private Test2DPolygonDefinition Helper_Get2DRectangleEdgePolygon_Correct()
{
Test2DPolygonDefinition result = new Test2DPolygonDefinition(3, 3);
result.Points = new byte[]
{ 1, 0, 1,
0, 0, 0,
1, 0, 1, };
return(result);
}
private Test2DPolygonDefinition Helper_Get2DCrossPolygon_Correct()
{
Test2DPolygonDefinition result = new Test2DPolygonDefinition(5, 3);
result.Points = new byte[]
{ 0, 0, 1, 0, 0,
0, 1, 1, 1, 0,
0, 0, 1, 0, 0, };
return(result);
}
private Test2DPolygonDefinition Helper_Get2DRectanglePolygon()
{
Test2DPolygonDefinition result = new Test2DPolygonDefinition(5, 5);
result.Points = new byte[]
{ 0, 0, 0, 0, 0,
0, 1, 1, 1, 0,
0, 1, 1, 1, 0,
0, 1, 1, 1, 0,
0, 0, 0, 0, 0, };
return(result);
}
private int[] Helper_Create_PixelsOfRegionFromParam(Test2DPolygonDefinition testPolygon, Trace.RegionManipulator rm)
{
List <int> result = new List <int>();
for (int i = 0; i < testPolygon.Points.Length; i++)
{
if (testPolygon.Points[i] == 1)
{
result.Add(i);
}
}
return(result.ToArray());
}
public void Test_PolygonRectangle_AtEdgeTest()
{
// arrange
Test2DPolygonDefinition testPolygon = Helper_Get2DRectangleEdgePolygon();
Trace.RegionManipulator rm = Helper_Create_RegionManipulator(testPolygon);
Trace.RegionVO region = Helper_Create_RegionFromParam(testPolygon, rm);
int[] correctPixelsIndex = Helper_Create_PixelsOfRegionFromParam(Helper_Get2DRectangleEdgePolygon_Correct(), rm);
// act
int [] newPixelsIndex = new RegionToPolygon_Test().EdgeCrawler(region, rm).ToArray();
// assert
bool resultCompare = Helper_ComparePixelRegions(newPixelsIndex, correctPixelsIndex);
Assert.IsTrue(resultCompare);
}
private Trace.RegionManipulator Helper_Create_RegionManipulator(Test2DPolygonDefinition testPolygon)
{
CanvasPixel canvas = new CanvasPixel(testPolygon.Width, testPolygon.Height);
return(new Trace.RegionManipulator(canvas, canvas));
}
private Trace.RegionVO Helper_Create_RegionFromParam(Test2DPolygonDefinition testPolygon, Trace.RegionManipulator rm)
{
Trace.RegionVO region = new Trace.RegionVO(new Pixel());
region.Pixels = Helper_Create_PixelsOfRegionFromParam(testPolygon, rm);
return(region);
}
