6 use Test::More tests => 8;
17 # if does() exists on its own, then
18 # we create a type constraint for
19 # it, just as we do for isa()
20 has 'bar' => (is => 'rw', does => 'Bar::Role');
25 # if isa and does appear together, then see if Class->does(Role)
26 # if it does work... then the does() check is actually not needed
27 # since the isa() check will imply the does() check
28 has 'foo' => (is => 'rw', isa => 'Foo::Class', does => 'Foo::Role');
42 my $foo = Foo::Class->new;
43 isa_ok($foo, 'Foo::Class');
45 my $bar = Bar::Class->new;
46 isa_ok($bar, 'Bar::Class');
50 } '... bar passed the type constraint okay';
54 } '... foo did not pass the type constraint okay';
58 } '... foo passed the type constraint okay';
60 # some error conditions
66 # if isa and does appear together, then see if Class->does(Role)
67 # if it does not,.. we have a conflict... so we die loudly
69 has 'foo' => (isa => 'Foo::Class', does => 'Bar::Class');
70 } '... cannot have a does() which is not done by the isa()';
78 sub bling { 'Bling::bling' }
83 # if isa and does appear together, then see if Class->does(Role)
84 # if it does not,.. we have a conflict... so we die loudly
86 has 'foo' => (isa => 'Bling', does => 'Bar::Class');
87 } '... cannot have a isa() which is cannot does()';