def test_flatten(self) -> None:
"""Test round-trip Environ('...').expand().flatten()."""
# clean environment of any existing variables with the item
prefix = 'CMDKIT'
for var in dict(os.environ):
if var.startswith(prefix):
os.environ.pop(var)
# populate environment with test variables
for line in TEST_ENV_TYPES.strip().split('\n'):
field, value = line.strip().split('=')
os.environ[field] = value
env = Namespace.from_env(prefix)
assert env == env.expand().flatten(prefix=prefix)
def test_init(self) -> None:
"""Test environment variable initialization along with Environ.reduce()."""
# clean environment of any existing variables with the item
prefix = 'CMDKIT'
for var in dict(os.environ):
if var.startswith(prefix):
os.environ.pop(var)
# populate environment with test variables
for line in TEST_ENV.strip().split('\n'):
field, value = line.strip().split('=')
os.environ[field] = value
# test base level Namespace|Environ equivalence
assert Namespace.from_env(prefix=prefix) == Environ(prefix=prefix)
assert Environ(prefix=prefix).expand() == Namespace(TEST_DICT)