try:
    import paste
except ImportError:
    raise ImportError(
        "You must install paste to run the tests")
from obconfloader import load_ob
from altloader import fail_load_ob

def test_egg():
    obj, group = load_ob('egg Paste:error_catcher',
                         ['paste.filter_app_factory', 'paste.app_factory'])
    assert group == 'paste.filter_app_factory'
    # We get some functiony thing back:
    assert isinstance(obj, type(test_egg))
    exc = fail_load_ob('egg Paste:foobar',
                       ['paste.filter_app_factory'])
    assert 'entry point foobar' in str(exc)
    exc = fail_load_ob('egg BazBarFooism')
    assert 'Egg object references are not supported' in str(exc)
    exc = fail_load_ob('egg BazBarFooism', groups=['test.something'])
    assert 'The distribution' in str(exc) and 'not found' in str(exc)
    exc = fail_load_ob('egg BazBarFooism', position='file.ini')
    assert 'file.ini' in str(exc)
    exc = fail_load_ob('egg BazBarFooism', position=('file.ini', 10))
    assert 'file.ini line 10' in str(exc)