git-svn: update tests for recent changes

* Enable test for delta transfers in full-svn-test.

* Run tests against the root of the repository so we won't have
  to revisit 308906fa6e and
  efe4631def again.
  The graft-branches test still runs as before.

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>

t/t9100-git-svn-basic.sh

@@ -228,6 +228,11 @@ tree 56a30b966619b863674f5978696f4a3594f2fca9
 tree d667270a1f7b109f5eb3aaea21ede14b56bfdd6e
 tree 8f51f74cf0163afc9ad68a4b1537288c4558b5a4
 EOF
+
+if test -z "$GIT_SVN_NO_LIB" || test "$GIT_SVN_NO_LIB" -eq 0; then
+	echo tree 4b825dc642cb6eb9a060e54bf8d69288fbee4904 >> expected
+fi
+
 test_expect_success "$name" "diff -u a expected"
 
 test_done