1 # work around brain damage in PPerl (yes, it has to be a global)
3 warn @_ unless $_[0] =~ /\QUse of "goto" to jump into a construct is deprecated/
4 } if ($ENV{DBICTEST_IN_PERSISTENT_ENV});
6 # the persistent environments run with this flag first to see if
7 # we will run at all (e.g. it will fail if $^X doesn't match)
8 exit 0 if $ENV{DBICTEST_PERSISTENT_ENV_BAIL_EARLY};
10 # Do the override as early as possible so that CORE::bless doesn't get compiled away
11 # We will replace $bless_override only if we are in author mode
14 $bless_override = sub {
15 CORE::bless( $_[0], (@_ > 1) ? $_[1] : caller() );
17 *CORE::GLOBAL::bless = sub { goto $bless_override };
24 my $TB = Test::More->builder;
25 if ($ENV{DBICTEST_IN_PERSISTENT_ENV}) {
26 # without this explicit close older TBs warn in END after a ->reset
27 if ($TB->VERSION < 1.005) {
28 close ($TB->$_) for (qw/output failure_output todo_output/);
31 # if I do not do this, I get happy sigpipes on new TB, no idea why
32 # (the above close-and-forget doesn't work - new TB does *not* reopen
33 # its handles automatically anymore)
35 for (qw/failure_output todo_output/) {
37 open ($TB->$_, '>&', *STDERR);
41 open ($TB->output, '>&', *STDOUT);
44 # so done_testing can work on every persistent pass
49 use DBICTest::RunMode;
50 use DBICTest::Util::LeakTracer qw/populate_weakregistry assert_empty_weakregistry/;
51 use Scalar::Util 'refaddr';
53 use B 'svref_2object';
55 plan skip_all => "Your perl version $] appears to leak like a sieve - skipping test"
56 if DBIx::Class::_ENV_::PEEPEENESS;
59 # this is what holds all weakened refs to be checked for leakage
60 my $weak_registry = {};
62 # whether or to invoke IC::DT
65 # Skip the heavy-duty leak tracing when just doing an install
66 unless (DBICTest::RunMode->is_plain) {
68 # redefine the bless override so that we can catch each and every object created
69 no warnings qw/redefine once/;
72 $bless_override = sub {
74 my $obj = CORE::bless(
75 $_[0], (@_ > 1) ? $_[1] : do {
76 my ($class, $fn, $line) = caller();
77 fail ("bless() of $_[0] into $class without explicit class specification at $fn line $line")
78 if $class =~ /^ (?: DBIx\:\:Class | DBICTest ) /x;
83 # unicode is tricky, and now we happen to invoke it early via a
84 # regex in connection()
85 return $obj if (ref $obj) =~ /^utf8/;
87 # Test Builder is now making a new object for every pass/fail (que bloat?)
88 # and as such we can't really store any of its objects (since it will
89 # re-populate the registry while checking it, ewwww!)
90 return $obj if (ref $obj) =~ /^TB2::/;
92 # weaken immediately to avoid weird side effects
93 return populate_weakregistry ($weak_registry, $obj );
97 for my $func (qw/try catch finally/) {
98 my $orig = \&{"Try::Tiny::$func"};
99 *{"Try::Tiny::$func"} = sub (&;@) {
100 populate_weakregistry( $weak_registry, $_[0] );
105 # Some modules are known to install singletons on-load
106 # Load them and empty the registry
108 # this loads the DT armada
109 $has_dt = DBIx::Class::Optional::Dependencies->req_ok_for('test_dt_sqlite');
117 %$weak_registry = ();
120 my @compose_ns_classes;
124 my $schema = DBICTest->init_schema;
125 my $rs = $schema->resultset ('Artist');
126 my $storage = $schema->storage;
128 @compose_ns_classes = map { "DBICTest::${_}" } keys %{$schema->source_registrations};
130 ok ($storage->connected, 'we are connected');
132 my $row_obj = $rs->search({}, { rows => 1})->next; # so that commits/rollbacks work
133 ok ($row_obj, 'row from db');
135 # txn_do to invoke more codepaths
136 my ($mc_row_obj, $pager, $pager_explicit_count) = $schema->txn_do (sub {
138 my $artist = $schema->resultset('Artist')->create ({
139 name => 'foo artist',
147 genre => { name => 'mauve' },
151 my $pg = $rs->search({}, { rows => 1})->page(2)->pager;
153 my $pg_wcount = $rs->page(4)->pager->total_entries (66);
155 return ($artist, $pg, $pg_wcount);
158 # more codepaths - error handling in txn_do
160 eval { $schema->txn_do ( sub {
161 $storage->_dbh->begin_work;
162 fail ('how did we get so far?!');
165 eval { $schema->txn_do ( sub {
166 $schema->txn_do ( sub {
167 die "It's called EXCEPTION";
168 fail ('how did we get so far?!');
170 fail ('how did we get so far?!');
172 like( $@, qr/It\'s called EXCEPTION/, 'Exception correctly propagated in nested txn_do' );
176 my ($rs_bind_circref, $cond_rowobj) = $schema->storage->dbh_do ( sub {
177 my $row = $_[0]->schema->resultset('Artist')->new({});
178 my $rs = $_[0]->schema->resultset('Artist')->search({
179 name => $row, # this is deliberately bogus, see FIXME below!
184 is ($pager->next_page, 3, 'There is one more page available');
186 # based on 66 per 10 pages
187 is ($pager_explicit_count->last_page, 7, 'Correct last page');
189 # do some population (invokes some extra codepaths)
190 # also exercise the guard code and the manual txn control
192 my $guard = $schema->txn_scope_guard;
193 # populate with bindvars
194 $rs->populate([{ name => 'James Bound' }]);
199 $rs->populate([{ name => 'James Rebound', rank => \ '11' }]);
203 # and without bindvars
204 $rs->populate([{ name => \ '"James Unbound"' }]);
205 $schema->txn_rollback;
209 my $cds_rs = $schema->resultset('CD');
210 my $cds_with_artist = $cds_rs->search({}, { prefetch => 'artist' });
211 my $cds_with_tracks = $cds_rs->search({}, { prefetch => 'tracks' });
212 my $cds_with_stuff = $cds_rs->search({}, { prefetch => [ 'genre', { artist => { cds => { tracks => 'cd_single' } } } ] });
215 my $cds_with_impl_artist = $cds_rs->search({}, { columns => [qw/me.title artist.name/], join => 'artist' });
218 my $getcol_rs = $cds_rs->get_column('me.cdid');
219 my $pref_getcol_rs = $cds_with_stuff->get_column('me.cdid');
221 # fire the column getters
222 my @throwaway = $pref_getcol_rs->all;
224 my $base_collection = {
227 pref_precursor => $cds_rs,
229 pref_rs_single => $cds_with_artist,
230 pref_rs_multi => $cds_with_tracks,
231 pref_rs_nested => $cds_with_stuff,
233 pref_rs_implicit => $cds_with_impl_artist,
235 pref_row_single => $cds_with_artist->next,
236 pref_row_multi => $cds_with_tracks->next,
237 pref_row_nested => $cds_with_stuff->next,
239 # even though this does not leak Storable croaks on it :(((
240 #pref_row_implicit => $cds_with_impl_artist->next,
242 get_column_rs_plain => $getcol_rs,
243 get_column_rs_pref => $pref_getcol_rs,
245 # twice so that we make sure only one H::M object spawned
246 chained_resultset => $rs->search_rs ({}, { '+columns' => [ 'foo' ] } ),
247 chained_resultset2 => $rs->search_rs ({}, { '+columns' => [ 'bar' ] } ),
249 row_object => $row_obj,
251 mc_row_object => $mc_row_obj,
253 result_source => $rs->result_source,
255 result_source_handle => $rs->result_source->handle,
257 pager_explicit_count => $pager_explicit_count,
259 leaky_resultset => $rs_bind_circref,
260 leaky_resultset_cond => $cond_rowobj,
263 # this needs to fire, even if it can't find anything
265 # we run this only on smokers - trying to establish a pattern
266 $rs_bind_circref->next
267 if ( ($ENV{TRAVIS}||'') ne 'true' and DBICTest::RunMode->is_smoker);
270 %$base_collection = (
272 refrozen => Storable::dclone( $base_collection ),
273 rerefrozen => Storable::dclone( Storable::dclone( $base_collection ) ),
274 pref_row_implicit => $cds_with_impl_artist->next,
277 sql_maker => $storage->sql_maker,
278 dbh => $storage->_dbh,
279 fresh_pager => $rs->page(5)->pager,
284 my $rs = $base_collection->{icdt_rs} = $schema->resultset('Event');
286 my $now = DateTime->now;
288 $base_collection->{"icdt_row_$_"} = $rs->create({
289 created_on => DateTime->new(year => 2011, month => 1, day => $_, time_zone => "-0${_}00" ),
290 starts_at => $now->clone->add(days => $_),
295 my @dummy = $rs->all;
298 # dbh's are created in XS space, so pull them separately
299 for ( grep { defined } map { @{$_->{ChildHandles}} } values %{ {DBI->installed_drivers()} } ) {
300 $base_collection->{"DBI handle $_"} = $_;
304 if ( DBIx::Class::Optional::Dependencies->req_ok_for ('test_leaks') ) {
306 local $SIG{__WARN__} = sub { $_[0] =~ /\QUnhandled type: REGEXP/ ? push @w, @_ : warn @_ };
308 Test::Memory::Cycle::memory_cycle_ok ($base_collection, 'No cycles in the object collection');
311 local $TODO = 'Silence warning due to RT56681';
312 is (@w, 0, 'No Devel::Cycle emitted warnings');
316 skip 'Circular ref test needs ' . DBIx::Class::Optional::Dependencies->req_missing_for ('test_leaks'), 1;
320 populate_weakregistry ($weak_registry, $base_collection->{$_}, "basic $_")
321 for keys %$base_collection;
324 # check that "phantom-chaining" works - we never lose track of the original $schema
325 # and have access to the entire tree without leaking anything
329 sub { DBICTest->init_schema( sqlite_use_file => 0 ) },
330 sub { shift->source('Artist') },
331 sub { shift->resultset },
332 sub { shift->result_source },
333 sub { shift->schema },
334 sub { shift->resultset('Artist') },
335 sub { shift->find_or_create({ name => 'detachable' }) },
336 sub { shift->result_source },
337 sub { shift->schema },
338 sub { shift->clone },
339 sub { shift->resultset('CD') },
341 sub { shift->artist },
342 sub { shift->search_related('cds') },
344 sub { shift->search_related('artist') },
345 sub { shift->result_source },
346 sub { shift->resultset },
347 sub { shift->create({ name => 'detached' }) },
348 sub { shift->update({ name => 'reattached' }) },
349 sub { shift->discard_changes },
350 sub { shift->delete },
351 sub { shift->insert },
353 $phantom = populate_weakregistry ( $weak_registry, scalar $_->($phantom) );
356 ok( $phantom->in_storage, 'Properly deleted/reinserted' );
357 is( $phantom->name, 'reattached', 'Still correct name' );
360 # Naturally we have some exceptions
362 for my $slot (keys %$weak_registry) {
363 if ($slot =~ /^Test::Builder/) {
364 # T::B 2.0 has result objects and other fancyness
365 delete $weak_registry->{$slot};
367 elsif ($slot =~ /^Method::Generate::(?:Accessor|Constructor)/) {
368 # Moo keeps globals around, this is normal
369 delete $weak_registry->{$slot};
371 elsif ($slot =~ /^SQL::Translator::Generator::DDL::SQLite/) {
372 # SQLT::Producer::SQLite keeps global generators around for quoted
373 # and non-quoted DDL, allow one for each quoting style
374 delete $weak_registry->{$slot}
375 unless $cleared->{sqlt_ddl_sqlite}->{@{$weak_registry->{$slot}{weakref}->quote_chars}}++;
377 elsif ($slot =~ /^Hash::Merge/) {
378 # only clear one object of a specific behavior - more would indicate trouble
379 delete $weak_registry->{$slot}
380 unless $cleared->{hash_merge_singleton}{$weak_registry->{$slot}{weakref}{behavior}}++;
382 elsif ($slot =~ /^DateTime::TimeZone/) {
383 # DT is going through a refactor it seems - let it leak zones for now
384 delete $weak_registry->{$slot};
388 # every result class has a result source instance as classdata
389 # make sure these are all present and distinct before ignoring
390 # (distinct means only 1 reference)
392 'DBICTest::BaseResult',
394 map { DBICTest::Schema->class ($_) } DBICTest::Schema->sources
396 # need to store the SVref and examine it separately, to push the rsrc instance off the pad
397 my $SV = svref_2object($rs_class->result_source_instance);
398 is( $SV->REFCNT, 1, "Source instance of $rs_class referenced exactly once" );
401 delete $weak_registry->{$rs_class->result_source_instance};
404 # Schema classes also hold sources, but these are clones, since
405 # each source contains the schema (or schema class name in this case)
406 # Hence the clone so that the same source can be registered with
408 for my $moniker ( keys %{DBICTest::Schema->source_registrations || {}} ) {
410 my $SV = svref_2object(DBICTest::Schema->source($moniker));
411 is( $SV->REFCNT, 1, "Source instance registered under DBICTest::Schema as $moniker referenced exactly once" );
413 delete $weak_registry->{DBICTest::Schema->source($moniker)};
417 # There is an actual strong circular reference taking place here, but because
418 # half of it is in XS no leaktracer sees it, and Devel::FindRef is equally
419 # stumped when trying to trace the origin. The problem is:
421 # $cond_object --> result_source --> schema --> storage --> $dbh --> {CachedKids}
423 # \-------- bound value on prepared/cached STH <-----------/
426 local $TODO = 'This fails intermittently - see RT#82942';
427 if ( my $r = $weak_registry->{'basic leaky_resultset_cond'}{weakref} ) {
428 ok(! defined $r, 'Self-referential RS conditions no longer leak!')
429 or $r->result_source(undef);
433 assert_empty_weakregistry ($weak_registry);
435 # we got so far without a failure - this is a good thing
436 # now let's try to rerun this script under a "persistent" environment
437 # this is ugly and dirty but we do not yet have a Test::Embedded or
442 $ENV{PERL5LIB} = join ($Config::Config{path_sep}, @INC);
443 ($ENV{PATH}) = $ENV{PATH} =~ /(.+)/;
446 my $persistence_tests = {
448 cmd => [qw/pperl --prefork=1/, __FILE__],
450 'CGI::SpeedyCGI' => {
451 cmd => [qw/speedy -- -t5/, __FILE__],
455 # scgi is smart and will auto-reap after -t amount of seconds
456 # pperl needs an actual killer :(
457 $persistence_tests->{PPerl}{termcmd} = [
458 $persistence_tests->{PPerl}{cmd}[0],
460 @{$persistence_tests->{PPerl}{cmd}}[ 1 .. $#{$persistence_tests->{PPerl}{cmd}} ],
464 skip 'Test already in a persistent loop', 1
465 if $ENV{DBICTEST_IN_PERSISTENT_ENV};
467 skip 'Main test failed - skipping persistent env tests', 1
468 unless $TB->is_passing;
470 local $ENV{DBICTEST_IN_PERSISTENT_ENV} = 1;
474 for my $type (keys %$persistence_tests) { SKIP: {
475 unless (eval "require $type") {
476 # Don't terminate what we didn't start
477 delete $persistence_tests->{$type}{termcmd};
478 skip "$type module not found", 1;
481 my @cmd = @{$persistence_tests->{$type}{cmd}};
483 # since PPerl is racy and sucks - just prime the "server"
485 local $ENV{DBICTEST_PERSISTENT_ENV_BAIL_EARLY} = 1;
489 # see if the thing actually runs, if not - might as well bail now
490 skip "Something is wrong with $type ($!)", 1
495 note ("Starting run in persistent env ($type pass $_)");
496 IPC::Open2::open2(my $out, undef, @cmd);
498 while (my $ln = <$out>) {
499 next if $ln =~ /^\s*$/;
500 push @out_lines, " $ln";
501 last if $ln =~ /^\d+\.\.\d+$/; # this is persistence, we need to terminate reading on our end
503 print $_ for @out_lines;
506 ok (!$?, "Run in persistent env ($type pass $_): exit $?");
507 ok (scalar @out_lines, "Run in persistent env ($type pass $_): got output");
510 ok (! system (@{$persistence_tests->{$type}{termcmd}}), "killed $type server instance")
511 if $persistence_tests->{$type}{termcmd};
517 # just an extra precaution in case we blew away from the SKIP - since there are no
518 # PID files to go by (man does pperl really suck :(
520 unless ($ENV{DBICTEST_IN_PERSISTENT_ENV}) {
521 close $_ for (*STDIN, *STDOUT, *STDERR);
522 local $?; # otherwise test will inherit $? of the system()
523 system (@{$persistence_tests->{PPerl}{termcmd}})
524 if $persistence_tests->{PPerl}{termcmd};