Moose-2.1405HEADMoose-2.1405master

1 files changed, 677 insertions, 0 deletions

diff --git a/t/metaclasses/moose_exporter.t b/t/metaclasses/moose_exporter.t
new file mode 100644
index 0000000..dde583a
--- /dev/null
+++ b/t/metaclasses/moose_exporter.t
@@ -0,0 +1,677 @@
+use strict;
+use warnings;
+
+use Test::More;
+use Test::Fatal;
+use Test::Moose;
+use Test::Requires 'Test::Output';  # skip all if not installed
+
+{
+    package HasOwnImmutable;
+
+    use Moose;
+
+    no Moose;
+
+    ::stderr_is( sub { eval q[sub make_immutable { return 'foo' }] },
+                  '',
+                  'no warning when defining our own make_immutable sub' );
+}
+
+{
+    is( HasOwnImmutable->make_immutable(), 'foo',
+        'HasOwnImmutable->make_immutable does not get overwritten' );
+}
+
+{
+    package MooseX::Empty;
+
+    use Moose ();
+    Moose::Exporter->setup_import_methods( also => 'Moose' );
+}
+
+{
+    package WantsMoose;
+
+    MooseX::Empty->import();
+
+    sub foo { 1 }
+
+    ::can_ok( 'WantsMoose', 'has' );
+    ::can_ok( 'WantsMoose', 'with' );
+    ::can_ok( 'WantsMoose', 'foo' );
+
+    MooseX::Empty->unimport();
+}
+
+{
+    # Note: it's important that these methods be out of scope _now_,
+    # after unimport was called. We tried a
+    # namespace::clean(0.08)-based solution, but had to abandon it
+    # because it cleans the namespace _later_ (when the file scope
+    # ends).
+    ok( ! WantsMoose->can('has'),  'WantsMoose::has() has been cleaned' );
+    ok( ! WantsMoose->can('with'), 'WantsMoose::with() has been cleaned' );
+    can_ok( 'WantsMoose', 'foo' );
+
+    # This makes sure that Moose->init_meta() happens properly
+    isa_ok( WantsMoose->meta(), 'Moose::Meta::Class' );
+    isa_ok( WantsMoose->new(), 'Moose::Object' );
+
+}
+
+{
+    package MooseX::Sugar;
+
+    use Moose ();
+
+    sub wrapped1 {
+        my $meta = shift;
+        return $meta->name . ' called wrapped1';
+    }
+
+    Moose::Exporter->setup_import_methods(
+        with_meta => ['wrapped1'],
+        also      => 'Moose',
+    );
+}
+
+{
+    package WantsSugar;
+
+    MooseX::Sugar->import();
+
+    sub foo { 1 }
+
+    ::can_ok( 'WantsSugar', 'has' );
+    ::can_ok( 'WantsSugar', 'with' );
+    ::can_ok( 'WantsSugar', 'wrapped1' );
+    ::can_ok( 'WantsSugar', 'foo' );
+    ::is( wrapped1(), 'WantsSugar called wrapped1',
+          'wrapped1 identifies the caller correctly' );
+
+    MooseX::Sugar->unimport();
+}
+
+{
+    ok( ! WantsSugar->can('has'),  'WantsSugar::has() has been cleaned' );
+    ok( ! WantsSugar->can('with'), 'WantsSugar::with() has been cleaned' );
+    ok( ! WantsSugar->can('wrapped1'), 'WantsSugar::wrapped1() has been cleaned' );
+    can_ok( 'WantsSugar', 'foo' );
+}
+
+{
+    package MooseX::MoreSugar;
+
+    use Moose ();
+
+    sub wrapped2 {
+        my $caller = shift->name;
+        return $caller . ' called wrapped2';
+    }
+
+    sub as_is1 {
+        return 'as_is1';
+    }
+
+    Moose::Exporter->setup_import_methods(
+        with_meta => ['wrapped2'],
+        as_is     => ['as_is1'],
+        also      => 'MooseX::Sugar',
+    );
+}
+
+{
+    package WantsMoreSugar;
+
+    MooseX::MoreSugar->import();
+
+    sub foo { 1 }
+
+    ::can_ok( 'WantsMoreSugar', 'has' );
+    ::can_ok( 'WantsMoreSugar', 'with' );
+    ::can_ok( 'WantsMoreSugar', 'wrapped1' );
+    ::can_ok( 'WantsMoreSugar', 'wrapped2' );
+    ::can_ok( 'WantsMoreSugar', 'as_is1' );
+    ::can_ok( 'WantsMoreSugar', 'foo' );
+    ::is( wrapped1(), 'WantsMoreSugar called wrapped1',
+          'wrapped1 identifies the caller correctly' );
+    ::is( wrapped2(), 'WantsMoreSugar called wrapped2',
+          'wrapped2 identifies the caller correctly' );
+    ::is( as_is1(), 'as_is1',
+          'as_is1 works as expected' );
+
+    MooseX::MoreSugar->unimport();
+}
+
+{
+    ok( ! WantsMoreSugar->can('has'),  'WantsMoreSugar::has() has been cleaned' );
+    ok( ! WantsMoreSugar->can('with'), 'WantsMoreSugar::with() has been cleaned' );
+    ok( ! WantsMoreSugar->can('wrapped1'), 'WantsMoreSugar::wrapped1() has been cleaned' );
+    ok( ! WantsMoreSugar->can('wrapped2'), 'WantsMoreSugar::wrapped2() has been cleaned' );
+    ok( ! WantsMoreSugar->can('as_is1'), 'WantsMoreSugar::as_is1() has been cleaned' );
+    can_ok( 'WantsMoreSugar', 'foo' );
+}
+
+{
+    package My::Metaclass;
+    use Moose;
+    BEGIN { extends 'Moose::Meta::Class' }
+
+    package My::Object;
+    use Moose;
+    BEGIN { extends 'Moose::Object' }
+
+    package HasInitMeta;
+
+    use Moose ();
+
+    sub init_meta {
+        shift;
+        return Moose->init_meta( @_,
+                                 metaclass  => 'My::Metaclass',
+                                 base_class => 'My::Object',
+                               );
+    }
+
+    Moose::Exporter->setup_import_methods( also => 'Moose' );
+}
+
+{
+    package NewMeta;
+
+    HasInitMeta->import();
+}
+
+{
+    isa_ok( NewMeta->meta(), 'My::Metaclass' );
+    isa_ok( NewMeta->new(), 'My::Object' );
+}
+
+{
+    package MooseX::CircularAlso;
+
+    use Moose ();
+
+    ::like(
+        ::exception{ Moose::Exporter->setup_import_methods(
+                also => [ 'Moose', 'MooseX::CircularAlso' ],
+            );
+            },
+        qr/\QCircular reference in 'also' parameter to Moose::Exporter between MooseX::CircularAlso and MooseX::CircularAlso/,
+        'a circular reference in also dies with an error'
+    );
+}
+
+{
+    package MooseX::NoAlso;
+
+    use Moose ();
+
+    ::like(
+        ::exception{ Moose::Exporter->setup_import_methods(
+                also => ['NoSuchThing'],
+            );
+            },
+        qr/\QPackage in also (NoSuchThing) does not seem to use Moose::Exporter (is it loaded?) at /,
+        'a package which does not use Moose::Exporter in also dies with an error'
+    );
+}
+
+{
+    package MooseX::NotExporter;
+
+    use Moose ();
+
+    ::like(
+        ::exception{ Moose::Exporter->setup_import_methods(
+                also => ['Moose::Meta::Method'],
+            );
+            },
+        qr/\QPackage in also (Moose::Meta::Method) does not seem to use Moose::Exporter at /,
+        'a package which does not use Moose::Exporter in also dies with an error'
+    );
+}
+
+{
+    package MooseX::OverridingSugar;
+
+    use Moose ();
+
+    sub has {
+        my $caller = shift->name;
+        return $caller . ' called has';
+    }
+
+    Moose::Exporter->setup_import_methods(
+        with_meta => ['has'],
+        also      => 'Moose',
+    );
+}
+
+{
+    package WantsOverridingSugar;
+
+    MooseX::OverridingSugar->import();
+
+    ::can_ok( 'WantsOverridingSugar', 'has' );
+    ::can_ok( 'WantsOverridingSugar', 'with' );
+    ::is( has('foo'), 'WantsOverridingSugar called has',
+          'has from MooseX::OverridingSugar is called, not has from Moose' );
+
+    MooseX::OverridingSugar->unimport();
+}
+
+{
+    ok( ! WantsOverridingSugar->can('has'),  'WantsSugar::has() has been cleaned' );
+    ok( ! WantsOverridingSugar->can('with'), 'WantsSugar::with() has been cleaned' );
+}
+
+{
+    package MooseX::OverridingSugar::PassThru;
+
+    sub with {
+        my $caller = shift->name;
+        return $caller . ' called with';
+    }
+
+    Moose::Exporter->setup_import_methods(
+        with_meta => ['with'],
+        also      => 'MooseX::OverridingSugar',
+    );
+}
+
+{
+
+    package WantsOverridingSugar::PassThru;
+
+    MooseX::OverridingSugar::PassThru->import();
+
+    ::can_ok( 'WantsOverridingSugar::PassThru', 'has' );
+    ::can_ok( 'WantsOverridingSugar::PassThru', 'with' );
+    ::is(
+        has('foo'),
+        'WantsOverridingSugar::PassThru called has',
+        'has from MooseX::OverridingSugar is called, not has from Moose'
+    );
+
+    ::is(
+        with('foo'),
+        'WantsOverridingSugar::PassThru called with',
+        'with from MooseX::OverridingSugar::PassThru is called, not has from Moose'
+    );
+
+
+    MooseX::OverridingSugar::PassThru->unimport();
+}
+
+{
+    ok( ! WantsOverridingSugar::PassThru->can('has'),  'WantsOverridingSugar::PassThru::has() has been cleaned' );
+    ok( ! WantsOverridingSugar::PassThru->can('with'), 'WantsOverridingSugar::PassThru::with() has been cleaned' );
+}
+
+{
+
+    package NonExistentExport;
+
+    use Moose ();
+
+    ::stderr_like {
+        Moose::Exporter->setup_import_methods(
+            also => ['Moose'],
+            with_meta => ['does_not_exist'],
+        );
+    } qr/^Trying to export undefined sub NonExistentExport::does_not_exist/,
+      "warns when a non-existent method is requested to be exported";
+}
+
+{
+    package WantsNonExistentExport;
+
+    NonExistentExport->import;
+
+    ::ok(!__PACKAGE__->can('does_not_exist'),
+         "undefined subs do not get exported");
+}
+
+{
+    package AllOptions;
+    use Moose ();
+    use Moose::Deprecated -api_version => '0.88';
+    use Moose::Exporter;
+
+    Moose::Exporter->setup_import_methods(
+        also        => ['Moose'],
+        with_meta   => [ 'with_meta1', 'with_meta2' ],
+        with_caller => [ 'with_caller1', 'with_caller2' ],
+        as_is       => ['as_is1', \&Foreign::Class::as_is2, 'Foreign::Class::as_is3'],
+    );
+
+    sub with_caller1 {
+        return @_;
+    }
+
+    sub with_caller2 (&) {
+        return @_;
+    }
+
+    sub as_is1 {2}
+
+    sub Foreign::Class::as_is2 { return 'as_is2' }
+    sub Foreign::Class::as_is3 { return 'as_is3' }
+
+    sub with_meta1 {
+        return @_;
+    }
+
+    sub with_meta2 (&) {
+        return @_;
+    }
+}
+
+{
+    package UseAllOptions;
+
+    AllOptions->import();
+}
+
+{
+    can_ok( 'UseAllOptions', $_ )
+        for qw( with_meta1 with_meta2 with_caller1 with_caller2 as_is1 as_is2 as_is3 );
+
+    {
+        my ( $caller, $arg1 ) = UseAllOptions::with_caller1(42);
+        is( $caller, 'UseAllOptions', 'with_caller wrapped sub gets the right caller' );
+        is( $arg1, 42, 'with_caller wrapped sub returns argument it was passed' );
+    }
+
+    {
+        my ( $meta, $arg1 ) = UseAllOptions::with_meta1(42);
+        isa_ok( $meta, 'Moose::Meta::Class', 'with_meta first argument' );
+        is( $arg1, 42, 'with_meta1 returns argument it was passed' );
+    }
+
+    is(
+        prototype( UseAllOptions->can('with_caller2') ),
+        prototype( AllOptions->can('with_caller2') ),
+        'using correct prototype on with_meta function'
+    );
+
+    is(
+        prototype( UseAllOptions->can('with_meta2') ),
+        prototype( AllOptions->can('with_meta2') ),
+        'using correct prototype on with_meta function'
+    );
+}
+
+{
+    package UseAllOptions;
+    AllOptions->unimport();
+}
+
+{
+    ok( ! UseAllOptions->can($_), "UseAllOptions::$_ has been unimported" )
+        for qw( with_meta1 with_meta2 with_caller1 with_caller2 as_is1 as_is2 as_is3 );
+}
+
+{
+    package InitMetaError;
+    use Moose::Exporter;
+    use Moose ();
+    Moose::Exporter->setup_import_methods(also => ['Moose']);
+    sub init_meta {
+        my $package = shift;
+        my %options = @_;
+        Moose->init_meta(%options, metaclass => 'Not::Loaded');
+    }
+}
+
+{
+    package InitMetaError::Role;
+    use Moose::Exporter;
+    use Moose::Role ();
+    Moose::Exporter->setup_import_methods(also => ['Moose::Role']);
+    sub init_meta {
+        my $package = shift;
+        my %options = @_;
+        Moose::Role->init_meta(%options, metaclass => 'Not::Loaded');
+    }
+}
+
+{
+    package WantsInvalidMetaclass;
+    ::like(
+        ::exception { InitMetaError->import },
+        qr/The Metaclass Not::Loaded must be loaded\. \(Perhaps you forgot to 'use Not::Loaded'\?\)/,
+        "error when wanting a nonexistent metaclass"
+    );
+}
+
+{
+    package WantsInvalidMetaclass::Role;
+    ::like(
+        ::exception { InitMetaError::Role->import },
+        qr/The Metaclass Not::Loaded must be loaded\. \(Perhaps you forgot to 'use Not::Loaded'\?\)/,
+        "error when wanting a nonexistent metaclass"
+    );
+}
+
+{
+    my @init_metas_called;
+
+    BEGIN {
+        package MultiLevelExporter1;
+        use Moose::Exporter;
+
+        sub foo  { 1 }
+        sub bar  { 1 }
+        sub baz  { 1 }
+        sub quux { 1 }
+
+        Moose::Exporter->setup_import_methods(
+            with_meta => [qw(foo bar baz quux)],
+        );
+
+        sub init_meta {
+            push @init_metas_called, 1;
+        }
+
+        $INC{'MultiLevelExporter1.pm'} = __FILE__;
+    }
+
+    BEGIN {
+        package MultiLevelExporter2;
+        use Moose::Exporter;
+
+        sub bar  { 2 }
+        sub baz  { 2 }
+        sub quux { 2 }
+
+        Moose::Exporter->setup_import_methods(
+            also      => ['MultiLevelExporter1'],
+            with_meta => [qw(bar baz quux)],
+        );
+
+        sub init_meta {
+            push @init_metas_called, 2;
+        }
+
+        $INC{'MultiLevelExporter2.pm'} = __FILE__;
+    }
+
+    BEGIN {
+        package MultiLevelExporter3;
+        use Moose::Exporter;
+
+        sub baz  { 3 }
+        sub quux { 3 }
+
+        Moose::Exporter->setup_import_methods(
+            also      => ['MultiLevelExporter2'],
+            with_meta => [qw(baz quux)],
+        );
+
+        sub init_meta {
+            push @init_metas_called, 3;
+        }
+
+        $INC{'MultiLevelExporter3.pm'} = __FILE__;
+    }
+
+    BEGIN {
+        package MultiLevelExporter4;
+        use Moose::Exporter;
+
+        sub quux { 4 }
+
+        Moose::Exporter->setup_import_methods(
+            also      => ['MultiLevelExporter3'],
+            with_meta => [qw(quux)],
+        );
+
+        sub init_meta {
+            push @init_metas_called, 4;
+        }
+
+        $INC{'MultiLevelExporter4.pm'} = __FILE__;
+    }
+
+    BEGIN { @init_metas_called = () }
+    {
+        package UsesMulti1;
+        use Moose;
+        use MultiLevelExporter1;
+        ::is(foo(), 1);
+        ::is(bar(), 1);
+        ::is(baz(), 1);
+        ::is(quux(), 1);
+    }
+    use Data::Dumper;
+    BEGIN { is_deeply(\@init_metas_called, [ 1 ]) || diag(Dumper(\@init_metas_called)) }
+
+    BEGIN { @init_metas_called = () }
+    {
+        package UsesMulti2;
+        use Moose;
+        use MultiLevelExporter2;
+        ::is(foo(), 1);
+        ::is(bar(), 2);
+        ::is(baz(), 2);
+        ::is(quux(), 2);
+    }
+    BEGIN { is_deeply(\@init_metas_called, [ 2, 1 ]) || diag(Dumper(\@init_metas_called)) }
+
+    BEGIN { @init_metas_called = () }
+    {
+        package UsesMulti3;
+        use Moose;
+        use MultiLevelExporter3;
+        ::is(foo(), 1);
+        ::is(bar(), 2);
+        ::is(baz(), 3);
+        ::is(quux(), 3);
+    }
+    BEGIN { is_deeply(\@init_metas_called, [ 3, 2, 1 ]) || diag(Dumper(\@init_metas_called)) }
+
+    BEGIN { @init_metas_called = () }
+    {
+        package UsesMulti4;
+        use Moose;
+        use MultiLevelExporter4;
+        ::is(foo(), 1);
+        ::is(bar(), 2);
+        ::is(baz(), 3);
+        ::is(quux(), 4);
+    }
+    BEGIN { is_deeply(\@init_metas_called, [ 4, 3, 2, 1 ]) || diag(Dumper(\@init_metas_called)) }
+}
+
+# Using "also => [ 'MooseX::UsesAlsoMoose', 'MooseX::SomethingElse' ]" should
+# continue to work. The init_meta order needs to be MooseX::CurrentExporter,
+# MooseX::UsesAlsoMoose, Moose, MooseX::SomethingElse. This is a pretty ugly
+# and messed up use case, but necessary until we come up with a better way to
+# do it.
+
+{
+    my @init_metas_called;
+
+    BEGIN {
+        package AlsoTest::Role1;
+        use Moose::Role;
+    }
+
+    BEGIN {
+        package AlsoTest1;
+        use Moose::Exporter;
+
+        Moose::Exporter->setup_import_methods(
+            also => [ 'Moose' ],
+        );
+
+        sub init_meta {
+            shift;
+            my %opts = @_;
+            ::ok(!Class::MOP::class_of($opts{for_class}));
+            push @init_metas_called, 1;
+        }
+
+        $INC{'AlsoTest1.pm'} = __FILE__;
+    }
+
+    BEGIN {
+        package AlsoTest2;
+        use Moose::Exporter;
+        use Moose::Util::MetaRole ();
+
+        Moose::Exporter->setup_import_methods;
+
+        sub init_meta {
+            shift;
+            my %opts = @_;
+            ::ok(Class::MOP::class_of($opts{for_class}));
+            Moose::Util::MetaRole::apply_metaroles(
+                for => $opts{for_class},
+                class_metaroles => {
+                    class => ['AlsoTest::Role1'],
+                },
+            );
+            push @init_metas_called, 2;
+        }
+
+        $INC{'AlsoTest2.pm'} = __FILE__;
+    }
+
+    BEGIN {
+        package AlsoTest3;
+        use Moose::Exporter;
+
+        Moose::Exporter->setup_import_methods(
+            also => [ 'AlsoTest1', 'AlsoTest2' ],
+        );
+
+        sub init_meta {
+            shift;
+            my %opts = @_;
+            ::ok(!Class::MOP::class_of($opts{for_class}));
+            push @init_metas_called, 3;
+        }
+
+        $INC{'AlsoTest3.pm'} = __FILE__;
+    }
+
+    BEGIN { @init_metas_called = () }
+    {
+        package UsesAlsoTest3;
+        use AlsoTest3;
+    }
+    use Data::Dumper;
+    BEGIN {
+        is_deeply(\@init_metas_called, [ 3, 1, 2 ])
+            || diag(Dumper(\@init_metas_called));
+        isa_ok(Class::MOP::class_of('UsesAlsoTest3'), 'Moose::Meta::Class');
+        does_ok(Class::MOP::class_of('UsesAlsoTest3'), 'AlsoTest::Role1');
+    }
+
+}
+
+done_testing;