Test that positional_delegate and associative_delegate are visible through the metamodel.

Author: pmurias

t/nqp/73-delegation.t

@@ -1,4 +1,4 @@
-plan(6);
+plan(10);
 
 class Foo {
     has @!pos_foo;
@@ -30,3 +30,18 @@ ok($foo<1> == 678,"associative access is seperate");
 ok($foo<bar> eq 'hello',"assosiative storage takes strings as keys");
 ok($foo.get_pos_1 == 456,"positional are stored in the attribute");
 ok($foo.get_assoc_1 == 678,"associatives are stored in the attribute");
+
+my $pos_attr;
+my $assoc_attr;
+for Foo.HOW.attributes(Foo) -> $attr {
+  if $attr.name eq '@!pos_bar' {
+    $pos_attr := $attr;
+  }
+  elsif $attr.name eq '%!assoc_bar' {
+    $assoc_attr := $attr;
+  }
+}
+ok($pos_attr.positional_delegate == 1,"positional_delegate is set correctly");
+ok($pos_attr.associative_delegate == 0,"positional_delegate is not set incorrectly");
+ok($assoc_attr.positional_delegate == 0,"associative_delegate is not set incorrectly");
+ok($assoc_attr.associative_delegate == 1,"associative_delegate is set correctly");