def test_dictionary_style_access():
d = ConfigTree()
d.test_key = 'test_value'
d['test_key2'] = 'test_value2'
assert d['test_key'] == 'test_value'
assert d.test_key2 == 'test_value2'
def test_outer_layer_set():
d = ConfigTree(layers=['inner', 'outer'])
d.set_with_metadata('test_key', 'test_value', 'inner')
d.set_with_metadata('test_key', 'test_value2', 'outer')
d.test_key = 'test_value3'
assert d.test_key == 'test_value3'
def test_single_layer():
d = ConfigTree()
d.test_key = 'test_value'
d.test_key2 = 'test_value2'
assert d.test_key == 'test_value'
assert d.test_key2 == 'test_value2'
d.test_key2 = 'test_value3'
assert d.test_key2 == 'test_value3'
assert d.test_key == 'test_value'
def test_outer_layer_set():
d = ConfigTree(layers=['inner', 'outer'])
d._set_with_metadata('test_key', 'test_value', 'inner', source=None)
d._set_with_metadata('test_key', 'test_value3', layer=None, source=None)
assert d.test_key == 'test_value3'
assert d['test_key'] == 'test_value3'
d = ConfigTree(layers=['inner', 'outer'])
d._set_with_metadata('test_key', 'test_value', 'inner', source=None)
d.test_key = 'test_value3'
assert d.test_key == 'test_value3'
assert d['test_key'] == 'test_value3'
d = ConfigTree(layers=['inner', 'outer'])
d._set_with_metadata('test_key', 'test_value', 'inner', source=None)
d['test_key'] = 'test_value3'
assert d.test_key == 'test_value3'
assert d['test_key'] == 'test_value3'
def test_get_missing():
d = ConfigTree()
d.test_key = 'test_value'
# Missing keys should be empty containers
assert len(d.missing_key) == 0
