+ mkdir t
+ cd t
+ hg init
+ echo a
+ hg add a
+ hg commit -t test -u test -d '0 0'
+ hg history
changeset:   0:acb14030fe0a21b60322c440ad2d20cf7685a376
user:        test
date:        Wed Dec 31 16:00:00 1969
summary:     test

+ hg manifest
b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 644 a
+ hg cat a
a
+ hg verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
1 files, 1 changesets, 1 total revisions