public void EvaluateReturnsTrueIfAnswerCorrect()
{
// Arrange
var engine = new DecimalEngine();
var p = engine.CreateRandomDecimalProblem();
var expectedAnswer = p.ProblemOperation == Operation.Multiply ? p.Number * p.Operator : p.Number / p.Operator;
// Act
p.Answer = Math.Round(expectedAnswer, p.GetExpectedDecimalPlacesInAnswer());
// Assert
Assert.IsTrue(engine.Evaluate(p));
}
public void EvaluateReturnsFalseIfAnswerNotCorrect()
{
// Arrange
var engine = new DecimalEngine();
var p = engine.CreateRandomDecimalProblem();
var expectedAnswer = p.ProblemOperation == Operation.Multiply ? p.Number * p.Operator : p.Number / p.Operator;
// Act
p.Answer = Math.Round(expectedAnswer + 1, 5); // Just to make it incorrect
// Assert
Assert.IsFalse(engine.Evaluate(p));
}
