public void ConvertTest()
{
StringToUriConverter converter = new StringToUriConverter();
Uri uri = (Uri)converter.Convert("*****@*****.**", null, null, null);
Assert.AreEqual("*****@*****.**", uri.OriginalString);
uri = (Uri)converter.Convert("wrongAddress", null, null, null);
Assert.AreEqual("wrongAddress", uri.OriginalString);
uri = (Uri)converter.Convert(null, null, null, null);
Assert.AreEqual("", uri.OriginalString);
}