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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
def test_array():
record = ak.contents.RecordArray([ak.contents.NumpyArray(np.arange(10))], ["x"])
array = ak.Array(record)
with pytest.raises(AttributeError):
array.x = 10
with pytest.raises(AttributeError):
array.not_an_existing_attribute = 10
array._not_an_existing_attribute = 10
assert array._not_an_existing_attribute == 10
def test_record():
record = ak.contents.RecordArray([ak.contents.NumpyArray(np.arange(10))], ["x"])
array = ak.Array(record)
record = array[0]
with pytest.raises(AttributeError):
record.x = 10
with pytest.raises(AttributeError):
record.not_an_existing_attribute = 10
record._not_an_existing_attribute = 10
assert record._not_an_existing_attribute == 10
class BadBehaviorBase:
FIELD_STRING = "I am not a list of fields!"
@property
def fields(self):
return self.__class__.FIELD_STRING
@fields.setter
def fields(self, value):
self.__class__.FIELD_STRING = value
class BadBehaviorArray(BadBehaviorBase, ak.Array):
pass
class BadBehaviorRecord(BadBehaviorBase, ak.Record):
pass
behavior = {("*", "bad"): BadBehaviorArray, "bad": BadBehaviorRecord}
def test_bad_behavior_array():
record = ak.contents.RecordArray([ak.contents.NumpyArray(np.arange(10))], ["x"])
array = ak.Array(record, with_name="bad", behavior=behavior)
assert isinstance(array, BadBehaviorArray)
assert array.fields == BadBehaviorArray.FIELD_STRING
array.fields = "yo ho ho and a bottle of rum"
assert array.fields == "yo ho ho and a bottle of rum"
def test_bad_behavior_record():
record = ak.contents.RecordArray([ak.contents.NumpyArray(np.arange(10))], ["x"])
array = ak.Array(record, with_name="bad", behavior=behavior)
record = array[0]
assert isinstance(record, BadBehaviorRecord)
assert record.fields == BadBehaviorRecord.FIELD_STRING
record.fields = "yo ho ho and a bottle of rum"
assert record.fields == "yo ho ho and a bottle of rum"
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