Add a test script for remote-svn

Use svnrdump_sim.py to emulate svnrdump without an svn server.
Tests fetching, incremental fetching, fetching from file://,
and the regeneration of fast-import's marks file.

Signed-off-by: Florian Achleitner <florian.achleitner.2.6.31@gmail.com>
Acked-by: David Michael Barr <b@rr-dav.id.au>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t9020-remote-svn.sh b/t/t9020-remote-svn.sh
new file mode 100755 (executable)
index 0000000..4f2dfe0
--- /dev/null
+++ b/t/t9020-remote-svn.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+
+test_description='tests remote-svn'
+
+. ./test-lib.sh
+
+MARKSPATH=.git/info/fast-import/remote-svn
+
+if ! test_have_prereq PYTHON
+then
+       skip_all='skipping remote-svn tests, python not available'
+       test_done
+fi
+
+# We override svnrdump by placing a symlink to the svnrdump-emulator in .
+export PATH="$HOME:$PATH"
+ln -sf $GIT_BUILD_DIR/contrib/svn-fe/svnrdump_sim.py "$HOME/svnrdump"
+
+init_git () {
+       rm -fr .git &&
+       git init &&
+       #git remote add svnsim testsvn::sim:///$TEST_DIRECTORY/t9020/example.svnrdump
+       # let's reuse an exisiting dump file!?
+       git remote add svnsim testsvn::sim://$TEST_DIRECTORY/t9154/svn.dump
+       git remote add svnfile testsvn::file://$TEST_DIRECTORY/t9154/svn.dump
+}
+
+if test -e "$GIT_BUILD_DIR/git-remote-testsvn"
+then
+       test_set_prereq REMOTE_SVN
+fi
+
+test_debug '
+       git --version
+       which git
+       which svnrdump
+'
+
+test_expect_success REMOTE_SVN 'simple fetch' '
+       init_git &&
+       git fetch svnsim &&
+       test_cmp .git/refs/svn/svnsim/master .git/refs/remotes/svnsim/master  &&
+       cp .git/refs/remotes/svnsim/master master.good
+'
+
+test_debug '
+       cat .git/refs/svn/svnsim/master
+       cat .git/refs/remotes/svnsim/master
+'
+
+test_expect_success REMOTE_SVN 'repeated fetch, nothing shall change' '
+       git fetch svnsim &&
+       test_cmp master.good .git/refs/remotes/svnsim/master
+'
+
+test_expect_success REMOTE_SVN 'fetch from a file:// url gives the same result' '
+       git fetch svnfile
+'
+
+test_expect_failure REMOTE_SVN 'the sha1 differ because the git-svn-id line in the commit msg contains the url' '
+       test_cmp .git/refs/remotes/svnfile/master .git/refs/remotes/svnsim/master
+'
+
+test_expect_success REMOTE_SVN 'mark-file regeneration' '
+       # filter out any other marks, that can not be regenerated. Only up to 3 digit revisions are allowed here
+       grep ":[0-9]\{1,3\} " $MARKSPATH/svnsim.marks > $MARKSPATH/svnsim.marks.old &&
+       rm $MARKSPATH/svnsim.marks &&
+       git fetch svnsim &&
+       test_cmp $MARKSPATH/svnsim.marks.old $MARKSPATH/svnsim.marks
+'
+
+test_expect_success REMOTE_SVN 'incremental imports must lead to the same head' '
+       export SVNRMAX=3 &&
+       init_git &&
+       git fetch svnsim &&
+       test_cmp .git/refs/svn/svnsim/master .git/refs/remotes/svnsim/master  &&
+       unset SVNRMAX &&
+       git fetch svnsim &&
+       test_cmp master.good .git/refs/remotes/svnsim/master
+'
+
+test_debug 'git branch -a'
+
+test_done