/// <summary>
/// Method that computes the cosine of the grad angle
/// </summary>
/// <param name="first">Parameter that is entered by the user</param>
/// <returns>Calculated value</returns>
public double Calculate(double first)
{
var converter = new GradToRadConverter();
var calculator = new CosCalc();
return(calculator.Calculate(converter.Calculate(first)));
}
public void CosCalcTest(double first, double expected)
{
var calc = new CosCalc();
double result = calc.Calculate(first);
Assert.AreEqual(expected, result, 0.001);
}