/// <summary>
/// Integrates single operation into the Teletype document.
/// </summary>
/// <param name="replica">Teletype document instance</param>
/// <param name="operation">Operation to integrate</param>
protected void IntegrateOperations(TestDocument replica, IOperation operation)
{
IntegrateOperations(replica, new[] { operation });
}
/// <summary>
/// Inserts <paramref name="text"/> into the Teletype document at a given <paramref name="position"/>.
/// </summary>
/// <param name="replica">Teletype document instance</param>
/// <param name="position">Position to insert the text at</param>
/// <param name="text">Text to insert</param>
/// <returns>Teletype splice operation that represents text insertion.</returns>
protected SpliceOperation PerformInsert(TestDocument replica, Point position, string text)
{
return(PerformSetTextInRange(replica, position, position, text));
}
/// <summary>
/// Deletes the text in the Teletype document.
/// </summary>
/// <param name="replica">Teletype document instance</param>
/// <param name="start">Start of the deletion range</param>
/// <param name="end">End of the deletion range</param>
/// <returns>Teletype splice operation that represents text deletion.</returns>
protected SpliceOperation PerformDelete(TestDocument replica, Point start, Point end)
{
return(PerformSetTextInRange(replica, start, end, ""));
}
/// <summary>
/// Reverts changes done by the given set of operations.
/// </summary>
/// <param name="replica">Teletype document instance</param>
/// <param name="operationToUndo">Operations to undo</param>
/// <returns>Collection of counter-operations.</returns>
private IReadOnlyList <UndoOperation> PerformUndoOrRedoOperations(TestDocument replica, IOperation operationToUndo)
{
var(operations, textUpdates) = replica.UndoRedoOperations(new[] { operationToUndo });
replica.TestLocalDocument.UpdateText(textUpdates);
return(operations);
}