def test_error_inclusion(os_env):
env = EnvWrapper(FLAG=EnvVar(convert=bool), VAR1=EnvVar(include_if='FLAG'))
os_env['VAR1'] = 'some_value'
os_env['FLAG'] = 'off'
with pytest.raises(ConfigurationError) as e:
_ = env._get('VAR1')
assert str(e.value) == 'Conditions to include variable VAR1 are not met'
def test_error_exclusion(os_env):
env = EnvWrapper(FLAG=EnvVar(convert=bool), VAR1=EnvVar(exclude_if='FLAG'))
os_env['VAR1'] = 'some_value'
os_env['FLAG'] = 'on'
with pytest.raises(ConfigurationError) as e:
_ = env._get('VAR1')
assert str(e.value) == 'Variable VAR1 is explicitly excluded ' \
'from this configuration'
def test_error_unknow_var():
env = EnvWrapper()
with pytest.raises(ConfigurationError) as e:
_ = env._get('YADA')
assert str(e.value) == 'Variable YADA is not declared ' \
'in this configuration'
