public void Tokenize_TwoOperationsInsideWithSamePriorityBrackets_SholdReturnSuccess()
{
//arrange
var calculator = new RPNCalculator();
string[] expectedTokens = new[] { "4", "5", "2", "+", "1", "-", "*" };
string input = "4*(5+2-1)";
//act
var actualTokens = calculator.Tokenize(input);
//assert
Assert.Equal(expectedTokens, actualTokens);
}
public void Tokenize_TwoOperationsWithLargerPriorityInSecondOperation_SholdReturnSuccess()
{
//arrange
var calculator = new RPNCalculator();
string[] expectedTokens = new[] { "4", "5", "2", "*", "+" };
string input = "4+5*2";
//act
var actualTokens = calculator.Tokenize(input);
//assert
Assert.Equal(expectedTokens, actualTokens);
}
public void Tokenize_PowerOfTwoBracketGroups_SholdReturnSuccess()
{
//arrange
var calculator = new RPNCalculator();
string[] expectedTokens = new[] { "4", "2", "*", "2", "-", "7", "2", "2", "*", "-", "^" };
string input = "(4*2-2)^(7-2*2)";
//act
var actualTokens = calculator.Tokenize(input);
//assert
Assert.Equal(expectedTokens, actualTokens);
}
public void Tokenize_TwoOperationsWithSamePriority_SholdReturnThreeTokens()
{
//arrange
var calculator = new RPNCalculator();
string[] expectedTokens = new[] { "4", "5", "+", "1", "-" };
string input = "4+5-1";
//act
var actualTokens = calculator.Tokenize(input);
//assert
Assert.Equal(expectedTokens, actualTokens);
}
public void Tokenize_SingleOperation_SholdReturnThreeTokens()
{
//arrange
var calculator = new RPNCalculator();
string[] expectedTokens = new[] { "4", "5", "+" };
string input = "4+5";
//act
var actualTokens = calculator.Tokenize(input);
//assert
Assert.Equal(expectedTokens, actualTokens);
}
