def testDNHWCtoWHDCN(self):
    x_val = [-5, -4, -3, -2, -1, 0, 1, 2, 3, 4]
    y_val_expected = [4, 2, 1, 0, 3, 4, 2, 1, 0, 3]
    x = constant_op.constant(x_val)
    y = nn_ops.data_format_dim_map(x, src_format="NDHWC", dst_format="WHDCN")