2 use Test::More tests => 71;
4 use t::common qw( new_fh );
8 my ($fh, $filename) = new_fh();
9 my $db1 = DBM::Deep->new(
15 my $db2 = DBM::Deep->new(
22 is( $db1->{x}, 'y', "Before transaction, DB1's X is Y" );
23 is( $db2->{x}, 'y', "Before transaction, DB2's X is Y" );
25 eval { $db1->rollback };
26 ok( $@, "Attempting to rollback without a transaction throws an error" );
28 eval { $db1->commit };
29 ok( $@, "Attempting to commit without a transaction throws an error" );
33 eval { $db1->begin_work };
34 ok( $@, "Attempting to begin_work within a transaction throws an error" );
36 is( $db1->{x}, 'y', "DB1 transaction started, no actions - DB1's X is Y" );
37 is( $db2->{x}, 'y', "DB1 transaction started, no actions - DB2's X is Y" );
40 is( $db1->{x}, 'y', "Within DB1 transaction, DB1's X is still Y" );
41 is( $db2->{x}, 'a', "Within DB1 transaction, DB2's X is now A" );
44 is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is Z" );
45 is( $db2->{x}, 'a', "Within DB1 transaction, DB2's X is still A" );
48 is( $db1->{z}, 'a', "Within DB1 transaction, DB1's Z is A" );
49 ok( !exists $db2->{z}, "Since z was added after the transaction began, DB2 doesn't see it." );
51 $db2->{other_x} = 'foo';
52 is( $db2->{other_x}, 'foo', "DB2 set other_x within DB1's transaction, so DB2 can see it" );
53 ok( !exists $db1->{other_x}, "Since other_x was added after the transaction began, DB1 doesn't see it." );
55 # Reset to an expected value
57 is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is istill Z" );
58 is( $db2->{x}, 'y', "Within DB1 transaction, DB2's X is now Y" );
60 cmp_bag( [ keys %$db1 ], [qw( x z )], "DB1 keys correct" );
61 cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
65 is( $db1->{x}, 'y', "After rollback, DB1's X is Y" );
66 is( $db2->{x}, 'y', "After rollback, DB2's X is Y" );
68 is( $db1->{other_x}, 'foo', "After DB1 transaction is over, DB1 can see other_x" );
69 is( $db2->{other_x}, 'foo', "After DB1 transaction is over, DB2 can still see other_x" );
73 is( $db1->{x}, 'y', "DB1 transaction started, no actions - DB1's X is Y" );
74 is( $db2->{x}, 'y', "DB1 transaction started, no actions - DB2's X is Y" );
77 is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is Z" );
78 is( $db2->{x}, 'y', "Within DB1 transaction, DB2's X is still Y" );
80 $db2->{other_x} = 'bar';
81 is( $db2->{other_x}, 'bar', "DB2 set other_x within DB1's transaction, so DB2 can see it" );
82 is( $db1->{other_x}, 'foo', "Since other_x was modified after the transaction began, DB1 doesn't see the change." );
85 is( $db1->{z}, 'a', "Within DB1 transaction, DB1's Z is A" );
86 ok( !exists $db2->{z}, "Since z was added after the transaction began, DB2 doesn't see it." );
88 cmp_bag( [ keys %$db1 ], [qw( x other_x z )], "DB1 keys correct" );
89 cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
93 is( $db1->{x}, 'z', "After commit, DB1's X is Z" );
94 is( $db2->{x}, 'z', "After commit, DB2's X is Z" );
96 is( $db1->{z}, 'a', "After commit, DB1's Z is A" );
97 is( $db2->{z}, 'a', "After commit, DB2's Z is A" );
99 is( $db1->{other_x}, 'bar', "After commit, DB1's other_x is bar" );
100 is( $db2->{other_x}, 'bar', "After commit, DB2's other_x is bar" );
104 is( $db1->{x}, 'z', "After commit, DB1's X is Z" );
105 is( $db2->{x}, 'z', "After commit, DB2's X is Z" );
107 is( $db1->{z}, 'a', "After commit, DB1's Z is A" );
108 is( $db2->{z}, 'a', "After commit, DB2's Z is A" );
110 is( $db1->{other_x}, 'bar', "After begin_work, DB1's other_x is still bar" );
111 is( $db2->{other_x}, 'bar', "After begin_work, DB2's other_x is still bar" );
113 delete $db2->{other_x};
114 ok( !exists $db2->{other_x}, "DB2 deleted other_x in DB1's transaction, so it can't see it anymore" );
115 is( $db1->{other_x}, 'bar', "Since other_x was deleted after the transaction began, DB1 still sees it." );
117 cmp_bag( [ keys %$db1 ], [qw( x other_x )], "DB1 keys correct" );
118 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
121 ok( !exists $db1->{x}, "DB1 deleted X in a transaction, so it can't see it anymore" );
122 is( $db2->{x}, 'z', "But, DB2 can still see it" );
124 cmp_bag( [ keys %$db1 ], [qw( other_x )], "DB1 keys correct" );
125 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
129 ok( !exists $db2->{other_x}, "It's still deleted for DB2" );
130 ok( !exists $db1->{other_x}, "And now DB1 sees the deletion" );
132 is( $db1->{x}, 'z', "The transaction was rolled back, so DB1 can see X now" );
133 is( $db2->{x}, 'z', "DB2 can still see it" );
135 cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
136 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
141 ok( !exists $db1->{x}, "DB1 deleted X in a transaction, so it can't see it anymore" );
143 is( $db2->{x}, 'z', "But, DB2 can still see it" );
145 cmp_bag( [ keys %$db1 ], [qw()], "DB1 keys correct" );
146 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
150 ok( !exists $db1->{x}, "The transaction was committed, so DB1 still deleted X" );
151 ok( !exists $db2->{x}, "DB2 can now see the deletion of X" );
154 is( $db1->{foo}, 'bar', "Set foo to bar in DB1" );
155 is( $db2->{foo}, 'bar', "Set foo to bar in DB2" );
157 cmp_bag( [ keys %$db1 ], [qw( foo )], "DB1 keys correct" );
158 cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
162 %$db1 = (); # clear()
163 ok( !exists $db1->{foo}, "Cleared foo" );
164 is( $db2->{foo}, 'bar', "But in DB2, we can still see it" );
166 cmp_bag( [ keys %$db1 ], [qw()], "DB1 keys correct" );
167 cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
171 is( $db1->{foo}, 'bar', "Rollback means 'foo' is still there" );
172 is( $db2->{foo}, 'bar', "Rollback means 'foo' is still there" );
174 cmp_bag( [ keys %$db1 ], [qw( foo )], "DB1 keys correct" );
175 cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
178 skip "Optimize tests skipped on Win32", 5
179 if $^O eq 'MSWin32' || $^O eq 'cygwin';
183 is( $db1->{foo}, 'bar', 'After optimize, everything is ok' );
184 is( $db2->{foo}, 'bar', 'After optimize, everything is ok' );
186 cmp_bag( [ keys %$db1 ], [qw( foo )], "DB1 keys correct" );
187 cmp_bag( [ keys %$db2 ], [qw( foo )], "DB2 keys correct" );
191 cmp_ok( $db1->_storage->transaction_id, '==', 1, "Transaction ID has been reset after optimize" );
199 * Two transactions running at the same time
200 * Doing a clear on the head while a transaction is running
201 # More than just two keys