$ hg init test

  $ cd test

  $ echo a > a

  $ hg add a

  $ hg commit -m "test"

  $ hg history

  changeset:   0:acb14030fe0a

  tag:         tip

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     test

  $ hg tag ' '

  abort: tag names cannot consist entirely of whitespace

  [255]

(this tests also that editor is not invoked, if '--edit' is not

specified)

  $ HGEDITOR=cat hg tag "bleah"

  $ hg history

  changeset:   1:d4f0d2909abc

  tag:         tip

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     Added tag bleah for changeset acb14030fe0a

  changeset:   0:acb14030fe0a

  tag:         bleah

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     test

  $ echo foo >> .hgtags

  $ hg tag "bleah2"

  abort: working copy of .hgtags is changed

  (please commit .hgtags manually)

  [255]

  $ hg revert .hgtags

  $ hg tag -r 0 x y z y y z

  abort: tag names must be unique

  [255]

  $ hg tag tap nada dot tip

  abort: the name 'tip' is reserved

  [255]

  $ hg tag .

  abort: the name '.' is reserved

  [255]

  $ hg tag null

  abort: the name 'null' is reserved

  [255]

  $ hg tag "bleah"

  abort: tag 'bleah' already exists (use -f to force)

  [255]

  $ hg tag "blecch" "bleah"

  abort: tag 'bleah' already exists (use -f to force)

  [255]

  $ hg tag --remove "blecch"

  abort: tag 'blecch' does not exist

  [255]

  $ hg tag --remove "bleah" "blecch" "blough"

  abort: tag 'blecch' does not exist

  [255]

  $ hg tag -r 0 "bleah0"

  $ hg tag -l -r 1 "bleah1"

  $ hg tag gack gawk gorp

  $ hg tag -f gack

  $ hg tag --remove gack gorp

  $ hg tag "bleah "

  abort: tag 'bleah' already exists (use -f to force)

  [255]

  $ hg tag " bleah"

  abort: tag 'bleah' already exists (use -f to force)

  [255]

  $ hg tag " bleah"

  abort: tag 'bleah' already exists (use -f to force)

  [255]

  $ hg tag -r 0 "  bleahbleah  "

  $ hg tag -r 0 " bleah bleah "

  $ cat .hgtags

  acb14030fe0a21b60322c440ad2d20cf7685a376 bleah

  acb14030fe0a21b60322c440ad2d20cf7685a376 bleah0

  336fccc858a4eb69609a291105009e484a6b6b8d gack

  336fccc858a4eb69609a291105009e484a6b6b8d gawk

  336fccc858a4eb69609a291105009e484a6b6b8d gorp

  336fccc858a4eb69609a291105009e484a6b6b8d gack

  799667b6f2d9b957f73fa644a918c2df22bab58f gack

  799667b6f2d9b957f73fa644a918c2df22bab58f gack

  0000000000000000000000000000000000000000 gack

  336fccc858a4eb69609a291105009e484a6b6b8d gorp

  0000000000000000000000000000000000000000 gorp

  acb14030fe0a21b60322c440ad2d20cf7685a376 bleahbleah

  acb14030fe0a21b60322c440ad2d20cf7685a376 bleah bleah

  $ cat .hg/localtags

  d4f0d2909abc9290e2773c08837d70c1794e3f5a bleah1

tagging on a non-head revision

  $ hg update 0

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

  $ hg tag -l localblah

  $ hg tag "foobar"

  abort: not at a branch head (use -f to force)

  [255]

  $ hg tag -f "foobar"

  $ cat .hgtags

  acb14030fe0a21b60322c440ad2d20cf7685a376 foobar

  $ cat .hg/localtags

  d4f0d2909abc9290e2773c08837d70c1794e3f5a bleah1

  acb14030fe0a21b60322c440ad2d20cf7685a376 localblah

  $ hg tag -l 'xx

  > newline'

  abort: '\n' cannot be used in a name

  [255]

  $ hg tag -l 'xx:xx'

  abort: ':' cannot be used in a name

  [255]

cloning local tags

  $ cd ..

  $ hg -R test log -r0:5

  changeset:   0:acb14030fe0a

  tag:         bleah

  tag:         bleah bleah

  tag:         bleah0

  tag:         bleahbleah

  tag:         foobar

  tag:         localblah

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     test

  changeset:   1:d4f0d2909abc

  tag:         bleah1

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     Added tag bleah for changeset acb14030fe0a

  changeset:   2:336fccc858a4

  tag:         gawk

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     Added tag bleah0 for changeset acb14030fe0a

  changeset:   3:799667b6f2d9

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     Added tag gack, gawk, gorp for changeset 336fccc858a4

  changeset:   4:154eeb7c0138

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     Added tag gack for changeset 799667b6f2d9

  changeset:   5:b4bb47aaff09

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     Removed tag gack, gorp

  $ hg clone -q -rbleah1 test test1

  $ hg -R test1 parents --style=compact

  1[tip]   d4f0d2909abc   1970-01-01 00:00 +0000   test

    Added tag bleah for changeset acb14030fe0a

  $ hg clone -q -r5 test#bleah1 test2

  $ hg -R test2 parents --style=compact

  5[tip]   b4bb47aaff09   1970-01-01 00:00 +0000   test

    Removed tag gack, gorp

  $ hg clone -q -U test#bleah1 test3

  $ hg -R test3 parents --style=compact

  $ cd test

Issue601: hg tag doesn't do the right thing if .hgtags or localtags

doesn't end with EOL

  $ python << EOF

  > f = file('.hg/localtags'); last = f.readlines()[-1][:-1]; f.close()

  > f = file('.hg/localtags', 'w'); f.write(last); f.close()

  > EOF

  $ cat .hg/localtags; echo

  acb14030fe0a21b60322c440ad2d20cf7685a376 localblah

  $ hg tag -l localnewline

  $ cat .hg/localtags; echo

  acb14030fe0a21b60322c440ad2d20cf7685a376 localblah

  c2899151f4e76890c602a2597a650a72666681bf localnewline

  $ python << EOF

  > f = file('.hgtags'); last = f.readlines()[-1][:-1]; f.close()

  > f = file('.hgtags', 'w'); f.write(last); f.close()

  > EOF

  $ hg ci -m'broken manual edit of .hgtags'

  $ cat .hgtags; echo

  acb14030fe0a21b60322c440ad2d20cf7685a376 foobar

  $ hg tag newline

  $ cat .hgtags; echo

  acb14030fe0a21b60322c440ad2d20cf7685a376 foobar

  a0eea09de1eeec777b46f2085260a373b2fbc293 newline

tag and branch using same name

  $ hg branch tag-and-branch-same-name

  marked working directory as branch tag-and-branch-same-name

  (branches are permanent and global, did you want a bookmark?)

  $ hg ci -m"discouraged"

  $ hg tag tag-and-branch-same-name

  warning: tag tag-and-branch-same-name conflicts with existing branch name

test custom commit messages

  $ cat > editor.sh << '__EOF__'

  > echo "==== before editing"

  > cat "$1"

  > echo "===="

  > echo "custom tag message" > "$1"

  > echo "second line" >> "$1"

  > __EOF__

at first, test saving last-message.txt

(test that editor is not invoked before transaction starting)

  $ cat > .hg/hgrc << '__EOF__'

  > [hooks]

  > # this failure occurs before editor invocation

  > pretag.test-saving-lastmessage = false

  > __EOF__

  $ rm -f .hg/last-message.txt

  $ HGEDITOR="\"sh\" \"`pwd`/editor.sh\"" hg tag custom-tag -e

  abort: pretag.test-saving-lastmessage hook exited with status 1

  [255]

  $ test -f .hg/last-message.txt

  [1]

(test that editor is invoked and commit message is saved into

"last-message.txt")

  $ cat >> .hg/hgrc << '__EOF__'

  > [hooks]

  > pretag.test-saving-lastmessage =

  > # this failure occurs after editor invocation

  > pretxncommit.unexpectedabort = false

  > __EOF__

(this tests also that editor is invoked, if '--edit' is specified,

regardless of '--message')

  $ rm -f .hg/last-message.txt

  $ HGEDITOR="\"sh\" \"`pwd`/editor.sh\"" hg tag custom-tag -e -m "foo bar"

  ==== before editing

  foo bar

  HG: Enter commit message.  Lines beginning with 'HG:' are removed.

  HG: Leave message empty to abort commit.

  HG: --

  HG: user: test

  HG: branch 'tag-and-branch-same-name'

  HG: changed .hgtags

  ====

  transaction abort!

  rollback completed

  note: commit message saved in .hg/last-message.txt

  abort: pretxncommit.unexpectedabort hook exited with status 1

  [255]

  $ cat .hg/last-message.txt

  custom tag message

  second line

  $ cat >> .hg/hgrc << '__EOF__'

  > [hooks]

  > pretxncommit.unexpectedabort =

  > __EOF__

  $ hg status .hgtags

  M .hgtags

  $ hg revert --no-backup -q .hgtags

then, test custom commit message itself

  $ HGEDITOR="\"sh\" \"`pwd`/editor.sh\"" hg tag custom-tag -e

  ==== before editing

  Added tag custom-tag for changeset 75a534207be6

  HG: Enter commit message.  Lines beginning with 'HG:' are removed.

  HG: Leave message empty to abort commit.

  HG: --

  HG: user: test

  HG: branch 'tag-and-branch-same-name'

  HG: changed .hgtags

  ====

  $ hg log -l1 --template "{desc}\n"

  custom tag message

  second line

local tag with .hgtags modified

  $ hg tag hgtags-modified

  $ hg rollback

  repository tip rolled back to revision 13 (undo commit)

  working directory now based on revision 13

  $ hg st

  M .hgtags

  ? .hgtags.orig

  ? editor.sh

  $ hg tag --local baz

  $ hg revert --no-backup .hgtags

tagging when at named-branch-head that's not a topo-head

  $ hg up default

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

  $ hg merge -t internal:local

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

  (branch merge, don't forget to commit)

  $ hg ci -m 'merge named branch'

  $ hg up 13

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

  $ hg tag new-topo-head

tagging on null rev

  $ hg up null

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

  $ hg tag nullrev

  abort: not at a branch head (use -f to force)

  [255]

  $ hg init empty

  $ hg tag -R empty nullrev

  abort: cannot tag null revision

  [255]

  $ hg tag -R empty -r 00000000000 -f nulltag

  abort: cannot tag null revision

  [255]

  $ cd ..

tagging on an uncommitted merge (issue2542)

  $ hg init repo-tag-uncommitted-merge

  $ cd repo-tag-uncommitted-merge

  $ echo c1 > f1

  $ hg ci -Am0

  adding f1

  $ echo c2 > f2

  $ hg ci -Am1

  adding f2

  $ hg co -q 0