''' Tests for the root resource '''

import pytest


def test_root_init():
    ''' test RootResource initialization '''
    from ordr.resources import RootResource
    root = RootResource('request')
    assert root.__name__ is None
    assert root.__parent__ is None
    assert root.request == 'request'

    
def test_root_acl():
    ''' test access controll list for RootResource '''
    from pyramid.security import Allow, Everyone, DENY_ALL
    from ordr.resources import RootResource
    root = RootResource(None)
    assert root.__acl__() == [(Allow, Everyone, 'view'), DENY_ALL]


def test_root_getitem():
    ''' test '__getitem__()' method of RootResource '''
    from ordr.resources import RootResource
    from ordr.resources.account import RegistrationResource
    
    root = RootResource(None)
    child = root['register']
    
    assert isinstance(child, RegistrationResource)
    assert child.__name__ == 'register'
    assert child.__parent__ == root
    assert child.request == root.request


def test_root_getitem_raises_error():
    ''' test '__getitem__()' method raises KeyError '''
    from ordr.resources import RootResource
    root = RootResource(None)
    with pytest.raises(KeyError):
        root['unknown child name']