test of the fold command

------------------------

  $ cat >> $HGRCPATH <<EOF

  > [defaults]

  > amend=-d "0 0"

  > fold=-d "0 0"

  > split=-d "0 0"

  > amend=-d "0 0"

  > [web]

  > push_ssl = false

  > allow_push = *

  > [phases]

  > publish = False

  > [diff]

  > git = 1

  > unified = 0

  > [ui]

  > interactive = true

  > [extensions]

  > EOF

  $ echo "topic=$(echo $(dirname $TESTDIR))/hgext3rd/topic/" >> $HGRCPATH

  $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext3rd/evolve/" >> $HGRCPATH

  $ mkcommit() {

  >    echo "$1" > "$1"

  >    hg add "$1"

  >    hg ci -m "add $1" $2 $3

  > }

  $ logtopic() {

  >    hg log -G -T "{rev}:{node}\ntopics: {topics}" 

  > }

Check that fold keep the topic if all revisions have the topic

--------------------------------------------------------------

  $ hg init testfold

  $ cd testfold

  $ mkcommit ROOT

  $ hg topic myfeature

  marked working directory as topic: myfeature

  $ mkcommit feature1

  active topic 'myfeature' grew its first changeset

  $ mkcommit feature2

  $ logtopic

  @  2:d76a6166b18c835be9a487c5e21c7d260f0a1676

  |  topics: myfeature

  o  1:39e7a938055e87615edf675c24a10997ff05bb06

  |  topics: myfeature

  o  0:3e7df3b3b17c6deb4a1c70e790782fdf17af96a7

     topics:

  $ hg fold --exact -r "(tip~1)::" -m "folded"

  2 changesets folded

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

  $ hg stack

  ### topic: myfeature

  ### target: default (branch)

  t1@ folded (current)

  t0^ add ROOT (base)

  $ logtopic

  @  3:4fd43e5bdc443dc8489edffac19bd8f93ccf1a5c

  |  topics: myfeature

  o  0:3e7df3b3b17c6deb4a1c70e790782fdf17af96a7

     topics:

  $ hg summary

  parent: 3:4fd43e5bdc44 tip

   folded

  branch: default

  commit: (clean)

  update: (current)

  phases: 2 draft

  topic:  myfeature

Check that fold dismis the topic if not all revisions have the topic

--------------------------------------------------------------------

(I'm not sure this behavior make senses, but now it is tested)

  $ hg topic --clear

  $ mkcommit feature3

  created new head

  (consider using topic for lightweight branches. See 'hg help topic')

  $ hg topic myotherfeature

  marked working directory as topic: myotherfeature

  $ mkcommit feature4

  active topic 'myotherfeature' grew its first changeset

  $ logtopic

  @  5:5ded4d6d578c37f339b0716de2e46e12ece7cbde

  |  topics: myotherfeature

  o  4:bdf6950b9b5b7c6b377c8132667c73ec86d5734f

  |  topics:

  o  3:4fd43e5bdc443dc8489edffac19bd8f93ccf1a5c

  |  topics: myfeature

  o  0:3e7df3b3b17c6deb4a1c70e790782fdf17af96a7

     topics:

  $ hg fold --exact -r "(tip~1)::" -m "folded 2"

  active topic 'myotherfeature' is now empty

  2 changesets folded

  clearing empty topic "myotherfeature"

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

  $ logtopic

  @  6:03da8f7238e9a4d708d6b8af402c91c68f271477

  |  topics:

  o  3:4fd43e5bdc443dc8489edffac19bd8f93ccf1a5c

  |  topics: myfeature

  o  0:3e7df3b3b17c6deb4a1c70e790782fdf17af96a7

     topics:

  $ hg summary

  parent: 6:03da8f7238e9 tip

   folded 2

  branch: default

  commit: (clean)

  update: (current)

  phases: 3 draft