want:   "",
		},
		{
			name:   "rootslash",
			prefix: "/",
			want:   "",
		},
		{
			name:   "folder",
			prefix: "prefix/",
			want:   "prefix/",
		},
		{
			name:   "folderobj",
			prefix: "prefix/obj.ext",
			want:   "prefix/",
		},
		{
			name:   "folderfolderobj",
			prefix: "prefix/prefix2/obj.ext",
			want:   "prefix/prefix2/",
		},
		{
			name:   "folderfolder",