diff options
Diffstat (limited to 't/rt_52573_manual_exclusive_lock.t')
| -rw-r--r-- | t/rt_52573_manual_exclusive_lock.t | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/t/rt_52573_manual_exclusive_lock.t b/t/rt_52573_manual_exclusive_lock.t new file mode 100644 index 0000000..db0f3e9 --- /dev/null +++ b/t/rt_52573_manual_exclusive_lock.t @@ -0,0 +1,214 @@ +#!/usr/bin/perl -w + +use strict; +BEGIN { + $| = 1; + $^W = 1; +} + +use t::lib::Test; +use Test::More tests => 92 * 4 + 2; +use Test::NoWarnings; + +my $dbh = connect_ok( + AutoCommit => 1, + RaiseError => 1, + PrintError => 0, +); + +$dbh->do('create table foo (id)'); + +my @funcs = ( + sub { shift->rollback }, + sub { shift->commit }, + sub { shift->do('rollback') }, + sub { shift->do('commit') }, +); + +foreach my $func (@funcs) { + # scenario 1: AutoCommit => 1 and no begin_work + + eval { $dbh->{AutoCommit} = 1 }; # initialize + ok $dbh->{AutoCommit}, "AutoCommit is on"; + ok !$dbh->{BegunWork}, "BegunWork is off"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'a statement works'; + diag $@ if $@; + # eval { $func->($dbh) }; + # ok !$@, "commit/rollback ignored"; + # diag $@ if $@; + ok $dbh->{AutoCommit}, "AutoCommit is still on"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + + # scenario 2: AutoCommit => 1 and begin_work and implicit BEGIN + + eval { $dbh->begin_work }; + ok !$@, "begin_work works"; + ok !$dbh->{AutoCommit}, "AutoCommit is turned off"; + ok $dbh->{BegunWork}, "BegunWork is turned on"; + eval { $dbh->begin_work }; + like $@ => qr/Already in a transaction/, "but second begin_work should fail"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, "other statement should work"; + diag $@ if $@; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok $dbh->{AutoCommit}, "AutoCommit is turned on"; + ok !$dbh->{BegunWork}, "BegunWork is turned off"; + + # scenario 3: AutoCommit => 1 and begin_work and explicit and immediate BEGIN + + eval { $dbh->begin_work }; + ok !$@, "begin_work works"; + ok !$dbh->{AutoCommit}, "AutoCommit is turned off"; + ok $dbh->{BegunWork}, "BegunWork is turned on"; + eval { $dbh->do('BEGIN EXCLUSIVE TRANSACTION') }; + ok !$@, "first BEGIN should be passed through"; + diag $@ if $@; + eval { $dbh->do('BEGIN TRANSACTION') }; + like $@ => qr/cannot start a transaction/, "second BEGIN should fail"; + eval { $dbh->begin_work }; + like $@ => qr/Already in a transaction/, "and second begin_work also should fail"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'other statement should work'; + diag $@ if $@; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok $dbh->{AutoCommit}, "AutoCommit is turned on now"; + ok !$dbh->{BegunWork}, "BegunWork is turned off"; + + # scenario 4: AutoCommit => 1 and begin_work and explicit but not immediate BEGIN + eval { $dbh->begin_work }; + ok !$@, "begin_work works"; + ok !$dbh->{AutoCommit}, "AutoCommit is turned off"; + ok $dbh->{BegunWork}, "BegunWork is turned on"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'statement should work'; + diag $@ if $@; + eval { $dbh->do('BEGIN TRANSACTION') }; + like $@ => qr/cannot start a transaction/, "BEGIN after other statements should fail"; + eval { $dbh->begin_work }; + like $@ => qr/Already in a transaction/, "and second begin_work also should fail"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'other statement should work'; + diag $@ if $@; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok $dbh->{AutoCommit}, "AutoCommit is turned on now"; + ok !$dbh->{BegunWork}, "BegunWork is turned off"; + + # scenario 5: AutoCommit => 1 and explicit BEGIN and no begin_work + ok $dbh->{AutoCommit}, "AutoCommit is on"; + ok !$dbh->{BegunWork}, "BegunWork is off"; + eval { $dbh->do('BEGIN TRANSACTION'); }; + ok !$@, 'BEGIN should work'; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is turned off"; + ok $dbh->{BegunWork}, "BegunWork is turned on"; + eval { $dbh->do('BEGIN TRANSACTION') }; + like $@ => qr/cannot start a transaction/, "second BEGIN should fail"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'other statement should work'; + diag $@ if $@; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok $dbh->{AutoCommit}, "AutoCommit is turned on now"; + ok !$dbh->{BegunWork}, "BegunWork is turned off"; + + # scenario 6: AutoCommit => 1 and explicit BEGIN and begin_work + ok $dbh->{AutoCommit}, "AutoCommit is on"; + ok !$dbh->{BegunWork}, "BegunWork is off"; + eval { $dbh->do('BEGIN TRANSACTION'); }; + ok !$@, 'BEGIN should work'; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is turned off"; + ok $dbh->{BegunWork}, "BegunWork is turned on"; + eval { $dbh->do('BEGIN TRANSACTION') }; + like $@ => qr/cannot start a transaction/, "second BEGIN should fail"; + eval { $dbh->begin_work }; + like $@ => qr/Already in a transaction/, "and second begin_work also should fail"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'other statement should work'; + diag $@ if $@; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok $dbh->{AutoCommit}, "AutoCommit is turned on now"; + ok !$dbh->{BegunWork}, "BegunWork is turned off"; + + # scenario 7: AutoCommit => 0 and explicit BEGIN + eval { $dbh->{AutoCommit} = 1 }; # to initialize + ok $dbh->{AutoCommit}, "AutoCommit is on"; + ok !$dbh->{BegunWork}, "BegunWork is off"; + eval { $dbh->{AutoCommit} = 0 }; + ok !$@, "AutoCommit is turned off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + eval { $dbh->do('BEGIN TRANSACTION'); }; + ok !$@, 'BEGIN should work'; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is turned off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + eval { $dbh->do('BEGIN TRANSACTION') }; + like $@ => qr/cannot start a transaction/, "second BEGIN should fail"; + eval { $dbh->begin_work }; + like $@ => qr/Already in a transaction/, "and begin_work also should fail"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'other statement should work'; + diag $@ if $@; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is still off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + + # scenario 8: AutoCommit => 0 and begin_work + eval { $dbh->{AutoCommit} = 1 }; # to initialize + ok $dbh->{AutoCommit}, "AutoCommit is on"; + ok !$dbh->{BegunWork}, "BegunWork is off"; + eval { $dbh->{AutoCommit} = 0 }; + ok !$@, "AutoCommit is turned off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + eval { $dbh->begin_work; }; + like $@ => qr/Already in a transaction/, "begin_work should fail"; + ok !$dbh->{AutoCommit}, "AutoCommit is still off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + eval { $dbh->do('BEGIN TRANSACTION') }; + ok !$@, "BEGIN should work"; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is still off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + eval { $dbh->begin_work }; + like $@ => qr/Already in a transaction/, "and second begin_work also should fail"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'other statement should work'; + diag $@ if $@; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is still off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + + # scenario 9: AutoCommit => 0 and implicit BEGIN + eval { $dbh->{AutoCommit} = 1 }; # to initialize + ok $dbh->{AutoCommit}, "AutoCommit is on"; + ok !$dbh->{BegunWork}, "BegunWork is off"; + eval { $dbh->{AutoCommit} = 0 }; + ok !$@, "AutoCommit is turned off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + eval { $dbh->do('insert into foo (id) values (1)'); }; + ok !$@, 'other statement should work'; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is still off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; + eval { $func->($dbh) }; + ok !$@, 'rolled back/committed'; + diag $@ if $@; + ok !$dbh->{AutoCommit}, "AutoCommit is still off"; + ok !$dbh->{BegunWork}, "BegunWork is still off"; +} +eval { $dbh->{AutoCommit} = 1 }; # to end transaction +$dbh->disconnect; |