def test_van_der_corput_scramble(self):
seed = np.random.RandomState(123456)
out = van_der_corput(10, scramble=True, seed=seed)
seed = np.random.RandomState(123456)
sample = van_der_corput(7, start_index=3, scramble=True, seed=seed)
assert_almost_equal(sample, out[3:])
def test_van_der_corput(self):
seed = np.random.RandomState(12345)
sample = van_der_corput(10, seed=seed)
out = [0., 0.5, 0.25, 0.75, 0.125, 0.625, 0.375, 0.875, 0.0625, 0.5625]
assert_almost_equal(sample, out)
sample = van_der_corput(7, start_index=3, seed=seed)
assert_almost_equal(sample, out[3:])
def test_van_der_corput(self):
sample = van_der_corput(10)
out = [0.0, 0.5, 0.25, 0.75, 0.125, 0.625,
0.375, 0.875, 0.0625, 0.5625]
assert_almost_equal(sample, out)
sample = van_der_corput(10, workers=4)
assert_almost_equal(sample, out)
sample = van_der_corput(10, workers=8)
assert_almost_equal(sample, out)
sample = van_der_corput(7, start_index=3)
assert_almost_equal(sample, out[3:])
def test_van_der_corput_scramble(self):
seed = 338213789010180879520345496831675783177
out = van_der_corput(10, scramble=True, seed=seed)
sample = van_der_corput(7, start_index=3, scramble=True, seed=seed)
assert_almost_equal(sample, out[3:])
sample = van_der_corput(
7, start_index=3, scramble=True, seed=seed, workers=4
)
assert_almost_equal(sample, out[3:])
sample = van_der_corput(
7, start_index=3, scramble=True, seed=seed, workers=8
)
assert_almost_equal(sample, out[3:])
def test_invalid_base_error(self):
with pytest.raises(ValueError, match=r"'base' must be at least 2"):
van_der_corput(10, base=1)
