public void RemoveAt_InvalidIndex_ThrowsException(int position)
{
var polygon = new PolygonCore();
polygon.Insert(0.1, 1.0);
polygon.Insert(0.2, 1.1);
polygon.Insert(0.3, 2.0);
polygon.RemoveAt(position);
}
public void RemoveAt_RemovesElementPointsCountShouldDecrease(int position)
{
var polygon = new PolygonCore();
polygon.Insert(0.1, 1.0);
polygon.Insert(0.2, 1.1);
polygon.Insert(0.3, 2.0);
int i = polygon.Points.Count;
polygon.RemoveAt(position);
Assert.IsTrue(i - polygon.Points.Count == 1);
}
public void RemoveAt_RemovesElementPointAtPositionIndexShouldChange()
{
var polygon = new PolygonCore();
polygon.Insert(0.1, 1.0);
polygon.Insert(0.2, 1.1);
polygon.Insert(0.3, 2.0);
polygon.Select(1);
int positionBefore = polygon.CurrentPointIndex;
polygon.RemoveAt(0);
Assert.IsTrue(positionBefore != polygon.CurrentPointIndex);
}
public void RemoveAt_RemovesElementPointAtPositionShouldChange()
{
var polygon = new PolygonCore();
polygon.Insert(0.1, 1.0);
polygon.Insert(0.2, 1.1);
polygon.Insert(0.3, 2.0);
polygon.Select(1);
var pointAt1 = polygon.Points[1];
polygon.RemoveAt(1);
Assert.IsTrue(pointAt1 != polygon.Points[1]);
}
public void RemoveAt_RemovesCurrentSelectedPointIndexShouldBeMinusOne()
{
var polygon = new PolygonCore();
polygon.Insert(0.1, 1.0);
polygon.Insert(0.2, 1.1);
polygon.Insert(0.3, 2.0);
polygon.Select(1);
polygon.RemoveAt(1);
Assert.IsTrue(polygon.CurrentPointIndex == -1);
}
public void RemoveAt_RemovesCurrentSelectedPointShouldBeNull()
{
var polygon = new PolygonCore();
polygon.Insert(0.1, 1.0);
polygon.Insert(0.2, 1.1);
polygon.Insert(0.3, 2.0);
polygon.Select(1);
polygon.RemoveAt(1);
Assert.IsTrue(polygon.CurrentPoint == null);
}