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Diffstat (limited to 'tensorflow/python/kernel_tests/broadcast_to_ops_test.py')
-rw-r--r-- | tensorflow/python/kernel_tests/broadcast_to_ops_test.py | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/tensorflow/python/kernel_tests/broadcast_to_ops_test.py b/tensorflow/python/kernel_tests/broadcast_to_ops_test.py new file mode 100644 index 0000000000..6a1bd958ba --- /dev/null +++ b/tensorflow/python/kernel_tests/broadcast_to_ops_test.py @@ -0,0 +1,85 @@ +# Copyright 2015 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 broadcast_to ops.""" +from __future__ import absolute_import +from __future__ import division +from __future__ import print_function + +import numpy as np + +from tensorflow.python.framework import constant_op +from tensorflow.python.framework import dtypes +from tensorflow.python.framework import test_util +from tensorflow.python.ops import array_ops +from tensorflow.python.platform import test as test_lib + + +class BroadcastToTest(test_util.TensorFlowTestCase): + + def testBroadcastToBasic(self): + for dtype in [np.uint8, np.uint16, np.int8, np.int16, np.int32, np.int64]: + with self.test_session(use_gpu=True): + x = np.array([1, 2, 3], dtype=dtype) + v_tf = array_ops.broadcast_to(constant_op.constant(x), [3, 3]) + v_np = np.broadcast_to(x, [3, 3]) + self.assertAllEqual(v_tf.eval(), v_np) + + def testBroadcastToString(self): + with self.test_session(use_gpu=True): + x = np.array([b"1", b"2", b"3"]) + v_tf = array_ops.broadcast_to(constant_op.constant(x), [3, 3]) + v_np = np.broadcast_to(x, [3, 3]) + self.assertAllEqual(v_tf.eval(), v_np) + + def testBroadcastToBool(self): + with self.test_session(use_gpu=True): + x = np.array([True, False, True], dtype=np.bool) + v_tf = array_ops.broadcast_to(constant_op.constant(x), [3, 3]) + v_np = np.broadcast_to(x, [3, 3]) + self.assertAllEqual(v_tf.eval(), v_np) + + def testBroadcastToShape(self): + for input_dim in range(1, 6): + for output_dim in range(input_dim, 6): + with self.test_session(use_gpu=True): + input_shape = [2] * input_dim + output_shape = [2] * output_dim + x = np.array(np.random.randint(5, size=input_shape), dtype=np.int32) + v_tf = array_ops.broadcast_to(constant_op.constant(x), output_shape) + v_np = np.broadcast_to(x, output_shape) + self.assertAllEqual(v_tf.eval(), v_np) + + def testBroadcastToScalar(self): + with self.test_session(use_gpu=True): + x = np.array(1, dtype=np.int32) + v_tf = array_ops.broadcast_to(constant_op.constant(x), [3, 3]) + v_np = np.broadcast_to(x, [3, 3]) + self.assertAllEqual(v_tf.eval(), v_np) + + def testBroadcastToShapeTypeAndInference(self): + for dtype in [dtypes.int32, dtypes.int64]: + with self.test_session(use_gpu=True): + x = np.array([1, 2, 3]) + v_tf = array_ops.broadcast_to( + constant_op.constant(x), + constant_op.constant([3, 3], dtype=dtype)) + shape = v_tf.get_shape().as_list() + v_np = np.broadcast_to(x, [3, 3]) + self.assertAllEqual(v_tf.eval(), v_np) + # check shape inference when shape input is constant + self.assertAllEqual(shape, v_np.shape) + +if __name__ == "__main__": + test_lib.main() |