use strict;
-use Test::More tests => 62;
+use Test::More tests => 99;
use Test::Deep;
+use Test::Exception;
use t::common qw( new_fh );
use_ok( 'DBM::Deep' );
file => $filename,
locking => 1,
autoflush => 1,
+ num_txns => 16,
);
my $db2 = DBM::Deep->new(
file => $filename,
locking => 1,
autoflush => 1,
+ num_txns => 16,
);
$db1->{x} = 'y';
is( $db1->{x}, 'y', "Before transaction, DB1's X is Y" );
is( $db2->{x}, 'y', "Before transaction, DB2's X is Y" );
+cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
+throws_ok {
+ $db1->rollback;
+} qr/Cannot rollback without an active transaction/, "Attempting to rollback without a transaction throws an error";
+
+throws_ok {
+ $db1->commit;
+} qr/Cannot commit without an active transaction/, "Attempting to commit without a transaction throws an error";
+
$db1->begin_work;
+throws_ok {
+ $db1->begin_work;
+} qr/Cannot begin_work within an active transaction/, "Attempting to begin_work within a transaction throws an error";
+
+lives_ok {
+ $db1->rollback;
+} "Rolling back an empty transaction is ok.";
+
+cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
+$db1->begin_work;
+
+lives_ok {
+ $db1->commit;
+} "Committing an empty transaction is ok.";
+
+cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
+$db1->begin_work;
+
+ cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
is( $db1->{x}, 'y', "DB1 transaction started, no actions - DB1's X is Y" );
is( $db2->{x}, 'y', "DB1 transaction started, no actions - DB2's X is Y" );
+ $db2->{x} = 'a';
+ is( $db1->{x}, 'y', "Within DB1 transaction, DB1's X is still Y" );
+ is( $db2->{x}, 'a', "Within DB1 transaction, DB2's X is now A" );
+
$db1->{x} = 'z';
is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is Z" );
- is( $db2->{x}, 'y', "Within DB1 transaction, DB2's X is still Y" );
+ is( $db2->{x}, 'a', "Within DB1 transaction, DB2's X is still A" );
+
+ $db1->{z} = 'a';
+ is( $db1->{z}, 'a', "Within DB1 transaction, DB1's Z is A" );
+ ok( !exists $db2->{z}, "Since z was added after the transaction began, DB2 doesn't see it." );
$db2->{other_x} = 'foo';
is( $db2->{other_x}, 'foo', "DB2 set other_x within DB1's transaction, so DB2 can see it" );
ok( !exists $db1->{other_x}, "Since other_x was added after the transaction began, DB1 doesn't see it." );
- cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+ # Reset to an expected value
+ $db2->{x} = 'y';
+ is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is istill Z" );
+ is( $db2->{x}, 'y', "Within DB1 transaction, DB2's X is now Y" );
+
+ cmp_bag( [ keys %$db1 ], [qw( x z )], "DB1 keys correct" );
cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
$db1->rollback;
$db1->begin_work;
+ cmp_bag( [ keys %$db1 ], [qw( x other_x )], "DB1 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
+
is( $db1->{x}, 'y', "DB1 transaction started, no actions - DB1's X is Y" );
is( $db2->{x}, 'y', "DB1 transaction started, no actions - DB2's X is Y" );
is( $db2->{other_x}, 'bar', "DB2 set other_x within DB1's transaction, so DB2 can see it" );
is( $db1->{other_x}, 'foo', "Since other_x was modified after the transaction began, DB1 doesn't see the change." );
- cmp_bag( [ keys %$db1 ], [qw( x other_x )], "DB1 keys correct" );
+ $db1->{z} = 'a';
+ is( $db1->{z}, 'a', "Within DB1 transaction, DB1's Z is A" );
+ ok( !exists $db2->{z}, "Since z was added after the transaction began, DB2 doesn't see it." );
+
+ cmp_bag( [ keys %$db1 ], [qw( x other_x z )], "DB1 keys correct" );
cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
$db1->commit;
is( $db1->{x}, 'z', "After commit, DB1's X is Z" );
is( $db2->{x}, 'z', "After commit, DB2's X is Z" );
+is( $db1->{z}, 'a', "After commit, DB1's Z is A" );
+is( $db2->{z}, 'a', "After commit, DB2's Z is A" );
+
+is( $db1->{other_x}, 'bar', "After commit, DB1's other_x is bar" );
+is( $db2->{other_x}, 'bar', "After commit, DB2's other_x is bar" );
+
$db1->begin_work;
+ cmp_bag( [ keys %$db1 ], [qw( x z other_x )], "DB1 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( x z other_x )], "DB2 keys correct" );
+
+ is( $db1->{x}, 'z', "After commit, DB1's X is Z" );
+ is( $db2->{x}, 'z', "After commit, DB2's X is Z" );
+
+ is( $db1->{z}, 'a', "After commit, DB1's Z is A" );
+ is( $db2->{z}, 'a', "After commit, DB2's Z is A" );
+
+ is( $db1->{other_x}, 'bar', "After begin_work, DB1's other_x is still bar" );
+ is( $db2->{other_x}, 'bar', "After begin_work, DB2's other_x is still bar" );
+
delete $db2->{other_x};
ok( !exists $db2->{other_x}, "DB2 deleted other_x in DB1's transaction, so it can't see it anymore" );
is( $db1->{other_x}, 'bar', "Since other_x was deleted after the transaction began, DB1 still sees it." );
- cmp_bag( [ keys %$db1 ], [qw( x other_x )], "DB1 keys correct" );
- cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+ cmp_bag( [ keys %$db1 ], [qw( x z other_x )], "DB1 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
delete $db1->{x};
ok( !exists $db1->{x}, "DB1 deleted X in a transaction, so it can't see it anymore" );
is( $db2->{x}, 'z', "But, DB2 can still see it" );
- cmp_bag( [ keys %$db1 ], [qw( other_x )], "DB1 keys correct" );
- cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+ cmp_bag( [ keys %$db1 ], [qw( other_x z )], "DB1 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
$db1->rollback;
is( $db1->{x}, 'z', "The transaction was rolled back, so DB1 can see X now" );
is( $db2->{x}, 'z', "DB2 can still see it" );
-cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
-cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+cmp_bag( [ keys %$db1 ], [qw( x z )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
$db1->begin_work;
delete $db1->{x};
ok( !exists $db1->{x}, "DB1 deleted X in a transaction, so it can't see it anymore" );
-#__END__
+
is( $db2->{x}, 'z', "But, DB2 can still see it" );
- cmp_bag( [ keys %$db1 ], [qw()], "DB1 keys correct" );
- cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+ cmp_bag( [ keys %$db1 ], [qw( z )], "DB1 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
$db1->commit;
is( $db1->{foo}, 'bar', "Set foo to bar in DB1" );
is( $db2->{foo}, 'bar', "Set foo to bar in DB2" );
-cmp_bag( [ keys %$db1 ], [qw( foo )], "DB1 keys correct" );
-cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
+cmp_bag( [ keys %$db1 ], [qw( foo z )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
$db1->begin_work;
is( $db2->{foo}, 'bar', "But in DB2, we can still see it" );
cmp_bag( [ keys %$db1 ], [qw()], "DB1 keys correct" );
- cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
$db1->rollback;
is( $db1->{foo}, 'bar', "Rollback means 'foo' is still there" );
is( $db2->{foo}, 'bar', "Rollback means 'foo' is still there" );
-cmp_bag( [ keys %$db1 ], [qw( foo )], "DB1 keys correct" );
-cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
+cmp_bag( [ keys %$db1 ], [qw( foo z )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
SKIP: {
- skip "Optimize tests skipped on Win32", 5
+ skip "Optimize tests skipped on Win32", 7
if $^O eq 'MSWin32' || $^O eq 'cygwin';
$db1->optimize;
is( $db1->{foo}, 'bar', 'After optimize, everything is ok' );
is( $db2->{foo}, 'bar', 'After optimize, everything is ok' );
- cmp_bag( [ keys %$db1 ], [qw( foo )], "DB1 keys correct" );
- cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
+ is( $db1->{z}, 'a', 'After optimize, everything is ok' );
+ is( $db2->{z}, 'a', 'After optimize, everything is ok' );
+
+ cmp_bag( [ keys %$db1 ], [qw( foo z )], "DB1 keys correct" );
+ cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
$db1->begin_work;
- cmp_ok( $db1->_storage->transaction_id, '==', 1, "Transaction ID has been reset after optimize" );
+ cmp_ok( $db1->_engine->trans_id, '==', 1, "Transaction ID has been reset after optimize" );
$db1->rollback;
}
__END__
-
-Tests to add:
-* Two transactions running at the same time
-* Doing a clear on the head while a transaction is running
-# More than just two keys