def testGetDensity(self):
"tests FNormal.get_density"
for i in range(100):
randno = [uniform(-100, 100), uniform(0.1, 100),
uniform(-100, 100), uniform(0.1, 100)]
fn = FNormal(*randno)
self.assertAlmostEqual(fn.get_density(),
randno[1] / (sqrt(2 * pi) * randno[3])
* exp(-(randno[0] - randno[2]) ** 2 / (2 * randno[3] ** 2)),
delta=0.001)
