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1# Copyright 2019 The TensorFlow Authors. All Rights Reserved.
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#     http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14# ==============================================================================
15"""Test configs for gather_nd."""
16from __future__ import absolute_import
17from __future__ import division
18from __future__ import print_function
19
20import tensorflow.compat.v1 as tf
21from tensorflow.lite.testing.zip_test_utils import create_tensor_data
22from tensorflow.lite.testing.zip_test_utils import make_zip_of_tests
23from tensorflow.lite.testing.zip_test_utils import register_make_test_function
24
25
26@register_make_test_function()
27def make_gather_nd_tests(options):
28  """Make a set of tests to do gather_nd."""
29
30  test_parameters = [
31      {
32          "params_dtype": [tf.float32, tf.int32, tf.int64, tf.string],
33          "params_shape": [[5, 1]],
34          "indices_dtype": [tf.int32, tf.int64],
35          "indices_shape": [[1, 1]],
36      },
37      {
38          "params_dtype": [tf.float32, tf.int32, tf.int64, tf.string],
39          "params_shape": [[5, 5]],
40          "indices_dtype": [tf.int32, tf.int64],
41          "indices_shape": [[2, 1], [2, 2]],
42      },
43      {
44          "params_dtype": [tf.float32, tf.int32, tf.int64, tf.string],
45          "params_shape": [[5, 5, 10]],
46          "indices_dtype": [tf.int32, tf.int64],
47          "indices_shape": [[3, 1], [2, 2], [2, 3], [2, 1, 3]],
48      },
49  ]
50
51  def build_graph(parameters):
52    """Build the gather_nd op testing graph."""
53    params = tf.compat.v1.placeholder(
54        dtype=parameters["params_dtype"],
55        name="params",
56        shape=parameters["params_shape"])
57    indices = tf.compat.v1.placeholder(
58        dtype=parameters["indices_dtype"],
59        name="indices",
60        shape=parameters["indices_shape"])
61    out = tf.gather_nd(params, indices)
62    return [params, indices], [out]
63
64  def build_inputs(parameters, sess, inputs, outputs):
65    params = create_tensor_data(parameters["params_dtype"],
66                                parameters["params_shape"])
67    indices = create_tensor_data(parameters["indices_dtype"],
68                                 parameters["indices_shape"], 0,
69                                 parameters["params_shape"][0] - 1)
70    return [params, indices], sess.run(
71        outputs, feed_dict=dict(zip(inputs, [params, indices])))
72
73  make_zip_of_tests(options, test_parameters, build_graph, build_inputs)
74