1# Copyright 2015 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
16"""Test for version 3 of the zero_out op."""
17
18from __future__ import absolute_import
19from __future__ import division
20from __future__ import print_function
21
22import tensorflow as tf
23from tensorflow.examples.adding_an_op import zero_out_op_3
24
25
26class ZeroOut3Test(tf.test.TestCase):
27
28  def test(self):
29    with self.test_session():
30      result = zero_out_op_3.zero_out([5, 4, 3, 2, 1])
31      self.assertAllEqual(result.eval(), [5, 0, 0, 0, 0])
32
33  def testAttr(self):
34    with self.test_session():
35      result = zero_out_op_3.zero_out([5, 4, 3, 2, 1], preserve_index=3)
36      self.assertAllEqual(result.eval(), [0, 0, 0, 2, 0])
37
38  def testNegative(self):
39    with self.test_session():
40      result = zero_out_op_3.zero_out([5, 4, 3, 2, 1], preserve_index=-1)
41      with self.assertRaisesOpError("Need preserve_index >= 0, got -1"):
42        result.eval()
43
44  def testLarge(self):
45    with self.test_session():
46      result = zero_out_op_3.zero_out([5, 4, 3, 2, 1], preserve_index=17)
47      with self.assertRaisesOpError("preserve_index out of range"):
48        result.eval()
49
50
51if __name__ == "__main__":
52  tf.test.main()
53