test/test_poll.rb in kgio-2.7.2 vs test/test_poll.rb in kgio-2.7.3

@@ -56,10 +56,13 @@
   def test_signal_close
     orig = trap(:USR1) { @rd.close }
     res = nil
     thr = Thread.new { sleep 0.100; Process.kill(:USR1, $$) }
     t0 = Time.now
-    assert_raises(IOError) { Kgio.poll({@rd => Kgio::POLLIN}) }
+    assert_raises(IOError) do
+      result = Kgio.poll({@rd => Kgio::POLLIN})
+      result.each_key { |io| io.read_nonblock(1) }
+    end
     diff = Time.now - t0
     thr.join
     assert diff >= 0.010, "diff=#{diff}"
     ensure
       trap(:USR1, orig)