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# BSD 3-Clause License; see https://github.com/scikit-hep/awkward/blob/main/LICENSE
from __future__ import annotations
import numpy as np
import pytest
import awkward as ak
nb = pytest.importorskip("numba")
ak_numba_arrayview = pytest.importorskip("awkward._connect.numba.arrayview")
ak_numba_builder = pytest.importorskip("awkward._connect.numba.builder")
ak.numba.register_and_check()
def test_ArrayBuilder_of_booleans():
@nb.njit
def add_a_boolean(builder, boolean):
builder.boolean(boolean)
return builder
builder = add_a_boolean(ak.ArrayBuilder(), True)
out = builder.snapshot()
assert out.to_list() == [True]
def test_ArrayBuilder_of_integers():
@nb.njit
def add_an_integer(builder, integer):
builder.integer(integer)
return builder
builder = add_an_integer(ak.ArrayBuilder(), 1)
out = builder.snapshot()
assert out.to_list() == [1]
def test_ArrayBuilder_of_reals():
@nb.njit
def add_a_real(builder, real):
builder.real(real)
return builder
builder = add_a_real(ak.ArrayBuilder(), 1.1)
out = builder.snapshot()
assert out.to_list() == [1.1]
def test_ArrayBuilder_of_complex():
@nb.njit
def add_a_complex(builder, complex):
builder.complex(complex)
return builder
builder = add_a_complex(ak.ArrayBuilder(), 1.0 + 0.1j)
out = builder.snapshot()
assert out.to_list() == [1.0 + 0.1j]
builder = add_a_complex(builder, 2.0 + 0.2j)
out = builder.snapshot()
assert out.to_list() == [(1.0 + 0.1j), (2.0 + 0.2j)]
builder = add_a_complex(builder, 2)
out = builder.snapshot()
assert out.to_list() == [(1.0 + 0.1j), (2.0 + 0.2j), (2.0 + 0j)]
builder = add_a_complex(builder, 2.0)
out = builder.snapshot()
assert out.to_list() == [(1.0 + 0.1j), (2.0 + 0.2j), (2.0 + 0j), (2.0 + 0j)]
def test_ArrayBuilder_of_datetimes():
@nb.njit
def add_a_datetime(builder, datetime):
builder.datetime(datetime)
return builder
builder = add_a_datetime(ak.ArrayBuilder(), np.datetime64("2020-09-04"))
out = builder.snapshot()
assert out.to_list() == [np.datetime64("2020-09-04")]
def test_ArrayBuilder_of_timedeltas():
@nb.njit
def add_a_timedelta(builder, timedelta):
builder.timedelta(timedelta)
return builder
builder = add_a_timedelta(ak.ArrayBuilder(), np.timedelta64(5, "s"))
out = builder.snapshot()
assert out.to_list() == [np.timedelta64(5, "s")]
def test_ArrayBuilder_of_strings():
@nb.njit
def add_a_string(builder, string):
builder.string(string)
return builder
builder = add_a_string(ak.ArrayBuilder(), "hello")
builder = add_a_string(builder, "world")
out = builder.snapshot()
assert out.to_list() == ["hello", "world"]
def test_ArrayBuilder_append():
@nb.njit
def append(builder, value):
builder.append(value)
return builder
builder = append(ak.ArrayBuilder(), True)
out = builder.snapshot()
assert out.to_list() == [True]
builder = append(builder, 1)
out = builder.snapshot()
assert out.to_list() == [True, 1]
builder = append(builder, 1.1)
out = builder.snapshot()
assert out.to_list() == [True, 1, 1.1]
z = 1.1 + 0.1j
builder = append(builder, z)
out = builder.snapshot()
assert out.to_list() == [True, 1, 1.1, (1.1 + 0.1j)]
builder = append(builder, np.datetime64("2020-09-04"))
out = builder.snapshot()
assert out.to_list() == [True, 1, 1.1, (1.1 + 0.1j), np.datetime64("2020-09-04")]
builder = append(builder, np.timedelta64(5, "s"))
out = builder.snapshot()
assert out.to_list() == [
True,
1,
1.1,
(1.1 + 0.1j),
np.datetime64("2020-09-04"),
np.timedelta64(5, "s"),
]
builder = append(builder, "hello")
out = builder.snapshot()
assert out.to_list() == [
True,
1,
1.1,
(1.1 + 0.1j),
np.datetime64("2020-09-04"),
np.timedelta64(5, "s"),
"hello",
]
builder = append(
builder, b"arrow \xe2\x86\x92 zero \x00 not the end!".decode("utf-8")
)
out = builder.snapshot()
assert out.to_list() == [
True,
1,
1.1,
(1.1 + 0.1j),
np.datetime64("2020-09-04"),
np.timedelta64(5, "s"),
"hello",
b"arrow \xe2\x86\x92 zero \x00 not the end!".decode("utf-8"),
]
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