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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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