def test_additem_prepend_remove_append_same() -> None:
lst = [1, 2, 3]
with additem(lst, 42, prepend=True):
assert lst == [42, 1, 2, 3]
lst.pop(0)
lst.append(42)
assert lst == [1, 2, 3]
def test_additem_prepend_error() -> None:
lst = [1, 2, 3]
with pytest.raises(RuntimeError, match="Catch this!"):
with additem(lst, 42, prepend=True):
assert lst == [42, 1, 2, 3]
raise RuntimeError("Catch this!")
assert lst == [1, 2, 3]
def test_additem_remove_prepend_same() -> None:
lst = [1, 2, 3]
with additem(lst, 42):
assert lst == [1, 2, 3, 42]
lst.pop()
lst.insert(0, 42)
assert lst == [1, 2, 3]
def test_additem_error() -> None:
lst = [1, 2, 3]
with pytest.raises(RuntimeError, match="Catch this!"):
with additem(lst, 42):
assert lst == [1, 2, 3, 42]
raise RuntimeError("Catch this!")
assert lst == [1, 2, 3]
def test_additem_prepend_same_error() -> None:
lst = [1, 2, 3]
with pytest.raises(RuntimeError, match="Catch this!"):
with additem(lst, 42):
assert lst == [1, 2, 3, 42]
lst.insert(0, 42)
raise RuntimeError("Catch this!")
assert lst == [42, 1, 2, 3]
def test_additem_modified_error() -> None:
lst = [1, 2, 3]
with pytest.raises(RuntimeError, match="Catch this!"):
with additem(lst, 42):
assert lst == [1, 2, 3, 42]
lst.append(23)
raise RuntimeError("Catch this!")
assert lst == [1, 2, 3, 23]
def test_additem_prepend_remove_append_same_error() -> None:
lst = [1, 2, 3]
with pytest.raises(RuntimeError, match="Catch this!"):
with additem(lst, 42, prepend=True):
assert lst == [42, 1, 2, 3]
lst.pop(0)
lst.append(42)
raise RuntimeError("Catch this!")
assert lst == [1, 2, 3]
def test_additem_prepend_modified() -> None:
lst = [1, 2, 3]
with additem(lst, 42, prepend=True):
assert lst == [42, 1, 2, 3]
lst.insert(0, 23)
assert lst == [23, 1, 2, 3]
def test_additem_prepend() -> None:
lst = [1, 2, 3]
with additem(lst, 42, prepend=True):
assert lst == [42, 1, 2, 3]
assert lst == [1, 2, 3]
def test_additem() -> None:
lst = [1, 2, 3]
with additem(lst, 42):
assert lst == [1, 2, 3, 42]
assert lst == [1, 2, 3]
def test_additem_modified() -> None:
lst = [1, 2, 3]
with additem(lst, 42):
assert lst == [1, 2, 3, 42]
lst.append(23)
assert lst == [1, 2, 3, 23]
def test_additem_remove() -> None:
lst = [1, 2, 3]
with additem(lst, 42):
assert lst == [1, 2, 3, 42]
lst.pop()
assert lst == [1, 2, 3]