@Test
void getMaximumNegativeRealRoot_whenUnsuitableRootsProvided_thenReturnsCorrectValue() {

    ImmutableList<Complex> roots = ImmutableList.of(
            new Complex(1, 0),
            new Complex(-1, 1),
            new Complex(-1, -1),
            new Complex(-53, 0)
    );
    Assertions.assertEquals(-53, PolynomialRootUtils.getMaximumNegativeRealRoot(roots));
}