@Parameterized.Parameters
    public static Collection<String> emojis() throws IOException {
        final InputStream is = EmojiJsonTest.class.getClassLoader().getResourceAsStream("emoji-test.txt");
        return EmojiTestDataReader.getEmojiList(is);
    }
Test that checks emoji json.
<p>
    Currently contains checks for:
    <ul>
        <li>Unicode emoji presents in json</li>
        <li>Right fitzpatric flag for emoji</li>
    </ul>

<p>
    The test data is taken from: <a href="http://unicode.org/Public/emoji/4.0/emoji-test.txt">Unicode test data</a>
    related to unicode 9.0
src/test/java/com/vdurmont/emoji/EmojiJsonTest.java