public void NoStrategy_ThrowsException()
{
// Arrange
var calculations = Enumerable.Empty <IBinaryCalculation>();
var calculator = new AggregateCalculator(calculations);
// Act
Action run = () => calculator.Solve(new CalculationCommand());
// Assert
run.ShouldThrow <ArgumentException>();
}
public void ValidStrategy_CallsStrategy()
{
// Arrange
var calculation = CreateMockCalculation();
var calculations = Enumerable.Repeat(calculation, 1);
var calculator = new AggregateCalculator(calculations);
// Act
calculator.Solve(new CalculationCommand());
// Assert
calculation.Received().Apply(0, 0);
}
