public void CosinusTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("cos");
double result = calc.Calculation(3.14);
Assert.AreEqual(result, Math.Cos(3.14));
}
public void SwapTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("+/-");
double result = calc.Calculation(5);
Assert.AreEqual(result, (-5));
}
public void LgTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("lg");
double result = calc.Calculation(5);
Assert.AreEqual(result, Math.Log10(5));
}
public void SinusTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("sin");
double result = calc.Calculation(1);
Assert.AreEqual(result, Math.Sin(1));
}
public void ArctgTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("arctg");
double result = calc.Calculation(3);
Assert.AreEqual(Math.Atan(3), result);
}
public void SqrtTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("sqrt");
double result = calc.Calculation(9);
Assert.AreEqual(result, 3);
}
public void ArccosTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("arccos");
double result = calc.Calculation(0.3);
Assert.AreEqual(result, Math.Acos(0.3));
}
public void CosTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("cos");
double result = calc.Calculation(Math.PI);
Assert.AreEqual(result, (-1));
}
public void LnTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("ln");
double result = calc.Calculation(1);
Assert.AreEqual(result, 0);
}
public void LnTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("ln");
double result = calc.Calculation(Math.Pow(Math.E, 2));
Assert.AreEqual(2, result);
}
public void ArcsinTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("arcsin");
double result = calc.Calculation(1);
Assert.AreEqual(result, Math.Asin(1));
}
public void FactorialTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("n!");
double result = calc.Calculation(5);
Assert.AreEqual(result, 120);
}
public void CtgTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("ctg");
double result = calc.Calculation(2);
Assert.AreEqual(result, 1 / Math.Tan(2));
}
public void SquareTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("x^2");
double result = calc.Calculation(2);
Assert.AreEqual(result, 4);
}
public void DelxTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("1/x");
double result = calc.Calculation(5);
Assert.AreEqual(0.2, result);
}
public void delxTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("1/x");
double result = calc.Calculation(2);
Assert.AreEqual(result, 0.5);
}
public void FactorialTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("n!");
double result = calc.Calculation(7);
Assert.AreEqual(5040, result);
}
public void CubedTest1()
{
ISingleOperation calc = SingleOperationFactory.Create("x^3");
double result = calc.Calculation(2);
Assert.AreEqual(result, 8);
}
public void ArcctgTest2()
{
ISingleOperation calc = SingleOperationFactory.Create("arcctg");
double result = calc.Calculation(2);
Assert.AreEqual(result, Math.PI / 2 - Math.Atan(2));
}
private void SimpleCalculate(object sender, EventArgs e)
{
double doubleFirstArgument = Convert.ToDouble(firstArgument.Text);
try
{
ISingleOperation calculator = SingleOperationFactory.Create(((Button)sender).Text);
if (firstArgument.Text != "")
{
resultField.Text = calculator.Calculation(doubleFirstArgument).ToString();
}
}
catch (Exception exception)
{
resultField.Text = exception.Message;
}
}
public void ArccosFailTest()
{
ISingleOperation calc = SingleOperationFactory.Create("arccos");
double result = calc.Calculation(-2);
}
public void DelxTest3()
{
ISingleOperation calc = SingleOperationFactory.Create("1/x");
double result = calc.Calculation(0);
}
public void LnTest3()
{
ISingleOperation calc = SingleOperationFactory.Create("ln");
double result = calc.Calculation(-2);
}