def test_reset(self):
r = FRandomStream()
first_seed = r.get_current_seed()
r.generate_new_seed()
second_seed = r.get_current_seed()
self.assertTrue(first_seed != second_seed)
r.reset()
self.assertEqual(r.get_current_seed(), r.get_initial_seed())
def test_vrand_cone(self):
r = FRandomStream()
self.assertTrue((1.0 - r.vrand_cone(FVector(0, 0, 1), 30, 22).length()) < 0.1)
def test_vrand(self):
r = FRandomStream()
self.assertTrue((1.0 - r.vrand().length()) < 0.1)
def test_frand(self):
r = FRandomStream()
self.assertTrue(type(r.frand()) is float)
def test_rand_helper(self):
r = FRandomStream()
value = r.rand_helper(30)
self.assertTrue(type(value) is int)
self.assertTrue(value >= 0)
self.assertTrue(value <= 30)
def test_rand_range(self):
r = FRandomStream()
value = r.rand_range(17, 30)
self.assertTrue(type(value) is int)
self.assertTrue(value >= 17)
self.assertTrue(value <= 30)
def test_get_unsigned_int(self):
r = FRandomStream()
value = r.get_unsigned_int()
self.assertTrue(type(value) is int)
self.assertTrue(value >= 0)
def test_initialize(self):
r = FRandomStream()
r.initialize(17)
self.assertEqual(r.get_initial_seed(), 17)
def test_get_unit_vector(self):
r = FRandomStream()
self.assertTrue((1.0 - r.get_unit_vector().length()) < 0.1)
def test_get_fraction(self):
r = FRandomStream()
first_seed = r.get_current_seed()
initial_seed = r.get_initial_seed()
self.assertEqual(first_seed, initial_seed)
def test_get_fraction(self):
r = FRandomStream()
value = r.get_fraction()
self.assertTrue(type(value) is float)
self.assertTrue(value >= 0.0)
self.assertTrue(value <= 1.0)
def test_generate_new_seed(self):
r = FRandomStream()
first_seed = r.get_current_seed()
r.generate_new_seed()
second_seed = r.get_current_seed()
self.assertTrue(first_seed != second_seed)
def test_frand_range(self):
r = FRandomStream()
value = r.frand_range(17, 22)
self.assertTrue(value >= 17)
self.assertTrue(value <= 22)