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# ========================================================================== #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2023 Maxim Devaev <[email protected]> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
import pytest
from kvmd.yamlconf import merger
# =====
def test_simple_override() -> None:
base = {"key1": "value1", "key2": "value2"}
incoming = {"key1": "new_value1"}
merger.yaml_merge(base, incoming)
assert base == {"key1": "new_value1", "key2": "value2"}
def test_nested_override() -> None:
base = {"key1": {"nested_key1": "value1"}, "key2": "value2"}
incoming = {"key1": {"nested_key1": "new_value1"}}
merger.yaml_merge(base, incoming)
assert base == {"key1": {"nested_key1": "new_value1"}, "key2": "value2"}
def test_dest_none() -> None:
base = None
incoming = {"key1": "value1"}
with pytest.raises(ValueError, match="destination cannot be None"):
merger.yaml_merge(base, incoming) # type: ignore[arg-type]
def test_src_none_or_empty() -> None:
base = {"key1": "value1"}
incoming = None
merger.yaml_merge(base, incoming) # type: ignore[arg-type]
assert base == {"key1": "value1"}
base = {"key1": "value1"}
incoming2: dict = {}
merger.yaml_merge(base, incoming2)
assert base == {"key1": "value1"}
def test_merged_new_keys() -> None:
base = {"key1": "value1"}
incoming = {"key2": "value2"}
merger.yaml_merge(base, incoming)
assert base == {"key1": "value1", "key2": "value2"}
def test_dest_not_dict() -> None:
base = "I'm not a dict"
incoming = {"key1": "value1"}
with pytest.raises(TypeError, match="object does not support item assignment"):
merger.yaml_merge(base, incoming) # type: ignore[arg-type]
def test_src_not_dict() -> None:
base = {"key1": "value1"}
incoming = "I'm not a dict"
with pytest.raises(TypeError, match="string indices must be integers, not 'str'"):
merger.yaml_merge(base, incoming) # type: ignore[arg-type]
def test_nested_lists_overwrite() -> None:
base = {"key1": [1, 2, 3]}
incoming = {"key1": ["a", "b", "c"]}
merger.yaml_merge(base, incoming)
assert base == {"key1": ["a", "b", "c"]}
def test_same_information_rewrite() -> None:
base = {"key1": "value1", "key2": "value2"}
incoming = {"key1": "value1", "key2": "value2"}
merger.yaml_merge(base, incoming)
assert base == {"key1": "value1", "key2": "value2"}
def test_deeply_nested_dictionaries() -> None:
base = {"key1": {"nested_key1": {"deep_nested_key1": "value1"}}, "key2": "value2"}
incoming = {"key1": {"nested_key1": {"deep_nested_key1": "new_value1"}}}
merger.yaml_merge(base, incoming)
assert base == {"key1": {"nested_key1": {"deep_nested_key1": "new_value1"}}, "key2": "value2"}
def test_non_dict_values_in_source() -> None:
base = {"key1": "value1", "key2": "value2"}
incoming = {"key1": 123, "key2": ["value3", "value4"]}
merger.yaml_merge(base, incoming)
assert base == {"key1": 123, "key2": ["value3", "value4"]}
def test_empty_base() -> None:
base = {}
incoming = {"key1": "value1"}
merger.yaml_merge(base, incoming)
assert base == {"key1": "value1"}
def test_none_values_in_source() -> None:
base = {"key1": "value1", "key2": "value2"}
incoming = {"key1": None, "key2": "new_value2"}
merger.yaml_merge(base, incoming)
assert base == {"key1": None, "key2": "new_value2"}
def test_key_not_present_in_incoming() -> None:
base = {"key1": "value1", "key2": "value2"}
incoming = {"key3": "value3"}
merger.yaml_merge(base, incoming)
assert base == {"key1": "value1", "key2": "value2", "key3": "value3"}
def test_mixed_nested_non_nested_keys() -> None:
base = {"key1": "value1", "key2": {"nested_key1": "value2"}}
incoming = {"key1": "new_value1", "key2": {"nested_key1": "new_value2"}}
merger.yaml_merge(base, incoming)
assert base == {"key1": "new_value1", "key2": {"nested_key1": "new_value2"}}
def test_additional_nested_keys_in_incoming() -> None:
base = {"key1": "value1", "key2": {"nested_key1": "value2"}}
incoming = {"key1": "new_value1", "key2": {"nested_key1": "new_value2", "nested_key2": "value3"}}
merger.yaml_merge(base, incoming)
assert base == {"key1": "new_value1", "key2": {"nested_key1": "new_value2", "nested_key2": "value3"}}
def test_override_nested_dict_with_non_dict() -> None:
base = {"key1": "value1", "key2": {"nested_key1": "value2"}}
incoming = {"key1": "new_value1", "key2": "new_value2"}
merger.yaml_merge(base, incoming)
assert base == {"key1": "new_value1", "key2": "new_value2"}
def test_multiple_value_types() -> None:
base = {"key1": 1, "key2": True, "key3": [1, 2, 3], "key4": {"nested_key1": "value1"}}
incoming = {"key1": 2, "key2": False, "key3": [4, 5, 6], "key4": {"nested_key1": "value2"}}
merger.yaml_merge(base, incoming)
assert base == {"key1": 2, "key2": False, "key3": [4, 5, 6], "key4": {"nested_key1": "value2"}}
def test_non_string_keys() -> None:
base: dict = {1: "value1", 2: "value2"}
incoming: dict = {1: "new_value1", 3: "value3"}
merger.yaml_merge(base, incoming)
assert base == {1: "new_value1", 2: "value2", 3: "value3"}
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