688e308a35
This let's us use them to configure them when using WebRTC as an external library. One use case where this is necessary is in the Android OS. Original CL: https://codereview.webrtc.org/1538643004/ TBR=tommi@webrtc.org Review URL: https://codereview.webrtc.org/1589573004 Cr-Commit-Position: refs/heads/master@{#11248}
84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
/*
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* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/common.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace webrtc {
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namespace {
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struct MyExperiment {
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static const ConfigOptionID identifier = ConfigOptionID::kMyExperimentForTest;
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static const int kDefaultFactor;
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static const int kDefaultOffset;
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MyExperiment()
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: factor(kDefaultFactor), offset(kDefaultOffset) {}
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MyExperiment(int factor, int offset)
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: factor(factor), offset(offset) {}
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int factor;
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int offset;
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};
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const int MyExperiment::kDefaultFactor = 1;
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const int MyExperiment::kDefaultOffset = 2;
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TEST(Config, ReturnsDefaultInstanceIfNotConfigured) {
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Config config;
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const MyExperiment& my_exp = config.Get<MyExperiment>();
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EXPECT_EQ(MyExperiment::kDefaultFactor, my_exp.factor);
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EXPECT_EQ(MyExperiment::kDefaultOffset, my_exp.offset);
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}
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TEST(Config, ReturnOptionWhenSet) {
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Config config;
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config.Set<MyExperiment>(new MyExperiment(5, 1));
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const MyExperiment& my_exp = config.Get<MyExperiment>();
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EXPECT_EQ(5, my_exp.factor);
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EXPECT_EQ(1, my_exp.offset);
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}
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TEST(Config, SetNullSetsTheOptionBackToDefault) {
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Config config;
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config.Set<MyExperiment>(new MyExperiment(5, 1));
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config.Set<MyExperiment>(NULL);
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const MyExperiment& my_exp = config.Get<MyExperiment>();
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EXPECT_EQ(MyExperiment::kDefaultFactor, my_exp.factor);
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EXPECT_EQ(MyExperiment::kDefaultOffset, my_exp.offset);
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}
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struct Algo1_CostFunction {
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static const ConfigOptionID identifier =
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ConfigOptionID::kAlgo1CostFunctionForTest;
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Algo1_CostFunction() {}
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virtual int cost(int x) const {
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return x;
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}
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virtual ~Algo1_CostFunction() {}
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};
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struct SqrCost : Algo1_CostFunction {
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virtual int cost(int x) const {
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return x*x;
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}
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};
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TEST(Config, SupportsPolymorphism) {
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Config config;
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config.Set<Algo1_CostFunction>(new SqrCost());
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EXPECT_EQ(25, config.Get<Algo1_CostFunction>().cost(5));
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}
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} // namespace
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} // namespace webrtc
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