message: Add test case for tf.nn.depthwise_conv2d with unkown input shape
diff: @@ -205,6 +205,14 @@ class DepthwiseConv2DTest(test.TestCase):
  use_gpu=True,
  grouped_conv=True)
  + def testDepthwiseConv2DWithUnknownShape(self):
  + # GitHub issue 22110.
  + with self.test_session(use_gpu=True):
  + x = array_ops.placeholder(dtypes.float32)
  + f = np.ones([1, 1, 1, 1], np.float32)
  + v = nn_impl.depthwise_conv2d(x, f, [1, 1, 1, 1], "VALID", rate=[2, 1], data_format="NCHW")
  + self.assertAllEqual(np.ones([1, 1, 1, 1], np.float32), v.eval(feed_dict={x: np.ones([1, 1, 1, 1], np.float32)}))
  +
  def testDepthwiseConv2DFormat(self):
  if not test.is_gpu_available():
  return
  