#!/bin/sh

# File: test-mtn2svn.include
#
# This is an include for all other tests.
# Tested with monotone 0.35, Subversion Version 1.3.0 (r17949)
#
# Can enable shared base dir by setting "SHAREDDIR=yes" before start
# scripts "test-mtn2svn-*.sh". Default is off.

STARTDIR=$PWD

# Fast exit, if no backend installed
which mtn >/dev/null 2>&1 || exit 201
which svn >/dev/null 2>&1 || exit 201

# Exit immediately if a command exits with a non-zero
set -e

# Remove monotone keypair, because Tailor is bootstrapping it again (see patch)
rm -f $HOME/.monotone/keys/key-dummy

# Create a new empty tempdirectory and work there.
rm -rf testdir
mkdir testdir
cd testdir

# Runs with Shared basedir?
if [ -n "$SHAREDDIR" ]
then
        SOURCEDIR="shared-dir"
        TARGETDIR="shared-dir"
else
        SOURCEDIR="source-side"
        TARGETDIR="target-side"
fi

# execute monotone with more params
mtn_exec()
{
        mtn --norc --keydir=$KEYDIR --rcfile=$LUA "$@"
}

monotone_setup()
{
        # Don't use global users keys here
        KEYDIR=$PWD/test-monotone_keys
        LUA=$PWD/test-monotone.lua

        # Create keypair for testing
        cat <<EOF >$LUA
function get_passphrase(keypair_id)
  if (keypair_id == "key-dummy") then return "secret" end
end
EOF

        echo "secret" | mtn --norc --keydir=$KEYDIR genkey "key-dummy"

        # Create a new data base with a branch
        mtn_exec --db=test1.mtn db init
        mtn_exec --db=test1.mtn --key="key-dummy" --branch=A setup monotone-work

        cd monotone-work
}

tailor_mtn2svn()
{

        # create first config for tailor
        cat <<EOF >test-mtn-svn-forward.conf
[DEFAULT]
patch-name-format = ""
use-propset = True
#verbose = True
#Debug = True

[project]
root-directory = $PWD/rootdir
source = monotone:source
target = svn:target

[monotone:source]
repository = $PWD/test1.mtn
module = A
subdir = $SOURCEDIR

[svn:target]
repository = file://$PWD/svnrepository
module = A
subdir = $TARGETDIR
#tags-path = my-taged-vers
#commit-all-files = False
EOF

        # Convert from Monotone to Subversion
        tailor -c test-mtn-svn-forward.conf
}


tailor_svn2mtn()
{

        # create a second config for tailor
        cat <<EOF >test-mtn-svn-backward.conf
[DEFAULT]
patch-name-format = ""
use-propset = True
#verbose = True
#Debug = True

[project]
root-directory = $PWD/rootdir-back
target = monotone:target
source = svn:source

[monotone:target]
repository = $PWD/test2.mtn
module = A
subdir = $SOURCEDIR
keygenid = key-dummy
passphrase = secret

[svn:source]
repository = file://$PWD/svnrepository
module = A
subdir = $TARGETDIR
EOF

        # Convert back from Subversion to Monotone
        tailor -c test-mtn-svn-backward.conf
}

cat <<EOF >diffexclude
.mt*
_MTN
.svn
EOF

target_diff1()
{
        if diff -Naur -X diffexclude monotone-work rootdir/$TARGETDIR >test0a.log
	then
		echo "WD-diff: PASS"
	else
		echo "WD-diff: Diffs in Working Dir! (step mtn-->svn, see test0a.log)" >&2
                exit 101
	fi
}

target_diff2()
{
        if diff -Naur -X diffexclude monotone-work rootdir-back/$TARGETDIR >test0b.log
	then
		echo "WD-diff: PASS"
	else
		echo "WD-diff: Diffs in Working Dir! (step svn-->mtn, see test0b.log)" >&2
                exit 102
	fi
}

monotone_logs()
{
        # Create a log to see into:
        LANG=C mtn --db=test1.mtn log --from `mtn --db=test1.mtn automate heads A` --no-graph > test1.log
        LANG=C mtn --db=test2.mtn log --from `mtn --db=test2.mtn automate heads A` --no-graph > test2.log

        # Bug from Monotone: Starts with "Added directories:", but no dirs listend.
        # Replace or remove stubs.

	sed -r -e 's/^((Revision|Ancestor): )([0-9a-f]{40})?$/\1STUB-NUMBER/' < test1.log \
        | sed -r -e \ '/^Added directories:$/,+1s/^.+$/REMOVE-STUBS/' \
        | grep -v -E "REMOVE-STUBS" \
        > test1-v.log
        sed -r -e 's/^((Revision|Ancestor): )([0-9a-f]{40})?$/\1STUB-NUMBER/' < test2.log \
        | sed -r -e \ '/^Added directories:$/,+1s/^.+$/REMOVE-STUBS/' \
        | grep -v -E "REMOVE-STUBS" \
        | head -n -11 \
        > test2-v.log

	# Compair logs
	if diff -B test1-v.log test2-v.log >/dev/null
	then
		echo "Log-diff: PASS"
	else
		echo "Log-diff: Logs are different!" >&2
                exit 200
	fi
}

testing_runs()
{
        cd ..
        tailor_mtn2svn
        target_diff1
        tailor_svn2mtn
        target_diff2
        monotone_logs
        cd $STARTDIR
}