def test_integridad_falla(self):
COEFICIENTES = [
(2, 3, 0),
(-2, 0, 4),
(2, 0, -4),
]
for a, b, c in COEFICIENTES:
raices = buscar_raices(a, b, c)
coeficientes = buscar_coeficientes(raices[0], raices[1])
self.assertNotEqual(coeficientes, (a, b, c))
def test_integridad(self):
RAICES = [
(0, 0),
(1, 2),
(2.5, 3.5),
(100, 1000),
]
for r1, r2 in RAICES:
a, b, c = buscar_coeficientes(r1, r2)
raices = buscar_raices(a, b, c)
self.assertEquals(raices, (r1, r2))
def test_formar_poliniomio(self):
RAICES_COEFICIENTES = [
((1, 1), (1, -2, 1)),
((0, 0), (1, 0, 0)),
((2, -2), (1, 0, -4)),
((-4, 3), (1, 1, -12)),
]
for raices, coeficientes_esperados in RAICES_COEFICIENTES:
coeficientes = buscar_coeficientes(raices[0], raices[1])
self.assertEquals(coeficientes, coeficientes_esperados)