public void SplitSpanText()
{
Span span = new Span()
{
Text = "This is text."
};
var newText1 = text.SplitSpan(span);
var joinedNewText1 = string.Join("", newText1.Select(x => x.Text));
var sText = text.Text.Split(new string[] { span.Text }, StringSplitOptions.RemoveEmptyEntries);
Assert.AreEqual(joinedNewText1, string.Join("", sText));
Assert.AreEqual(newText1.Any(x => x.AnySpanReferenceEquals(text)), false);
}
