public void TryParseAdd_AddValues_AllAdded()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
Assert.True(collection.TryParseAdd("http://www.example.org/1/"));
Assert.True(collection.TryParseAdd("http://www.example.org/2/"));
Assert.True(collection.TryParseAdd("http://www.example.org/3/"));
Assert.Equal(3, collection.Count);
}