tweak bogus test

p4raw-id: //depot/perl@2347

diff --git a/t/op/method.t b/t/op/method.t
index f1b1888..3372498 100755 (executable)
--- a/t/op/method.t
+++ b/t/op/method.t
@@ -125,4 +125,4 @@ test(A->eee(), "new B: In A::eee, 4");      # We get a correct $autoload
 test(A->eee(), "new B: In A::eee, 4"); # Which sticks
 
 # this test added due to bug discovery
-test(defined(@{"unknown_package::ISA"}) ? "defined" : "undefined", "undefined");
+test(exists($unknown_package::{"ISA"}) ? "defined" : "undefined", "undefined");