internal void GetIirCoefficients_CorrectlyReturnsTheValueOfThePolynomialTransformer_Test(
[Frozen] Mock <IDigitalPolesProvider> digitialPolesProvider,
[Frozen] Mock <IPolynomialTransformer> polynomialTransformer, IPolesCoefficients polesCoefficients,
IPolynomialCoefficients polynomialCoefficients, IAnalog analog, double cutoff,
IirProvider iirProvider)
{
digitialPolesProvider.Setup(mock => mock.GetDigitalPoles(analog, cutoff, 2.0d)).Returns(polesCoefficients);
polynomialTransformer.Setup(mock => mock.Transform(polesCoefficients)).Returns(polynomialCoefficients);
var actual = iirProvider.GetIirCoefficients(analog, cutoff);
Assert.Equal(polynomialCoefficients, actual);
}
internal void Transform_CorrectlyReturnsTheResultOfThePolynomialFactory_Test(
[Frozen] Mock <IPolynomialCoefficientsFactory> polynomialCoefficientsFactory,
IPolesCoefficients polesCoefficients, IPolynomialCoefficients expected,
PolynomialTransformer polynomialTransformer)
{
polynomialCoefficientsFactory.Setup(
mock => mock.Build(It.IsAny <IReadOnlyList <double> >(), It.IsAny <IReadOnlyList <double> >()))
.Returns(expected);
var actual = polynomialTransformer.Transform(polesCoefficients);
Assert.Equal(expected, actual);
}
internal void Compose(IAnalog analog, double cutoff)
{
this.Cutoff = cutoff;
this.PolynomialCoefficients = this.iirProvider.GetIirCoefficients(analog, cutoff);
}