| Class | TestMerge | Test appending more than one revision |
| Class | TestPlanMerge | No class docstring; 2/32 methods documented |
| Class | LoggingMerger | Undocumented |
| Class | TestMergerBase | Common functionality for Merger tests that don't write to disk. |
| Class | TestMergerInMemory | Undocumented |
| Class | TestMergerEntriesLCA | Undocumented |
| Class | TestMergerEntriesLCAOnDisk | No class docstring; 3/22 methods documented |
| Class | TestLCAMultiWay | No class docstring; 3/9 methods documented |
| Class | TestConfigurableFileMerger | No class docstring; 1/11 methods documented |
| Class | TestMergeIntoBase | No class docstring; 4/5 methods documented |
| Class | TestMergeInto | No class docstring; 9/9 methods documented |