wehub-resource-sync
43 lines
1.7 KiB
Python
43 lines
1.7 KiB
Python
# Copyright 2021 The TensorFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ==============================================================================
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"""Tests for compilation that involves constant arguments."""
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from tensorflow.compiler.tests import xla_test
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from tensorflow.compiler.tf2xla.python import xla
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from tensorflow.python.framework import dtypes
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from tensorflow.python.ops import array_ops
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from tensorflow.python.platform import googletest
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class ConstArgTest(xla_test.XLATestCase):
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# Pass constant value to XlaDynamicSlice's size parameter that must be found
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# by xla::ValueInference. Most often, constants are passed to op kernels
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# using XlaExpression with kind kConstant. To require value inference, this
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# model obfuscates the constant using operations `>=` and `where_v2`.
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def testValueInference(self):
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with self.session() as session:
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with self.test_scope():
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a = array_ops.placeholder(dtypes.int32, [], name="a")
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size = array_ops.reshape(array_ops.where_v2(a >= 0, 1, 0), [1])
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output = xla.dynamic_slice([11, 12, 13], [0], size)
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result = session.run(output, {a: 1})
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expected = [11]
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self.assertEqual(result, expected)
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if __name__ == "__main__":
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googletest.main()
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