# Copyright 2020 The AutoKeras Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import tensorflow as tf

import autokeras as ak
from autokeras import nodes


def test_time_series_input_node():
    # TODO. Change test once TimeSeriesBlock is added.
    node = ak.TimeseriesInput(shape=(32,), lookback=2)
    output = node.build()
    assert isinstance(output, tf.Tensor)

    node = nodes.deserialize(nodes.serialize(node))
    output = node.build()
    assert isinstance(output, tf.Tensor)
