}, "After commit, bar is gone" );