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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
import os
from unittest import mock
import pytest
from strictyaml import as_document
from pyiceberg.typedef import UTF8, RecursiveDict
from pyiceberg.utils.config import Config, _lowercase_dictionary_keys, merge_config
EXAMPLE_ENV = {"PYICEBERG_CATALOG__PRODUCTION__URI": "https://service.io/api"}
def test_config() -> None:
"""To check if all the file lookups go well without any mocking"""
assert Config()
@mock.patch.dict(os.environ, EXAMPLE_ENV)
def test_from_environment_variables() -> None:
assert Config().get_catalog_config("production") == {"uri": "https://service.io/api"}
@mock.patch.dict(os.environ, EXAMPLE_ENV)
def test_from_environment_variables_uppercase() -> None:
assert Config().get_catalog_config("PRODUCTION") == {"uri": "https://service.io/api"}
@mock.patch.dict(
os.environ,
{
"PYICEBERG_CATALOG__PRODUCTION__S3__REGION": "eu-north-1",
"PYICEBERG_CATALOG__PRODUCTION__S3__ACCESS_KEY_ID": "username",
},
)
def test_fix_nested_objects_from_environment_variables() -> None:
assert Config().get_catalog_config("PRODUCTION") == {
"s3.region": "eu-north-1",
"s3.access-key-id": "username",
}
def test_from_configuration_files(tmp_path_factory: pytest.TempPathFactory) -> None:
config_path = str(tmp_path_factory.mktemp("config"))
with open(f"{config_path}/.pyiceberg.yaml", "w", encoding=UTF8) as file:
yaml_str = as_document({"catalog": {"production": {"uri": "https://service.io/api"}}}).as_yaml()
file.write(yaml_str)
os.environ["PYICEBERG_HOME"] = config_path
assert Config().get_catalog_config("production") == {"uri": "https://service.io/api"}
def test_lowercase_dictionary_keys() -> None:
uppercase_keys = {"UPPER": {"NESTED_UPPER": {"YES"}}}
expected = {"upper": {"nested_upper": {"YES"}}}
assert _lowercase_dictionary_keys(uppercase_keys) == expected # type: ignore
def test_merge_config() -> None:
lhs: RecursiveDict = {"common_key": "abc123"}
rhs: RecursiveDict = {"common_key": "xyz789"}
result = merge_config(lhs, rhs)
assert result["common_key"] == rhs["common_key"]
def test_from_configuration_files_get_typed_value(tmp_path_factory: pytest.TempPathFactory) -> None:
config_path = str(tmp_path_factory.mktemp("config"))
with open(f"{config_path}/.pyiceberg.yaml", "w", encoding=UTF8) as file:
yaml_str = as_document({"max-workers": "4", "legacy-current-snapshot-id": "True"}).as_yaml()
file.write(yaml_str)
os.environ["PYICEBERG_HOME"] = config_path
with pytest.raises(ValueError):
Config().get_bool("max-workers")
with pytest.raises(ValueError):
Config().get_int("legacy-current-snapshot-id")
assert Config().get_bool("legacy-current-snapshot-id")
assert Config().get_int("max-workers") == 4
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