commit hooks can see env vars

  $ hg init a

  $ cd a

  $ echo "[hooks]" > .hg/hgrc

  $ echo 'commit = unset HG_LOCAL HG_TAG; python "$TESTDIR"/printenv.py commit' >> .hg/hgrc

  $ echo 'commit.b = unset HG_LOCAL HG_TAG; python "$TESTDIR"/printenv.py commit.b' >> .hg/hgrc

  $ echo 'precommit = unset HG_LOCAL HG_NODE HG_TAG; python "$TESTDIR"/printenv.py precommit' >> .hg/hgrc

  $ echo 'pretxncommit = unset HG_LOCAL HG_TAG; python "$TESTDIR"/printenv.py pretxncommit' >> .hg/hgrc

  $ echo 'pretxncommit.tip = hg -q tip' >> .hg/hgrc

  $ echo 'pre-identify = python "$TESTDIR"/printenv.py pre-identify 1' >> .hg/hgrc

  $ echo 'pre-cat = python "$TESTDIR"/printenv.py pre-cat' >> .hg/hgrc

  $ echo 'post-cat = python "$TESTDIR"/printenv.py post-cat' >> .hg/hgrc

  $ echo a > a

  $ hg add a

  $ hg commit -m a

  precommit hook: HG_PARENT1=0000000000000000000000000000000000000000 

  pretxncommit hook: HG_NODE=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b HG_PARENT1=0000000000000000000000000000000000000000 HG_PENDING=$TESTTMP/a 

  0:cb9a9f314b8b

  commit hook: HG_NODE=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b HG_PARENT1=0000000000000000000000000000000000000000 

  commit.b hook: HG_NODE=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 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 "$TESTDIR"/printenv.py prechangegroup' >> .hg/hgrc

  $ echo 'changegroup = python "$TESTDIR"/printenv.py changegroup' >> .hg/hgrc

  $ echo 'incoming = python "$TESTDIR"/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=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 

  pretxncommit hook: HG_NODE=ab228980c14deea8b9555d91c9581127383e40fd HG_PARENT1=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b HG_PENDING=$TESTTMP/a 

  1:ab228980c14d

  commit hook: HG_NODE=ab228980c14deea8b9555d91c9581127383e40fd HG_PARENT1=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 

  commit.b hook: HG_NODE=ab228980c14deea8b9555d91c9581127383e40fd HG_PARENT1=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 

  $ 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=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 

  pretxncommit hook: HG_NODE=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_PARENT1=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b HG_PENDING=$TESTTMP/a 

  2:ee9deb46ab31

  commit hook: HG_NODE=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_PARENT1=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 

  commit.b hook: HG_NODE=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_PARENT1=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 

  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=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_PARENT2=ab228980c14deea8b9555d91c9581127383e40fd 

  pretxncommit hook: HG_NODE=07f3376c1e655977439df2a814e3cc14b27abac2 HG_PARENT1=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_PARENT2=ab228980c14deea8b9555d91c9581127383e40fd HG_PENDING=$TESTTMP/a 

  3:07f3376c1e65

  commit hook: HG_NODE=07f3376c1e655977439df2a814e3cc14b27abac2 HG_PARENT1=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_PARENT2=ab228980c14deea8b9555d91c9581127383e40fd 

  commit.b hook: HG_NODE=07f3376c1e655977439df2a814e3cc14b27abac2 HG_PARENT1=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_PARENT2=ab228980c14deea8b9555d91c9581127383e40fd 

test generic hooks

  $ hg id

  pre-identify hook: HG_ARGS=id HG_OPTS={'bookmarks': None, 'branch': None, 'id': None, 'num': None, 'rev': '', 'tags': None} HG_PATS=[] 

  warning: pre-identify hook exited with status 1

  [1]

  $ hg cat b

  pre-cat hook: HG_ARGS=cat b HG_OPTS={'decode': None, 'exclude': [], 'include': [], 'output': '', 'rev': ''} HG_PATS=['b'] 

  b

  post-cat hook: HG_ARGS=cat b HG_OPTS={'decode': None, 'exclude': [], 'include': [], 'output': '', 'rev': ''} HG_PATS=['b'] HG_RESULT=0 

  $ cd ../b

  $ hg pull ../a

  pulling from ../a

  searching for changes

  prechangegroup hook: HG_SOURCE=pull HG_URL=file:$TESTTMP/a 

  adding changesets

  adding manifests

  adding file changes

  added 3 changesets with 2 changes to 2 files

  changegroup hook: HG_NODE=ab228980c14deea8b9555d91c9581127383e40fd HG_SOURCE=pull HG_URL=file:$TESTTMP/a 

  incoming hook: HG_NODE=ab228980c14deea8b9555d91c9581127383e40fd HG_SOURCE=pull HG_URL=file:$TESTTMP/a 

  incoming hook: HG_NODE=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_SOURCE=pull HG_URL=file:$TESTTMP/a 

  incoming hook: HG_NODE=07f3376c1e655977439df2a814e3cc14b27abac2 HG_SOURCE=pull HG_URL=file:$TESTTMP/a 

  (run 'hg update' to get a working copy)

tag hooks can see env vars

  $ cd ../a

  $ echo 'pretag = python "$TESTDIR"/printenv.py pretag' >> .hg/hgrc

  $ echo 'tag = unset HG_PARENT1 HG_PARENT2; python "$TESTDIR"/printenv.py tag' >> .hg/hgrc

  $ hg tag -d '3 0' a

  pretag hook: HG_LOCAL=0 HG_NODE=07f3376c1e655977439df2a814e3cc14b27abac2 HG_TAG=a 

  precommit hook: HG_PARENT1=07f3376c1e655977439df2a814e3cc14b27abac2 

  pretxncommit hook: HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PARENT1=07f3376c1e655977439df2a814e3cc14b27abac2 HG_PENDING=$TESTTMP/a 

  4:539e4b31b6dc

  commit hook: HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PARENT1=07f3376c1e655977439df2a814e3cc14b27abac2 

  commit.b hook: HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PARENT1=07f3376c1e655977439df2a814e3cc14b27abac2 

  tag hook: HG_LOCAL=0 HG_NODE=07f3376c1e655977439df2a814e3cc14b27abac2 HG_TAG=a 

  $ hg tag -l la

  pretag hook: HG_LOCAL=1 HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_TAG=la 

  tag hook: HG_LOCAL=1 HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_TAG=la 

pretag hook can forbid tagging

  $ echo 'pretag.forbid = python "$TESTDIR"/printenv.py pretag.forbid 1' >> .hg/hgrc

  $ hg tag -d '4 0' fa

  pretag hook: HG_LOCAL=0 HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_TAG=fa 

  pretag.forbid hook: HG_LOCAL=0 HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_TAG=fa 

  abort: pretag.forbid hook exited with status 1

  [255]

  $ hg tag -l fla

  pretag hook: HG_LOCAL=1 HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_TAG=fla 

  pretag.forbid hook: HG_LOCAL=1 HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_TAG=fla 

  abort: pretag.forbid hook exited with status 1

  [255]

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 "$TESTDIR"/printenv.py pretxncommit.forbid 1' >> .hg/hgrc

  $ echo z > z

  $ hg add z

  $ hg -q tip

  4:539e4b31b6dc

  $ hg commit -m 'fail' -d '4 0'

  precommit hook: HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 

  pretxncommit hook: HG_NODE=6f611f8018c10e827fee6bd2bc807f937e761567 HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PENDING=$TESTTMP/a 

  5:6f611f8018c1

  5:6f611f8018c1

  pretxncommit.forbid hook: HG_NODE=6f611f8018c10e827fee6bd2bc807f937e761567 HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PENDING=$TESTTMP/a 

  transaction abort!

  rollback completed

  abort: pretxncommit.forbid1 hook exited with status 1

  [255]

  $ hg -q tip

  4:539e4b31b6dc

precommit hook can prevent commit

  $ echo 'precommit.forbid = python "$TESTDIR"/printenv.py precommit.forbid 1' >> .hg/hgrc

  $ hg commit -m 'fail' -d '4 0'

  precommit hook: HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 

  precommit.forbid hook: HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 

  abort: precommit.forbid hook exited with status 1

  [255]

  $ hg -q tip

  4:539e4b31b6dc

preupdate hook can prevent update

  $ echo 'preupdate = python "$TESTDIR"/printenv.py preupdate' >> .hg/hgrc

  $ hg update 1

  preupdate hook: HG_PARENT1=ab228980c14d 

  0 files updated, 0 files merged, 2 files removed, 0 files unresolved

update hook

  $ echo 'update = python "$TESTDIR"/printenv.py update' >> .hg/hgrc

  $ hg update

  preupdate hook: HG_PARENT1=539e4b31b6dc 

  update hook: HG_ERROR=0 HG_PARENT1=539e4b31b6dc 

  2 files updated, 0 files merged, 0 files removed, 0 files unresolved

pushkey hook

  $ echo 'pushkey = python "$TESTDIR"/printenv.py pushkey' >> .hg/hgrc

  $ cd ../b

  $ hg bookmark -r null foo

  $ hg push -B foo ../a

  pushing to ../a

  searching for changes

  no changes found

  exporting bookmark foo

  pushkey hook: HG_KEY=foo HG_NAMESPACE=bookmarks HG_NEW=0000000000000000000000000000000000000000 HG_RET=1 

  $ cd ../a

listkeys hook

  $ echo 'listkeys = python "$TESTDIR"/printenv.py listkeys' >> .hg/hgrc

  $ hg bookmark -r null bar

  $ cd ../b

  $ hg pull -B bar ../a

  pulling from ../a

  listkeys hook: HG_NAMESPACE=bookmarks HG_VALUES={'bar': '0000000000000000000000000000000000000000', 'foo': '0000000000000000000000000000000000000000'} 

  no changes found

  listkeys hook: HG_NAMESPACE=bookmarks HG_VALUES={'bar': '0000000000000000000000000000000000000000', 'foo': '0000000000000000000000000000000000000000'} 

  importing bookmark bar

  $ cd ../a

test that prepushkey can prevent incoming keys

  $ echo 'prepushkey = python "$TESTDIR"/printenv.py prepushkey.forbid 1' >> .hg/hgrc

  $ cd ../b

  $ hg bookmark -r null baz

  $ hg push -B baz ../a

  pushing to ../a

  searching for changes

  no changes found

  listkeys hook: HG_NAMESPACE=bookmarks HG_VALUES={'bar': '0000000000000000000000000000000000000000', 'foo': '0000000000000000000000000000000000000000'} 

  listkeys hook: HG_NAMESPACE=bookmarks HG_VALUES={'bar': '0000000000000000000000000000000000000000', 'foo': '0000000000000000000000000000000000000000'} 

  exporting bookmark baz

  prepushkey.forbid hook: HG_KEY=baz HG_NAMESPACE=bookmarks HG_NEW=0000000000000000000000000000000000000000 

  abort: prepushkey hook exited with status 1

  [255]

  $ cd ../a

test that prelistkeys can prevent listing keys

  $ echo 'prelistkeys = python "$TESTDIR"/printenv.py prelistkeys.forbid 1' >> .hg/hgrc

  $ hg bookmark -r null quux

  $ cd ../b

  $ hg pull -B quux ../a

  pulling from ../a

  prelistkeys.forbid hook: HG_NAMESPACE=bookmarks 

  abort: prelistkeys hook exited with status 1

  [255]

  $ cd ../a

prechangegroup hook can prevent incoming changes

  $ cd ../b

  $ hg -q tip

  3:07f3376c1e65

  $ echo '[hooks]' > .hg/hgrc

  $ echo 'prechangegroup.forbid = python "$TESTDIR"/printenv.py prechangegroup.forbid 1' >> .hg/hgrc

  $ hg pull ../a

  pulling from ../a

  searching for changes

  prechangegroup.forbid hook: HG_SOURCE=pull HG_URL=file:$TESTTMP/a 

  abort: prechangegroup.forbid hook exited with status 1

  [255]

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 "$TESTDIR"/printenv.py pretxnchangegroup.forbid 1' >> .hg/hgrc

  $ hg pull ../a

  pulling from ../a

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  4:539e4b31b6dc

  pretxnchangegroup.forbid hook: HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PENDING=$TESTTMP/b HG_SOURCE=pull HG_URL=file:$TESTTMP/a 

  transaction abort!

  rollback completed

  abort: pretxnchangegroup.forbid1 hook exited with status 1

  [255]

  $ hg -q tip

  3:07f3376c1e65

outgoing hooks can see env vars

  $ rm .hg/hgrc

  $ echo '[hooks]' > ../a/.hg/hgrc

  $ echo 'preoutgoing = python "$TESTDIR"/printenv.py preoutgoing' >> ../a/.hg/hgrc

  $ echo 'outgoing = python "$TESTDIR"/printenv.py outgoing' >> ../a/.hg/hgrc

  $ hg pull ../a

  pulling from ../a

  searching for changes

  preoutgoing hook: HG_SOURCE=pull 

  adding changesets

  outgoing hook: HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_SOURCE=pull 

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  (run 'hg update' to get a working copy)

  $ hg rollback

  repository tip rolled back to revision 3 (undo pull)

preoutgoing hook can prevent outgoing changes

  $ echo 'preoutgoing.forbid = python "$TESTDIR"/printenv.py preoutgoing.forbid 1' >> ../a/.hg/hgrc

  $ hg pull ../a

  pulling from ../a

  searching for changes

  preoutgoing hook: HG_SOURCE=pull 

  preoutgoing.forbid hook: HG_SOURCE=pull 

  abort: preoutgoing.forbid hook exited with status 1

  [255]

outgoing hooks work for local clones

  $ cd ..

  $ echo '[hooks]' > a/.hg/hgrc

  $ echo 'preoutgoing = python "$TESTDIR"/printenv.py preoutgoing' >> a/.hg/hgrc

  $ echo 'outgoing = python "$TESTDIR"/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 "$TESTDIR"/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

  [255]

  $ 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 + {}

  > 

  > def verbosehook(ui, **args):

  >     ui.note('verbose output from hook\n')

  > 

  > 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

  [255]

  $ 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

  [255]

  $ 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)