1 files changed, 68 insertions, 0 deletions
diff --git a/t/cmop/instance_metaclass_incompat.t b/t/cmop/instance_metaclass_incompat.t
new file mode 100644
index 0000000..43188d0
--- /dev/null
+++ b/t/cmop/instance_metaclass_incompat.t
@@ -0,0 +1,68 @@
+use strict;
+use warnings;
+
+use Test::More;
+
+use metaclass;
+
+# meta classes
+{
+    package Foo::Meta::Instance;
+    use parent 'Class::MOP::Instance';
+
+    package Bar::Meta::Instance;
+    use parent 'Class::MOP::Instance';
+
+    package FooBar::Meta::Instance;
+    use parent -norequire => 'Foo::Meta::Instance', 'Bar::Meta::Instance';
+}
+
+$@ = undef;
+eval {
+    package Foo;
+    BEGIN { $INC{'Foo.pm'} = __FILE__ }
+    metaclass->import('instance_metaclass' => 'Foo::Meta::Instance');
+};
+ok(!$@, '... Foo.meta => Foo::Meta is compatible') || diag $@;
+
+$@ = undef;
+eval {
+    package Bar;
+    BEGIN { $INC{'Bar.pm'} = __FILE__ }
+    metaclass->import('instance_metaclass' => 'Bar::Meta::Instance');
+};
+ok(!$@, '... Bar.meta => Bar::Meta is compatible') || diag $@;
+
+$@ = undef;
+eval {
+    package Foo::Foo;
+    use parent -norequire => 'Foo';
+    metaclass->import('instance_metaclass' => 'Bar::Meta::Instance');
+};
+ok($@, '... Foo::Foo.meta => Bar::Meta is not compatible') || diag $@;
+
+$@ = undef;
+eval {
+    package Bar::Bar;
+    use parent -norequire => 'Bar';
+    metaclass->import('instance_metaclass' => 'Foo::Meta::Instance');
+};
+ok($@, '... Bar::Bar.meta => Foo::Meta is not compatible') || diag $@;
+
+$@ = undef;
+eval {
+    package FooBar;
+    use parent -norequire => 'Foo';
+    metaclass->import('instance_metaclass' => 'FooBar::Meta::Instance');
+};
+ok(!$@, '... FooBar.meta => FooBar::Meta is compatible') || diag $@;
+
+$@ = undef;
+eval {
+    package FooBar2;
+    use parent -norequire => 'Bar';
+    metaclass->import('instance_metaclass' => 'FooBar::Meta::Instance');
+};
+ok(!$@, '... FooBar2.meta => FooBar::Meta is compatible') || diag $@;
+
+done_testing;