def test_insert_layer(clac_layers):
alpha, beta, gamma = clac_layers
expected_name_list = []
cfg = CLAC(gamma)
expected_name_list.append('gamma')
assert list(cfg.layers) == expected_name_list
cfg.insert_layers(beta)
expected_name_list.insert(0, 'beta')
assert list(cfg.layers) == expected_name_list
cfg.insert_layers(beta, alpha)
expected_name_list.insert(1, 'alpha')
assert list(cfg.layers) == expected_name_list
fake_beta = SimpleLayer('beta', {})
with raises(LayerOverwriteError):
cfg.insert_layers(fake_beta)
cfg.insert_layers(fake_beta, raise_on_replace=False)
assert cfg.layers == {
'beta': fake_beta,
'alpha': alpha,
'gamma': gamma,
}
def test_assert_immutable(clac_layers):
simple_clac = CLAC(*clac_layers)
with raises(ImmutableLayer):
simple_clac['test_key'] = 'hello'
with raises(ImmutableLayer):
clac_layers[0]['test_key'] = 'Hello'
with raises(ImmutableLayer):
simple_clac.setdefault('test_key')
def test_remove_layer(clac_layers):
alpha, beta, _ = clac_layers
cfg = CLAC(alpha, beta)
assert cfg['beta_secret'] == 'fghij'
cfg.remove_layer('beta')
with raises(NoConfigKey):
_ = cfg['beta_secret']
def test_build_nri(clac_layers):
simple_clac = CLAC(*clac_layers)
assert simple_clac.build_nri() == {
('alpha', 'test_key'),
('alpha', 'alpha_secret'),
('alpha', 'unique'),
('beta', 'beta_secret'),
('gamma', 'gamma_secret'),
}
def test_build_vri(clac_layers):
simple_clac = CLAC(*clac_layers)
assert simple_clac.build_vri() == {
('alpha', 'test_key', 'test_value_alpha'),
('alpha', 'alpha_secret', 'abcde'),
('alpha', 'unique', '0123456789'),
('beta', 'beta_secret', 'fghij'),
('gamma', 'gamma_secret', 'gamma rules!'),
}
def test_get_from_one_layer(clac_layers):
alpha = clac_layers[0]
simple_clac = CLAC(alpha)
assert 'alpha' in simple_clac
assert 'test_key' in simple_clac.names
result1 = simple_clac['test_key']
result2 = simple_clac.get('test_key')
result3 = simple_clac.get('test_key', layer_name='alpha')
assert result1 is result2 is result3
assert result1 == 'test_value_alpha'
def test_multi_layer_priority(clac_layers):
alpha, beta, _ = clac_layers
cfg = CLAC(alpha, beta)
assert 'alpha' in cfg
assert 'beta' in cfg
assert 'test_key' in cfg.names
assert 'beta_secret' in cfg.names
assert cfg['test_key'] == 'test_value_alpha'
assert cfg.get('test_key', layer_name='beta') == 'test_value_beta'
assert cfg['beta_secret'] == 'fghij'
def test_bad_layer():
clac = CLAC()
clac.remove_layer('none')
with raises(MissingLayer):
clac.remove_layer('none', error_ok=False)
with raises(MissingLayer):
clac.get('key', layer_name='none')
def test_setdefault(mutable_layers):
mutable_clac = CLAC(*mutable_layers)
unique = object()
default = object()
assert mutable_clac.get('new_key', default=default) is default
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is default
mutable_clac.setdefault('new_key', unique)
assert mutable_clac.setdefault('new_key', 'acbde') is unique
assert mutable_clac.get('new_key', default=default) is unique
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is unique
def test_names_property(clac_layers):
simple_clac = CLAC(*clac_layers)
assert {
'test_key',
'alpha_secret',
'beta_secret',
'unique',
'gamma_secret',
} == simple_clac.names
def test_mutate_existing_key(mutable_layers):
mutable_clac = CLAC(*mutable_layers)
unique = object()
assert mutable_clac.get('test_key') == 'test_value_alpha'
assert mutable_clac.get('test_key', layer_name='beta') == 'test_value_beta'
mutable_clac['test_key'] = unique
assert mutable_clac.get('test_key') == 'test_value_alpha'
assert mutable_clac.get('test_key', layer_name='beta') is unique
def test_add_layer(clac_layers):
alpha, beta, _ = clac_layers
cfg = CLAC(alpha)
assert cfg['test_key'] == 'test_value_alpha'
with raises(NoConfigKey):
_ = cfg['beta_secret']
with raises(MissingLayer):
cfg.get('test_key', layer_name='beta')
cfg.add_layers(beta)
assert cfg['test_key'] == 'test_value_alpha'
assert cfg['beta_secret'] == 'fghij'
assert cfg.get('test_key', layer_name='beta') == 'test_value_beta'
def test_add_new_key(mutable_layers):
mutable_clac = CLAC(*mutable_layers)
unique = object()
default = object()
assert mutable_clac.get('new_key', default=default) is default
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is default
mutable_clac['new_key'] = unique
assert mutable_clac.get('new_key', default=default) is unique
assert mutable_clac.get('new_key', layer_name='beta',
default=default) is unique
def test_layers(clac_layers):
simple_clac = CLAC(*clac_layers)
expected_lookup = {layer.name: layer for layer in clac_layers}
assert simple_clac.layers == expected_lookup
def test_resolve(clac_layers):
simple_clac = CLAC(*clac_layers)
assert simple_clac.resolve('beta_secret') == ('beta', 'fghij')
with raises(NoConfigKey):
simple_clac.resolve('missing.key')
def test_no_key():
clac = CLAC()
with raises(ValueError):
_ = clac['']
def test_get_callback(clac_layers):
simple_clac = CLAC(*clac_layers)
assert simple_clac.get('unique', callback=int) == 123456789
assert simple_clac.get('missing', default='not a list',
callback=list) == 'not a list'
def test_get_default(clac_layers):
simple_clac = CLAC(*clac_layers)
default = object()
assert simple_clac.get('missingkey', default=default) is default