public void Constructor_CounterClockwise_Throws()
{
{
// Square
var p = new PolygonGrid2DBuilder()
.AddPoint(3, 0)
.AddPoint(3, 3)
.AddPoint(0, 3)
.AddPoint(0, 0);
Assert.Throws <ArgumentException>(() => p.Build());
}
{
// L Shape
var p = new PolygonGrid2DBuilder()
.AddPoint(6, 0)
.AddPoint(6, 3)
.AddPoint(3, 3)
.AddPoint(3, 6)
.AddPoint(0, 6)
.AddPoint(0, 0);
Assert.Throws <ArgumentException>(() => p.Build());
}
}
public void Constructor_EdgesNotOrthogonal_Trows()
{
var polygon1 = new PolygonGrid2DBuilder()
.AddPoint(0, 0)
.AddPoint(0, 5)
.AddPoint(3, 4)
.AddPoint(4, 0);
Assert.Throws <ArgumentException>(() => polygon1.Build());
}
public void Constructor_OverlappingEdges_Throws()
{
var polygon1 = new PolygonGrid2DBuilder()
.AddPoint(0, 0)
.AddPoint(3, 0)
.AddPoint(3, 2)
.AddPoint(0, 2)
.AddPoint(0, 4);
Assert.Throws <ArgumentException>(() => polygon1.Build());
}
public void Constructor_TooFewPoints_Throws()
{
var polygon1 = new PolygonGrid2DBuilder()
.AddPoint(0, 0)
.AddPoint(0, 5);
var polygon2 = new PolygonGrid2DBuilder()
.AddPoint(0, 0)
.AddPoint(0, 5)
.AddPoint(5, 5);
Assert.Throws <ArgumentException>(() => polygon1.Build());
Assert.Throws <ArgumentException>(() => polygon2.Build());
}
public void Constructor_ValidPolygons()
{
var square = new PolygonGrid2DBuilder()
.AddPoint(0, 0)
.AddPoint(0, 3)
.AddPoint(3, 3)
.AddPoint(3, 0);
var lPolygon = new PolygonGrid2DBuilder()
.AddPoint(0, 0)
.AddPoint(0, 6)
.AddPoint(3, 6)
.AddPoint(3, 3)
.AddPoint(6, 3)
.AddPoint(6, 0);
Assert.DoesNotThrow(() => square.Build());
Assert.DoesNotThrow(() => lPolygon.Build());
}
