view tests/test-hook.t @ 11999:62e2bbf523f2

revlog: generate full revisions when parent node is missing

The full revision is sent if the first parent, against which diff is calculated, is
missing at remote. This happens in the case of shallow clones.

  $ cp "$TESTDIR"/printenv.py .

# commit hooks can see env vars

  $ hg init a
  $ cd a
  $ echo "[hooks]" > .hg/hgrc
  $ echo 'commit = unset HG_LOCAL HG_TAG; python ../printenv.py commit' >> .hg/hgrc
  $ echo 'commit.b = unset HG_LOCAL HG_TAG; python ../printenv.py commit.b' >> .hg/hgrc
  $ echo 'precommit = unset HG_LOCAL HG_NODE HG_TAG; python ../printenv.py precommit' >> .hg/hgrc
  $ echo 'pretxncommit = unset HG_LOCAL HG_TAG; python ../printenv.py pretxncommit' >> .hg/hgrc
  $ echo 'pretxncommit.tip = hg -q tip' >> .hg/hgrc
  $ echo 'pre-identify = python ../printenv.py pre-identify 1' >> .hg/hgrc
  $ echo 'pre-cat = python ../printenv.py pre-cat' >> .hg/hgrc
  $ echo 'post-cat = python ../printenv.py post-cat' >> .hg/hgrc
  $ echo a > a
  $ hg add a
  $ hg commit -m a -d "1000000 0"
  precommit hook: HG_PARENT1=0000000000000000000000000000000000000000 
  pretxncommit hook: HG_NODE=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PARENT1=0000000000000000000000000000000000000000 HG_PENDING=$HGTMP/test-hook.t/a 
  0:29b62aeb769f
  commit hook: HG_NODE=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PARENT1=0000000000000000000000000000000000000000 
  commit.b hook: HG_NODE=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PARENT1=0000000000000000000000000000000000000000 

  $ hg clone . ../b
  updating to branch default
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ cd ../b

# changegroup hooks can see env vars

  $ echo '[hooks]' > .hg/hgrc
  $ echo 'prechangegroup = python ../printenv.py prechangegroup' >> .hg/hgrc
  $ echo 'changegroup = python ../printenv.py changegroup' >> .hg/hgrc
  $ echo 'incoming = python ../printenv.py incoming' >> .hg/hgrc

# pretxncommit and commit hooks can see both parents of merge

  $ cd ../a
  $ echo b >> a
  $ hg commit -m a1 -d "1 0"
  precommit hook: HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
  pretxncommit hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PENDING=$HGTMP/test-hook.t/a 
  1:b702efe96888
  commit hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
  commit.b hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
  $ hg update -C 0
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ echo b > b
  $ hg add b
  $ hg commit -m b -d '1 0'
  precommit hook: HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
  pretxncommit hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PENDING=$HGTMP/test-hook.t/a 
  2:1324a5531bac
  commit hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
  commit.b hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
  created new head
  $ hg merge 1
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  (branch merge, don't forget to commit)
  $ hg commit -m merge -d '2 0'
  precommit hook: HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 
  pretxncommit hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PENDING=$HGTMP/test-hook.t/a 
  3:4c52fb2e4022
  commit hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 
  commit.b hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 

# test generic hooks

  $ hg id
  pre-identify hook: HG_ARGS=id HG_OPTS={'tags': None, 'rev': '', 'num': None, 'branch': None, 'id': None} HG_PATS=[] 
  warning: pre-identify hook exited with status 1
  $ hg cat b
  pre-cat hook: HG_ARGS=cat b HG_OPTS={'rev': '', 'decode': None, 'exclude': [], 'output': '', 'include': []} HG_PATS=['b'] 
  post-cat hook: HG_ARGS=cat b HG_OPTS={'rev': '', 'decode': None, 'exclude': [], 'output': '', 'include': []} HG_PATS=['b'] HG_RESULT=0 
  b

  $ cd ../b
  $ hg pull ../a
  prechangegroup hook: HG_SOURCE=pull HG_URL=file: 
  changegroup hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_SOURCE=pull HG_URL=file: 
  incoming hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_SOURCE=pull HG_URL=file: 
  incoming hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_SOURCE=pull HG_URL=file: 
  incoming hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_SOURCE=pull HG_URL=file: 
  pulling from ../a
  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 3 changesets with 2 changes to 2 files
  (run 'hg update' to get a working copy)

# tag hooks can see env vars

  $ cd ../a
  $ echo 'pretag = python ../printenv.py pretag' >> .hg/hgrc
  $ echo 'tag = unset HG_PARENT1 HG_PARENT2; python ../printenv.py tag' >> .hg/hgrc
  $ hg tag -d '3 0' a
  pretag hook: HG_LOCAL=0 HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_TAG=a 
  precommit hook: HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 
  pretxncommit hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 HG_PENDING=$HGTMP/test-hook.t/a 
  4:8ea2ef7ad3e8
  commit hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 
  commit.b hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 
  tag hook: HG_LOCAL=0 HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_TAG=a 
  $ hg tag -l la
  pretag hook: HG_LOCAL=1 HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_TAG=la 
  tag hook: HG_LOCAL=1 HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_TAG=la 

# pretag hook can forbid tagging

  $ echo 'pretag.forbid = python ../printenv.py pretag.forbid 1' >> .hg/hgrc
  $ hg tag -d '4 0' fa
  pretag hook: HG_LOCAL=0 HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_TAG=fa 
  pretag.forbid hook: HG_LOCAL=0 HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_TAG=fa 
  abort: pretag.forbid hook exited with status 1
  $ hg tag -l fla
  pretag hook: HG_LOCAL=1 HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_TAG=fla 
  pretag.forbid hook: HG_LOCAL=1 HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_TAG=fla 
  abort: pretag.forbid hook exited with status 1

# pretxncommit hook can see changeset, can roll back txn, changeset
# no more there after

  $ echo 'pretxncommit.forbid0 = hg tip -q' >> .hg/hgrc
  $ echo 'pretxncommit.forbid1 = python ../printenv.py pretxncommit.forbid 1' >> .hg/hgrc
  $ echo z > z
  $ hg add z
  $ hg -q tip
  4:8ea2ef7ad3e8
  $ hg commit -m 'fail' -d '4 0'
  precommit hook: HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 
  pretxncommit hook: HG_NODE=fad284daf8c032148abaffcd745dafeceefceb61 HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=$HGTMP/test-hook.t/a 
  5:fad284daf8c0
  5:fad284daf8c0
  pretxncommit.forbid hook: HG_NODE=fad284daf8c032148abaffcd745dafeceefceb61 HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=$HGTMP/test-hook.t/a 
  transaction abort!
  rollback completed
  abort: pretxncommit.forbid1 hook exited with status 1
  $ hg -q tip
  4:8ea2ef7ad3e8

# precommit hook can prevent commit

  $ echo 'precommit.forbid = python ../printenv.py precommit.forbid 1' >> .hg/hgrc
  $ hg commit -m 'fail' -d '4 0'
  precommit hook: HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 
  precommit.forbid hook: HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 
  abort: precommit.forbid hook exited with status 1
  $ hg -q tip
  4:8ea2ef7ad3e8

# preupdate hook can prevent update

  $ echo 'preupdate = python ../printenv.py preupdate' >> .hg/hgrc
  $ hg update 1
  preupdate hook: HG_PARENT1=b702efe96888 
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved

# update hook

  $ echo 'update = python ../printenv.py update' >> .hg/hgrc
  $ hg update
  preupdate hook: HG_PARENT1=8ea2ef7ad3e8 
  update hook: HG_ERROR=0 HG_PARENT1=8ea2ef7ad3e8 
  2 files updated, 0 files merged, 0 files removed, 0 files unresolved

# prechangegroup hook can prevent incoming changes

  $ cd ../b
  $ hg -q tip
  3:4c52fb2e4022
  $ echo '[hooks]' > .hg/hgrc
  $ echo 'prechangegroup.forbid = python ../printenv.py prechangegroup.forbid 1' >> .hg/hgrc
  $ hg pull ../a
  prechangegroup.forbid hook: HG_SOURCE=pull HG_URL=file: 
  pulling from ../a
  searching for changes
  abort: prechangegroup.forbid hook exited with status 1

# pretxnchangegroup hook can see incoming changes, can roll back txn,
# incoming changes no longer there after

  $ echo '[hooks]' > .hg/hgrc
  $ echo 'pretxnchangegroup.forbid0 = hg tip -q' >> .hg/hgrc
  $ echo 'pretxnchangegroup.forbid1 = python ../printenv.py pretxnchangegroup.forbid 1' >> .hg/hgrc
  $ hg pull ../a
  4:8ea2ef7ad3e8
  pretxnchangegroup.forbid hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=$HGTMP/test-hook.t/b HG_SOURCE=pull HG_URL=file: 
  pulling from ../a
  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  transaction abort!
  rollback completed
  abort: pretxnchangegroup.forbid1 hook exited with status 1
  $ hg -q tip
  3:4c52fb2e4022

# outgoing hooks can see env vars

  $ rm .hg/hgrc
  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing = python ../printenv.py preoutgoing' >> ../a/.hg/hgrc
  $ echo 'outgoing = python ../printenv.py outgoing' >> ../a/.hg/hgrc
  $ hg pull ../a
  preoutgoing hook: HG_SOURCE=pull 
  outgoing hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_SOURCE=pull 
  pulling from ../a
  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  (run 'hg update' to get a working copy)
  $ hg rollback
  rolling back to revision 3 (undo pull)

# preoutgoing hook can prevent outgoing changes

  $ echo 'preoutgoing.forbid = python ../printenv.py preoutgoing.forbid 1' >> ../a/.hg/hgrc
  $ hg pull ../a
  preoutgoing hook: HG_SOURCE=pull 
  preoutgoing.forbid hook: HG_SOURCE=pull 
  pulling from ../a
  searching for changes
  abort: preoutgoing.forbid hook exited with status 1

# outgoing hooks work for local clones

  $ cd ..
  $ echo '[hooks]' > a/.hg/hgrc
  $ echo 'preoutgoing = python ../printenv.py preoutgoing' >> a/.hg/hgrc
  $ echo 'outgoing = python ../printenv.py outgoing' >> a/.hg/hgrc
  $ hg clone a c
  preoutgoing hook: HG_SOURCE=clone 
  outgoing hook: HG_NODE=0000000000000000000000000000000000000000 HG_SOURCE=clone 
  updating to branch default
  3 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ rm -rf c

# preoutgoing hook can prevent outgoing changes for local clones

  $ echo 'preoutgoing.forbid = python ../printenv.py preoutgoing.forbid 1' >> a/.hg/hgrc
  $ hg clone a zzz
  preoutgoing hook: HG_SOURCE=clone 
  preoutgoing.forbid hook: HG_SOURCE=clone 
  abort: preoutgoing.forbid hook exited with status 1
  $ cd b

  $ cat > hooktests.py <<EOF
  > from mercurial import util
  > 
  > uncallable = 0
  > 
  > def printargs(args):
  >     args.pop('ui', None)
  >     args.pop('repo', None)
  >     a = list(args.items())
  >     a.sort()
  >     print 'hook args:'
  >     for k, v in a:
  >        print ' ', k, v
  > 
  > def passhook(**args):
  >     printargs(args)
  > 
  > def failhook(**args):
  >     printargs(args)
  >     return True
  > 
  > class LocalException(Exception):
  >     pass
  > 
  > def raisehook(**args):
  >     raise LocalException('exception from hook')
  > 
  > def aborthook(**args):
  >     raise util.Abort('raise abort from hook')
  > 
  > def brokenhook(**args):
  >     return 1 + {}
  > 
  > class container:
  >     unreachable = 1
  > EOF

# test python hooks

  $ PYTHONPATH="`pwd`:$PYTHONPATH"
  $ export PYTHONPATH

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.broken = python:hooktests.brokenhook' >> ../a/.hg/hgrc
  $ hg pull ../a 2>&1 | grep 'raised an exception'
  error: preoutgoing.broken hook raised an exception: unsupported operand type(s) for +: 'int' and 'dict'

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.raise = python:hooktests.raisehook' >> ../a/.hg/hgrc
  $ hg pull ../a 2>&1 | grep 'raised an exception'
  error: preoutgoing.raise hook raised an exception: exception from hook

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.abort = python:hooktests.aborthook' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  error: preoutgoing.abort hook failed: raise abort from hook
  abort: raise abort from hook

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.fail = python:hooktests.failhook' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  hook args:
    hooktype preoutgoing
    source pull
  abort: preoutgoing.fail hook failed

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.uncallable = python:hooktests.uncallable' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  abort: preoutgoing.uncallable hook is invalid ("hooktests.uncallable" is not callable)

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.nohook = python:hooktests.nohook' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  abort: preoutgoing.nohook hook is invalid ("hooktests.nohook" is not defined)

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.nomodule = python:nomodule' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  abort: preoutgoing.nomodule hook is invalid ("nomodule" not in a module)

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.badmodule = python:nomodule.nowhere' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  abort: preoutgoing.badmodule hook is invalid (import of "nomodule" failed)

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.unreachable = python:hooktests.container.unreachable' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  abort: preoutgoing.unreachable hook is invalid (import of "hooktests.container" failed)

  $ echo '[hooks]' > ../a/.hg/hgrc
  $ echo 'preoutgoing.pass = python:hooktests.passhook' >> ../a/.hg/hgrc
  $ hg pull ../a
  pulling from ../a
  searching for changes
  hook args:
    hooktype preoutgoing
    source pull
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  (run 'hg update' to get a working copy)

# make sure --traceback works

  $ echo '[hooks]' > .hg/hgrc
  $ echo 'commit.abort = python:hooktests.aborthook' >> .hg/hgrc

  $ echo aa > a
  $ hg --traceback commit -d '0 0' -ma 2>&1 | grep '^Traceback'
  Traceback (most recent call last):

  $ cd ..
  $ hg init c
  $ cd c

  $ cat > hookext.py <<EOF
  > def autohook(**args):
  >     print "Automatically installed hook"
  > 
  > def reposetup(ui, repo):
  >     repo.ui.setconfig("hooks", "commit.auto", autohook)
  > EOF
  $ echo '[extensions]' >> .hg/hgrc
  $ echo 'hookext = hookext.py' >> .hg/hgrc

  $ touch foo
  $ hg add foo
  $ hg ci -d '0 0' -m 'add foo'
  Automatically installed hook
  $ echo >> foo
  $ hg ci --debug -d '0 0' -m 'change foo'
  foo
  calling hook commit.auto: <function autohook at .*>
  Automatically installed hook
  committed changeset 1:52998019f6252a2b893452765fcb0a47351a5708

  $ hg showconfig hooks
  hooks.commit.auto=<function autohook at .*>

# test python hook configured with python:[file]:[hook] syntax

  $ cd ..
  $ mkdir d
  $ cd d
  $ hg init repo
  $ mkdir hooks

  $ cd hooks
  $ cat > testhooks.py <<EOF
  > def testhook(**args):
  >     print 'hook works'
  > EOF
  $ echo '[hooks]' > ../repo/.hg/hgrc
  $ echo "pre-commit.test = python:`pwd`/testhooks.py:testhook" >> ../repo/.hg/hgrc

  $ cd ../repo
  $ hg commit -d '0 0'
  hook works
  nothing changed

  $ cd ../../b

# make sure --traceback works on hook import failure

  $ cat > importfail.py <<EOF
  > import somebogusmodule
  > # dereference something in the module to force demandimport to load it
  > somebogusmodule.whatever
  > EOF

  $ echo '[hooks]' > .hg/hgrc
  $ echo 'precommit.importfail = python:importfail.whatever' >> .hg/hgrc

  $ echo a >> a
  $ hg --traceback commit -d '0 0' -ma 2>&1 | egrep '^(exception|Traceback|ImportError)'
  exception from first failed import attempt:
  Traceback (most recent call last):
  ImportError: No module named somebogusmodule
  exception from second failed import attempt:
  Traceback (most recent call last):
  ImportError: No module named hgext_importfail
  Traceback (most recent call last):

# commit and update hooks should run after command completion (issue 1827)

  $ echo '[hooks]' > .hg/hgrc
  $ echo 'commit = hg id' >> .hg/hgrc
  $ echo 'update = hg id' >> .hg/hgrc
  $ echo bb > a
  $ hg ci -d '0 0' -ma
  8da618c33484 tip
  $ hg up 0
  29b62aeb769f
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ exit 0