comparison tests/test-tags.t @ 44376:56f089e40c5a

tests: replace truncate(1) with inline python

MSYS doesn't have truncate(1) installed by default, and FreeBSD looked unhappy
with the arguments provided.

Differential Revision: https://phab.mercurial-scm.org/D8147

44375:35d2afc6966a

  1970/01/01 00:00:00 bob @8dbfe60eff306a54259cfe007db9e330e7ecf866 (5000)> blackbox -l 6

On junk data + missing cache entries, hg also overwrites the junk.

  $ rm -f .hg/cache/tags2-visible
  $ truncate .hg/cache/hgtagsfnodes1 -s -10
  $ hg debugtagscache | tail -2
  4 0c192d7d5e6b78a714de54a2e9627952a877e25a 0c04f2a8af31de17fab7422878ee5a2dadbc943d
  5 8dbfe60eff306a54259cfe007db9e330e7ecf866 missing/invalid
  $ hg tags
  tip                                5:8dbfe60eff30

44376:56f089e40c5a

  1970/01/01 00:00:00 bob @8dbfe60eff306a54259cfe007db9e330e7ecf866 (5000)> blackbox -l 6

On junk data + missing cache entries, hg also overwrites the junk.

  $ rm -f .hg/cache/tags2-visible
  >>> import os
  >>> with open(".hg/cache/hgtagsfnodes1", "ab+") as fp:
  ...     fp.seek(-10, os.SEEK_END) and None
  ...     fp.truncate() and None

  $ hg debugtagscache | tail -2
  4 0c192d7d5e6b78a714de54a2e9627952a877e25a 0c04f2a8af31de17fab7422878ee5a2dadbc943d
  5 8dbfe60eff306a54259cfe007db9e330e7ecf866 missing/invalid
  $ hg tags
  tip                                5:8dbfe60eff30