public void PrintAdditionalInfo(QuadraticEquation equation)
{
String info = equation.ToString() + "\nRoots:";
equation.GetSolutions().ToList().ForEach((solution) => { info += $"{solution:F3}, "; });
Console.WriteLine(info);
}
public void ComplexQuadraticEquation(double a, double b, double c, string stringForm, double firstReal, double firstImaginary, double secondReal, double secondImaginary)
{
var equation = new QuadraticEquation(a, b, c);
equation.ToString().Should().Be(stringForm);
var solution = equation.Solution();
solution.IsRealRoots.Should().BeFalse();
solution.ComplexRoots.FirstRoot.Should().Be(new Complex(firstReal, firstImaginary));
solution.ComplexRoots.SecondRoot.Should().Be(new Complex(secondReal, secondImaginary));
Assert.ThrowsException <ArgumentException>(() => solution.RealRoots);
}
public void RealQuadraticEquation(double a, double b, double c, string stringForm, double firstRoot, double secondRoot)
{
var equation = new QuadraticEquation(a, b, c);
equation.ToString().Should().Be(stringForm);
var solution = equation.Solution();
solution.IsRealRoots.Should().BeTrue();
solution.RealRoots.FirstRoot.Should().Be(firstRoot);
solution.RealRoots.SecondRoot.Should().Be(secondRoot);
Assert.ThrowsException <ArgumentException>(() => solution.ComplexRoots);
}
