Mercurial > hg > mercurial-crew-with-dirclash
view tests/test-clone-pull-corruption @ 4131:1ca664c964e0
don't return uninitialized memory from bdiff.blocks()
bdiff.blocks() returns a dummy match at the end of both files; the
length of that chunk is never set, so it will sometimes contain random
heap garbage. There are apparently workarounds for this elsewhere:
# bdiff sometimes gives huge matches past eof, this check eats them,
| author | Erling Ellingsen <erlingalf@gmail.com> |
|---|---|
| date | Tue, 20 Feb 2007 22:20:16 +0100 |
| parents | 81ca1a9bd061 |
| children |
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#!/bin/sh # # Corrupt an hg repo with a pull started during an aborted commit # # Create two repos, so that one of them can pull from the other one. hg init source cd source touch foo hg add foo hg ci -m 'add foo' hg clone . ../corrupted echo >> foo hg ci -m 'change foo' # Add a hook to wait 5 seconds and then abort the commit cd ../corrupted echo '[hooks]' >> .hg/hgrc echo 'pretxncommit = sleep 5; exit 1' >> .hg/hgrc # start a commit... touch bar hg add bar hg ci -m 'add bar' & # ... and start a pull while the commit is still running sleep 1 hg pull ../source 2>/dev/null # see what happened wait hg verify