public void TestCaseEvaluationExceptions()
        {
            var @operator = new RelationalGreaterThanOrEqualsOperator(TypeConverter);

            ExpectArgumentNullException("context", () => @operator.Evaluate(null, 1, 2));
            ExpectArgumentNullException("context", () => @operator.EvaluateLhs(null, 1, out object dummy));
        }
        public void TestCaseConstruction2()
        {
            var @operator = new RelationalGreaterThanOrEqualsOperator(TypeConverter);

            Assert.AreEqual(">=", @operator.Symbol);
            Assert.AreEqual(StringComparer.CurrentCulture, @operator.StringComparer);
        }
        public void TestCaseConstruction3()
        {
            var @operator = new RelationalGreaterThanOrEqualsOperator("operator", StringComparer.Ordinal, TypeConverter);

            Assert.AreEqual("operator", @operator.Symbol);
            Assert.AreEqual(6, @operator.Precedence);
            Assert.AreEqual(Associativity.LeftToRight, @operator.Associativity);
            Assert.AreEqual(StringComparer.Ordinal, @operator.StringComparer);
        }
        public void TestCaseEvaluation()
        {
            var @operator = new RelationalGreaterThanOrEqualsOperator(StringComparer.Ordinal, TypeConverter);

            AssertEvaluation(@operator, long.MaxValue, long.MaxValue, true);
            AssertEvaluation(@operator, long.MinValue, long.MaxValue, false);
            AssertEvaluation(@operator, 0, long.MinValue, true);
            AssertEvaluation(@operator, -0.5, -0.5, true);
            AssertEvaluation(@operator, -0.1, 0, false);
            AssertEvaluation(@operator, 3.34, 3.33, true);
        }