2 use Test::More tests => 99;
5 use t::common qw( new_fh );
9 my ($fh, $filename) = new_fh();
10 my $db1 = DBM::Deep->new(
17 my $db2 = DBM::Deep->new(
25 is( $db1->{x}, 'y', "Before transaction, DB1's X is Y" );
26 is( $db2->{x}, 'y', "Before transaction, DB2's X is Y" );
28 cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
29 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
33 } qr/Cannot rollback without an active transaction/, "Attempting to rollback without a transaction throws an error";
37 } qr/Cannot commit without an active transaction/, "Attempting to commit without a transaction throws an error";
43 } qr/Cannot begin_work within an active transaction/, "Attempting to begin_work within a transaction throws an error";
47 } "Rolling back an empty transaction is ok.";
49 cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
50 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
56 } "Committing an empty transaction is ok.";
58 cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
59 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
63 cmp_bag( [ keys %$db1 ], [qw( x )], "DB1 keys correct" );
64 cmp_bag( [ keys %$db2 ], [qw( x )], "DB2 keys correct" );
66 is( $db1->{x}, 'y', "DB1 transaction started, no actions - DB1's X is Y" );
67 is( $db2->{x}, 'y', "DB1 transaction started, no actions - DB2's X is Y" );
70 is( $db1->{x}, 'y', "Within DB1 transaction, DB1's X is still Y" );
71 is( $db2->{x}, 'a', "Within DB1 transaction, DB2's X is now A" );
74 is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is Z" );
75 is( $db2->{x}, 'a', "Within DB1 transaction, DB2's X is still A" );
78 is( $db1->{z}, 'a', "Within DB1 transaction, DB1's Z is A" );
79 ok( !exists $db2->{z}, "Since z was added after the transaction began, DB2 doesn't see it." );
81 $db2->{other_x} = 'foo';
82 is( $db2->{other_x}, 'foo', "DB2 set other_x within DB1's transaction, so DB2 can see it" );
83 ok( !exists $db1->{other_x}, "Since other_x was added after the transaction began, DB1 doesn't see it." );
85 # Reset to an expected value
87 is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is istill Z" );
88 is( $db2->{x}, 'y', "Within DB1 transaction, DB2's X is now Y" );
90 cmp_bag( [ keys %$db1 ], [qw( x z )], "DB1 keys correct" );
91 cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
95 is( $db1->{x}, 'y', "After rollback, DB1's X is Y" );
96 is( $db2->{x}, 'y', "After rollback, DB2's X is Y" );
98 is( $db1->{other_x}, 'foo', "After DB1 transaction is over, DB1 can see other_x" );
99 is( $db2->{other_x}, 'foo', "After DB1 transaction is over, DB2 can still see other_x" );
103 cmp_bag( [ keys %$db1 ], [qw( x other_x )], "DB1 keys correct" );
104 cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
106 is( $db1->{x}, 'y', "DB1 transaction started, no actions - DB1's X is Y" );
107 is( $db2->{x}, 'y', "DB1 transaction started, no actions - DB2's X is Y" );
110 is( $db1->{x}, 'z', "Within DB1 transaction, DB1's X is Z" );
111 is( $db2->{x}, 'y', "Within DB1 transaction, DB2's X is still Y" );
113 $db2->{other_x} = 'bar';
114 is( $db2->{other_x}, 'bar', "DB2 set other_x within DB1's transaction, so DB2 can see it" );
115 is( $db1->{other_x}, 'foo', "Since other_x was modified after the transaction began, DB1 doesn't see the change." );
118 is( $db1->{z}, 'a', "Within DB1 transaction, DB1's Z is A" );
119 ok( !exists $db2->{z}, "Since z was added after the transaction began, DB2 doesn't see it." );
121 cmp_bag( [ keys %$db1 ], [qw( x other_x z )], "DB1 keys correct" );
122 cmp_bag( [ keys %$db2 ], [qw( x other_x )], "DB2 keys correct" );
126 is( $db1->{x}, 'z', "After commit, DB1's X is Z" );
127 is( $db2->{x}, 'z', "After commit, DB2's X is Z" );
129 is( $db1->{z}, 'a', "After commit, DB1's Z is A" );
130 is( $db2->{z}, 'a', "After commit, DB2's Z is A" );
132 is( $db1->{other_x}, 'bar', "After commit, DB1's other_x is bar" );
133 is( $db2->{other_x}, 'bar', "After commit, DB2's other_x is bar" );
137 cmp_bag( [ keys %$db1 ], [qw( x z other_x )], "DB1 keys correct" );
138 cmp_bag( [ keys %$db2 ], [qw( x z other_x )], "DB2 keys correct" );
140 is( $db1->{x}, 'z', "After commit, DB1's X is Z" );
141 is( $db2->{x}, 'z', "After commit, DB2's X is Z" );
143 is( $db1->{z}, 'a', "After commit, DB1's Z is A" );
144 is( $db2->{z}, 'a', "After commit, DB2's Z is A" );
146 is( $db1->{other_x}, 'bar', "After begin_work, DB1's other_x is still bar" );
147 is( $db2->{other_x}, 'bar', "After begin_work, DB2's other_x is still bar" );
149 delete $db2->{other_x};
150 ok( !exists $db2->{other_x}, "DB2 deleted other_x in DB1's transaction, so it can't see it anymore" );
151 is( $db1->{other_x}, 'bar', "Since other_x was deleted after the transaction began, DB1 still sees it." );
153 cmp_bag( [ keys %$db1 ], [qw( x z other_x )], "DB1 keys correct" );
154 cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
157 ok( !exists $db1->{x}, "DB1 deleted X in a transaction, so it can't see it anymore" );
158 is( $db2->{x}, 'z', "But, DB2 can still see it" );
160 cmp_bag( [ keys %$db1 ], [qw( other_x z )], "DB1 keys correct" );
161 cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
165 ok( !exists $db2->{other_x}, "It's still deleted for DB2" );
166 ok( !exists $db1->{other_x}, "And now DB1 sees the deletion" );
168 is( $db1->{x}, 'z', "The transaction was rolled back, so DB1 can see X now" );
169 is( $db2->{x}, 'z', "DB2 can still see it" );
171 cmp_bag( [ keys %$db1 ], [qw( x z )], "DB1 keys correct" );
172 cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
177 ok( !exists $db1->{x}, "DB1 deleted X in a transaction, so it can't see it anymore" );
179 is( $db2->{x}, 'z', "But, DB2 can still see it" );
181 cmp_bag( [ keys %$db1 ], [qw( z )], "DB1 keys correct" );
182 cmp_bag( [ keys %$db2 ], [qw( x z )], "DB2 keys correct" );
186 ok( !exists $db1->{x}, "The transaction was committed, so DB1 still deleted X" );
187 ok( !exists $db2->{x}, "DB2 can now see the deletion of X" );
190 is( $db1->{foo}, 'bar', "Set foo to bar in DB1" );
191 is( $db2->{foo}, 'bar', "Set foo to bar in DB2" );
193 cmp_bag( [ keys %$db1 ], [qw( foo z )], "DB1 keys correct" );
194 cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
198 %$db1 = (); # clear()
199 ok( !exists $db1->{foo}, "Cleared foo" );
200 is( $db2->{foo}, 'bar', "But in DB2, we can still see it" );
202 cmp_bag( [ keys %$db1 ], [qw()], "DB1 keys correct" );
203 cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
207 is( $db1->{foo}, 'bar', "Rollback means 'foo' is still there" );
208 is( $db2->{foo}, 'bar', "Rollback means 'foo' is still there" );
210 cmp_bag( [ keys %$db1 ], [qw( foo z )], "DB1 keys correct" );
211 cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
214 skip "Optimize tests skipped on Win32", 5
215 if $^O eq 'MSWin32' || $^O eq 'cygwin';
219 is( $db1->{foo}, 'bar', 'After optimize, everything is ok' );
220 is( $db2->{foo}, 'bar', 'After optimize, everything is ok' );
222 is( $db1->{z}, 'a', 'After optimize, everything is ok' );
223 is( $db2->{z}, 'a', 'After optimize, everything is ok' );
225 cmp_bag( [ keys %$db1 ], [qw( foo z )], "DB1 keys correct" );
226 cmp_bag( [ keys %$db2 ], [qw( foo z )], "DB2 keys correct" );
230 cmp_ok( $db1->_engine->trans_id, '==', 1, "Transaction ID has been reset after optimize" );
238 * Two transactions running at the same time
239 * Doing a clear on the head while a transaction is running