internal void GetIirCoefficients_CorrectlyCallsTheDigitalPolesProvider_Test(
[Frozen] Mock <IDigitalPolesProvider> digitialPolesProvider, IAnalog analog,
double cutoff, IirProvider iirProvider)
{
iirProvider.GetIirCoefficients(analog, cutoff);
digitialPolesProvider.Verify(mock => mock.GetDigitalPoles(analog, cutoff, 2.0d), Times.Once);
}
internal void GetIirCoefficients_CorrectlyCallsThePolynomialTransformer_Test(
[Frozen] Mock <IDigitalPolesProvider> digitialPolesProvider,
[Frozen] Mock <IPolynomialTransformer> polynomialTransformer, IPolesCoefficients polesCoefficients,
IAnalog analog, double cutoff, IirProvider iirProvider)
{
digitialPolesProvider.Setup(mock => mock.GetDigitalPoles(analog, cutoff, 2.0d)).Returns(polesCoefficients);
iirProvider.GetIirCoefficients(analog, cutoff);
polynomialTransformer.Verify(mock => mock.Transform(polesCoefficients), Times.Once);
}
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);
}
