Allow Moose::Meta::TypeConstraint::DuckType in handles, since it is just a list of...

[gitmo/Moose.git] / t / 040_type_constraints / 035_duck_type_handles.t

diff --git a/t/040_type_constraints/035_duck_type_handles.t b/t/040_type_constraints/035_duck_type_handles.t
new file mode 100644 (file)
index 0000000..8ac0cc1
--- /dev/null
+++ b/t/040_type_constraints/035_duck_type_handles.t
@@ -0,0 +1,46 @@
+#!/usr/bin/perl
+use strict;
+use warnings;
+
+use Test::More tests => 2;
+use Test::Exception;
+
+my @phonograph;
+{
+    package Duck;
+    use Moose;
+
+    sub walk {
+        push @phonograph, 'footsteps',
+    }
+
+    sub quack {
+        push @phonograph, 'quack';
+    }
+
+    package Swan;
+    use Moose;
+
+    sub honk {
+        push @phonograph, 'honk';
+    }
+
+    package DucktypeTest;
+    use Moose;
+    use Moose::Util::TypeConstraints;
+
+    my $ducktype = duck_type 'DuckType' => qw(walk quack);
+
+    has duck => (
+        isa     => $ducktype,
+        handles => $ducktype,
+    );
+}
+
+my $t = DucktypeTest->new(duck => Duck->new);
+$t->quack;
+is_deeply([splice @phonograph], ['quack']);
+
+$t->walk;
+is_deeply([splice @phonograph], ['footsteps']);
+