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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 cast."""
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_cast_tests(options):
28  """Generate examples for cast."""
29  if options.use_experimental_converter:
30    test_parameters = [
31        {
32            "input_dtype": [tf.float32],
33            "output_dtype": [tf.int16],
34            "input_shape": [[], [1], [1, 2], [5, 6, 7, 8], [3, 4, 5, 6]],
35        },
36        {
37            "input_dtype": [tf.int16],
38            "output_dtype": [tf.float32],
39            "input_shape": [[], [1], [1, 2], [5, 6, 7, 8], [3, 4, 5, 6]],
40        },
41        {
42            "input_dtype": [tf.int32],
43            "output_dtype": [tf.float32],
44            "input_shape": [[], [1], [1, 2], [5, 6, 7, 8], [3, 4, 5, 6]],
45        }]
46  else:
47    test_parameters = [
48        {
49            "input_dtype": [tf.int32],
50            "output_dtype": [tf.float32],
51            "input_shape": [[], [1], [1, 2], [5, 6, 7, 8], [3, 4, 5, 6]],
52        }]
53
54  def build_graph(parameters):
55    """Build the cast testing graph."""
56    input_value = tf.compat.v1.placeholder(
57        dtype=parameters["input_dtype"],
58        name="input",
59        shape=parameters["input_shape"])
60    out = tf.cast(input_value, parameters["output_dtype"])
61    return [input_value], [out]
62
63  def build_inputs(parameters, sess, inputs, outputs):
64    input_value = create_tensor_data(parameters["input_dtype"],
65                                     parameters["input_shape"])
66    return [input_value], sess.run(
67        outputs, feed_dict=dict(zip(inputs, [input_value])))
68
69  make_zip_of_tests(options, test_parameters, build_graph, build_inputs)
70