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58 changes: 58 additions & 0 deletions pandas/tests/arrays/boolean/test_arithmetic.py
Original file line number Diff line number Diff line change
Expand Up @@ -132,3 +132,61 @@ def test_error_invalid_values(data, all_arithmetic_operators):
)
with pytest.raises(TypeError, match=msg):
ops(pd.Series("foo", index=s.index))

# Tests for BooleanArray logical and comparison operations
# -------------------------------------------------------------------------

@pytest.mark.parametrize(
"opname, expected",[
("and_", [True, False, None, False, False, None, None, None, None]),
("or_", [True, True, None, True, False, None, None, None, None]),
("xor", [False, True, None, True, False, None, None, None, None]),
],ids=["and", "or", "xor"],
)

def test_logical_ops(left_array, right_array, opname, expected):
"""Test bitwise logical operations (&, |, ^) for BooleanArray."""
op = getattr(operator, opname)
result = op(left_array, right_array)
expected = pd.array(expected, dtype="boolean")
tm.assert_extension_array_equal(result, expected)

def test_invert(left_array):
"""Test inversion (~) for BooleanArray."""
result = operator.invert(left_array)
expected = pd.array(
[False, False, False, True, True, True, None, None, None],
dtype="boolean",
)
tm.assert_extension_array_equal(result, expected)

@pytest.mark.parametrize(
"opname, expected",[
("eq", [True, False, None, False, True, None, None, None, None]),
("ne", [False, True, None, True, False, None, None, None, None]),
("gt", [False, True, None, False, False, None, None, None, None]),
("lt", [False, False, None, False, False, None, None, None, None]),
("ge", [True, False, None, True, True, None, None, None, None]),
("le", [True, True, None, False, True, None, None, None, None]),
],ids=["==", "!=", ">", "<", ">=", "<="],
)
def test_comparison_ops(left_array, right_array, opname, expected):
"""Test comparison operators (==, !=, >, <, >=, <=) for BooleanArray."""
op = getattr(operator, opname)
result = op(left_array, right_array)
expected = pd.array(expected, dtype="boolean")
tm.assert_extension_array_equal(result, expected)

def test_logical_with_scalar(left_array):
"""Test logical ops with scalar values (True/False/NA)."""
result_true = left_array & True
result_false = left_array | False
result_na = left_array ^ pd.NA

expected_true = left_array # '&' True→Same
expected_false = left_array # '|' False→same
expected_na = pd.array([None] * len(left_array), dtype="boolean") # XOR NA→All NA

tm.assert_extension_array_equal(result_true, expected_true)
tm.assert_extension_array_equal(result_false, expected_false)
tm.assert_extension_array_equal(result_na, expected_na)
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