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cli-helpers/tests/test_config.py
Daniel Baumann 95bca6b33d
Merging upstream version 2.2.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
2025-02-07 00:48:48 +01:00

293 lines
9.2 KiB
Python

# -*- coding: utf-8 -*-
"""Test the cli_helpers.config module."""
from __future__ import unicode_literals
import os
from unittest.mock import MagicMock
import pytest
from cli_helpers.compat import MAC, text_type, WIN
from cli_helpers.config import (
Config,
DefaultConfigValidationError,
get_system_config_dirs,
get_user_config_dir,
_pathify,
)
from .utils import with_temp_dir
APP_NAME, APP_AUTHOR = "Test", "Acme"
TEST_DATA_DIR = os.path.join(os.path.dirname(__file__), "config_data")
DEFAULT_CONFIG = {
"section": {
"test_boolean_default": "True",
"test_string_file": "~/myfile",
"test_option": "foobar✔",
},
"section2": {},
}
DEFAULT_VALID_CONFIG = {
"section": {
"test_boolean_default": True,
"test_string_file": "~/myfile",
"test_option": "foobar✔",
},
"section2": {},
}
def _mocked_user_config(temp_dir, *args, **kwargs):
config = Config(*args, **kwargs)
config.user_config_file = MagicMock(
return_value=os.path.join(temp_dir, config.filename)
)
return config
def test_user_config_dir():
"""Test that the config directory is a string with the app name in it."""
if "XDG_CONFIG_HOME" in os.environ:
del os.environ["XDG_CONFIG_HOME"]
config_dir = get_user_config_dir(APP_NAME, APP_AUTHOR)
assert isinstance(config_dir, text_type)
assert config_dir.endswith(APP_NAME) or config_dir.endswith(_pathify(APP_NAME))
def test_sys_config_dirs():
"""Test that the sys config directories are returned correctly."""
if "XDG_CONFIG_DIRS" in os.environ:
del os.environ["XDG_CONFIG_DIRS"]
config_dirs = get_system_config_dirs(APP_NAME, APP_AUTHOR)
assert isinstance(config_dirs, list)
assert config_dirs[0].endswith(APP_NAME) or config_dirs[0].endswith(
_pathify(APP_NAME)
)
@pytest.mark.skipif(not WIN, reason="requires Windows")
def test_windows_user_config_dir_no_roaming():
"""Test that Windows returns the user config directory without roaming."""
config_dir = get_user_config_dir(APP_NAME, APP_AUTHOR, roaming=False)
assert isinstance(config_dir, text_type)
assert config_dir.endswith(APP_NAME)
assert "Local" in config_dir
@pytest.mark.skipif(not MAC, reason="requires macOS")
def test_mac_user_config_dir_no_xdg():
"""Test that macOS returns the user config directory without XDG."""
config_dir = get_user_config_dir(APP_NAME, APP_AUTHOR, force_xdg=False)
assert isinstance(config_dir, text_type)
assert config_dir.endswith(APP_NAME)
assert "Library" in config_dir
@pytest.mark.skipif(not MAC, reason="requires macOS")
def test_mac_system_config_dirs_no_xdg():
"""Test that macOS returns the system config directories without XDG."""
config_dirs = get_system_config_dirs(APP_NAME, APP_AUTHOR, force_xdg=False)
assert isinstance(config_dirs, list)
assert config_dirs[0].endswith(APP_NAME)
assert "Library" in config_dirs[0]
def test_config_reading_raise_errors():
"""Test that instantiating Config will raise errors when appropriate."""
with pytest.raises(ValueError):
Config(APP_NAME, APP_AUTHOR, "test_config", write_default=True)
with pytest.raises(ValueError):
Config(APP_NAME, APP_AUTHOR, "test_config", validate=True)
with pytest.raises(TypeError):
Config(APP_NAME, APP_AUTHOR, "test_config", default=b"test")
def test_config_user_file():
"""Test that the Config user_config_file is appropriate."""
config = Config(APP_NAME, APP_AUTHOR, "test_config")
assert get_user_config_dir(APP_NAME, APP_AUTHOR) in config.user_config_file()
def test_config_reading_default_dict():
"""Test that the Config constructor will read in defaults from a dict."""
default = {"main": {"foo": "bar"}}
config = Config(APP_NAME, APP_AUTHOR, "test_config", default=default)
assert config.data == default
def test_config_reading_no_default():
"""Test that the Config constructor will work without any defaults."""
config = Config(APP_NAME, APP_AUTHOR, "test_config")
assert config.data == {}
def test_config_reading_default_file():
"""Test that the Config will work with a default file."""
config = Config(
APP_NAME,
APP_AUTHOR,
"test_config",
default=os.path.join(TEST_DATA_DIR, "configrc"),
)
config.read_default_config()
assert config.data == DEFAULT_CONFIG
def test_config_reading_configspec():
"""Test that the Config default file will work with a configspec."""
config = Config(
APP_NAME,
APP_AUTHOR,
"test_config",
validate=True,
default=os.path.join(TEST_DATA_DIR, "configspecrc"),
)
config.read_default_config()
assert config.data == DEFAULT_VALID_CONFIG
def test_config_reading_configspec_with_error():
"""Test that reading an invalid configspec raises and exception."""
with pytest.raises(DefaultConfigValidationError):
config = Config(
APP_NAME,
APP_AUTHOR,
"test_config",
validate=True,
default=os.path.join(TEST_DATA_DIR, "invalid_configspecrc"),
)
config.read_default_config()
@with_temp_dir
def test_write_and_read_default_config(temp_dir=None):
config_file = "test_config"
default_file = os.path.join(TEST_DATA_DIR, "configrc")
temp_config_file = os.path.join(temp_dir, config_file)
config = _mocked_user_config(
temp_dir, APP_NAME, APP_AUTHOR, config_file, default=default_file
)
config.read_default_config()
config.write_default_config()
user_config = _mocked_user_config(
temp_dir, APP_NAME, APP_AUTHOR, config_file, default=default_file
)
user_config.read()
assert temp_config_file in user_config.config_filenames
assert user_config == config
with open(temp_config_file) as f:
contents = f.read()
assert "# Test file comment" in contents
assert "# Test section comment" in contents
assert "# Test field comment" in contents
assert "# Test field commented out" in contents
@with_temp_dir
def test_write_and_read_default_config_from_configspec(temp_dir=None):
config_file = "test_config"
default_file = os.path.join(TEST_DATA_DIR, "configspecrc")
temp_config_file = os.path.join(temp_dir, config_file)
config = _mocked_user_config(
temp_dir, APP_NAME, APP_AUTHOR, config_file, default=default_file, validate=True
)
config.read_default_config()
config.write_default_config()
user_config = _mocked_user_config(
temp_dir, APP_NAME, APP_AUTHOR, config_file, default=default_file, validate=True
)
user_config.read()
assert temp_config_file in user_config.config_filenames
assert user_config == config
with open(temp_config_file) as f:
contents = f.read()
assert "# Test file comment" in contents
assert "# Test section comment" in contents
assert "# Test field comment" in contents
assert "# Test field commented out" in contents
@with_temp_dir
def test_overwrite_default_config_from_configspec(temp_dir=None):
config_file = "test_config"
default_file = os.path.join(TEST_DATA_DIR, "configspecrc")
temp_config_file = os.path.join(temp_dir, config_file)
config = _mocked_user_config(
temp_dir, APP_NAME, APP_AUTHOR, config_file, default=default_file, validate=True
)
config.read_default_config()
config.write_default_config()
with open(temp_config_file, "a") as f:
f.write("--APPEND--")
config.write_default_config()
with open(temp_config_file) as f:
assert "--APPEND--" in f.read()
config.write_default_config(overwrite=True)
with open(temp_config_file) as f:
assert "--APPEND--" not in f.read()
def test_read_invalid_config_file():
config_file = "invalid_configrc"
config = _mocked_user_config(TEST_DATA_DIR, APP_NAME, APP_AUTHOR, config_file)
config.read()
assert "section" in config
assert "test_string_file" in config["section"]
assert "test_boolean_default" not in config["section"]
assert "section2" in config
@with_temp_dir
def test_write_to_user_config(temp_dir=None):
config_file = "test_config"
default_file = os.path.join(TEST_DATA_DIR, "configrc")
temp_config_file = os.path.join(temp_dir, config_file)
config = _mocked_user_config(
temp_dir, APP_NAME, APP_AUTHOR, config_file, default=default_file
)
config.read_default_config()
config.write_default_config()
with open(temp_config_file) as f:
assert "test_boolean_default = True" in f.read()
config["section"]["test_boolean_default"] = False
config.write()
with open(temp_config_file) as f:
assert "test_boolean_default = False" in f.read()
@with_temp_dir
def test_write_to_outfile(temp_dir=None):
config_file = "test_config"
outfile = os.path.join(temp_dir, "foo")
default_file = os.path.join(TEST_DATA_DIR, "configrc")
config = _mocked_user_config(
temp_dir, APP_NAME, APP_AUTHOR, config_file, default=default_file
)
config.read_default_config()
config.write_default_config()
config["section"]["test_boolean_default"] = False
config.write(outfile=outfile)
with open(outfile) as f:
assert "test_boolean_default = False" in f.read()