AjScript.Tests.Expressions.ConcatenateExpressionTests.EvaluateConcatenateExpressionUsingNulls C# (CSharp) Метод

        public void EvaluateConcatenateExpressionUsingNulls()
        {
            IExpression expression = new ConcatenateExpression(new ConstantExpression(null), new ConstantExpression(null));

            Assert.AreEqual(string.Empty, expression.Evaluate(null));

            expression = new ConcatenateExpression(new ConstantExpression("foo"), new ConstantExpression(null));

            Assert.AreEqual("foo", expression.Evaluate(null));

            expression = new ConcatenateExpression(new ConstantExpression(null), new ConstantExpression("bar"));

            Assert.AreEqual("bar", expression.Evaluate(null));
        }