52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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#include "tensorflow/cc/framework/gradient_checker.h"
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#include "tensorflow/cc/ops/array_ops.h"
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#include "tensorflow/cc/ops/manip_ops.h"
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#include "tensorflow/core/lib/core/status_test_util.h"
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namespace tensorflow {
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namespace {
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using ops::Placeholder;
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using ops::Roll;
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class ManipGradTest : public ::testing::Test {
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protected:
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ManipGradTest() : scope_(Scope::NewRootScope()) {}
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void RunTest(const Output& x, const TensorShape& x_shape, const Output& y,
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const TensorShape& y_shape) {
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TF_ASSERT_OK(scope_.status());
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float max_error;
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TF_ASSERT_OK((ComputeGradientError<float, float, float>(
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scope_, {x}, {x_shape}, {y}, {y_shape}, &max_error)));
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EXPECT_LT(max_error, 1e-4);
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}
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Scope scope_;
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};
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TEST_F(ManipGradTest, RollGrad) {
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TensorShape shape({5, 4, 3});
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auto x = Placeholder(scope_, DT_FLOAT, Placeholder::Shape(shape));
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auto y = Roll(scope_, x, {2, 1}, {0, 1});
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RunTest(x, shape, y, shape);
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}
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} // namespace
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} // namespace tensorflow
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