public void TestWrongTriangle()
        {
            var data = new StringDataProvider("1\r\n2 3\r\n4 5 6\r\n1 2 3 4 5");

            TriangleReader reader = new TriangleReader(data);

            reader.ReadTriangle();
        }
 public void TestTextInLine()
 {
     var data = new StringDataProvider("1 1 hello 6");
     var t    = data.ReadTriangleLines().ToList();
 }
 public void TestNegativeNumber()
 {
     var data = new StringDataProvider("1 -2 5 6");
     var t    = data.ReadTriangleLines().ToList();
 }