def test_apply_to_dict_rename(mocker):
mocker.patch("json_modify.get_path", return_value=["a"])
section = {"a": 20}
action = {"action": "rename", "path": "a", "value": "b"}
apply_to_dict(section, action, DELIM)
assert section == {"b": 20}
def test_apply_to_dict_replace_with_another_type(mocker):
mocker.patch("json_modify.get_path", return_value=["a"])
section = {"a": 20}
action = {"action": "replace", "path": "a", "value": ["a", "b"]}
apply_to_dict(section, action, DELIM)
assert section == {"a": ["a", "b"]}
def test_apply_to_dict_rename_with_wrong_key(mocker):
mocker.patch("json_modify.get_path", return_value=["b"])
section = {"a": 20}
action = {"action": "rename", "path": "b"}
with pytest.raises(KeyError) as exc:
apply_to_dict(section, action, DELIM)
assert section == {"a": 20}
expected = '"Action {}: no such key b"'.format(action)
assert str(exc.value) == expected
def test_apply_to_dict_rename_with_wrong_value_type(mocker):
mocker.patch("json_modify.get_path", return_value=["b"])
section = {"b": 10}
action = {"action": "rename", "path": "b"}
with pytest.raises(TypeError) as exc:
apply_to_dict(section, action, DELIM)
expected = "Action {}: for rename action on dict " "value should be string".format(
action)
assert str(exc.value) == expected
def test_apply_to_dict_add_with_wrong_type_of_value(mocker):
mocker.patch("json_modify.get_path")
section = {}
action = {"action": "add", "value": 10}
with pytest.raises(TypeError) as exc:
apply_to_dict(section, action, DELIM)
expected = ("Action {}: value for add operation on "
"dict should be of type dict".format(action))
assert str(exc.value) == expected
def test_apply_to_dict_add(mocker):
mocker.patch("json_modify.get_path")
section = {}
action = {"action": "add", "value": {"a": 10}}
apply_to_dict(section, action, DELIM)
assert section == {"a": 10}