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narrow: fix flaky behavior described in issue6150...
narrow: fix flaky behavior described in issue6150 This has been plaguing the CI for a good while, and it doesn't appear to have an easy fix proposed yet. The solution in this change is to always do an unambiguous (but expensive) lookup in case of comparison. This should always be correct, albeit suboptimal. Differential Revision: https://phab.mercurial-scm.org/D10034

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r40758:0800d9e6 default
r47280:b994db7c stable
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test-remotefilelog-corrupt-cache.t
72 lines | 2.8 KiB | text/troff | Tads3Lexer
/ tests / test-remotefilelog-corrupt-cache.t
#require no-windows
$ . "$TESTDIR/remotefilelog-library.sh"
$ hg init master
$ cd master
$ cat >> .hg/hgrc <<EOF
> [remotefilelog]
> server=True
> EOF
$ echo x > x
$ echo y > y
$ echo z > z
$ hg commit -qAm xy
$ cd ..
$ hgcloneshallow ssh://user@dummy/master shallow -q
3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
$ cd shallow
Verify corrupt cache handling repairs by default
$ hg up -q null
$ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
$ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
$ hg up tip
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
Verify corrupt cache error message
$ hg up -q null
$ cat >> .hg/hgrc <<EOF
> [remotefilelog]
> validatecache=off
> EOF
$ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
$ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
$ hg up tip 2>&1 | egrep "^RuntimeError"
RuntimeError: unexpected remotefilelog header: illegal format
Verify detection and remediation when remotefilelog.validatecachelog is set
$ cat >> .hg/hgrc <<EOF
> [remotefilelog]
> validatecachelog=$PWD/.hg/remotefilelog_cache.log
> validatecache=strict
> EOF
$ chmod u+w $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
$ echo x > $CACHEDIR/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0
$ hg up tip
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
$ cat .hg/remotefilelog_cache.log
corrupt $TESTTMP/hgcache/master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0 during contains
Verify handling of corrupt server cache
$ rm -f ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
$ touch ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
$ clearcache
$ hg prefetch -r .
3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
$ test -s ../master/.hg/remotefilelogcache/y/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
$ hg debugremotefilelog $CACHEDIR/master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
size: 2 bytes
path: $TESTTMP/hgcache/master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca
key: 076f5e2225b3
node => p1 p2 linknode copyfrom
076f5e2225b3 => 000000000000 000000000000 f3d0bb0d1e48