public void LineSegment_ProjectOntoLine_ShouldReturnVectorProjection_IfVectorLengthIsNotZero() { LineSegment lineSegment = new LineSegment(Point.MakePointWithInches(1, 1)); Line line = new Line(Point.MakePointWithInches(1, 0), Point.MakePointWithInches(2, 0)); Vector vector = new Vector(lineSegment.BasePoint, lineSegment.EndPoint); lineSegment.ProjectOntoLine(line).Should().Be(new LineSegment(vector.ProjectOntoLine(line))); }
public void LineSegment_ProjectOntoLine_ShouldThrowException_IfLineIsNull() { LineSegment lineSegment = new LineSegment(Point.MakePointWithInches(1, 1)); Line line = null; Action project = () => lineSegment.ProjectOntoLine(line); project.ShouldThrow<Exception>(); }
public void LineSegment_ProjectOntoLine_ShouldReturnNull_IfVectorLengthIsZero() { LineSegment lineSegment = new LineSegment(Point.MakePointWithInches(1, 1)); Line line = new Line(Point.MakePointWithInches(1, 0), Point.MakePointWithInches(0, 1)); lineSegment.ProjectOntoLine(line).Should().BeNull(); }