$ "$TESTDIR/hghave" svn svn-bindings || exit 80

  $ fix_path()

  > {

  >     tr '\\' /

  > }

  $ echo "[extensions]" >> $HGRCPATH

  $ echo "convert = " >> $HGRCPATH

  $ echo "mq = " >> $HGRCPATH

  $ svnpath=`pwd | fix_path`/svn-repo

  $ svnadmin create "$svnpath"

  $ cat > "$svnpath"/hooks/pre-revprop-change <<EOF

  > #!/bin/sh

  > 

  > REPOS="$1"

  > REV="$2"

  > USER="$3"

  > PROPNAME="$4"

  > ACTION="$5"

  > 

  > if [ "$ACTION" = "M" -a "$PROPNAME" = "svn:log" ]; then exit 0; fi

  > if [ "$ACTION" = "A" -a "$PROPNAME" = "hg:convert-branch" ]; then exit 0; fi

  > if [ "$ACTION" = "A" -a "$PROPNAME" = "hg:convert-rev" ]; then exit 0; fi

  > 

  > echo "Changing prohibited revision property" >&2

  > exit 1

  > EOF

  $ chmod +x "$svnpath"/hooks/pre-revprop-change

  $ 

  $ # SVN wants all paths to start with a slash. Unfortunately,

  $ # Windows ones don't. Handle that.

  $ svnurl="$svnpath"

  $ expr "$svnurl" : "\/" > /dev/null || svnurl="/$svnurl"

  $ svnurl="file://$svnurl"

  $ svn co "$svnurl" "$svnpath"-wc

  Checked out revision 0.

  $ cd "$svnpath"-wc

  $ echo a > a

  $ svn add a

  A         a

  $ svn ci -m'added a' a

  Adding         a

  Transmitting file data .

  Committed revision 1.

  $ cd ..

initial roundtrip

  $ hg convert -s svn -d hg "$svnpath"-wc "$svnpath"-hg | grep -v initializing

  scanning source...

  sorting...

  converting...

  0 added a

  $ hg convert -s hg -d svn "$svnpath"-hg "$svnpath"-wc

  scanning source...

  sorting...

  converting...

second roundtrip should do nothing

  $ hg convert -s svn -d hg "$svnpath"-wc "$svnpath"-hg

  scanning source...

  sorting...

  converting...

  $ hg convert -s hg -d svn "$svnpath"-hg "$svnpath"-wc

  scanning source...

  sorting...

  converting...

new hg rev

  $ hg clone "$svnpath"-hg "$svnpath"-work

  updating to branch default

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

  $ cd "$svnpath"-work

  $ echo b > b

  $ hg add b

  $ hg ci -mb

adding an empty revision

  $ hg qnew -m emtpy empty

  $ hg qfinish -a

  $ cd ..

echo hg to svn

  $ hg --cwd "$svnpath"-hg pull -q "$svnpath"-work

  $ hg convert -s hg -d svn "$svnpath"-hg "$svnpath"-wc

  scanning source...

  sorting...

  converting...

  1 b

  0 emtpy

svn back to hg should do nothing

  $ hg convert -s svn -d hg "$svnpath"-wc "$svnpath"-hg

  scanning source...

  sorting...

  converting...

hg back to svn should do nothing

  $ hg convert -s hg -d svn "$svnpath"-hg "$svnpath"-wc

  scanning source...

  sorting...

  converting...