def test_none_boundaries():
x = da.from_array(np.arange(16).reshape(4, 4), chunks=(2, 2))
exp = boundaries(x, 2, {0: 'none', 1: 33})
res = np.array([[33, 33, 0, 1, 2, 3, 33, 33], [33, 33, 4, 5, 6, 7, 33, 33],
[33, 33, 8, 9, 10, 11, 33, 33],
[33, 33, 12, 13, 14, 15, 33, 33]])
assert_eq(exp, res)
def test_none_boundaries():
x = da.from_array(np.arange(16).reshape(4, 4), chunks=(2, 2))
exp = boundaries(x, 2, {0: 'none', 1: 33})
res = np.array(
[[33, 33, 0, 1, 2, 3, 33, 33],
[33, 33, 4, 5, 6, 7, 33, 33],
[33, 33, 8, 9, 10, 11, 33, 33],
[33, 33, 12, 13, 14, 15, 33, 33]])
assert_eq(exp, res)
def test_boundaries():
x = np.arange(64).reshape((8, 8))
d = da.from_array(x, chunks=(4, 4))
e = boundaries(d, {0: 2, 1: 1}, {0: 0, 1: 'periodic'})
expected = np.array([[0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[7, 0, 1, 2, 3, 4, 5, 6, 7, 0],
[15, 8, 9, 10, 11, 12, 13, 14, 15, 8],
[23, 16, 17, 18, 19, 20, 21, 22, 23, 16],
[31, 24, 25, 26, 27, 28, 29, 30, 31, 24],
[39, 32, 33, 34, 35, 36, 37, 38, 39, 32],
[47, 40, 41, 42, 43, 44, 45, 46, 47, 40],
[55, 48, 49, 50, 51, 52, 53, 54, 55, 48],
[63, 56, 57, 58, 59, 60, 61, 62, 63, 56],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]])
assert_eq(e, expected)
def test_boundaries():
x = np.arange(64).reshape((8, 8))
d = da.from_array(x, chunks=(4, 4))
e = boundaries(d, {0: 2, 1: 1}, {0: 0, 1: 'periodic'})
expected = np.array(
[[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[ 7, 0, 1, 2, 3, 4, 5, 6, 7, 0],
[15, 8, 9,10,11,12,13,14,15, 8],
[23,16,17,18,19,20,21,22,23,16],
[31,24,25,26,27,28,29,30,31,24],
[39,32,33,34,35,36,37,38,39,32],
[47,40,41,42,43,44,45,46,47,40],
[55,48,49,50,51,52,53,54,55,48],
[63,56,57,58,59,60,61,62,63,56],
[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]])
assert eq(e, expected)
def test_constant_boundaries():
a = np.arange(1 * 9).reshape(1, 9)
darr = da.from_array(a, chunks=((1, ), (2, 2, 2, 3)))
b = boundaries(darr, {0: 0, 1: 0}, {0: 0, 1: 0})
assert b.chunks == darr.chunks
def test_constant_boundaries():
a = np.arange(1 * 9).reshape(1, 9)
darr = da.from_array(a, chunks=((1,), (2, 2, 2, 3)))
b = boundaries(darr, {0: 0, 1: 0}, {0: 0, 1: 0})
assert b.chunks == darr.chunks
