def test_dup_from_to_dict():
assert dup_from_raw_dict({}, ZZ) == []
assert dup_from_dict({}, ZZ) == []
assert dup_to_raw_dict([]) == {}
assert dup_to_dict([]) == {}
assert dup_to_raw_dict([], ZZ, zero=True) == {0: ZZ(0)}
assert dup_to_dict([], ZZ, zero=True) == {(0, ): ZZ(0)}
f = [3, 0, 0, 2, 0, 0, 0, 0, 8]
g = {8: 3, 5: 2, 0: 8}
h = {(8, ): 3, (5, ): 2, (0, ): 8}
assert dup_from_raw_dict(g, ZZ) == f
assert dup_from_dict(h, ZZ) == f
assert dup_to_raw_dict(f) == g
assert dup_to_dict(f) == h
R, x, y = ring("x,y", ZZ)
K = R.to_domain()
f = [R(3), R(0), R(2), R(0), R(0), R(8)]
g = {5: R(3), 3: R(2), 0: R(8)}
h = {(5, ): R(3), (3, ): R(2), (0, ): R(8)}
assert dup_from_raw_dict(g, K) == f
assert dup_from_dict(h, K) == f
assert dup_to_raw_dict(f) == g
assert dup_to_dict(f) == h
def test_dup_from_to_dict():
assert dup_from_raw_dict({}, ZZ) == []
assert dup_from_dict({}, ZZ) == []
assert dup_to_raw_dict([]) == {}
assert dup_to_dict([]) == {}
assert dup_to_raw_dict([], ZZ, zero=True) == {0: ZZ(0)}
assert dup_to_dict([], ZZ, zero=True) == {(0,): ZZ(0)}
f = [3,0,0,2,0,0,0,0,8]
g = {8: 3, 5: 2, 0: 8}
h = {(8,): 3, (5,): 2, (0,): 8}
assert dup_from_raw_dict(g, ZZ) == f
assert dup_from_dict(h, ZZ) == f
assert dup_to_raw_dict(f) == g
assert dup_to_dict(f) == h
K = ZZ['x','y']
f = [K([[3]]),K([[]]),K([[2]]),K([[]]),K([[]]),K([[8]])]
g = {5: K([[3]]), 3: K([[2]]), 0: K([[8]])}
h = {(5,): K([[3]]), (3,): K([[2]]), (0,): K([[8]])}
assert dup_from_raw_dict(g, K) == f
assert dup_from_dict(h, K) == f
assert dup_to_raw_dict(f) == g
assert dup_to_dict(f) == h
def test_dup_from_to_dict():
assert dup_from_raw_dict({}, ZZ) == []
assert dup_from_dict({}, ZZ) == []
assert dup_to_raw_dict([]) == {}
assert dup_to_dict([]) == {}
assert dup_to_raw_dict([], ZZ, zero=True) == {0: ZZ(0)}
assert dup_to_dict([], ZZ, zero=True) == {(0,): ZZ(0)}
f = [3, 0, 0, 2, 0, 0, 0, 0, 8]
g = {8: 3, 5: 2, 0: 8}
h = {(8,): 3, (5,): 2, (0,): 8}
assert dup_from_raw_dict(g, ZZ) == f
assert dup_from_dict(h, ZZ) == f
assert dup_to_raw_dict(f) == g
assert dup_to_dict(f) == h
R, x,y = ring("x,y", ZZ)
K = R.to_domain()
f = [R(3), R(0), R(2), R(0), R(0), R(8)]
g = {5: R(3), 3: R(2), 0: R(8)}
h = {(5,): R(3), (3,): R(2), (0,): R(8)}
assert dup_from_raw_dict(g, K) == f
assert dup_from_dict(h, K) == f
assert dup_to_raw_dict(f) == g
assert dup_to_dict(f) == h
