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""" setup do html_tree = Floki.parse(@sample) {:ok, html_tree: html_tree} end test "change font tag to span", %{html_tree: html_tree} do expectred = @sample |> String.replace(~r/font/, "span") |> Floki.parse() result = Helper.change_tag(html_tree, "font", "span") assert result == expectred end test "remove tag", %{html_tree: html_tree} do expected = "" |> parse result = html_tree |> Helper.remove_tag(fn {tag, _, _} -> tag == "p" end) assert result == expected end test "inner text lengt", %{html_tree: html_tree} do result = html_tree |> Helper.text_length() assert result == 5 end end