1 files changed, 8 insertions, 6 deletions
diff --git a/test/fiber/test_enumerator.rb b/test/fiber/test_enumerator.rb
index c635f474db..e9410f925c 100644
--- a/test/fiber/test_enumerator.rb
+++ b/test/fiber/test_enumerator.rb
@@ -10,12 +10,6 @@ class TestFiberEnumerator < Test::Unit::TestCase
 
     i, o = UNIXSocket.pair
 
-    unless i.nonblock? && o.nonblock?
-      i.close
-      o.close
-      omit "I/O is not non-blocking!"
-    end
-
     message = String.new
 
     thread = Thread.new do
@@ -48,4 +42,12 @@ class TestFiberEnumerator < Test::Unit::TestCase
     assert_predicate(i, :closed?)
     assert_predicate(o, :closed?)
   end
+
+  def enumerator_fiber_is_nonblocking
+    enumerator = Enumerator.new do |yielder|
+      yielder << Fiber.current.blocking?
+    end
+
+    assert_equal(false, enumerator.next)
+  end
 end