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use v6;
use Test;
plan 13;
# L<S14/Roles>
{
my $a = {:x};
is $a, {:x}, "basic sanity";
lives-ok { $a does role { has $.cool = "yeah" }}, "anonymous role mixin";
is $a, {:x}, "still basic sanity";
is $a.cool, "yeah", "anonymous role gave us an attribute";
}
# The same, but we story the anonymous role in a variable
{
my $a = {:x};
is $a, {:x}, "basic sanity";
my $role;
lives-ok { $role = role { has $.cool = "yeah" } }, "anonymous role definition";
lives-ok { $a does $role }, "anonymous role variable mixin";
is $a, {:x}, "still basic sanity";
is $a.cool, "yeah", "anonymous role variable gave us an attribute";
}
# Guarantee roles are really first-class-entities:
{
sub role_generator(Str $val) {
return role {
has $.cool = $val;
}
}
my $a = {:x};
is $a, {:x}, "basic sanity";
lives-ok {$a does role_generator("hi")}, "role generating function mixin";
is $a, {:x}, "still basic sanity";
is $a.cool, "hi", "role generating function gave us an attribute";
}
# vim: ft=perl6