public void TwitterConformance()
{
// Arrange
var testCases = new Dictionary <string, int>
{
{ "This is a test.", 15 },
{ "http://test.com", 23 },
{ "https://test.com", 23 },
{ "test.com", 23 },
{ "Test https://test.com test https://test.com test.com test", 86 },
// FIXME: This results in 4 :(
//{"\U00010000\U0010ffff", 2},
{ "저찀쯿쿿", 4 },
{ "H\U0001f431☺", 3 }
};
// Act
var results = testCases.ToDictionary(kvp => kvp.Key, kvp => TwitterHelper.CountCharacters(kvp.Key, MockConfig()));
// Assert
foreach (var str in testCases.Keys)
{
Assert.AreEqual(testCases[str], results[str], str);
}
}
public void SimpleAsciiTextHasSimpleLength()
{
// Arrange
var testCases = new Dictionary <int, string>();
var rand = new Random();
for (int i = 1; i < 140; ++i)
{
var sb = new StringBuilder();
for (int n = 0; n < i; ++n)
{
bool upper = rand.Next(0, 1) == 1;
sb.Append((char)((upper
? 'A'
: 'a') + rand.Next(0, 27)));
}
testCases.Add(i, sb.ToString());
}
// Act
var results = testCases.ToDictionary(kvp => kvp.Key, kvp => TwitterHelper.CountCharacters(kvp.Value, MockConfig()));
// Assert
foreach (int l in testCases.Keys)
{
Assert.AreEqual(l, results[l]);
}
}
private void UpdateTextLength()
{
var len = TwitterHelper.CountCharacters(Text, TwitterConfig);
if (QuotedTweet != null)
{
// Keep the space in mind that separates the tweet text and the status URL
len += TwitterConfig.UrlLengthHttps + 1;
}
TextLength = len;
}
public void EmptyStringHasZeroLength()
{
// Arrange
var str = string.Empty;
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.AreEqual(0, count);
}
public void ValidTweetLessThan20Chars()
{
// Arrange
var str = "I am a Tweet";
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.AreEqual(12, count);
}
public void TwitterExampleIsCountedCorrectly()
{
// Arrange
var str = "café";
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.AreEqual(4, count);
}
public void InvalidTweet141CharsNewLine()
{
// Arrange
var str =
"A lie gets halfway around the world before the truth has a chance to get its pants on. \n- Winston Churchill (1874-1965) http://bit.ly/dJpywL";
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.IsTrue(count > 140);
}
public void ValidTweet140CharsWithAccent()
{
// Arrange
var str =
"A lié géts halfway arøünd thé wørld béføré thé truth has a chance tø get its pants øn. Winston Churchill (1874-1965) http://bit.ly/dJpywL";
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.AreEqual(140, count);
}
public void ValidTweet140CharsDoubleWord()
{
// Arrange
var str =
"\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431\U0001f431";
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.AreEqual(140, count);
}
public void ValidTweet140Chars()
{
// Arrange
var str =
"A lie gets halfway around the world before the truth has a chance to get its pants on. Winston Churchill (1874-1965) http://bit.ly/dJpywL";
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.AreEqual(140, count);
}
public void ValidTweet140CharsDoubleByte()
{
// Arrange
const string str =
"のののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののののの";
// Act
int count = TwitterHelper.CountCharacters(str, MockConfig());
// Assert
Assert.AreEqual(140, count);
}
private bool CanExecuteSendTweetCommand()
{
if (IsSending)
{
return(false);
}
if (string.IsNullOrWhiteSpace(Text))
{
return(false);
}
if (!Accounts.Any(a => a.Use))
{
return(false);
}
if (ConfirmationRequired && !ConfirmationSet)
{
return(false);
}
return(TwitterHelper.CountCharacters(Text, TwitterConfig) <= Constants.Twitter.MaxTweetLength);
}