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# Copyright 2017 The TensorFlow Authors. All Rights Reserved.
#
# 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.
# ==============================================================================
"""Tests for misc module."""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from tensorflow.python.autograph.utils.misc import alias_tensors
from tensorflow.python.framework.constant_op import constant
from tensorflow.python.ops.variables import Variable
from tensorflow.python.platform import test
class MiscTest(test.TestCase):
def test_alias_single_tensor(self):
a = constant(1)
new_a = alias_tensors(a)
self.assertFalse(new_a is a)
with self.cached_session() as sess:
self.assertEqual(1, sess.run(new_a))
def test_alias_tensors(self):
a = constant(1)
v = Variable(2)
s = 'a'
l = [1, 2, 3]
new_a, new_v, new_s, new_l = alias_tensors(a, v, s, l)
self.assertFalse(new_a is a)
self.assertTrue(new_v is v)
self.assertTrue(new_s is s)
self.assertTrue(new_l is l)
with self.cached_session() as sess:
self.assertEqual(1, sess.run(new_a))
if __name__ == '__main__':
test.main()
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