def test_tick_bounds_error(self):
d = Dist(2)
with self.assertRaises(IndexError):
d.tick(-1)
with self.assertRaises(IndexError):
d.tick(3)
def test_tick_bounds_error(self):
d = Dist(2)
with self.assertRaises(IndexError):
d.tick(-1)
with self.assertRaises(IndexError):
d.tick(3)
def test_relative_entropy_sizes(self):
p = Dist(5)
p.tick(0)
q = Dist(4)
p.tick(1)
self.assertTrue(isnan(relative_entropy(p, q)))
self.assertTrue(isnan(relative_entropy(q, p)))
def test_relative_entropy_invalid(self):
p = Dist(5)
q = Dist(5)
self.assertTrue(isnan(relative_entropy(p, q)))
p.tick(0)
self.assertTrue(isnan(relative_entropy(p, q)))
self.assertTrue(isnan(relative_entropy(q, p)))
def test_tick(self):
d = Dist(2)
self.assertEqual(1, d.tick(0))
self.assertEqual(2, d.tick(0))
self.assertEqual(2, d.counts())
self.assertTrue(d.valid())
def test_tick(self):
d = Dist(2)
self.assertEqual(1, d.tick(0))
self.assertEqual(2, d.tick(0))
self.assertEqual(2, d.counts())
self.assertTrue(d.valid())
