public object Convert(object[] value, Type targetType, object parameter, CultureInfo culture)
{
var account = value[1] as AccountContainer;
return((account?.MaxTweetLength - account?.CountText(value[0] as string))?.ToString() ??
(280 - TwitterAccount.CountTextStatic(value[0] as string)).ToString());
}
public void TestTweetCounter()
{
var tweetcounter = new TweetCounter();
//should be 8
var yabuki_kana = "矢吹可奈";
Assert.AreEqual(TwitterAccount.CountTextStatic(yabuki_kana), 8);
//should be 1
Assert.AreEqual(TwitterAccount.CountTextStatic(Environment.NewLine), 1);
//should be 14
var tokugawa_matsuri =
$"徳{Environment.NewLine}川{Environment.NewLine}ま{Environment.NewLine}つ{Environment.NewLine}り";
Assert.AreEqual(TwitterAccount.CountTextStatic(tokugawa_matsuri), 10 + 4);
//should be 224
var yanyanokuresoudesu =
"やんやんっ😖🐤遅れそうです😫🌀 たいへんっ⚡駅🚉までだっしゅ！🏃💨 初めて💕のデート💑ごめん🙇で登場？💦やんやんっ🐦😥そんなのだめよ🙅たいへんっ😰電車🚃よいそげ！🙏♥ 不安な気持ち😞がすっぱい⚡😖😖ぶる～べりぃ💜とれいん 💖🐣💚";
Assert.AreEqual(TwitterAccount.CountTextStatic(yanyanokuresoudesu), 114 * 2 - 4);
}