Mouse::Role improved

[gitmo/Mouse.git] / t / 030_roles / 001_meta_role.t

diff --git a/t/030_roles/001_meta_role.t b/t/030_roles/001_meta_role.t
new file mode 100755 (executable)
index 0000000..b6acf2b
--- /dev/null
+++ b/t/030_roles/001_meta_role.t
@@ -0,0 +1,106 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use Test::More tests => 26;
+use Test::Exception;
+
+use Mouse::Meta::Role;
+
+{
+    package FooRole;
+
+    our $VERSION = '0.01';
+
+    sub foo { 'FooRole::foo' }
+}
+
+my $foo_role = Mouse::Meta::Role->initialize('FooRole');
+isa_ok($foo_role, 'Mouse::Meta::Role');
+#isa_ok($foo_role, 'Class::MOP::Module');
+
+is($foo_role->name, 'FooRole', '... got the right name of FooRole');
+is($foo_role->version, '0.01', '... got the right version of FooRole');
+
+# methods ...
+
+ok($foo_role->has_method('foo'), '... FooRole has the foo method');
+is($foo_role->get_method('foo')->body, \&FooRole::foo, '... FooRole got the foo method');
+
+isa_ok($foo_role->get_method('foo'), 'Mouse::Meta::Role::Method');
+
+is_deeply(
+    [ $foo_role->get_method_list() ],
+    [ 'foo' ],
+    '... got the right method list');
+
+# attributes ...
+
+is_deeply(
+    [ $foo_role->get_attribute_list() ],
+    [],
+    '... got the right attribute list');
+
+ok(!$foo_role->has_attribute('bar'), '... FooRole does not have the bar attribute');
+
+lives_ok {
+    $foo_role->add_attribute('bar' => (is => 'rw', isa => 'Foo'));
+} '... added the bar attribute okay';
+
+is_deeply(
+    [ $foo_role->get_attribute_list() ],
+    [ 'bar' ],
+    '... got the right attribute list');
+
+ok($foo_role->has_attribute('bar'), '... FooRole does have the bar attribute');
+
+is_deeply(
+    join('|', %{$foo_role->get_attribute('bar')}),
+    join('|', %{+{ is => 'rw', isa => 'Foo' }}),
+    '... got the correct description of the bar attribute');
+
+lives_ok {
+    $foo_role->add_attribute('baz' => (is => 'ro'));
+} '... added the baz attribute okay';
+
+is_deeply(
+    [ sort $foo_role->get_attribute_list() ],
+    [ 'bar', 'baz' ],
+    '... got the right attribute list');
+
+ok($foo_role->has_attribute('baz'), '... FooRole does have the baz attribute');
+
+is_deeply(
+    $foo_role->get_attribute('baz'),
+    { is => 'ro' },
+    '... got the correct description of the baz attribute');
+
+lives_ok {
+    $foo_role->remove_attribute('bar');
+} '... removed the bar attribute okay';
+
+is_deeply(
+    [ $foo_role->get_attribute_list() ],
+    [ 'baz' ],
+    '... got the right attribute list');
+
+ok(!$foo_role->has_attribute('bar'), '... FooRole does not have the bar attribute');
+ok($foo_role->has_attribute('baz'), '... FooRole does still have the baz attribute');
+
+# method modifiers
+
+ok(!$foo_role->has_before_method_modifiers('boo'), '... no boo:before modifier');
+
+my $method = sub { "FooRole::boo:before" };
+lives_ok {
+    $foo_role->add_before_method_modifier('boo' => $method);
+} '... added a method modifier okay';
+
+ok($foo_role->has_before_method_modifiers('boo'), '... now we have a boo:before modifier');
+is(($foo_role->get_before_method_modifiers('boo'))[0], $method, '... got the right method back');
+
+is_deeply(
+    [ $foo_role->get_method_modifier_list('before') ],
+    [ 'boo' ],
+    '... got the right list of before method modifiers');