| Class | Description | 
|---|---|
| FaultyFSLog | 
 This is a utility class, used by tests, which fails operation specified by FailureType enum 
 | 
| IOTestProvider | 
 A WAL Provider that returns a single thread safe WAL that optionally can skip parts of our
 normal interactions with HDFS. 
 | 
| TestBoundedRegionGroupingProvider | |
| TestDefaultWALProvider | |
| TestDefaultWALProviderWithHLogKey | |
| TestSecureWAL | |
| TestWALFactory | 
 WAL tests that can be reused across providers. 
 | 
| TestWALFiltering | |
| TestWALMethods | 
 Simple testing of a few WAL methods. 
 | 
| TestWALReaderOnSecureWAL | |
| TestWALRootDir | |
| TestWALSplit | 
 Testing  
WAL splitting code. | 
| TestWALSplitCompressed | |
| WALPerformanceEvaluation | 
 This class runs performance benchmarks for  
WAL. | 
| Enum | Description | 
|---|---|
| FaultyFSLog.FailureType |