r14214@rob-kinyons-computer (orig r8081): rkinyon | 2006-11-17 20:51:21 -0500

[dbsrgits/DBM-Deep.git] / t / 41_transaction_multilevel.t

diff --git a/t/41_transaction_multilevel.t b/t/41_transaction_multilevel.t
new file mode 100644 (file)
index 0000000..aa2a959
--- /dev/null
+++ b/t/41_transaction_multilevel.t
@@ -0,0 +1,80 @@
+use strict;
+use Test::More tests => 33;
+use Test::Deep;
+use t::common qw( new_fh );
+
+use_ok( 'DBM::Deep' );
+
+my ($fh, $filename) = new_fh();
+my $db1 = DBM::Deep->new(
+    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} = { foo => 'y' };
+is( $db1->{x}{foo}, 'y', "Before transaction, DB1's X is Y" );
+is( $db2->{x}{foo}, 'y', "Before transaction, DB2's X is Y" );
+
+$db1->begin_work;
+
+    cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+    cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
+    cmp_bag( [ keys %{$db1->{x}} ], [qw( foo )], "DB1->X keys correct" );
+    cmp_bag( [ keys %{$db2->{x}} ], [qw( foo )], "DB2->X keys correct" );
+
+    is( $db1->{x}{foo}, 'y', "After transaction, DB1's X is Y" );
+    is( $db2->{x}{foo}, 'y', "After transaction, DB2's X is Y" );
+
+    $db1->{x} = { bar => 30 };
+    ok( !exists $db1->{x}{foo}, "DB1: After reassignment of X, X->FOO is gone" );
+    is( $db2->{x}{foo}, 'y', "DB2: After reassignment of DB1 X, X is Y" );
+
+    cmp_bag( [ keys %{$db1->{x}} ], [qw( bar )], "DB1->X keys correct" );
+    cmp_bag( [ keys %{$db2->{x}} ], [qw( foo )], "DB2->X keys correct" );
+
+$db1->rollback;
+
+cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
+cmp_bag( [ keys %{$db1->{x}} ], [qw( foo )], "DB1->X keys correct" );
+cmp_bag( [ keys %{$db2->{x}} ], [qw( foo )], "DB2->X keys correct" );
+
+is( $db1->{x}{foo}, 'y', "Before transaction, DB1's X is Y" );
+is( $db2->{x}{foo}, 'y', "Before transaction, DB2's X is Y" );
+
+$db1->begin_work;
+
+    cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+    cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
+    cmp_bag( [ keys %{$db1->{x}} ], [qw( foo )], "DB1->X keys correct" );
+    cmp_bag( [ keys %{$db2->{x}} ], [qw( foo )], "DB2->X keys correct" );
+
+    is( $db1->{x}{foo}, 'y', "After transaction, DB1's X is Y" );
+    is( $db2->{x}{foo}, 'y', "After transaction, DB2's X is Y" );
+
+    $db1->{x} = { bar => 30 };
+    ok( !exists $db1->{x}{foo}, "DB1: After reassignment of X, X->FOO is gone" );
+    is( $db2->{x}{foo}, 'y', "DB2: After reassignment of DB1 X, X is Y" );
+
+    cmp_bag( [ keys %{$db1->{x}} ], [qw( bar )], "DB1->X keys correct" );
+    cmp_bag( [ keys %{$db2->{x}} ], [qw( foo )], "DB2->X keys correct" );
+
+$db1->commit;
+
+cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
+cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
+
+cmp_bag( [ keys %{$db1->{x}} ], [qw( bar )], "DB1->X keys correct" );
+cmp_bag( [ keys %{$db2->{x}} ], [qw( bar )], "DB2->X keys correct" );