1 files changed, 40 insertions, 0 deletions
diff --git a/Firestore/Example/Tests/Local/FSTPersistenceTestHelpers.h b/Firestore/Example/Tests/Local/FSTPersistenceTestHelpers.h
new file mode 100644
index 0000000..936bacf
--- /dev/null
+++ b/Firestore/Example/Tests/Local/FSTPersistenceTestHelpers.h
@@ -0,0 +1,40 @@
+/*
+ * 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
+
+/**
+ * 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