protected IWpfTextView CreateTextView(TestText inputText, int selectionStartLine, int selectionStartColumn,
int?selectionEndLine, int?selectionEndColumn)
{
var textBuffer = VsxStubObjects.CreateTextBuffer(inputText.ToString());
IWpfTextView textView = new StubWpfTextView(textBuffer);
if (selectionEndColumn != null && selectionEndLine != null)
{
textView.Selection.Select(new SnapshotSpan(
inputText.GetSnapshotPoint(textView.TextSnapshot, selectionStartLine, selectionStartColumn),
inputText.GetSnapshotPoint(textView.TextSnapshot, selectionEndLine.Value, selectionEndColumn.Value)),
false);
}
int caretLine = selectionEndLine ?? selectionStartLine;
int caretColumn = selectionEndColumn ?? selectionStartColumn;
textView.Caret.MoveTo(inputText.GetSnapshotPoint(textView.TextSnapshot, caretLine, caretColumn));
return(textView);
}