tests

[p5sagit/curry.git] / t / curry.t

diff --git a/t/curry.t b/t/curry.t
new file mode 100644 (file)
index 0000000..d643f88
--- /dev/null
+++ b/t/curry.t
@@ -0,0 +1,44 @@
+use strict;
+use warnings FATAL => 'all';
+use Test::More qw(no_plan);
+use Scalar::Util qw(weaken);
+use curry;
+
+{
+  package Foo;
+
+  sub new { bless({}, shift) }
+
+  sub foo { [@_] }
+}
+
+my $foo = Foo->new;
+
+is_deeply($foo->foo(1), [ $foo, 1 ], 'Direct object call');
+is_deeply($foo->curry::foo->(1), [ $foo, 1 ], 'Curried object call');
+
+weaken(my $weak_foo = $foo);
+
+my $curry = $foo->curry::foo;
+
+undef($foo);
+
+ok($weak_foo, 'Weakened object kept alive by curry');
+
+undef($curry);
+
+ok(!$weak_foo, 'Weakened object dead');
+
+$foo = Foo->new;
+
+$curry = $foo->curry::weak::foo;
+
+is_deeply($curry->(1), [ $foo, 1 ], 'Curried weak object call');
+
+weaken($weak_foo = $foo);
+
+undef($foo);
+
+ok(!$weak_foo, 'Weak curry does not keep object alive');
+
+is($curry->(1), undef, 'Weak curry returns undef after object is dead');