view tests/test-remotefilelog-cacheprocess.t @ 42629:24111fb9a725

lookup: don't use "00changelog.i@None" when lookup of prefix fails

We were shadowing the "node" variable, so we always passed None to the
LookupError instead of the node we meant to pass.

(This showed up in py3 tests since py3 doesn't like to format None
using "%s".)

Differential Revision: https://phab.mercurial-scm.org/D6661

#require no-windows

  $ . "$TESTDIR/remotefilelog-library.sh"

  $ hg init repo
  $ cd repo
  $ cat >> .hg/hgrc <<EOF
  > [remotefilelog]
  > server=True
  > EOF
  $ echo x > x
  $ echo y > y
  $ echo z > z
  $ hg commit -qAm xy
  $ cd ..

  $ cat > cacheprocess-logger.py <<EOF
  > import os
  > import shutil
  > import sys
  > if sys.version_info[0] > 2:
  >     xrange = range
  > f = open('$TESTTMP/cachelog.log', 'w')
  > srccache = os.path.join('$TESTTMP', 'oldhgcache')
  > def log(message):
  >     f.write(message)
  >     f.flush()
  > destcache = sys.argv[-1]
  > try:
  >     while True:
  >         cmd = sys.stdin.readline().strip()
  >         log('got command %r\n' % cmd)
  >         if cmd == 'exit':
  >             sys.exit(0)
  >         elif cmd == 'get':
  >             count = int(sys.stdin.readline())
  >             log('client wants %r blobs\n' % count)
  >             wants = []
  >             for _ in xrange(count):
  >                 key = sys.stdin.readline()[:-1]
  >                 wants.append(key)
  >                 if '\0' in key:
  >                     _, key = key.split('\0')
  >                 srcpath = os.path.join(srccache, key)
  >                 if os.path.exists(srcpath):
  >                     dest = os.path.join(destcache, key)
  >                     destdir = os.path.dirname(dest)
  >                     if not os.path.exists(destdir):
  >                         os.makedirs(destdir)
  >                     shutil.copyfile(srcpath, dest)
  >                 else:
  >                     # report a cache miss
  >                     sys.stdout.write(key + '\n')
  >             sys.stdout.write('0\n')
  >             for key in sorted(wants):
  >                 log('requested %r\n' % key)
  >             sys.stdout.flush()
  >         elif cmd == 'set':
  >             raise Exception('todo writing')
  >         else:
  >             raise Exception('unknown command! %r' % cmd)
  > except Exception as e:
  >     log('Exception! %s\n' % e)
  >     raise
  > EOF

  $ cat >> $HGRCPATH <<EOF
  > [remotefilelog]
  > cacheprocess = python $TESTTMP/cacheprocess-logger.py
  > EOF

Test cache keys and cache misses.
  $ hgcloneshallow ssh://user@dummy/repo clone -q
  3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
  $ cat cachelog.log
  got command 'get'
  client wants 3 blobs
  requested 'master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0'
  requested 'master/39/5df8f7c51f007019cb30201c49e884b46b92fa/69a1b67522704ec122181c0890bd16e9d3e7516a'
  requested 'master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca'
  got command 'set'
  Exception! todo writing

Test cache hits.
  $ mv hgcache oldhgcache
  $ rm cachelog.log
  $ hgcloneshallow ssh://user@dummy/repo clone-cachehit -q
  3 files fetched over 1 fetches - (0 misses, 100.00% hit ratio) over *s (glob)
  $ cat cachelog.log | grep -v exit
  got command 'get'
  client wants 3 blobs
  requested 'master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0'
  requested 'master/39/5df8f7c51f007019cb30201c49e884b46b92fa/69a1b67522704ec122181c0890bd16e9d3e7516a'
  requested 'master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca'

  $ cat >> $HGRCPATH <<EOF
  > [remotefilelog]
  > cacheprocess.includepath = yes
  > EOF

Test cache keys and cache misses with includepath.
  $ rm -r hgcache oldhgcache
  $ rm cachelog.log
  $ hgcloneshallow ssh://user@dummy/repo clone-withpath -q
  3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
  $ cat cachelog.log
  got command 'get'
  client wants 3 blobs
  requested 'x\x00master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0'
  requested 'y\x00master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca'
  requested 'z\x00master/39/5df8f7c51f007019cb30201c49e884b46b92fa/69a1b67522704ec122181c0890bd16e9d3e7516a'
  got command 'set'
  Exception! todo writing

Test cache hits with includepath.
  $ mv hgcache oldhgcache
  $ rm cachelog.log
  $ hgcloneshallow ssh://user@dummy/repo clone-withpath-cachehit -q
  3 files fetched over 1 fetches - (0 misses, 100.00% hit ratio) over *s (glob)
  $ cat cachelog.log | grep -v exit
  got command 'get'
  client wants 3 blobs
  requested 'x\x00master/11/f6ad8ec52a2984abaafd7c3b516503785c2072/1406e74118627694268417491f018a4a883152f0'
  requested 'y\x00master/95/cb0bfd2977c761298d9624e4b4d4c72a39974a/076f5e2225b3ff0400b98c92aa6cdf403ee24cca'
  requested 'z\x00master/39/5df8f7c51f007019cb30201c49e884b46b92fa/69a1b67522704ec122181c0890bd16e9d3e7516a'