Test config convert.cvsps.mergefrom config setting.

(Should test similar mergeto feature, but I don't understand it yet.)

Requires builtin cvsps.

  $ "$TESTDIR/hghave" cvs || exit 80

  $ CVSROOT=`pwd`/cvsrepo

  $ export CVSROOT

  $ cvscall()

  > {

  >     cvs -f "$@"

  > }

output of 'cvs ci' varies unpredictably, so just discard it

XXX copied from test-convert-cvs-synthetic

  $ cvsci()

  > {

  >     cvs -f ci "$@" > /dev/null

  > }

XXX copied from test-convert-cvs-synthetic

  $ echo "[extensions]" >> $HGRCPATH

  $ echo "convert = " >> $HGRCPATH

  $ echo "graphlog = " >> $HGRCPATH

  $ echo "[convert]" >> $HGRCPATH

  $ echo "cvsps.cache=0" >> $HGRCPATH

  $ echo "cvsps.mergefrom=\[MERGE from (\S+)\]" >> $HGRCPATH

create cvs repository with one project

  $ mkdir cvsrepo

  $ cvscall -q -d "$CVSROOT" init

  $ mkdir cvsrepo/proj

populate cvs repository

  $ cvscall -Q co proj

  $ cd proj

  $ touch file1

  $ cvscall -Q add file1

  $ cvsci -m"add file1 on trunk"

  cvs commit: Examining .

create two release branches

  $ cvscall -q tag -b v1_0

  T file1

  $ cvscall -q tag -b v1_1

  T file1

modify file1 on branch v1_0

  $ cvscall -Q update -rv1_0

  $ sleep 1

  $ echo "change" >> file1

  $ cvsci -m"add text"

  cvs commit: Examining .

make unrelated change on v1_1

  $ cvscall -Q update -rv1_1

  $ touch unrelated

  $ cvscall -Q add unrelated

  $ cvsci -m"unrelated change"

  cvs commit: Examining .

merge file1 to v1_1

  $ cvscall -Q update -jv1_0

  RCS file: $TESTTMP/cvsrepo/proj/file1,v

  retrieving revision 1.1

  retrieving revision 1.1.2.1

  Merging differences between 1.1 and 1.1.2.1 into file1

  $ cvsci -m"add text [MERGE from v1_0]"

  cvs commit: Examining .

merge change to trunk

  $ cvscall -Q update -A

  $ cvscall -Q update -jv1_1

  RCS file: $TESTTMP/cvsrepo/proj/file1,v

  retrieving revision 1.1

  retrieving revision 1.1.4.1

  Merging differences between 1.1 and 1.1.4.1 into file1

  $ cvsci -m"add text [MERGE from v1_1]"

  cvs commit: Examining .

non-merged change on trunk

  $ echo "foo" > file2

  $ cvscall -Q add file2

  $ cvsci -m"add file2 on trunk" file2

this will create rev 1.3

change on trunk to backport

  $ sleep 1

  $ echo "backport me" >> file1

  $ cvsci -m"add other text" file1

  $ cvscall log file1

  RCS file: $TESTTMP/cvsrepo/proj/file1,v

  Working file: file1

  head: 1.3

  branch:

  locks: strict

  access list:

  symbolic names:

  	v1_1: 1.1.0.4

  	v1_0: 1.1.0.2

  keyword substitution: kv

  total revisions: 5;	selected revisions: 5

  description:

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

  revision 1.3

  date: * (glob)

  add other text

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

  revision 1.2

  date: * (glob)

  add text [MERGE from v1_1]

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

  revision 1.1

  date: * (glob)

  branches:  1.1.2;  1.1.4;

  add file1 on trunk

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

  revision 1.1.4.1

  date: * (glob)

  add text [MERGE from v1_0]

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

  revision 1.1.2.1

  date: * (glob)

  add text

  =============================================================================

XXX how many ways are there to spell "trunk" with CVS?

backport trunk change to v1_1

  $ cvscall -Q update -rv1_1

  $ cvscall -Q update -j1.2 -j1.3 file1

  RCS file: $TESTTMP/cvsrepo/proj/file1,v

  retrieving revision 1.2

  retrieving revision 1.3

  Merging differences between 1.2 and 1.3 into file1

  $ cvsci -m"add other text [MERGE from HEAD]" file1

fix bug on v1_1, merge to trunk with error

  $ cvscall -Q update -rv1_1

  $ sleep 1

  $ echo "merge forward" >> file1

  $ cvscall -Q tag unmerged

  $ cvsci -m"fix file1"

  cvs commit: Examining .

  $ cvscall -Q update -A

  $ cvscall -Q update -junmerged -jv1_1

  RCS file: $TESTTMP/cvsrepo/proj/file1,v

  retrieving revision 1.1.4.2

  retrieving revision 1.1.4.3

  Merging differences between 1.1.4.2 and 1.1.4.3 into file1

note the typo in the commit log message

  $ cvsci -m"fix file1 [MERGE from v1-1]"

  cvs commit: Examining .

  $ cvs -Q tag -d unmerged

convert to hg

  $ cd ..

  $ hg convert proj proj.hg

  initializing destination proj.hg repository

  connecting to $TESTTMP/cvsrepo

  scanning source...

  collecting CVS rlog

  12 log entries

  creating changesets

  warning: CVS commit message references non-existent branch 'v1-1':

  fix file1 [MERGE from v1-1]

  10 changeset entries

  sorting...

  converting...

  9 add file1 on trunk

  8 add text

  7 unrelated change

  6 add text [MERGE from v1_0]

  5 add text [MERGE from v1_1]

  4 add file2 on trunk

  3 add other text

  2 add other text [MERGE from HEAD]

  1 fix file1

  0 fix file1 [MERGE from v1-1]

complete log

  $ template="{rev}: '{branches}' {desc}\n"

  $ hg -R proj.hg log --template="$template"

  9: '' fix file1 [MERGE from v1-1]

  8: 'v1_1' fix file1

  7: 'v1_1' add other text [MERGE from HEAD]

  6: '' add other text

  5: '' add file2 on trunk

  4: '' add text [MERGE from v1_1]

  3: 'v1_1' add text [MERGE from v1_0]

  2: 'v1_1' unrelated change

  1: 'v1_0' add text

  0: '' add file1 on trunk

graphical log

  $ hg -R proj.hg glog --template="$template"

  o  9: '' fix file1 [MERGE from v1-1]

  |

  | o  8: 'v1_1' fix file1

  | |

  | o  7: 'v1_1' add other text [MERGE from HEAD]

  |/|

  o |  6: '' add other text

  | |

  o |  5: '' add file2 on trunk

  | |

  o |  4: '' add text [MERGE from v1_1]

  |\|

  | o    3: 'v1_1' add text [MERGE from v1_0]

  | |\

  +---o  2: 'v1_1' unrelated change

  | |

  | o  1: 'v1_0' add text

  |/

  o  0: '' add file1 on trunk