public void SumPositiveAndNegativeInteger()
{
var rpn = parser.Parse("1+(-6)");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(-5));
}
public void SubtractionDouble()
{
var rpn = parser.Parse("5.1-8.2");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(3.1));
}
public void FactorialInteger()
{
var rpn = parser.Parse("6!");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(720));
}
public void SubtractionInteger()
{
var rpn = parser.Parse("6-4");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(2));
}
public void CompoundExpression2Double()
{
var rpn = parser.Parse("9/6/2/10");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(0.075));
}
public void CompoundDegreeDouble()
{
var rpn = parser.Parse("2.5^1.8^1.1");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(5.7498521724779302));
}
public void CompoundExpressionDouble()
{
var rpn = parser.Parse("-2.8+7.1-5.9+(7.4+8)*(9.2^7*(5.1-3+Foo(-10))-4.123)+45.2378+(-2.321)+((4.908)^(1)*(6)-(2)+(9))");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(-215233591));
}
public void ParenthesisDouble()
{
var rpn = parser.Parse("(6.0+4.3)*5.2");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(53.56));
}
public void MultiplySumInteger()
{
var rpn = parser.Parse("6+4*5");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(26));
}
public void OneNegativeDouble()
{
var rpn = parser.Parse("-6.1");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(-6.1));
}
public void SumDouble()
{
var rpn = parser.Parse("6.356+4.9");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(11.256));
}
public void CompoundExpression4Integer()
{
var rpn = parser.Parse("-2+7-5+(7+8)*(9^7*(5-3+Foo(-10))-4)");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(-215233665));
}
public void OneInteger()
{
var rpn = parser.Parse("6");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(6));
}
public void CompoundExpressionInteger()
{
var rpn = parser.Parse("-2+7-5+(7+8)*(9^7*(5-3+Foo(-10))-4)+45+(-2)+((4)^(1)*(6)-(2)+(9))");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(-215233591));
}
public void CompoundExpression3Integer()
{
var rpn = parser.Parse("((4)^(1)*(6)-(2)+(9))");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(31));
}
public void CompoundDegreeInteger()
{
var rpn = parser.Parse("2^3^4");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(2417851639229258349412352.0));
}
public void UserFunctionInteger()
{
var rpn = parser.Parse("6+Foo(5)");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(16));
}
public void ParenthesisInteger()
{
var rpn = parser.Parse("(6+4)*5");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(50));
}
public void CompoundExpression3Double()
{
var rpn = parser.Parse("9/(6*5+4)/2/10");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(0.0132352941176471));
}
public void MultiplySumDouble()
{
var rpn = parser.Parse("6.0+4.3*5.2");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(28.36));
}
public void OneDouble()
{
var rpn = parser.Parse("6.4");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(6.4));
}
public void SumPositiveAndNegativeDouble()
{
var rpn = parser.Parse("1.3+(-6.4)");
var result = RPNCalculator.Calculate(rpn);
Assert.AreEqual(0, result.CompareTo(-5.1));
}
public void MultiplicationCalculationGivesRightResults()
{
var values = new string[] { "2", "3", "*" };
var rpnCalculator = new RPNCalculator(values);
var result = rpnCalculator.Calculate();
Assert.AreEqual(result, 6);
}
public void PercentageCalculationGivesRightResults()
{
var values = new string[] { "2", "%" };
var rpnCalculator = new RPNCalculator(values);
var result = rpnCalculator.Calculate();
Assert.AreEqual(result, decimal.Parse(0.02.ToString()));
}
public void FactorialCalculationGivesRightResults()
{
var values = new string[] { "4", "!" };
var rpnCalculator = new RPNCalculator(values);
var result = rpnCalculator.Calculate();
Assert.AreEqual(result, 24);
}
public void DivisionCalculationGivesRightResults()
{
var values = new string[] { "2", "3", "/" };
var rpnCalculator = new RPNCalculator(values);
var result = rpnCalculator.Calculate();
Assert.AreEqual(result, decimal.Parse(1.5.ToString()));
}
public void DecimalCalculationGivesRightResults()
{
var values = new string[] { "2.5", "3.5", "+" };
var rpnCalculator = new RPNCalculator(values);
var result = rpnCalculator.Calculate();
Assert.AreEqual(result, 6);
}
public void CalculateTest()
{
Assert.AreEqual(RPNCalculator.Calculate("2 3 +"), 5);
Assert.AreEqual(RPNCalculator.Calculate("5 4 *"), 20);
Assert.AreEqual(RPNCalculator.Calculate("4 2 /"), 2);
Assert.AreEqual(RPNCalculator.Calculate("11 3 -"), 8);
Assert.AreEqual(RPNCalculator.Calculate("6 2 ^"), 36);
Assert.AreEqual(RPNCalculator.Calculate("3 1 7 + *"), 24);
Assert.AreEqual(RPNCalculator.Calculate("5 3 8 12 + * -"), -55);
Assert.AreEqual(RPNCalculator.Calculate("4 2 + 9 *"), 54);
Assert.AreEqual(RPNCalculator.Calculate("3 1 - 7 *"), 14);
}
public void Calculate_TwoOperationsInsideWithSamePriorityBrackets_SholdReturnSuccess()
{
//arrange
var calculator = new RPNCalculator();
string input = "4*(5+2-1)";
var rightAnswer = 24;
//act
var answer = calculator.Calculate(input);
//assert
double eps = 0.000001;
Assert.True(Math.Abs(rightAnswer - answer) < eps);
}
public void Calculate_TwoOperationsWithLargerPriorityInSecondOperation_SholdReturnSuccess()
{
//arrange
var calculator = new RPNCalculator();
string input = "4+5*2";
double rightAnswer = 14;
//act
var answer = calculator.Calculate(input);
//assert
double eps = 0.000001;
Assert.True(Math.Abs(rightAnswer - answer) < eps);
}