70 строки
2.3 KiB
C++
70 строки
2.3 KiB
C++
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef TEST_FUNCTION_EQUIVALENCE_TEST_H_
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#define TEST_FUNCTION_EQUIVALENCE_TEST_H_
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#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
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#include "test/acm_random.h"
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#include "test/clear_system_state.h"
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#include "test/util.h"
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using libaom_test::ACMRandom;
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namespace libaom_test {
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// Base class for tests that compare 2 implementations of the same function
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// for equivalence. The template parameter should be pointer to a function
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// that is being tested.
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//
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// The test takes a 3-parameters encapsulating struct 'FuncParam', containing:
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// - Pointer to reference function
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// - Pointer to tested function
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// - Integer bit depth (default to 0).
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//
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// These values are then accessible in the tests as member of params_:
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// params_.ref_func, params_.tst_func, and params_.bit_depth.
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//
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template <typename T>
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struct FuncParam {
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FuncParam(T ref = NULL, T tst = NULL, int bit_depth = 0)
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: ref_func(ref), tst_func(tst), bit_depth(bit_depth) {}
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T ref_func;
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T tst_func;
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int bit_depth;
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};
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template <typename T>
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std::ostream &operator<<(std::ostream &os, const FuncParam<T> &p) {
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return os << "bit_depth:" << p.bit_depth
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<< " function:" << reinterpret_cast<const void *>(p.ref_func)
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<< " function:" << reinterpret_cast<const void *>(p.tst_func);
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}
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template <typename T>
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class FunctionEquivalenceTest : public ::testing::TestWithParam<FuncParam<T> > {
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public:
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FunctionEquivalenceTest() : rng_(ACMRandom::DeterministicSeed()) {}
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virtual ~FunctionEquivalenceTest() {}
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virtual void SetUp() { params_ = this->GetParam(); }
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virtual void TearDown() { libaom_test::ClearSystemState(); }
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protected:
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ACMRandom rng_;
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FuncParam<T> params_;
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};
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} // namespace libaom_test
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#endif // TEST_FUNCTION_EQUIVALENCE_TEST_H_
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