public void ConcatTest()
{
var textModel = new RichTextModel();
textModel.SetHighlighting(0, 5, new HighlightingColor {
Name = "text1"
});
var text1 = new RichText("text1", textModel);
var textModel2 = new RichTextModel();
textModel2.SetHighlighting(0, 5, new HighlightingColor {
Name = "text2"
});
var text2 = new RichText("text2", textModel2);
RichText text3 = RichText.Concat(text1, RichText.Empty, text2);
Assert.AreEqual(text1.GetHighlightingAt(0), text3.GetHighlightingAt(0));
Assert.AreNotEqual(text1.GetHighlightingAt(0), text3.GetHighlightingAt(5));
Assert.AreEqual(text2.GetHighlightingAt(0), text3.GetHighlightingAt(5));
}
