$ cat <<EOF >> $HGRCPATH

  > [extensions]

  > notify=

  > 

  > [hooks]

  > changegroup.notify = python:hgext.notify.hook

  > 

  > [notify]

  > sources = push

  > diffstat = False

  > maxsubject = 10

  > 

  > [usersubs]

  > foo@bar = *

  > 

  > [reposubs]

  > * = baz

  > EOF

  $ hg init a

clone

  $ hg --traceback clone a b

  updating to branch default

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

  $ echo a > b/a

commit

  $ hg --traceback --cwd b commit -Ama

  adding a

  $ echo a >> b/a

commit

  $ hg --traceback --cwd b commit -Amb

push

  $ hg --traceback --cwd b push ../a 2>&1 |

  >     $PYTHON -c 'from __future__ import print_function ; import sys,re; print(re.sub("\n\t", " ", sys.stdin.read()), end="")'

  pushing to ../a

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 1 files

  Content-Type: text/plain; charset="us-ascii"

  Content-Transfer-Encoding: 7bit

  Date: * (glob)

  Subject: * (glob)

  From: test

  X-Hg-Notification: changeset cb9a9f314b8b

  Message-Id: <*> (glob)

  To: baz, foo@bar

  changeset cb9a9f314b8b in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=cb9a9f314b8b

  summary: a

  changeset ba677d0156c1 in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=ba677d0156c1

  summary: b

  diffs (6 lines):

  diff -r 000000000000 -r ba677d0156c1 a

  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000

  +++ b/a	Thu Jan 01 00:00:00 1970 +0000

  @@ -0,0 +1,2 @@

  +a

  +a

  $ hg --cwd a rollback

  repository tip rolled back to revision -1 (undo push)

unbundle with unrelated source

  $ hg --cwd b bundle ../test.hg ../a

  searching for changes

  2 changesets found

  $ hg --cwd a unbundle ../test.hg

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 1 files

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

  $ hg --cwd a rollback

  repository tip rolled back to revision -1 (undo unbundle)

unbundle with correct source

  $ hg --config notify.sources=unbundle --cwd a unbundle ../test.hg 2>&1 |

  >     $PYTHON -c 'from __future__ import print_function ; import sys,re; print(re.sub("\n\t", " ", sys.stdin.read()), end="")'

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 1 files

  Content-Type: text/plain; charset="us-ascii"

  Content-Transfer-Encoding: 7bit

  Date: * (glob)

  Subject: * (glob)

  From: test

  X-Hg-Notification: changeset cb9a9f314b8b

  Message-Id: <*> (glob)

  To: baz, foo@bar

  changeset cb9a9f314b8b in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=cb9a9f314b8b

  summary: a

  changeset ba677d0156c1 in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=ba677d0156c1

  summary: b

  diffs (6 lines):

  diff -r 000000000000 -r ba677d0156c1 a

  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000

  +++ b/a	Thu Jan 01 00:00:00 1970 +0000

  @@ -0,0 +1,2 @@

  +a

  +a

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

Check that using the first committer as the author of a changeset works:

Check that the config option works.

Check that the first committer is indeed used for "From:".

Check that the merge user is NOT used for "From:"

Create new file

  $ echo a > b/b

  $ echo b >> b/b

  $ echo c >> b/b

  $ hg --traceback --cwd b commit -Amnewfile -u committer_1

  adding b

commit as one user

  $ echo x > b/b

  $ echo b >> b/b

  $ echo c >> b/b

  $ hg --traceback --cwd b commit -Amx -u committer_2

commit as other user, change file so we can do an (automatic) merge

  $ hg --cwd b up 2

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ echo a > b/b

  $ echo b >> b/b

  $ echo y >> b/b

  $ hg --traceback --cwd b commit -Amy -u committer_3

  created new head

merge as a different user

  $ hg --cwd b merge --config notify.fromauthor=True

  merging b

  0 files updated, 1 files merged, 0 files removed, 0 files unresolved

  (branch merge, don't forget to commit)

  $ hg --traceback --cwd b commit -Am "merged"

push

  $ hg --traceback --cwd b --config notify.fromauthor=True push ../a 2>&1 |

  >     $PYTHON -c 'from __future__ import print_function ; import sys,re; print(re.sub("\n\t", " ", sys.stdin.read()), end="")'

  pushing to ../a

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 4 changesets with 4 changes to 1 files

  Content-Type: text/plain; charset="us-ascii"

  Content-Transfer-Encoding: 7bit

  Date: * (glob)

  Subject: * (glob)

  From: committer_1

  X-Hg-Notification: changeset 84e487dddc58

  Message-Id: <*> (glob)

  To: baz, foo@bar

  changeset 84e487dddc58 in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=84e487dddc58

  summary: newfile

  changeset b29c7a2b6b0c in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=b29c7a2b6b0c

  summary: x

  changeset 0957c7d64886 in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=0957c7d64886

  summary: y

  changeset 485b4e6b0249 in $TESTTMP/a (glob)

  details: $TESTTMP/a?cmd=changeset;node=485b4e6b0249

  summary: merged

  diffs (7 lines):

  diff -r ba677d0156c1 -r 485b4e6b0249 b

  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000

  +++ b/b	Thu Jan 01 00:00:00 1970 +0000

  @@ -0,0 +1,3 @@

  +x

  +b

  +y

  $ hg --cwd a rollback

  repository tip rolled back to revision 1 (undo push)