diff options
Diffstat (limited to 'tensorflow/python/kernel_tests/cwise_ops_test.py')
| -rw-r--r-- | tensorflow/python/kernel_tests/cwise_ops_test.py | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tensorflow/python/kernel_tests/cwise_ops_test.py b/tensorflow/python/kernel_tests/cwise_ops_test.py index cea12ea8ec..a91917b27f 100644 --- a/tensorflow/python/kernel_tests/cwise_ops_test.py +++ b/tensorflow/python/kernel_tests/cwise_ops_test.py @@ -24,6 +24,7 @@ import numpy as np from tensorflow.python.framework import constant_op from tensorflow.python.framework import dtypes as dtypes_lib +from tensorflow.python.framework import errors_impl from tensorflow.python.framework import ops from tensorflow.python.framework import sparse_tensor from tensorflow.python.ops import array_ops @@ -1168,6 +1169,32 @@ class BinaryOpTest(test.TestCase): self._compareCpu(x1, x2, np.arctan2, math_ops.atan2) self._compareGpu(x1, x2, np.arctan2, math_ops.atan2) + def testPowNegativeExponent(self): + for dtype in [np.int32, np.int64]: + with self.test_session(use_gpu=False) as sess: + with self.assertRaisesRegexp( + errors_impl.InvalidArgumentError, + "Integers to negative integer powers are not allowed"): + x = np.array([5, 2]).astype(dtype) + y = np.array([-2, 3]).astype(dtype) + sess.run(math_ops.pow(x, y)) + + with self.test_session(use_gpu=False) as sess: + with self.assertRaisesRegexp( + errors_impl.InvalidArgumentError, + "Integers to negative integer powers are not allowed"): + x = np.array([5, 2]).astype(dtype) + y = np.array([2, -3]).astype(dtype) + sess.run(math_ops.pow(x, y)) + + with self.test_session(use_gpu=False) as sess: + with self.assertRaisesRegexp( + errors_impl.InvalidArgumentError, + "Integers to negative integer powers are not allowed"): + x = np.array([5, 2]).astype(dtype) + y = -3 + sess.run(math_ops.pow(x, y)) + class ComparisonOpTest(test.TestCase): |