protected override void HandleCharactersEntered(string characters)
{
string previous = text;
text = SelectionRangeUtil.InsertText(text, ref selectionRange, characters);
HandleTextChanged(previous);
}
protected override void HandleCharactersDeletedBackwards()
{
string previous = text;
text = SelectionRangeUtil.DeleteTextBackwards(text, ref selectionRange);
HandleTextChanged(previous);
}
public void DeleteTextRangeBackwardFromMiddle()
{
string text = "Keep|Delete|Keep";
SelectionRange range = GetSelectionFromCharacters(ref text);
string expected = "KeepKeep";
string result = SelectionRangeUtil.DeleteTextBackwards(text, ref range);
Assert.AreEqual(expected, result);
AssertSelection(result, range, "Keep|Keep");
}
public void DeleteTextSelectionOnInsert()
{
string text = "Keep|Delete|Keep";
SelectionRange range = GetSelectionFromCharacters(ref text);
string expected = "KeepInsertedKeep";
string result = SelectionRangeUtil.InsertText(text, ref range, "Inserted");
Assert.AreEqual(expected, result);
AssertSelection(result, range, "KeepInserted|Keep");
}
public void DeleteTextBackwardFromEnd()
{
string text = "KeepA|";
SelectionRange range = GetCursorFromCharacter(ref text);
string expected = "Keep";
string result = SelectionRangeUtil.DeleteTextBackwards(text, ref range);
Assert.AreEqual(expected, result);
AssertSelection(result, range, "Keep|");
}
public void DeleteTextForwardFromStart()
{
string text = "|AKeep";
SelectionRange range = GetCursorFromCharacter(ref text);
string expected = "Keep";
string result = SelectionRangeUtil.DeleteTextForwards(text, ref range);
Assert.AreEqual(expected, result);
AssertSelection(result, range, "|Keep");
}
public void PrependTextToNonEmptyString()
{
string text = "|CONTENT";
SelectionRange range = GetCursorFromCharacter(ref text);
string toAdd = "this is added";
string result = SelectionRangeUtil.InsertText(text, ref range, toAdd);
Assert.AreEqual(toAdd + text, result);
AssertSelection(result, range, "this is added|CONTENT");
}
public void AppendTextToNonEmptyString()
{
string text = "CONTENT |";
SelectionRange range = GetCursorFromCharacter(ref text);
string toAdd = "this is added";
string result = SelectionRangeUtil.InsertText(text, ref range, toAdd);
Assert.AreEqual(text + toAdd, result);
AssertRangesEqual(new SelectionRange((text + toAdd).Length), range);
}
public void InsertTextToNonEmptyString()
{
string text = "INSERT|HERE";
SelectionRange range = GetCursorFromCharacter(ref text);
string toAdd = "this is added";
string expected = "INSERTthis is addedHERE";
string result = SelectionRangeUtil.InsertText(text, ref range, toAdd);
Assert.AreEqual(expected, result);
AssertSelection(result, range, "INSERTthis is added|HERE");
}
public void InsertWhitespaceToNonEmptyString()
{
string text = "Randomword|";
SelectionRange range = GetCursorFromCharacter(ref text);
string toAdd = " ";
string expected = "Randomword another";
string result = SelectionRangeUtil.InsertText(text, ref range, toAdd);
result = SelectionRangeUtil.InsertText(result, ref range, "another");
Assert.AreEqual(expected, result);
AssertSelection(result, range, "Randomword another|");
}
public void DeleteTextRangeForwardFromEnd()
{
string text = "Keep|Delete|";
SelectionRange range = GetSelectionFromCharacters(ref text);
string expected = "Keep";
string result = SelectionRangeUtil.DeleteTextForwards(text, ref range);
Assert.AreEqual(expected, result);
AssertSelection(result, range, "Keep|");
string toAdd = " ";
result = SelectionRangeUtil.InsertText(result, ref range, toAdd);
Assert.AreEqual("Keep ", result);
AssertSelection(result, range, "Keep |");
}
