git-svn: fix following renamed paths when tracking a single path

When using git-svn to follow only a single (empty) path per
svn-remote (i.e. not using --stdlayout), following the history
of a renamed path was broken in
c586879cdfa4f8181a14e953a9152a4639eef333.

This reverts the regression for the single (emtpy) path per
svn-remote case.

To avoid breaking the tests in a committed revision, this is an
addendum to a patch originally submitted by

  Santhosh Kumar Mani <santhoshmani@gmail.com>:
  > git-svn: add test for renamed directory fetch
  >
  > This test tries to fetch a directory which had renames in the
  > history from a SVN repository.

  [ew: unneccesary dependency on the starting an HTTP server
   removed from Santhosh's original test.]

Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

2 files changed, 110 insertions, 0 deletions

diff --git a/t/t9121-git-svn-fetch-renamed-dir.sh b/t/t9121-git-svn-fetch-renamed-dir.sh
new file mode 100755
index 000000000..5143ed606
--- /dev/null
+++ b/t/t9121-git-svn-fetch-renamed-dir.sh
@@ -0,0 +1,20 @@
+#!/bin/sh
+#
+# Copyright (c) 2008 Santhosh Kumar Mani
+
+
+test_description='git-svn can fetch renamed directories'
+
+. ./lib-git-svn.sh
+
+test_expect_success 'load repository with renamed directory' "
+	svnadmin load -q $rawsvnrepo < ../t9121/renamed-dir.dump
+	"
+
+test_expect_success 'init and fetch repository' "
+	git svn init $svnrepo/newname &&
+	git svn fetch
+	"
+
+test_done
+
diff --git a/t/t9121/renamed-dir.dump b/t/t9121/renamed-dir.dump
new file mode 100644
index 000000000..5f9127be9
--- /dev/null
+++ b/t/t9121/renamed-dir.dump
@@ -0,0 +1,90 @@
+SVN-fs-dump-format-version: 2
+
+UUID: 06b9b3ad-f546-4fbe-8328-fcb4e6ef5c3f
+
+Revision-number: 0
+Prop-content-length: 56
+Content-length: 56
+
+K 8
+svn:date
+V 27
+2008-04-02T09:11:59.778557Z
+PROPS-END
+
+Revision-number: 1
+Prop-content-length: 117
+Content-length: 117
+
+K 7
+svn:log
+V 14
+initial import
+K 10
+svn:author
+V 8
+santhosh
+K 8
+svn:date
+V 27
+2008-04-02T09:13:03.170863Z
+PROPS-END
+
+Node-path: name
+Node-kind: dir
+Node-action: add
+Prop-content-length: 10
+Content-length: 10
+
+PROPS-END
+
+
+Node-path: name/a.txt
+Node-kind: file
+Node-action: add
+Prop-content-length: 71
+Text-content-length: 6
+Text-content-md5: b1946ac92492d2347c6235b4d2611184
+Content-length: 77
+
+K 13
+svn:mime-type
+V 10
+text/plain
+K 13
+svn:eol-style
+V 2
+LF
+PROPS-END
+hello
+
+
+Revision-number: 2
+Prop-content-length: 109
+Content-length: 109
+
+K 7
+svn:log
+V 7
+renamed
+K 10
+svn:author
+V 8
+santhosh
+K 8
+svn:date
+V 27
+2008-04-02T09:14:22.952186Z
+PROPS-END
+
+Node-path: newname
+Node-kind: dir
+Node-action: add
+Node-copyfrom-rev: 1
+Node-copyfrom-path: name
+
+
+Node-path: name
+Node-action: delete
+
+