| - make a few trials dirs |
| [TMP]/first |
| [TMP]/second |
| [TMP]/third |
| - fetch trial dirs in order |
| [TMP]/first |
| ['taken'] |
| [TMP]/second |
| [TMP]/third |
| - no more trial dirs left |
| None |
| - test checksum verification |
| - detect wrong checksum |
| ok, got RuntimeError("Checksum mismatch for 'trial_test/invalid_checksum/file2' vs. 'trial_test/invalid_checksum/checksums.md5' line 2",) |
| - detect missing file |
| ok, got RuntimeError("File listed in checksums file but missing in trials dir: 'trial_test/missing_file/file2' vs. 'trial_test/missing_file/checksums.md5' line 2",) |