--- /dev/null
+#!/usr/bin/env perl
+use strict;
+use warnings;
+
+use Test::More tests => 3;
+
+{
+ package MyClass;
+ use Moose;
+ use MooseX::ClassAttribute;
+ use MooseX::AlwaysCoerce;
+ use Moose::Util::TypeConstraints;
+
+ subtype 'MyType', as 'Int';
+ coerce 'MyType', from 'Str', via { length $_ };
+
+ has foo => (is => 'rw', isa => 'MyType');
+
+ class_has bar => (is => 'rw', isa => 'MyType');
+}
+
+ok( (my $instance = MyClass->new), 'instance' );
+
+eval { $instance->foo('bar') };
+ok( (!$@), 'attribute coercion ran' );
+
+eval { $instance->bar('baz') };
+ok( (!$@), 'class attribute coercion ran' );