Files
firebase-ios-sdk/Firestore/Example/Tests/Local/FSTPersistenceTestHelpers.h
T
Greg Soltis 3cbdbf2652 Schema migrations for LevelDB (#728)
* Implement schema versions

* Style fixes

* newlines, copyrights, assumptions

* Fix nullability

* Raw ptr -> shared_ptr

* kVersionTableGlobal -> kVersionGlobalTable

* Drop utils, move into static methods

* Drop extra include

* Add a few more comments

* Move version constant into migrations file

* formatting?

* Fix comment
2018-01-30 14:36:22 -08:00

47 lines
1.4 KiB
Objective-C

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