| Class | TestBazaarFormatEnum | Tests for the bazaar formats. |
| Class | TestGetBranchFormats | Tests for lp.code.bzr.get_branch_formats. |
| Class | TestBranchRevisionHistory | Tests for lp.code.bzr.branch_revision_history. |
| Class | TestGetAncestry | Tests for lp.code.bzr.get_ancestry. |