public void IsFirstSubExpInBracketsCorrect()
{
Expression target = new Expression(parserMock.Object, operationsMock.Object);
string result = target.GetFirstSubExpInBrackets(exp);
Assert.AreEqual(result, subExp);
}
public void FindFirstOperationByPriorityCorrect()
{
Expression target = new Expression(parserMock.Object, operationsMock.Object);
OperationInfo result = target.FindFirstOperationByPriority(subExp);
Assert.AreEqual(result.OperandLeft, -4);
Assert.AreEqual(result.OperandRight, -8);
Assert.IsTrue(result.OperationSymbol == '*');
}
public void IsReplaceFirstExpInBracketsCorrect()
{
string expFirsResult = "-10+10-44";
string[] splitExpFirstResult = new[] { "-10", "+", "10", "-", "44" };
parserMock.Setup(j => j.Join(splitExpFirstResult)).Returns(expFirsResult);
Expression target = new Expression(parserMock.Object, operationsMock.Object);
string result = target.ReplaceFirstExpInBrackets(exp, "44");
Assert.AreEqual(result, expFirsResult);
}
public void IsReplaceFirstOperationByPriorityCorrect()
{
string subExpFirstResult = "32+12";
string[] splitSubExpFirstResult = new[] { "32", "+", "12" };
parserMock.Setup(j => j.Join(splitSubExpFirstResult)).Returns(subExpFirstResult);
Expression target = new Expression(parserMock.Object, operationsMock.Object);
string result = target.ReplaceFirstOperationByPriority(subExp, "32");
Assert.AreEqual(result, subExpFirstResult);
}