public void PerformLeft()
{
var engine = new TextEngine(new List <string> ()
{
"foo", "bar"
});
engine.SetCursorPosition(new TextPosition(1, 0), true);
engine.PerformLeft(false, false);
Assert.AreEqual(new TextPosition(0, 3), engine.CurrentPosition);
engine.SetCursorPosition(new TextPosition(0, 1), true);
engine.PerformLeft(false, false);
Assert.AreEqual(new TextPosition(0, 0), engine.CurrentPosition);
engine.PerformLeft(false, false);
Assert.AreEqual(new TextPosition(0, 0), engine.CurrentPosition);
}
public void PerformEnter()
{
var engine = new TextEngine(new List <string> ()
{
"foo", "bar"
});
engine.SetCursorPosition(new TextPosition(1, 1), true);
engine.PerformEnter();
Assert.AreEqual(3, engine.LineCount);
Assert.AreEqual(LinesToString(new string[] { "foo", "b", "ar" }),
engine.ToString());
Assert.AreEqual(new TextPosition(2, 0), engine.CurrentPosition);
}
public void DeleteSelection()
{
var engine = new TextEngine(new List <string> ()
{
"это тест", "это еще один тест"
});
engine.SetCursorPosition(new TextPosition(0, 2), true);
engine.PerformDown(true);
engine.PerformDelete();
Assert.AreEqual(1, engine.LineCount);
Assert.AreEqual(LinesToString(new string[] { "это еще один тест" }),
engine.ToString());
Assert.AreEqual(new TextPosition(0, 2), engine.CurrentPosition);
}
public void DeleteMultiLineSelection()
{
var engine = new TextEngine(new List <string> ()
{
"line 1", "line 2", "line 3"
});
engine.SetCursorPosition(new TextPosition(0, 2), true);
engine.PerformDown(true);
engine.PerformDown(true);
engine.PerformDelete();
Assert.AreEqual(1, engine.LineCount);
Assert.AreEqual(LinesToString(new string[] { "line 3" }),
engine.ToString());
}