name : test_creation_functions.py from numpy.testing import assert_raises import numpy as np from .. import all from .._creation_functions import ( asarray, arange, empty, empty_like, eye, full, full_like, linspace, meshgrid, ones, ones_like, zeros, zeros_like, ) from .._dtypes import float32, float64 from .._array_object import Array def test_asarray_errors(): # Test various protections against incorrect usage assert_raises(TypeError, lambda: Array([1])) assert_raises(TypeError, lambda: asarray(["a"])) assert_raises(ValueError, lambda: asarray([1.0], dtype=np.float16)) assert_raises(OverflowError, lambda: asarray(2**100)) # Preferably this would be OverflowError # assert_raises(OverflowError, lambda: asarray([2**100])) assert_raises(TypeError, lambda: asarray([2**100])) asarray([1], device="cpu") # Doesn't error assert_raises(ValueError, lambda: asarray([1], device="gpu")) assert_raises(ValueError, lambda: asarray([1], dtype=int)) assert_raises(ValueError, lambda: asarray([1], dtype="i")) def test_asarray_copy(): a = asarray([1]) b = asarray(a, copy=True) a[0] = 0 assert all(b[0] == 1) assert all(a[0] == 0) a = asarray([1]) b = asarray(a, copy=np._CopyMode.ALWAYS) a[0] = 0 assert all(b[0] == 1) assert all(a[0] == 0) a = asarray([1]) b = asarray(a, copy=np._CopyMode.NEVER) a[0] = 0 assert all(b[0] == 0) assert_raises(NotImplementedError, lambda: asarray(a, copy=False)) assert_raises(NotImplementedError, lambda: asarray(a, copy=np._CopyMode.IF_NEEDED)) def test_arange_errors(): arange(1, device="cpu") # Doesn't error assert_raises(ValueError, lambda: arange(1, device="gpu")) assert_raises(ValueError, lambda: arange(1, dtype=int)) assert_raises(ValueError, lambda: arange(1, dtype="i")) def test_empty_errors(): empty((1,), device="cpu") # Doesn't error assert_raises(ValueError, lambda: empty((1,), device="gpu")) assert_raises(ValueError, lambda: empty((1,), dtype=int)) assert_raises(ValueError, lambda: empty((1,), dtype="i")) def test_empty_like_errors(): empty_like(asarray(1), device="cpu") # Doesn't error assert_raises(ValueError, lambda: empty_like(asarray(1), device="gpu")) assert_raises(ValueError, lambda: empty_like(asarray(1), dtype=int)) assert_raises(ValueError, lambda: empty_like(asarray(1), dtype="i")) def test_eye_errors(): eye(1, device="cpu") # Doesn't error assert_raises(ValueError, lambda: eye(1, device="gpu")) assert_raises(ValueError, lambda: eye(1, dtype=int)) assert_raises(ValueError, lambda: eye(1, dtype="i")) def test_full_errors(): full((1,), 0, device="cpu") # Doesn't error assert_raises(ValueError, lambda: full((1,), 0, device="gpu")) assert_raises(ValueError, lambda: full((1,), 0, dtype=int)) assert_raises(ValueError, lambda: full((1,), 0, dtype="i")) def test_full_like_errors(): full_like(asarray(1), 0, device="cpu") # Doesn't error assert_raises(ValueError, lambda: full_like(asarray(1), 0, device="gpu")) assert_raises(ValueError, lambda: full_like(asarray(1), 0, dtype=int)) assert_raises(ValueError, lambda: full_like(asarray(1), 0, dtype="i")) def test_linspace_errors(): linspace(0, 1, 10, device="cpu") # Doesn't error assert_raises(ValueError, lambda: linspace(0, 1, 10, device="gpu")) assert_raises(ValueError, lambda: linspace(0, 1, 10, dtype=float)) assert_raises(ValueError, lambda: linspace(0, 1, 10, dtype="f")) def test_ones_errors(): ones((1,), device="cpu") # Doesn't error assert_raises(ValueError, lambda: ones((1,), device="gpu")) assert_raises(ValueError, lambda: ones((1,), dtype=int)) assert_raises(ValueError, lambda: ones((1,), dtype="i")) def test_ones_like_errors(): ones_like(asarray(1), device="cpu") # Doesn't error assert_raises(ValueError, lambda: ones_like(asarray(1), device="gpu")) assert_raises(ValueError, lambda: ones_like(asarray(1), dtype=int)) assert_raises(ValueError, lambda: ones_like(asarray(1), dtype="i")) def test_zeros_errors(): zeros((1,), device="cpu") # Doesn't error assert_raises(ValueError, lambda: zeros((1,), device="gpu")) assert_raises(ValueError, lambda: zeros((1,), dtype=int)) assert_raises(ValueError, lambda: zeros((1,), dtype="i")) def test_zeros_like_errors(): zeros_like(asarray(1), device="cpu") # Doesn't error assert_raises(ValueError, lambda: zeros_like(asarray(1), device="gpu")) assert_raises(ValueError, lambda: zeros_like(asarray(1), dtype=int)) assert_raises(ValueError, lambda: zeros_like(asarray(1), dtype="i")) def test_meshgrid_dtype_errors(): # Doesn't raise meshgrid() meshgrid(asarray([1.], dtype=float32)) meshgrid(asarray([1.], dtype=float32), asarray([1.], dtype=float32)) assert_raises(ValueError, lambda: meshgrid(asarray([1.], dtype=float32), asarray([1.], dtype=float64)))