import autopath
#from py.test import raises

from tiramisu.config import Config
from tiramisu.option import BoolOption, OptionDescription


def test_non_persistent():
    b = BoolOption('b', '')
    o = OptionDescription('od', '', [b])
    Config(o, session_id='test_non_persistent')


def test_list():
    b = BoolOption('b', '')
    o = OptionDescription('od', '', [b])
    c = Config(o, session_id='test_non_persistent')
    from tiramisu.setting import list_sessions
    assert 'test_non_persistent' in list_sessions()
    del(c)
    assert 'test_non_persistent' not in list_sessions()


def test_create_persistent():
    b = BoolOption('b', '')
    o = OptionDescription('od', '', [b])
    try:
        Config(o, session_id='test_persistent', persistent=True)
    except ValueError:
        # storage is not persistent
        pass


def test_list_sessions_persistent():
    b = BoolOption('b', '')
    o = OptionDescription('od', '', [b])
    try:
        Config(o, session_id='test_persistent', persistent=True)
    except ValueError:
        # storage is not persistent
        pass
    else:
        from tiramisu.setting import list_sessions
        assert 'test_persistent' in list_sessions()


def test_delete_session_persistent():
    b = BoolOption('b', '')
    o = OptionDescription('od', '', [b])
    try:
        Config(o, session_id='test_persistent', persistent=True)
    except ValueError:
        # storage is not persistent
        pass
    else:
        from tiramisu.setting import list_sessions, delete_session
        assert 'test_persistent' in list_sessions
        delete_session('test_persistent')
        assert 'test_persistent' not in list_sessions


def test_create_persistent_retrieve():
    b = BoolOption('b', '')
    o = OptionDescription('od', '', [b])
    try:
        c = Config(o, session_id='test_persistent', persistent=True)
    except ValueError:
        # storage is not persistent
        pass
    else:
        assert c.b is False
        c.b = True
        assert c.b is True
        del(c)
        c = Config(o, session_id='test_persistent', persistent=True)
        assert c.b is True
        from tiramisu.setting import list_sessions, delete_session
        assert 'test_persistent' in list_sessions
        delete_session('test_persistent')
        c = Config(o, session_id='test_persistent', persistent=True)
        assert c.b is False