foundationdb/fdbclient/TestKnobCollection.h

70 lines
2.4 KiB
C++

/*
* TestKnobCollection.h
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
*
* 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.
*/
#pragma once
#include "fdbclient/IKnobCollection.h"
#include "fdbclient/ServerKnobCollection.h"
class TestKnobs : public KnobsImpl<TestKnobs> {
public:
TestKnobs();
// Nonatomic test knobs
int64_t TEST_LONG;
int TEST_INT;
double TEST_DOUBLE;
bool TEST_BOOL;
std::string TEST_STRING;
// Atomic test knobs
int64_t TEST_ATOMIC_LONG;
int TEST_ATOMIC_INT;
double TEST_ATOMIC_DOUBLE;
bool TEST_ATOMIC_BOOL;
std::string TEST_ATOMIC_STRING;
bool operator==(TestKnobs const&) const;
bool operator!=(TestKnobs const&) const;
void initialize();
};
/*
* Stores both flow knobs, client knobs, server knobs, and test knobs. As the
* name implies, this class is only meant to be used for testing.
*/
class TestKnobCollection : public IKnobCollection {
ServerKnobCollection serverKnobCollection;
TestKnobs testKnobs;
public:
TestKnobCollection(Randomize randomize, IsSimulated isSimulated);
void initialize(Randomize randomize, IsSimulated isSimulated) override;
void reset(Randomize randomize, IsSimulated isSimulated) override;
FlowKnobs const& getFlowKnobs() const override { return serverKnobCollection.getFlowKnobs(); }
ClientKnobs const& getClientKnobs() const override { return serverKnobCollection.getClientKnobs(); }
ServerKnobs const& getServerKnobs() const override { return serverKnobCollection.getServerKnobs(); }
TestKnobs const& getTestKnobs() const override { return testKnobs; }
void clearTestKnobs() override;
Optional<KnobValue> tryParseKnobValue(std::string const& knobName, std::string const& knobValue) const override;
bool trySetKnob(std::string const& knobName, KnobValueRef const& knobValue) override;
bool isAtomic(std::string const& knobName) const override;
};