test-subrepo-git.t: silence git output

Older git versions have different ideas of what output is considered quiet,
so the tests can be more version-blind.

tests/test-subrepo-git.t

@@ -1,266 +1,262 b''
   $ "$TESTDIR/hghave" git || exit 80
 
 make git commits repeatable
 
   $ GIT_AUTHOR_NAME='test'; export GIT_AUTHOR_NAME
   $ GIT_AUTHOR_EMAIL='[e-mail]'; export GIT_AUTHOR_EMAIL
   $ GIT_AUTHOR_DATE='1234567891 +0000'; export GIT_AUTHOR_DATE
   $ GIT_COMMITTER_NAME="$GIT_AUTHOR_NAME"; export GIT_COMMITTER_NAME
   $ GIT_COMMITTER_EMAIL="$GIT_AUTHOR_EMAIL"; export GIT_COMMITTER_EMAIL
   $ GIT_COMMITTER_DATE="$GIT_AUTHOR_DATE"; export GIT_COMMITTER_DATE
 
 root hg repo
 
   $ hg init t
   $ cd t
   $ echo a > a
   $ hg add a
   $ hg commit -m a
   $ cd ..
 
 new external git repo
 
   $ mkdir gitroot
   $ cd gitroot
   $ git init -q
   $ echo g > g
   $ git add g
   $ git commit -q -m g
 
 add subrepo clone
 
   $ cd ../t
   $ echo 's = [git]../gitroot' > .hgsub
   $ git clone -q ../gitroot s
   $ hg add .hgsub
   $ hg commit -m 'new git subrepo'
   committing subrepository $TESTTMP/t/s
   $ hg debugsub
   path s
    source   ../gitroot
    revision da5f5b1d8ffcf62fb8327bcd3c89a4367a6018e7
 
 record a new commit from upstream from a different branch
 
   $ cd ../gitroot
-  $ git checkout -b testing
-  Switched to a new branch 'testing'
+  $ git checkout -q -b testing
   $ echo gg >> g
   $ git commit -q -a -m gg
 
   $ cd ../t/s
-  $ git pull -q
-  $ git checkout -b testing origin/testing
-  Switched to a new branch 'testing'
-  Branch testing set up to track remote branch testing from origin.
+  $ git pull -q >/dev/null 2>/dev/null
+  $ git checkout -q -b testing origin/testing >/dev/null
 
   $ cd ..
   $ hg commit -m 'update git subrepo'
   committing subrepository $TESTTMP/t/s
   $ hg debugsub
   path s
    source   ../gitroot
    revision 126f2a14290cd5ce061fdedc430170e8d39e1c5a
 
 clone root
 
   $ hg clone . ../tc
   updating to branch default
   cloning subrepo s
   3 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ cd ../tc
   $ hg debugsub
   path s
    source   ../gitroot
    revision 126f2a14290cd5ce061fdedc430170e8d39e1c5a
 
 update to previous substate
 
-  $ hg update 1
-  Switched to a new branch 'master'
+  $ hg update 1 2>/dev/null
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ cat s/g
   g
   $ hg debugsub
   path s
    source   ../gitroot
    revision da5f5b1d8ffcf62fb8327bcd3c89a4367a6018e7
 
 make $GITROOT pushable, by replacing it with a clone with nothing checked out
 
   $ cd ..
   $ git clone gitroot gitrootbare --bare -q
   $ rm -rf gitroot
   $ mv gitrootbare gitroot
 
 clone root, make local change
 
   $ cd t
   $ hg clone . ../ta
   updating to branch default
   cloning subrepo s
   3 files updated, 0 files merged, 0 files removed, 0 files unresolved
 
   $ cd ../ta
   $ echo ggg >> s/g
   $ hg commit -m ggg
   committing subrepository $TESTTMP/ta/s
   $ hg debugsub
   path s
    source   ../gitroot
    revision 79695940086840c99328513acbe35f90fcd55e57
 
 clone root separately, make different local change
 
   $ cd ../t
   $ hg clone . ../tb
   updating to branch default
   cloning subrepo s
   3 files updated, 0 files merged, 0 files removed, 0 files unresolved
 
   $ cd ../tb/s
   $ echo f > f
   $ git add f
   $ cd ..
 
   $ hg commit -m f
   committing subrepository $TESTTMP/tb/s
   $ hg debugsub
   path s
    source   ../gitroot
    revision aa84837ccfbdfedcdcdeeedc309d73e6eb069edc
 
 user b push changes
 
-  $ hg push
+  $ hg push 2>/dev/null
   pushing to $TESTTMP/t
   pushing branch testing of subrepo s
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files
 
 user a pulls, merges, commits
 
   $ cd ../ta
   $ hg pull
   pulling from $TESTTMP/t
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files (+1 heads)
   (run 'hg heads' to see heads, 'hg merge' to merge)
-  $ hg merge
-  Automatic merge went well; stopped before committing as requested
+  $ hg merge 2>/dev/null
   pulling subrepo s
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (branch merge, don't forget to commit)
   $ cat s/f
   f
   $ cat s/g
   g
   gg
   ggg
   $ hg commit -m 'merge'
   committing subrepository $TESTTMP/ta/s
   $ hg debugsub
   path s
    source   ../gitroot
    revision f47b465e1bce645dbf37232a00574aa1546ca8d3
-  $ hg push
+  $ hg push 2>/dev/null
   pushing to $TESTTMP/t
   pushing branch testing of subrepo s
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 2 changesets with 2 changes to 1 files
 
 make upstream git changes
 
   $ cd ..
   $ git clone -q gitroot gitclone
   $ cd gitclone
   $ echo ff >> f
   $ git commit -q -a -m ff
   $ echo fff >> f
   $ git commit -q -a -m fff
-  $ git push -q origin testing
+  $ git push origin testing 2>/dev/null
 
 make and push changes to hg without updating the subrepo
 
   $ cd ../t
   $ hg clone . ../td
   updating to branch default
   cloning subrepo s
   checking out detached HEAD in subrepo s
   check out a git branch if you intend to make changes
   3 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ cd ../td
   $ echo aa >> a
   $ hg commit -m aa
   $ hg push
   pushing to $TESTTMP/t
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files
 
 sync to upstream git, distribute changes
 
   $ cd ../ta
   $ hg pull -u -q
   $ cd s
-  $ git pull -q
+  $ git pull -q >/dev/null 2>/dev/null
   $ cd ..
   $ hg commit -m 'git upstream sync'
   committing subrepository $TESTTMP/ta/s
   $ hg debugsub
   path s
    source   ../gitroot
    revision 32a343883b74769118bb1d3b4b1fbf9156f4dddc
   $ hg push -q
 
   $ cd ../tb
   $ hg pull -q
-  $ hg update
+  $ hg update 2>/dev/null
   pulling subrepo s
   2 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg debugsub
   path s
    source   ../gitroot
    revision 32a343883b74769118bb1d3b4b1fbf9156f4dddc
 
 update to a revision without the subrepo, keeping the local git repository
 
   $ cd ../t
   $ hg up 0
   0 files updated, 0 files merged, 2 files removed, 0 files unresolved
   $ ls -a s
   .
   ..
   .git
 
   $ hg up 2
   2 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ ls -a s
   .
   ..
   .git
   g
 
 archive subrepos
 
-  $ cd ../t
-  $ hg archive --subrepos -r 5 ../archive
+  $ cd ../tc
+  $ hg pull -q
+  $ hg archive --subrepos -r 5 ../archive 2>/dev/null
   pulling subrepo s
   $ cd ../archive
   $ cat s/f
   f
   $ cat s/g
   g
   gg
   ggg