-
Notifications
You must be signed in to change notification settings - Fork 135
/
augment-supersede.t
64 lines (50 loc) · 1.32 KB
/
augment-supersede.t
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
use v6;
use Test;
plan 8;
# L<S12/"Open vs Closed Classes"/"Otherwise you'll get a class redefinition error.">
use MONKEY_TYPING;
{
class Foo {
method a {'called Foo.a'}
}
augment class Foo {
method b {'called Foo.b'}
}
my $o = Foo.new;
is($o.a, 'called Foo.a', 'basic method call works');
is($o.b, 'called Foo.b', 'added method call works');
dies_ok { eval('augment class NonExistent { }') },
'augment on non-existent class dies';
}
# RT #76104
{
augment class Hash {
method foo() { self.keys };
}
is { a => 1 }.foo, 'a', 'can augment Hash';
}
# RT #66694
eval_dies_ok q[
class MethodClash { method foo() { 3 } };
augment class MethodClash { method foo() { 3 } };
], 'cannot override a method by monkey-typing';
# RT #76600
eval_lives_ok q[
use MONKEY_TYPING;
role Bar { has $.counter; }
class Pub does Bar { has $.saloon; }
augment class Pub { method snug() { } }
], 'augmenting a class which has a role composed works';
#?rakudo skip 'supersede'
{
class Bar {
method c {'called Bar.c'}
}
supersede class Bar {
method d {'called Bar.d'}
}
my $o = Bar.new;
eval_dies_ok('$o.c', 'overridden method is gone completely');
is($o.d, 'called Bar.d', 'new method is present instead');
}
# vim: ft=perl6