Check listing of directory with subdirectories.

It makes appear problems with driver that return all the files matching
path, regardless of how deep they are in their filesystem tree.

Author: sathlan

depends/docker-registry-core/docker_registry/testing/driver.py

@@ -283,6 +283,22 @@ def test_list_directory(self):
         assert sorted([fb1, fb2]
                       ) == sorted(list(self._storage.list_directory(base)))
 
+    def test_list_directory_with_subdir(self):
+        base = self.gen_random_string()
+        dir1 = self.gen_random_string()
+        dir2 = self.gen_random_string()
+        filename1 = self.gen_random_string()
+        filename2 = self.gen_random_string()
+        fd1 = '%s/%s' % (base, dir1)
+        fd2 = '%s/%s' % (base, dir2)
+        fb1 = '%s/%s' % (fd1, filename1)
+        fb2 = '%s/%s' % (fd2, filename2)
+        content = self.gen_random_string().encode('utf8')
+        self._storage.put_content(fb1, content)
+        self._storage.put_content(fb2, content)
+        assert sorted([fd1, fd2]
+                      ) == sorted(list(self._storage.list_directory(base)))
+
     # def test_root_list_directory(self):
     #     fb1 = self.gen_random_string()
     #     fb2 = self.gen_random_string()