public void Contains_IfDoesNotContainPosition_ReturnsFalse()
{
// Arrange
Position position = new Position(-10, 1);
RectangularArea sut = CreateSut();
// Act
bool contains = sut.Contains(position);
// Assert
contains.Should().BeFalse();
}
public void Contains_IfContainsPosition_ReturnsTrue()
{
// Arrange
Position position = new Position(1, 1);
RectangularArea sut = CreateSut();
// Act
bool contains = sut.Contains(position);
// Assert
contains.Should().BeTrue();
}
public void Contains_IfPositionNotNull_DoesNotThrow()
{
// Arrange
Position position = Position.Origin;
RectangularArea sut = CreateSut();
// Act
Action act = () => sut.Contains(position);
// Assert
act.Should().NotThrow();
}
public void Contains_IfPositionNull_Throws()
{
// Arrange
Position position = null;
RectangularArea sut = CreateSut();
// Act
Action act = () => sut.Contains(position);
// Assert
act.Should().Throw <ArgumentNullException>()
.WithMessage($"Parameter can not be null. (Parameter 'position')");
}
public void Parse_ReturnsArea()
{
// Arrange
string area = "1 2";
RectangularAreaParser sut = CreateSut();
// Act
IArea result = sut.Parse(area);
// Assert
RectangularArea expectedResult = new RectangularArea(Position.Origin, new Position(1, 2));
result.Should().Be(expectedResult);
}
RectangleDragInfo AddRectangle(RectangularArea area)
{
var info = new RectangleDragInfo
{
Area = area,
Rectangle = new Rectangle
{
Fill = Brushes.Red,
StrokeThickness = 5,
Opacity = 0.3,
Stroke = Brushes.Yellow,
Width = area.Width,
Height = area.Height
},
StartPoint = new Point(area.X, area.Y)
};
Canvas.SetLeft(info.Rectangle, area.X);
Canvas.SetTop(info.Rectangle, area.Y);
canvas.Children.Add(info.Rectangle);
areaInfos.Add(info);
return(info);
}
void canvas_MouseDown(object sender, MouseButtonEventArgs e)
{
if (Keyboard.Modifiers == ModifierKeys.None)
{
e.Handled = true;
var startPoint = e.GetPosition(canvas);
if (dragInfo is NoArea)
{
if (circleButton.IsChecked == true)
{
// create circle
canvas.CaptureMouse();
var area = new Cylinder {
X = startPoint.X, Y = startPoint.Y, R = 0
};
var info = AddCylinder(area);
dragInfo = info;
Region.Areas.Add(info.Area);
}
else if (rectangleButton.IsChecked == true)
{
// create rectangle
canvas.CaptureMouse();
var area = new RectangularArea {
X = startPoint.X, Y = startPoint.Y, Height = 0, Width = 0
};
var info = AddRectangle(area);
dragInfo = info;
Region.Areas.Add(info.Area);
}
else if (deleteButton.IsChecked == true && e.Source is Shape)
{
// delete shape
foreach (var info in areaInfos.ToArray())
{
// remove area
var circleDragInfo = info as CircleDragInfo;
if (circleDragInfo != null &&
(circleDragInfo.Center == e.Source || circleDragInfo.Circle == e.Source))
{
areaInfos.Remove(circleDragInfo);
Region.Areas.Remove(circleDragInfo.Area);
canvas.Children.Remove(circleDragInfo.Center);
canvas.Children.Remove(circleDragInfo.Circle);
}
var rectangleDragInfo = info as RectangleDragInfo;
if (rectangleDragInfo != null && (rectangleDragInfo.Rectangle == e.Source))
{
areaInfos.Remove(rectangleDragInfo);
Region.Areas.Remove(rectangleDragInfo.Area);
canvas.Children.Remove(rectangleDragInfo.Rectangle);
}
if (info is NoArea)
{
throw new Exception("NoArea should not be in the list");
}
}
}
}
}
}
