tests/test-remotefilelog-clone.t
author Augie Fackler <augie@google.com>
Thu, 27 Sep 2018 13:03:19 -0400
changeset 40495 3a333a582d7b
child 40510 fc2766860796
permissions -rw-r--r--
remotefilelog: import pruned-down remotefilelog extension from hg-experimental This is remotefilelog as of my recent patches for compatibility with current tip of hg, minus support for old versions of Mercurial and some FB-specific features like their treemanifest extension and fetching linkrev data from a patched phabricator. The file extutil.py moved from hgext3rd to remotefilelog. This is not yet ready to be landed, consider it a preview for now. Planned changes include: * replace lz4 with zstd * rename some capabilities, requirements and wireproto commands to mark them as experimental * consolidate bits of shallowutil with related functions (eg readfile) I'm certainly open to other (small) changes, but my rough mission is to land this largely as-is so we can use it as a model of the functionality we need going forward for lazy-fetching of file contents from a server. # no-check-commit because of a few foo_bar functions Differential Revision: https://phab.mercurial-scm.org/D4782
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  $ PYTHONPATH=$TESTDIR/..:$PYTHONPATH
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  $ export PYTHONPATH
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  $ . "$TESTDIR/remotefilelog-library.sh"
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  $ hginit master
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  $ cd master
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  $ cat >> .hg/hgrc <<EOF
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  > [remotefilelog]
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  > server=True
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  > EOF
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  $ echo x > x
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  $ hg commit -qAm x
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  $ cd ..
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# shallow clone from full
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  $ hgcloneshallow ssh://user@dummy/master shallow --noupdate
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  streaming all changes
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  2 files to transfer, 227 bytes of data
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  transferred 227 bytes in * seconds (*/sec) (glob)
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  searching for changes
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  no changes found
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  $ cd shallow
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  $ cat .hg/requires
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  dotencode
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  fncache
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  generaldelta
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  remotefilelog
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  revlogv1
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  store
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  $ hg update
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  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
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  $ cat x
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  x
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  $ ls .hg/store/data
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  $ echo foo > f
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  $ hg add f
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  $ hg ci -m 'local content'
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  $ ls .hg/store/data
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  4a0a19218e082a343a1b17e5333409af9d98f0f5
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  $ cd ..
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# shallow clone from shallow
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  $ hgcloneshallow ssh://user@dummy/shallow shallow2  --noupdate
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  streaming all changes
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  3 files to transfer, 564 bytes of data
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  transferred 564 bytes in * seconds (*/sec) (glob)
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  searching for changes
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  no changes found
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  $ cd shallow2
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  $ cat .hg/requires
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  dotencode
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  fncache
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  generaldelta
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  remotefilelog
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  revlogv1
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  store
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  $ ls .hg/store/data
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  4a0a19218e082a343a1b17e5333409af9d98f0f5
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  $ hg update
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  2 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  $ cat x
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  x
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  $ cd ..
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# full clone from shallow
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Note: the output to STDERR comes from a different process to the output on
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STDOUT and their relative ordering is not deterministic. As a result, the test
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was failing sporadically. To avoid this, we capture STDERR to a file and
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check its contents separately.
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  $ TEMP_STDERR=full-clone-from-shallow.stderr.tmp
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  $ hg clone --noupdate ssh://user@dummy/shallow full 2>$TEMP_STDERR
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  streaming all changes
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  remote: abort: Cannot clone from a shallow repo to a full repo.
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  [255]
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  $ cat $TEMP_STDERR
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  abort: pull failed on remote
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  $ rm $TEMP_STDERR
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# getbundle full clone
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  $ printf '[server]\npreferuncompressed=False\n' >> master/.hg/hgrc
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  $ hgcloneshallow ssh://user@dummy/master shallow3
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  requesting all changes
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  adding changesets
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  adding manifests
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  adding file changes
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  added 1 changesets with 0 changes to 0 files
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  new changesets b292c1e3311f
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  updating to branch default
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  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  $ ls shallow3/.hg/store/data
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  $ cat shallow3/.hg/requires
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  dotencode
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  fncache
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  generaldelta
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  remotefilelog
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  revlogv1
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  store