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diff --git a/t/t9103-git-svn-graft-branches.sh b/t/t9103-git-svn-graft-branches.sh
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+test_description='git-svn graft-branches'
+. ./lib-git-svn.sh
+
+test_expect_success 'initialize repo' "
+	mkdir import &&
+	cd import &&
+	mkdir -p trunk branches tags &&
+	echo hello > trunk/readme &&
+	svn import -m 'import for git-svn' . $svnrepo &&
+	cd .. &&
+	svn cp -m 'tag a' $svnrepo/trunk $svnrepo/tags/a &&
+	svn cp -m 'branch a' $svnrepo/trunk $svnrepo/branches/a &&
+	svn co $svnrepo wc &&
+	cd wc &&
+	echo feedme >> branches/a/readme &&
+	svn commit -m hungry &&
+	svn up &&
+	cd trunk &&
+	svn merge -r3:4 $svnrepo/branches/a &&
+	svn commit -m 'merge with a' &&
+	cd ../.. &&
+	svn log -v $svnrepo &&
+	git-svn init -i trunk $svnrepo/trunk &&
+	git-svn init -i a $svnrepo/branches/a &&
+	git-svn init -i tags/a $svnrepo/tags/a &&
+	git-svn fetch -i tags/a &&
+	git-svn fetch -i a &&
+	git-svn fetch -i trunk
+	"
+
+r1=`git-rev-list remotes/trunk | tail -n1`
+r2=`git-rev-list remotes/tags/a | tail -n1`
+r3=`git-rev-list remotes/a | tail -n1`
+r4=`git-rev-list remotes/a | head -n1`
+r5=`git-rev-list remotes/trunk | head -n1`
+
+test_expect_success 'test graft-branches regexes and copies' "
+	test -n "$r1" &&
+	test -n "$r2" &&
+	test -n "$r3" &&
+	test -n "$r4" &&
+	test -n "$r5" &&
+	git-svn graft-branches &&
+	grep '^$r2 $r1' $GIT_DIR/info/grafts &&
+	grep '^$r3 $r1' $GIT_DIR/info/grafts &&
+	grep '^$r5 ' $GIT_DIR/info/grafts | grep '$r4' | grep '$r1'
+	"
+
+test_debug 'gitk --all & sleep 1'
+
+test_expect_success 'test graft-branches with tree-joins' "
+	rm $GIT_DIR/info/grafts &&
+	git-svn graft-branches --no-default-regex --no-graft-copy -B &&
+	grep '^$r3 ' $GIT_DIR/info/grafts | grep '$r1' | grep '$r2' &&
+	grep '^$r2 $r1' $GIT_DIR/info/grafts &&
+	grep '^$r5 ' $GIT_DIR/info/grafts | grep '$r1' | grep '$r4'
+	"
+
+# the result of this is kinda funky, we have a strange history and
+# this is just a test :)
+test_debug 'gitk --all &'
+
+test_done