def test_int_from_environ():
c = Config(env_prefix='PREFIX_')
c.init('NUM', int, 666)
with env(PREFIX_NUM='42'):
c.load()
assert c['NUM'] == 42
def test_prefixed_variables_override():
c = Config(env_prefix='PREFIX_')
c.init('HOST', str, '0.0.0.0')
with env(PREFIX_HOST='1.2.3.4'):
c.load()
assert c['HOST'] == '1.2.3.4'
def test_bool_like_true(value):
c = Config(env_prefix='')
c.init('VALUE', bool_like)
with env(VALUE=value):
c.load()
assert c['VALUE'] is True
def test_nonprefixed_variables_dont_override_nonempty_prefix():
c = Config(env_prefix='PREFIX_')
c.init('HOST', str, '0.0.0.0')
with env(HOST='1.2.3.4'):
c.load()
assert c['HOST'] == '0.0.0.0'
def test_env_update():
try:
os.environ["FOO"] = "BAR"
with env(FOO="BARBAR"):
assert os.environ["FOO"] == "BARBAR"
assert os.environ["FOO"] == "BAR"
finally:
os.environ.pop("FOO", None)
def test_env_remove():
try:
os.environ["FOO"] = "BAR"
with env(FOO=None):
assert "FOO" not in os.environ
assert os.environ["FOO"] == "BAR"
finally:
os.environ.pop("FOO", None)
def test_env_remove():
try:
os.environ["FOO"] = "BAR"
with env(FOO=None):
assert "FOO" not in os.environ
assert os.environ["FOO"] == "BAR"
finally:
os.environ.pop("FOO", None)
def test_python_bool_type(value):
c = Config(env_prefix='')
with pytest.warns(UserWarning):
c.init('VALUE', bool)
with env(VALUE=value):
c.load()
assert c['VALUE'] is True
def test_env_update():
try:
os.environ["FOO"] = "BAR"
with env(FOO="BARBAR"):
assert os.environ["FOO"] == "BARBAR"
assert os.environ["FOO"] == "BAR"
finally:
os.environ.pop("FOO", None)
def test_json():
c = Config(env_prefix='')
c.init('VALUE1', json)
c.init('VALUE2', json)
with env(VALUE1='{"aha": [1, 1.2, false]}', VALUE2='1'):
c.load()
assert c['VALUE1'] == {'aha': [1, 1.2, False]}
assert c['VALUE2'] == 1
def test_python_numeric_types_converters(_type):
c = Config(env_prefix='')
c.init('VALUE', _type)
with env(VALUE='1'):
c.load()
assert c['VALUE'] == _type('1')
assert c['VALUE'] == 1
assert type(c['VALUE']) == _type
def test_custom_converter():
def custom(value):
return ...
c = Config(env_prefix='')
c.init('VALUE', custom)
with env(VALUE='42'):
c.load()
assert c['VALUE'] is ...
def test_get_app_dir_env_set():
path = "/app"
with env(KNOWHOW_HOME=path):
assert conf.get_app_dir() == path
def test_get_app_dir_windows():
appdata = r"C:\\Users\\Foo\\AppData\\Roaming"
expected = os.path.join(appdata, "knowhow")
with env(APPDATA=appdata):
assert conf.get_app_dir(platform="win32") == expected
def test_get_app_dir_other():
for platform in ["linux", "cygwin", "darwin"]:
home = "/home/foo"
expected = os.path.join(home, ".knowhow")
with env(HOME=home):
assert conf.get_app_dir(platform=platform) == expected
def test_get_config_using_env(conf_path):
with env(KNOWHOW_CONF=conf_path):
c = conf.get_config()
assert c.get("main", "data") == "/app/data"
def test_env_add():
assert "FOO" not in os.environ
with env(FOO="BAR"):
assert os.environ["FOO"] == "BAR"
assert "FOO" not in os.environ
def test_get_data_dir_env_unset(conf_path):
conf_dir = os.path.dirname(conf_path)
with env(KNOWHOW_DATA=None, KNOWHOW_HOME=conf_dir):
assert conf.get_data_dir() == "/app/data"
assert conf.get_data_dir(app_dir=conf_dir) == "/app/data"
def test_get_data_dir_env_set():
path = "/data"
with env(KNOWHOW_DATA=path):
assert conf.get_data_dir() == path
def test_custom_anonymous_converter():
c = Config(env_prefix='')
c.init('VALUE', lambda x:...)
with env(VALUE='42'):
c.load()
assert c['VALUE'] is ...
def test_env_add():
assert "FOO" not in os.environ
with env(FOO="BAR"):
assert os.environ["FOO"] == "BAR"
assert "FOO" not in os.environ