public void IntConstructorSingleTableReturnsSelectedQuizMultiple()
{
// Arrange
const int testMultiple = 5;
var engine = new MultiplicationEngine(new[] { testMultiple });
var p = engine.CreateRandomMultiplicationProblem();
// Act
int multiple = p.Multiple;
// Assert
Assert.AreEqual((int)testMultiple, multiple);
Assert.IsFalse(p.IsAnswered);
}
public void IntConstructorMultipleTableReturnsSelectedQuizMultiple()
{
// Arrange
int[] testMultiples = new[] { 2, 4, 8 };
var engine = new MultiplicationEngine(testMultiples);
var p = engine.CreateRandomMultiplicationProblem();
// Act
int multiple = p.Multiple;
// Assert
Assert.IsTrue(new List <int>(testMultiples).Contains(multiple));
Assert.IsFalse(p.IsAnswered);
}
public void IntConstructorSingleTableEvaluateReturnsTrueWhenAnswerIsCorrect()
{
// Arrange
const int testMultiple = 5;
var engine = new MultiplicationEngine(new[] { testMultiple });
var p = engine.CreateRandomMultiplicationProblem();
p.Answer = p.Multiple * p.Multiplier;
// Act
bool result = engine.Evaluate(p);
// Assert
Assert.IsTrue(p.IsAnswered);
Assert.IsTrue(result);
}
public void EnumConstructorSingleTableEvaluateReturnsFalseWhenAnswerIsNotCorrect()
{
// Arrange
const MultiplicationTable testMultiple = MultiplicationTable.Five;
var engine = new MultiplicationEngine(new[] { testMultiple });
var p = engine.CreateRandomMultiplicationProblem();
p.Answer = 33; // just a number that is not a multiple of testMultiple
// Act
bool result = engine.Evaluate(p);
// Assert
Assert.IsTrue(p.IsAnswered);
Assert.IsFalse(result);
}
public MultiplicationProblem GetProblem()
{
var engine = new MultiplicationEngine((IEnumerable <int>)HttpContext.Current.Session[QuizMultiplesSessionKey]);
return(engine.CreateRandomMultiplicationProblem());
}