     end
 
     test "no write permission" do
-      dir = "/tmp/serum_test_" <> uniq_name()
+      dir = uniq_dir()
       File.mkdir_p! dir
       :ok = File.chmod dir, 0o000
       result = init dir, false

    #   * Created project must be buildable.

    test "typical usage" do
      dir = "/tmp/serum_test_" <> uniq_name()
      assert :ok == init dir, false
      assert true == all_exists? dir
      assert true == check_templates dir

    end

    test "force init" do
      dir = uniq_dir()
      File.mkdir_p! dir <> "/templates"
      File.touch! dir <> "/templates/base.html.eex"
      assert :ok == init dir, true
