Never use the storage of another Fiber, that violates the whole design

* See https://bugs.ruby-lang.org/issues/19078#note-30

1 files changed, 1 insertions, 2 deletions

diff --git a/test/fiber/test_storage.rb b/test/fiber/test_storage.rb
index 0a6942617c..d5f1f10a68 100644
--- a/test/fiber/test_storage.rb
+++ b/test/fiber/test_storage.rb
@@ -83,13 +83,12 @@ class TestFiberStorage < Test::Unit::TestCase
       Fiber[:count] = 0
 
       enumerator = Enumerator.new do |y|
-        # Since the fiber is implementation detail, the storage are shared with the parent:
         Fiber[:count] += 1
         y << Fiber[:count]
       end
 
       assert_equal 1, enumerator.next
-      assert_equal 1, Fiber[:count]
+      assert_equal 0, Fiber[:count]
     end.resume
   end