-use warnings;
+BEGIN { do "./t/lib/ANFANG.pm" or die ( $@ || $! ) }
+
use strict;
+use warnings;
+no warnings 'once';
use Config;
my $skip_threads;
}
use Test::More;
-use DBIx::Class::_Util qw( quote_sub modver_gt_or_eq );
+use Test::Exception;
+use DBIx::Class::_Util qw( quote_sub describe_class_methods serialize refdesc );
+use List::Util 'shuffle';
+use Errno ();
+
+use DBICTest;
+
+my $pkg_gen_history = {};
+
+{ package UEBERVERSAL; sub ueber {} }
+@UNIVERSAL::ISA = "UEBERVERSAL";
-require DBIx::Class;
-@DBICTest::ATTRTEST::ISA = 'DBIx::Class';
+sub grab_pkg_gen ($) {
+ push @{ $pkg_gen_history->{$_[0]} }, [
+ DBIx::Class::_Util::get_real_pkg_gen($_[0]),
+ 'line ' . ( (caller(0))[2] ),
+ ];
+}
+
+@DBICTest::AttrLegacy::ISA = 'DBIx::Class';
+sub DBICTest::AttrLegacy::VALID_DBIC_CODE_ATTRIBUTE { 1 }
+
+grab_pkg_gen("DBICTest::AttrLegacy");
my $var = \42;
my $s = quote_sub(
- 'DBICTest::ATTRTEST::attr',
+ 'DBICTest::AttrLegacy::attr',
'$v',
{ '$v' => $var },
{
- attributes => [qw( ResultSet )],
- package => 'DBICTest::ATTRTEST',
+ attributes => [qw( ResultSet DBIC_random_attr )],
+ package => 'DBICTest::AttrLegacy',
},
);
-is $s, \&DBICTest::ATTRTEST::attr, 'Same cref installed';
+grab_pkg_gen("DBICTest::AttrLegacy");
-is DBICTest::ATTRTEST::attr(), 42, 'Sub properly installed and callable';
+is $s, \&DBICTest::AttrLegacy::attr, 'Same cref installed';
+
+is DBICTest::AttrLegacy::attr(), 42, 'Sub properly installed and callable';
is_deeply
- [ attributes::get( $s ) ],
- [ 'ResultSet' ],
+ [ sort( attributes::get( $s ) ) ],
+ [qw( DBIC_random_attr ResultSet )],
'Attribute installed',
-unless $^V =~ /c/; # FIXME work around https://github.com/perl11/cperl/issues/147
+;
+
+{
+ package DBICTest::SomeGrandParentClass;
+ use base 'DBIx::Class::MethodAttributes';
+ sub VALID_DBIC_CODE_ATTRIBUTE { shift->next::method(@_) };
+}
+{
+ package DBICTest::SomeParentClass;
+ use base qw(DBICTest::SomeGrandParentClass);
+}
+{
+ package DBICTest::AnotherParentClass;
+ use base 'DBIx::Class::MethodAttributes';
+ sub VALID_DBIC_CODE_ATTRIBUTE { $_[1] =~ /DBIC_attr/ };
+}
+
+{
+ package DBICTest::AttrTest;
+
+ @DBICTest::AttrTest::ISA = qw( DBICTest::SomeParentClass DBICTest::AnotherParentClass );
+ use mro 'c3';
+
+ # pathological case - but can (and sadly does) happen
+ *VALID_DBIC_CODE_ATTRIBUTE = \&DBICTest::SomeGrandParentClass::VALID_DBIC_CODE_ATTRIBUTE;
+
+ ::grab_pkg_gen("DBICTest::AttrTest");
+
+ eval <<'EOS' or die $@;
+ sub attr :lvalue :method :DBIC_attr1 { $$var}
+ 1;
+EOS
+
+ ::grab_pkg_gen("DBICTest::AttrTest");
+
+ ::throws_ok {
+ attributes->import(
+ 'DBICTest::AttrTest',
+ DBICTest::AttrTest->can('attr'),
+ 'DBIC_unknownattr',
+ );
+ } qr/DBIC-specific attribute 'DBIC_unknownattr' did not pass validation/;
+}
+
+is_deeply
+ [ sort( attributes::get( DBICTest::AttrTest->can("attr") )) ],
+ [qw( DBIC_attr1 lvalue method )],
+ 'Attribute installed',
+;
+
+ok(
+ ! DBICTest::AttrTest->can('__attr_cache'),
+ 'Inherited classdata never created on core attrs'
+);
+
+is_deeply(
+ DBICTest::AttrTest->_attr_cache,
+ {},
+ 'Cache never instantiated on core attrs'
+);
sub add_more_attrs {
+
# Test that secondary attribute application works
attributes->import(
- 'DBICTest::ATTRTEST',
- DBICTest::ATTRTEST->can('attr'),
- 'method',
+ 'DBICTest::AttrLegacy',
+ DBICTest::AttrLegacy->can('attr'),
'SomethingNobodyUses',
);
# and that double-application also works
attributes->import(
- 'DBICTest::ATTRTEST',
- DBICTest::ATTRTEST->can('attr'),
+ 'DBICTest::AttrLegacy',
+ DBICTest::AttrLegacy->can('attr'),
'SomethingNobodyUses',
);
+ grab_pkg_gen("DBICTest::AttrLegacy");
+
is_deeply
[ sort( attributes::get( $s ) )],
- [
- qw( ResultSet SomethingNobodyUses method ),
-
- # before 5.10/5.8.9 internal reserved would get doubled, sigh
- #
- # FIXME - perhaps need to weed them out somehow at FETCH_CODE_ATTRIBUTES
- # time...? In any case - this is not important at this stage
- ( modver_gt_or_eq( attributes => '0.08' ) ? () : 'method' )
- ],
+ [ qw( DBIC_random_attr ResultSet SomethingNobodyUses ) ],
'Secondary attributes installed',
- unless $^V =~ /c/; # FIXME work around https://github.com/perl11/cperl/issues/147
+ ;
is_deeply (
- DBICTest::ATTRTEST->_attr_cache->{$s},
- [
- qw( ResultSet SomethingNobodyUses ),
-
- # after 5.10/5.8.9 FETCH_CODE_ATTRIBUTES is never called for reserved
- # attribute names, so there is nothing for DBIC to see
- #
- # FIXME - perhaps need to teach ->_attr to reinvoke attributes::get() ?
- # In any case - this is not important at this stage
- ( modver_gt_or_eq( attributes => '0.08' ) ? () : 'method' )
- ],
- 'Attributes visible in DBIC-specific attribute API',
+ DBICTest::AttrLegacy->_attr_cache->{$s},
+ [ qw( ResultSet SomethingNobodyUses ) ],
+ 'Attributes visible in legacy DBIC attribute API',
);
-}
+ # Test that secondary attribute application works
+ attributes->import(
+ 'DBICTest::AttrTest',
+ DBICTest::AttrTest->can('attr'),
+ 'DBIC_attr2',
+ );
+
+ grab_pkg_gen("DBICTest::AttrTest");
+
+ # and that double-application also works
+ attributes->import(
+ 'DBICTest::AttrTest',
+ DBICTest::AttrTest->can('attr'),
+ 'DBIC_attr2',
+ 'DBIC_attr3',
+ );
+
+ grab_pkg_gen("DBICTest::AttrTest");
+
+ is_deeply
+ [ sort( attributes::get( DBICTest::AttrTest->can("attr") )) ],
+ [qw( DBIC_attr1 DBIC_attr2 DBIC_attr3 lvalue method )],
+ 'DBIC-specific attribute installed',
+ ;
+
+ ok(
+ ! DBICTest::AttrTest->can('__attr_cache'),
+ 'Inherited classdata never created on core+DBIC-specific attrs'
+ );
+
+ is_deeply(
+ DBICTest::AttrTest->_attr_cache,
+ {},
+ 'Legacy DBIC attribute cache never instantiated on core+DBIC-specific attrs'
+ );
+
+ # no point dragging in threads::shared, just do the check here
+ for my $class ( keys %$pkg_gen_history ) {
+ my $stack = $pkg_gen_history->{$class};
+
+ for my $i ( 1 .. $#$stack ) {
+ cmp_ok(
+ $stack->[$i-1][0],
+ ( DBIx::Class::_ENV_::OLD_MRO ? '!=' : '<' ),
+ $stack->[$i][0],
+ "pkg_gen for $class changed from $stack->[$i-1][1] to $stack->[$i][1]"
+ );
+ }
+ }
+
+ my $cnt;
+ # check that class description is stable, and changes when needed
+ #
+ # FIXME - this list used to contain 'main', but that started failing as
+ # of the commit introducing this line with bizarre "unstable gen" errors
+ # Punting for the time being - will fix at some point in the future
+ #
+ for my $class (qw(
+ DBICTest::AttrTest
+ DBICTest::AttrLegacy
+ DBIx::Class
+ )) {
+ my $desc = describe_class_methods($class);
+
+ is_deeply(
+ describe_class_methods($class),
+ $desc,
+ "describe_class_methods result is stable over '$class' (pass $_)"
+ ) for (1,2,3);
+
+ my $desc2 = do {
+ no strict 'refs';
+
+ $cnt++;
+
+ eval "sub UEBERVERSAL::some_unimethod_$cnt {}; 1" or die $@;
+
+ my $rv = describe_class_methods($class);
+
+ delete ${"UEBERVERSAL::"}{"some_unimethod_$cnt"};
+
+ $rv
+ };
+
+ delete $_->{cumulative_gen} for $desc, $desc2;
+ ok(
+ serialize( $desc )
+ ne
+ serialize( $desc2 ),
+ "touching UNIVERSAL changed '$class' method availability"
+ );
+ }
+
+ my $bottom_most_V_D_C_A = refdesc(
+ describe_class_methods("DBIx::Class::MethodAttributes")
+ ->{methods}
+ ->{VALID_DBIC_CODE_ATTRIBUTE}
+ ->[0]
+ );
+
+ for my $class ( shuffle( qw(
+ DBICTest::AttrTest
+ DBICTest::AttrLegacy
+ DBICTest::SomeGrandParentClass
+ DBIx::Class::Schema
+ DBIx::Class::ResultSet
+ DBICTest::Schema::Track
+ ))) {
+ my $desc = describe_class_methods($class);
+
+ is (
+ refdesc( $desc->{methods}{VALID_DBIC_CODE_ATTRIBUTE}[-1] ),
+ $bottom_most_V_D_C_A,
+ "Same physical structure returned for last VALID_DBIC_CODE_ATTRIBUTE via class $class"
+ );
+
+ is (
+ refdesc( $desc->{methods_with_supers}{VALID_DBIC_CODE_ATTRIBUTE}[-1] ),
+ $bottom_most_V_D_C_A,
+ "Same physical structure returned for bottom-most SUPER of VALID_DBIC_CODE_ATTRIBUTE via class $class"
+ ) if $desc->{methods_with_supers}{VALID_DBIC_CODE_ATTRIBUTE};
+ }
+
+ # check that describe_class_methods returns the right stuff
+ # ( on the simpler class )
+ my $expected_AttrTest_ISA = [qw(
+ DBICTest::SomeParentClass
+ DBICTest::SomeGrandParentClass
+ DBICTest::AnotherParentClass
+ DBIx::Class::MethodAttributes
+ )];
+
+ my $expected_desc = {
+ class => "DBICTest::AttrTest",
+
+ # sum and/or is_deeply are buggy on old List::Util/Test::More
+ # do the sum by hand ourselves to be sure
+ cumulative_gen => do {
+ require Math::BigInt;
+ my $gen = Math::BigInt->new(0);
+
+ $gen += DBIx::Class::_Util::get_real_pkg_gen($_) for (
+ 'UEBERVERSAL',
+ 'UNIVERSAL',
+ 'DBICTest::AttrTest',
+ @$expected_AttrTest_ISA,
+ );
+
+ $gen;
+ },
+ mro => {
+ type => 'c3',
+ is_c3 => 1,
+ },
+ isa => $expected_AttrTest_ISA,
+ methods => {
+ FETCH_CODE_ATTRIBUTES => [
+ {
+ attributes => {},
+ name => "FETCH_CODE_ATTRIBUTES",
+ via_class => "DBIx::Class::MethodAttributes"
+ },
+ ],
+ MODIFY_CODE_ATTRIBUTES => [
+ {
+ attributes => {},
+ name => "MODIFY_CODE_ATTRIBUTES",
+ via_class => "DBIx::Class::MethodAttributes"
+ },
+ ],
+ VALID_DBIC_CODE_ATTRIBUTE => ( my $V_D_C_A_stack = [
+ {
+ attributes => {},
+ name => 'VALID_DBIC_CODE_ATTRIBUTE',
+ via_class => 'DBICTest::AttrTest'
+ },
+ {
+ attributes => {},
+ name => "VALID_DBIC_CODE_ATTRIBUTE",
+ via_class => "DBICTest::SomeGrandParentClass",
+ },
+ {
+ attributes => {},
+ name => "VALID_DBIC_CODE_ATTRIBUTE",
+ via_class => "DBICTest::AnotherParentClass"
+ },
+ {
+ attributes => {},
+ name => "VALID_DBIC_CODE_ATTRIBUTE",
+ via_class => "DBIx::Class::MethodAttributes"
+ },
+ ]),
+ _attr_cache => [
+ {
+ attributes => {},
+ name => "_attr_cache",
+ via_class => "DBIx::Class::MethodAttributes"
+ },
+ ],
+ attr => [
+ {
+ attributes => {
+ DBIC_attr1 => 1,
+ DBIC_attr2 => 1,
+ DBIC_attr3 => 1,
+ lvalue => 1,
+ method => 1
+ },
+ name => "attr",
+ via_class => "DBICTest::AttrTest"
+ }
+ ],
+ ueber => [
+ {
+ attributes => {},
+ name => "ueber",
+ via_class => "UEBERVERSAL",
+ }
+ ],
+ can => [
+ {
+ attributes => {},
+ name => "can",
+ via_class => "UNIVERSAL",
+ },
+ ],
+ isa => [
+ {
+ attributes => {},
+ name => "isa",
+ via_class => "UNIVERSAL",
+ },
+ ],
+ VERSION => [
+ {
+ attributes => {},
+ name => "VERSION",
+ via_class => "UNIVERSAL",
+ },
+ ],
+ ( DBIx::Class::_ENV_::OLD_MRO ? () : (
+ DOES => [{
+ attributes => {},
+ name => "DOES",
+ via_class => "UNIVERSAL",
+ }],
+ ) ),
+ },
+ };
+
+ $expected_desc->{methods_with_supers}{VALID_DBIC_CODE_ATTRIBUTE}
+ = $V_D_C_A_stack;
+
+ $expected_desc->{methods_defined_in_class}{VALID_DBIC_CODE_ATTRIBUTE}
+ = $V_D_C_A_stack->[0];
+
+ $expected_desc->{methods_defined_in_class}{attr}
+ = $expected_desc->{methods}{attr}[0];
+
+ is_deeply (
+ describe_class_methods("DBICTest::AttrTest"),
+ $expected_desc,
+ 'describe_class_methods returns correct data',
+ );
+}
if ($skip_threads) {
SKIP: { skip "Skipping the thread test: $skip_threads", 1 }
add_more_attrs();
}
-else {
- threads->create(sub {
+else { SKIP: {
- threads->create(sub {
+ my $t = threads->create(sub {
+
+ my $t = threads->create(sub {
add_more_attrs();
select( undef, undef, undef, 0.2 ); # without this many tasty crashes even on latest perls
- })->join;
+ 42;
+
+ }) || do {
+ die "Unable to start thread: $!"
+ unless $! == Errno::EAGAIN();
+
+ SKIP: { skip "EAGAIN encountered, your system is likely bogged down: skipping rest of test", 1 }
+
+ return 42 ;
+ };
+
+ my $rv = $t->join;
select( undef, undef, undef, 0.2 ); # without this many tasty crashes even on latest perls
- })->join;
+ $rv;
+ }) || do {
+ die "Unable to start thread: $!"
+ unless $! == Errno::EAGAIN();
+
+ skip "EAGAIN encountered, your system is likely bogged down: skipping rest of test", 1;
+ };
+
+ is (
+ $t->join,
+ 42,
+ 'Thread stack exitted succesfully'
+ );
+}}
+
+# this doesn't really belong in this test, but screw it
+{
+ package DBICTest::WackyDFS;
+ use base qw( DBICTest::SomeGrandParentClass DBICTest::SomeParentClass );
}
+is_deeply
+ describe_class_methods("DBICTest::WackyDFS")->{methods}{VALID_DBIC_CODE_ATTRIBUTE},
+ [
+ {
+ attributes => {},
+ name => "VALID_DBIC_CODE_ATTRIBUTE",
+ via_class => "DBICTest::SomeGrandParentClass",
+ },
+ {
+ attributes => {},
+ name => "VALID_DBIC_CODE_ATTRIBUTE",
+ via_class => "DBIx::Class::MethodAttributes"
+ },
+ ],
+ 'Expected description on unusable inheritance hierarchy'
+;
+
done_testing;