public void Operator_ConstructorInputsMinus_CreatesOperatorTreeBasedUponInputs() { var left = new Operand(OperandEnum.x); var Right = new Operand(OperandEnum.three); var op = new Operator(OperatorEnum.subtract, left, Right); Assert.AreEqual(left.Type, op.Left.Type, "left type"); Assert.AreEqual(Right.Type, op.Right.Type, "rigth type"); Assert.AreEqual("(x-3)", op.ToString(), "to string"); Assert.AreEqual(2, op.Evalate(5), "evaluate"); Assert.AreEqual(false, op.DivideByZeroFlag, "divide by zero flage"); Assert.AreEqual(2, op.Size(), "height"); Assert.AreEqual(true, op.GetRandomNode().Type == op.Type || op.GetRandomNode().Type == left.Type || op.GetRandomNode().Type == Right.Type, "random node"); }
public void Operator_ConstructorInputsMultiply_CreatesOperatorTreeBasedUponInputs() { var left = new Operand(OperandEnum.x); var right = new Operand(OperandEnum.three); var op = new Operator(OperatorEnum.multiply, left, right); Assert.AreEqual(left.Type, op.Left.Type); Assert.AreEqual(right.Type, op.Right.Type); Assert.AreEqual("(x*3)", op.ToString()); Assert.AreEqual(15, op.Evalate(5)); Assert.AreEqual(false, op.DivideByZeroFlag); Assert.AreEqual(2, op.Size()); Assert.AreEqual(true, op.GetRandomNode().Type == op.Type || op.GetRandomNode().Type == left.Type || op.GetRandomNode().Type == right.Type); }
public void Operator_ConstructorInputsDivideWithZero_CreatesOperatorTreeBasedUponInputs() { var left = new Operand(OperandEnum.x); var right = new Operand(OperandEnum.zero); var op = new Operator(OperatorEnum.divide, left, right); Assert.AreEqual(left.Type, op.Left.Type, "type of left"); Assert.AreEqual(right.Type, op.Right.Type, "type of right"); Assert.AreEqual("(x/0)", op.ToString(), "string"); Assert.AreEqual(double.MaxValue, op.Evalate(6), "evaluate"); Assert.AreEqual(true, op.DivideByZeroFlag, "divide by zero flage"); Assert.AreEqual(2, op.Size(), "height"); //Assert.AreEqual(4, op.GetRandomNode().Type); Assert.AreEqual(true, (op.GetRandomNode().Type == op.Type || op.GetRandomNode().Type == left.Type || op.GetRandomNode().Type == right.Type), "random node"); }