public void Triangle_of_equal_sides_ExistsTrue()
        {
            int a = 2, b = 2, c = 2;

            TriangleExistsClass te = new TriangleExistsClass();
            bool result            = te.TriangleExists(a, b, c);

            Assert.AreEqual(true, result);
        }
        public void Triangle_of_one_zero_side_ExistsFalse()
        {
            int a = 5, b = 4, c = 0;

            TriangleExistsClass te = new TriangleExistsClass();
            bool result            = te.TriangleExists(a, b, c);

            Assert.AreEqual(false, result);
        }
        public void Triangle_of_minus_sides_ExistsFalse()
        {
            int a = -1, b = 0, c = 0;

            TriangleExistsClass te = new TriangleExistsClass();
            bool result            = te.TriangleExists(a, b, c);

            Assert.AreEqual(false, result);
        }
        public void Triangle_5_10_20_ExistsFalse()
        {
            int a = 5, b = 10, c = 20;

            TriangleExistsClass te = new TriangleExistsClass();
            bool result            = te.TriangleExists(a, b, c);

            Assert.AreEqual(false, result);
        }
        public void Triangle_5_10_8_ExistsTrue()
        {
            int a = 5, b = 10, c = 8;

            TriangleExistsClass te = new TriangleExistsClass();
            bool result            = te.TriangleExists(a, b, c);

            Assert.AreEqual(true, result);
        }
        public void Triangle_of_sum_of_2_sides_equals_3rd_ExistsFalse()
        {
            int a = 5, b = 6, c = 11;

            TriangleExistsClass te = new TriangleExistsClass();
            bool result            = te.TriangleExists(a, b, c);

            Assert.AreEqual(false, result);
        }
        public void Triangle_of_double_sides_ExistsTrue()
        {
            double a = 5.4, b = 4.1, c = 8.91;

            TriangleExistsClass te = new TriangleExistsClass();
            bool result            = te.TriangleExists(a, b, c);

            Assert.AreEqual(true, result);
        }