--- /dev/null
+use strict;
+use warnings;
+
+use Test::More;
+use Test::Fatal;
+
+use Scalar::Util qw/reftype/;
+use Sub::Name;
+
+use Class::MOP;
+use Class::MOP::Class;
+use Class::MOP::Method;
+
+{
+ # This package tries to test &has_method as exhaustively as
+ # possible. More corner cases are welcome :)
+ package Foo;
+
+ # import a sub
+ use Scalar::Util 'blessed';
+
+ sub pie;
+ sub cake ();
+
+ use constant FOO_CONSTANT => 'Foo-CONSTANT';
+
+ # define a sub in package
+ sub bar {'Foo::bar'}
+ *baz = \&bar;
+
+ # create something with the typeglob inside the package
+ *baaz = sub {'Foo::baaz'};
+
+ { # method named with Sub::Name inside the package scope
+ no strict 'refs';
+ *{'Foo::floob'} = Sub::Name::subname 'floob' => sub {'!floob!'};
+ }
+
+ # We hateses the "used only once" warnings
+ {
+ my $temp1 = \&Foo::baz;
+ my $temp2 = \&Foo::baaz;
+ }
+
+ package OinkyBoinky;
+ our @ISA = "Foo";
+
+ sub elk {'OinkyBoinky::elk'}
+
+ package main;
+
+ sub Foo::blah { $_[0]->Foo::baz() }
+
+ {
+ no strict 'refs';
+ *{'Foo::bling'} = sub {'$$Bling$$'};
+ *{'Foo::bang'} = Sub::Name::subname 'Foo::bang' => sub {'!BANG!'};
+ *{'Foo::boom'} = Sub::Name::subname 'boom' => sub {'!BOOM!'};
+
+ eval "package Foo; sub evaled_foo { 'Foo::evaled_foo' }";
+ }
+}
+
+my $Foo = Class::MOP::Class->initialize('Foo');
+
+is join(' ', sort $Foo->get_method_list),
+ 'FOO_CONSTANT baaz bang bar baz blah cake evaled_foo floob pie';
+
+ok( $Foo->has_method('pie'), '... got the method stub pie' );
+ok( $Foo->has_method('cake'), '... got the constant method stub cake' );
+
+my $foo = sub {'Foo::foo'};
+
+ok( !UNIVERSAL::isa( $foo, 'Class::MOP::Method' ),
+ '... our method is not yet blessed' );
+
+is( exception {
+ $Foo->add_method( 'foo' => $foo );
+}, undef, '... we added the method successfully' );
+
+my $foo_method = $Foo->get_method('foo');
+
+isa_ok( $foo_method, 'Class::MOP::Method' );
+
+is( $foo_method->name, 'foo', '... got the right name for the method' );
+is( $foo_method->package_name, 'Foo',
+ '... got the right package name for the method' );
+
+ok( $Foo->has_method('foo'),
+ '... Foo->has_method(foo) (defined with Sub::Name)' );
+
+is( $Foo->get_method('foo')->body, $foo,
+ '... Foo->get_method(foo) == \&foo' );
+is( $Foo->get_method('foo')->execute, 'Foo::foo',
+ '... _method_foo->execute returns "Foo::foo"' );
+is( Foo->foo(), 'Foo::foo', '... Foo->foo() returns "Foo::foo"' );
+
+# now check all our other items ...
+
+ok( $Foo->has_method('FOO_CONSTANT'),
+ '... not Foo->has_method(FOO_CONSTANT) (defined w/ use constant)' );
+ok( !$Foo->has_method('bling'),
+ '... not Foo->has_method(bling) (defined in main:: using symbol tables (no Sub::Name))'
+);
+
+ok( $Foo->has_method('bar'), '... Foo->has_method(bar) (defined in Foo)' );
+ok( $Foo->has_method('baz'),
+ '... Foo->has_method(baz) (typeglob aliased within Foo)' );
+ok( $Foo->has_method('baaz'),
+ '... Foo->has_method(baaz) (typeglob aliased within Foo)' );
+ok( $Foo->has_method('floob'),
+ '... Foo->has_method(floob) (defined in Foo:: using symbol tables and Sub::Name w/out package name)'
+);
+ok( $Foo->has_method('blah'),
+ '... Foo->has_method(blah) (defined in main:: using fully qualified package name)'
+);
+ok( $Foo->has_method('bang'),
+ '... Foo->has_method(bang) (defined in main:: using symbol tables and Sub::Name)'
+);
+ok( $Foo->has_method('evaled_foo'),
+ '... Foo->has_method(evaled_foo) (evaled in main::)' );
+
+my $OinkyBoinky = Class::MOP::Class->initialize('OinkyBoinky');
+
+ok( $OinkyBoinky->has_method('elk'),
+ "the method 'elk' is defined in OinkyBoinky" );
+
+ok( !$OinkyBoinky->has_method('bar'),
+ "the method 'bar' is not defined in OinkyBoinky" );
+
+ok( my $bar = $OinkyBoinky->find_method_by_name('bar'),
+ "but if you look in the inheritence chain then 'bar' does exist" );
+
+is( reftype( $bar->body ), "CODE", "the returned value is a code ref" );
+
+# calling get_method blessed them all
+for my $method_name (
+ qw/baaz
+ bar
+ baz
+ floob
+ blah
+ bang
+ evaled_foo
+ FOO_CONSTANT/
+ ) {
+ isa_ok( $Foo->get_method($method_name), 'Class::MOP::Method' );
+ {
+ no strict 'refs';
+ is( $Foo->get_method($method_name)->body,
+ \&{ 'Foo::' . $method_name },
+ '... body matches CODE ref in package for ' . $method_name );
+ }
+}
+
+for my $method_name (
+ qw/
+ bling
+ /
+ ) {
+ is( ref( $Foo->get_package_symbol( '&' . $method_name ) ), 'CODE',
+ '... got the __ANON__ methods' );
+ {
+ no strict 'refs';
+ is( $Foo->get_package_symbol( '&' . $method_name ),
+ \&{ 'Foo::' . $method_name },
+ '... symbol matches CODE ref in package for ' . $method_name );
+ }
+}
+
+ok( !$Foo->has_method('blessed'),
+ '... !Foo->has_method(blessed) (imported into Foo)' );
+ok( !$Foo->has_method('boom'),
+ '... !Foo->has_method(boom) (defined in main:: using symbol tables and Sub::Name w/out package name)'
+);
+
+ok( !$Foo->has_method('not_a_real_method'),
+ '... !Foo->has_method(not_a_real_method) (does not exist)' );
+is( $Foo->get_method('not_a_real_method'), undef,
+ '... Foo->get_method(not_a_real_method) == undef' );
+
+is_deeply(
+ [ sort $Foo->get_method_list ],
+ [qw(FOO_CONSTANT baaz bang bar baz blah cake evaled_foo floob foo pie)],
+ '... got the right method list for Foo'
+);
+
+is_deeply(
+ [ sort { $a->name cmp $b->name } $Foo->get_all_methods() ],
+ [
+ map { $Foo->get_method($_) }
+ qw(
+ FOO_CONSTANT
+ baaz
+ bang
+ bar
+ baz
+ blah
+ cake
+ evaled_foo
+ floob
+ foo
+ pie
+ )
+ ],
+ '... got the right list of applicable methods for Foo'
+);
+
+is( $Foo->remove_method('foo')->body, $foo, '... removed the foo method' );
+ok( !$Foo->has_method('foo'),
+ '... !Foo->has_method(foo) we just removed it' );
+isnt( exception { Foo->foo }, undef, '... cannot call Foo->foo because it is not there' );
+
+is_deeply(
+ [ sort $Foo->get_method_list ],
+ [qw(FOO_CONSTANT baaz bang bar baz blah cake evaled_foo floob pie)],
+ '... got the right method list for Foo'
+);
+
+# ... test our class creator
+
+my $Bar = Class::MOP::Class->create(
+ package => 'Bar',
+ superclasses => ['Foo'],
+ methods => {
+ foo => sub {'Bar::foo'},
+ bar => sub {'Bar::bar'},
+ }
+);
+isa_ok( $Bar, 'Class::MOP::Class' );
+
+ok( $Bar->has_method('foo'), '... Bar->has_method(foo)' );
+ok( $Bar->has_method('bar'), '... Bar->has_method(bar)' );
+
+is( Bar->foo, 'Bar::foo', '... Bar->foo == Bar::foo' );
+is( Bar->bar, 'Bar::bar', '... Bar->bar == Bar::bar' );
+
+is( exception {
+ $Bar->add_method( 'foo' => sub {'Bar::foo v2'} );
+}, undef, '... overwriting a method is fine' );
+
+is_deeply( [ Class::MOP::get_code_info( $Bar->get_method('foo')->body ) ],
+ [ "Bar", "foo" ], "subname applied to anonymous method" );
+
+ok( $Bar->has_method('foo'), '... Bar-> (still) has_method(foo)' );
+is( Bar->foo, 'Bar::foo v2', '... Bar->foo == "Bar::foo v2"' );
+
+is_deeply(
+ [ sort $Bar->get_method_list ],
+ [qw(bar foo meta)],
+ '... got the right method list for Bar'
+);
+
+is_deeply(
+ [ sort { $a->name cmp $b->name } $Bar->get_all_methods() ],
+ [
+ $Foo->get_method('FOO_CONSTANT'),
+ $Foo->get_method('baaz'),
+ $Foo->get_method('bang'),
+ $Bar->get_method('bar'),
+ (
+ map { $Foo->get_method($_) }
+ qw(
+ baz
+ blah
+ cake
+ evaled_foo
+ floob
+ )
+ ),
+ $Bar->get_method('foo'),
+ $Bar->get_method('meta'),
+ $Foo->get_method('pie'),
+ ],
+ '... got the right list of applicable methods for Bar'
+);
+
+my $method = Class::MOP::Method->wrap(
+ name => 'objecty',
+ package_name => 'Whatever',
+ body => sub {q{I am an object, and I feel an object's pain}},
+);
+
+Bar->meta->add_method( $method->name, $method );
+
+my $new_method = Bar->meta->get_method('objecty');
+
+isnt( $method, $new_method,
+ 'add_method clones method objects as they are added' );
+is( $new_method->original_method, $method,
+ '... the cloned method has the correct original method' )
+ or diag $new_method->dump;
+
+{
+ package CustomAccessor;
+
+ use Class::MOP;
+
+ my $meta = Class::MOP::Class->initialize(__PACKAGE__);
+
+ $meta->add_attribute(
+ foo => (
+ accessor => 'foo',
+ )
+ );
+
+ {
+ no warnings 'redefine', 'once';
+ *foo = sub {
+ my $self = shift;
+ $self->{custom_store} = $_[0];
+ };
+ }
+
+ $meta->add_around_method_modifier(
+ 'foo',
+ sub {
+ my $orig = shift;
+ $orig->(@_);
+ }
+ );
+
+ sub new {
+ return bless {}, shift;
+ }
+}
+
+{
+ my $o = CustomAccessor->new;
+ my $str = 'string';
+
+ $o->foo($str);
+
+ is(
+ $o->{custom_store}, $str,
+ 'Custom glob-assignment-created accessor still has method modifier'
+ );
+}
+
+{
+ # Since the sub reference below is not a closure, Perl caches it and uses
+ # the same reference each time through the loop. See RT #48985 for the
+ # bug.
+ foreach my $ns ( qw( Foo2 Bar2 Baz2 ) ) {
+ my $meta = Class::MOP::Class->create($ns);
+
+ my $sub = sub { };
+
+ $meta->add_method( 'foo', $sub );
+
+ my $method = $meta->get_method('foo');
+ ok( $method, 'Got the foo method back' );
+ }
+}
+
+{
+ package HasConstants;
+
+ use constant FOO => 1;
+ use constant BAR => [];
+ use constant BAZ => {};
+ use constant UNDEF => undef;
+
+ sub quux {1}
+ sub thing {1}
+}
+
+my $HC = Class::MOP::Class->initialize('HasConstants');
+
+is_deeply(
+ [ sort $HC->get_method_list ],
+ [qw( BAR BAZ FOO UNDEF quux thing )],
+ 'get_method_list handles constants properly'
+);
+
+is_deeply(
+ [ sort map { $_->name } $HC->_get_local_methods ],
+ [qw( BAR BAZ FOO UNDEF quux thing )],
+ '_get_local_methods handles constants properly'
+);
+
+{
+ package DeleteFromMe;
+ sub foo { 1 }
+}
+
+{
+ my $DFMmeta = Class::MOP::Class->initialize('DeleteFromMe');
+ ok($DFMmeta->get_method('foo'));
+
+ delete $DeleteFromMe::{foo};
+
+ ok(!$DFMmeta->get_method('foo'));
+ ok(!DeleteFromMe->can('foo'));
+}
+
+{
+ my $baz_meta = Class::MOP::Class->initialize('Baz');
+ $baz_meta->add_method(foo => sub { });
+ my $stash = Package::Stash->new('Baz');
+ $stash->remove_package_symbol('&foo');
+ is_deeply([$baz_meta->get_method_list], [], "method is deleted");
+ ok(!Baz->can('foo'), "Baz can't foo");
+}
+
+
+done_testing;
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