public void IsTrueTest()
        {
            string message = string.Empty;

            try
            {
                ArgumentAssert.IsTrue(true, message);
            }
            catch (Exception ex)
            {
                Assert.Fail("Assert method must throw no exceptions.\n" + ex.Message);
            }

            try
            {
                ArgumentAssert.IsTrue(false, message);
                Assert.Fail("Assert method must throw ArgumentException exception");
            }
            catch (ArgumentException)
            {
                // test passed
            }
        }