Specify a "comp_op" as a binary operator.
diff --git a/yapftests/reformatter_buganizer_test.py b/yapftests/reformatter_buganizer_test.py
index 3676fd5..fcf2be9 100644
--- a/yapftests/reformatter_buganizer_test.py
+++ b/yapftests/reformatter_buganizer_test.py
@@ -28,6 +28,17 @@
   def setUpClass(cls):
     style.SetGlobalStyle(style.CreateChromiumStyle())
 
+  def testB32570937(self):
+    code = textwrap.dedent("""\
+      def _():
+        if (job_message.ball not in ('*', ball) or
+            job_message.call not in ('*', call) or
+            job_message.mall not in ('*', job_name)):
+          return False
+        """)
+    uwlines = yapf_test_helper.ParseAndUnwrap(code)
+    self.assertCodeEqual(code, reformatter.Reformat(uwlines))
+
   def testB31937033(self):
     code = textwrap.dedent("""\
         class _():