remote-hg: test 'shared_path' in a moved clone

Since e71d137 (remote-hg: fix 'shared path' path, 2013-12-07),
Mercurial 'shared_path' file is correctly updated whenever a clone is
moved. Make sure it keeps working, especially as this is depending on a
private Mercurial file.

Signed-off-by: Antoine Pelisse <apelisse@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/remote-helpers/test-hg.sh

@@ -337,6 +337,17 @@ test_expect_success 'remote cloning' '
 	check gitrepo HEAD zero
 '
 
+test_expect_success 'moving remote clone' '
+	test_when_finished "rm -rf gitrepo*" &&
+
+	(
+	git clone "hg::hgrepo" gitrepo &&
+	mv gitrepo gitrepo2 &&
+	cd gitrepo2 &&
+	git fetch
+	)
+'
+
 test_expect_success 'remote update bookmark' '
 	test_when_finished "rm -rf gitrepo*" &&