tests/test-hook.t

12155:94ad12aa0530

  $ 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

# 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=[] 

  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

  $ 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

  $ 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

  $ 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):

  $ 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

12156:4c94b6d0fb1c

  $ 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
  precommit hook: HG_PARENT1=0000000000000000000000000000000000000000 
  pretxncommit hook: HG_NODE=cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b HG_PARENT1=0000000000000000000000000000000000000000 HG_PENDING=$HGTMP/test-hook.t/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

# 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=$HGTMP/test-hook.t/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=$HGTMP/test-hook.t/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=$HGTMP/test-hook.t/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={'tags': None, 'rev': '', 'num': None, 'branch': None, 'id': None} HG_PATS=[] 

  b

  $ cd ../b
  $ hg pull ../a
  prechangegroup hook: HG_SOURCE=pull HG_URL=file: 
  changegroup hook: HG_NODE=ab228980c14deea8b9555d91c9581127383e40fd HG_SOURCE=pull HG_URL=file: 
  incoming hook: HG_NODE=ab228980c14deea8b9555d91c9581127383e40fd HG_SOURCE=pull HG_URL=file: 
  incoming hook: HG_NODE=ee9deb46ab31e4cc3310f3cf0c3d668e4d8fffc2 HG_SOURCE=pull HG_URL=file: 
  incoming hook: HG_NODE=07f3376c1e655977439df2a814e3cc14b27abac2 HG_SOURCE=pull HG_URL=file: 
  pulling from ../a
  searching for changes
  adding changesets
  adding manifests
  adding file changes

  $ 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=07f3376c1e655977439df2a814e3cc14b27abac2 HG_TAG=a 
  precommit hook: HG_PARENT1=07f3376c1e655977439df2a814e3cc14b27abac2 
  pretxncommit hook: HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PARENT1=07f3376c1e655977439df2a814e3cc14b27abac2 HG_PENDING=$HGTMP/test-hook.t/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 ../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
  $ 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

# 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
  4:539e4b31b6dc
  $ hg commit -m 'fail' -d '4 0'
  precommit hook: HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 
  pretxncommit hook: HG_NODE=6f611f8018c10e827fee6bd2bc807f937e761567 HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PENDING=$HGTMP/test-hook.t/a 
  5:6f611f8018c1
  5:6f611f8018c1
  pretxncommit.forbid hook: HG_NODE=6f611f8018c10e827fee6bd2bc807f937e761567 HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_PENDING=$HGTMP/test-hook.t/a 
  transaction abort!
  rollback completed
  abort: pretxncommit.forbid1 hook exited with status 1
  $ hg -q tip
  4:539e4b31b6dc

# 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=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 
  precommit.forbid hook: HG_PARENT1=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 
  abort: precommit.forbid hook exited with status 1
  $ hg -q tip
  4:539e4b31b6dc

# preupdate hook can prevent update

  $ echo 'preupdate = python ../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 ../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

# prechangegroup hook can prevent incoming changes

  $ cd ../b
  $ hg -q tip
  3:07f3376c1e65
  $ 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

  $ 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
  4:539e4b31b6dc
  pretxnchangegroup.forbid hook: HG_NODE=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 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
  3:07f3376c1e65

# 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=539e4b31b6dc99b3cfbaa6b53cbc1c1f9a1e3a10 HG_SOURCE=pull 
  pulling from ../a
  searching for changes
  adding changesets
  adding manifests
  adding file changes

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

  $ echo a >> a
  $ hg --traceback commit -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):

  $ echo '[hooks]' > .hg/hgrc
  $ echo 'commit = hg id' >> .hg/hgrc
  $ echo 'update = hg id' >> .hg/hgrc
  $ echo bb > a
  $ hg ci -ma
  223eafe2750c tip
  $ hg up 0
  cb9a9f314b8b
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ exit 0