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# Copyright 2015 Google Inc. 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.
# ==============================================================================
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import tensorflow.python.platform
from tensorflow.python.platform import googletest
from tensorflow.tensorboard import float_wrapper
_INFINITY = float('inf')
class FloatWrapperTest(googletest.TestCase):
def _assertWrapsAs(self, to_wrap, expected):
"""Asserts that |to_wrap| becomes |expected| when wrapped."""
actual = float_wrapper.WrapSpecialFloats(to_wrap)
for a, e in zip(actual, expected):
self.assertEqual(e, a)
def testWrapsPrimitives(self):
self._assertWrapsAs(_INFINITY, 'Infinity')
self._assertWrapsAs(-_INFINITY, '-Infinity')
self._assertWrapsAs(float('nan'), 'NaN')
def testWrapsObjectValues(self):
self._assertWrapsAs({'x': _INFINITY}, {'x': 'Infinity'})
def testWrapsObjectKeys(self):
self._assertWrapsAs({_INFINITY: 'foo'}, {'Infinity': 'foo'})
def testWrapsInListsAndTuples(self):
self._assertWrapsAs([_INFINITY], ['Infinity'])
# map() returns a list even if the argument is a tuple.
self._assertWrapsAs((_INFINITY,), ['Infinity',])
def testWrapsRecursively(self):
self._assertWrapsAs({'x': [_INFINITY]}, {'x': ['Infinity']})
if __name__ == '__main__':
googletest.main()
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