public void GetPoints2Test()
        {
            var kirokuBox = new KirokuBox()
            {
                Width = 80f,
                Height = 40f,
            };
            kirokuBox.SetValues
            (
                TimeSpan.FromSeconds(60d), new []
                {
                    new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(180d), Difficulty.Normal),
                    new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(120d), Difficulty.Normal),
                }
            );
            var points = kirokuBox.GetPoints2();
            Assert.AreEqual(2 * 2 + 2, points.Count());
            CollectionAssert.AreEqual
            (
                new []
                {
                    new PointF(0f, 30f),
                    new PointF(40f, 30f),
                    new PointF(40f, 20f),
                    new PointF(80f, 20f),

                    new PointF(80f, 40f),
                    new PointF(0f, 40f),
                },
                points
            );
        }
 public void Test1()
 {
     var kirokuBox = new KirokuBox()
     {
         Width = 80f,
         Height = 40f,
     };
     kirokuBox.SetValues
     (
         TimeSpan.FromSeconds(60d), new []
         {
             new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(300d), Difficulty.Normal),
             new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(240d), Difficulty.Normal),
             new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(180d), Difficulty.Normal),
             new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(120d), Difficulty.Normal),
             new MondaiResult("id0", DateTime.MinValue + TimeSpan.FromSeconds(1d), TimeSpan.FromSeconds(60d), Difficulty.Normal),
             new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(0d), Difficulty.Normal),
             new MondaiResult("id0", DateTime.MinValue, TimeSpan.FromSeconds(-60d), Difficulty.Normal),
         }
     );
     CollectionAssert.AreEqual
     (
         new []
         {
             new PointF(10f, 40f),
             new PointF(20f, 40f),
             new PointF(30f, 30f),
             new PointF(40f, 20f),
             new PointF(50f, 0f),
             new PointF(60f, 0f),
             new PointF(70f, 10f),
         },
         kirokuBox.GetPoints()
     );
 }