         assert File.mkdir_p(fixture) == :ok
         assert File.exists?(fixture)
       after
-        System.cmd("rm -rf #{fixture}")
+        File.rm_rf fixture
       end
     end
 

        assert File.exists?(base)
        assert File.exists?(fixture)
      after
        System.cmd("rm -rf #{base}")
      end
    end


        assert File.exists?(tmp_path("tmp/a/a/2.txt"))
        assert File.exists?(tmp_path("tmp/b/3.txt"))
      after
        File.rm_rf dest
      end
    end

