public void TransformToPostfixNotation_InvalidDataWithForbiddenCharacters_Null()
{
var calculating = new Calculating();
var input = "ala - ola";
var result = calculating.TransformToPostfixNotation(input);
Assert.IsNull(result);
}
public void TransformToPostfixNotation_InvalidDataWithIncorrectSyntax_Null()
{
var calculating = new Calculating();
var input = "(((2-1)";
var result = calculating.TransformToPostfixNotation(input);
Assert.AreEqual(null, result);
}
public void TransformToPostfixNotation_ValidData_ValidResult()
{
var calculating = new Calculating();
var input = "2+3*(4+6)-2/4";
var expectedList = new List <string> {
"2", "3", "4", "6", "+", "*", "+", "2", "4", "/", "-"
};
var result = calculating.TransformToPostfixNotation(input);
Assert.AreEqual(expectedList[0], result[0]);
Assert.AreEqual(expectedList[1], result[1]);
Assert.AreEqual(expectedList[2], result[2]);
Assert.AreEqual(expectedList[3], result[3]);
Assert.AreEqual(expectedList[4], result[4]);
Assert.AreEqual(expectedList[5], result[5]);
Assert.AreEqual(expectedList[6], result[6]);
Assert.AreEqual(expectedList[7], result[7]);
Assert.AreEqual(expectedList[8], result[8]);
Assert.AreEqual(expectedList[9], result[9]);
Assert.AreEqual(expectedList[10], result[10]);
}
