def test_noise_errors():
with pytest.raises(ValueError):
tcod.noise.Noise(0)
with pytest.raises(ValueError):
tcod.noise.Noise(1, implementation=-1)
noise = tcod.noise.Noise(2)
with pytest.raises(ValueError):
noise.sample_mgrid(np.mgrid[:2, :2, :2])
with pytest.raises(ValueError):
noise.sample_ogrid(np.ogrid[:2, :2, :2])
def test_noise_class(implementation):
noise = tcod.noise.Noise(2, tcod.NOISE_SIMPLEX, implementation)
# cover attributes
assert noise.dimensions == 2
noise.algorithm = noise.algorithm
noise.implementation = noise.implementation
noise.octaves = noise.octaves
noise.hurst
noise.lacunarity
noise.get_point(0, 0)
noise.sample_mgrid(np.mgrid[:2, :3])
noise.sample_ogrid(np.ogrid[:2, :3])
def test_noise_samples():
noise = tcod.noise.Noise(2, tcod.NOISE_SIMPLEX, tcod.noise.SIMPLE)
np.testing.assert_equal(
noise.sample_mgrid(np.mgrid[:32, :24]),
noise.sample_ogrid(np.ogrid[:32, :24]),
)
