2017-10-03 08:55:22 -07:00
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/*
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* Copyright 2017 Google
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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#import <Foundation/Foundation.h>
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@class FSTLevelDB;
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@class FSTMemoryPersistence;
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NS_ASSUME_NONNULL_BEGIN
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@interface FSTPersistenceTestHelpers : NSObject
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2018-01-30 14:36:22 -08:00
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/**
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* @return The directory where a leveldb instance can store data files. Any files that existed
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* there will be deleted first.
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*/
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+ (NSString *)levelDBDir;
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2017-10-03 08:55:22 -07:00
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/**
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* Creates and starts a new FSTLevelDB instance for testing, destroying any previous contents
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* if they existed.
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*
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* Note that in order to avoid generating a bunch of garbage on the filesystem, the path of the
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* database is reused. This prevents concurrent running of tests using this database. We may
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* need to revisit this if we want to parallelize the tests.
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*/
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+ (FSTLevelDB *)levelDBPersistence;
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/** Creates and starts a new FSTMemoryPersistence instance for testing. */
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+ (FSTMemoryPersistence *)memoryPersistence;
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@end
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NS_ASSUME_NONNULL_END
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