def test_backend_can_not_be_module(self, app):
with pytest.raises(ImproperlyConfigured):
backends.by_name(pytest, app.loader)
def test_sym_raises_ValuError(self, app):
with patch('celery.app.backends.symbol_by_name') as sbn:
sbn.side_effect = ValueError()
with pytest.raises(ImproperlyConfigured):
backends.by_name('xxx.xxx:foo', app.loader)
def get_backend_cls(backend=None, loader=None, **kwargs):
"""Deprecated alias to :func:`celery.app.backends.by_name`."""
return _backends.by_name(backend=backend, loader=loader, **kwargs)
def test_unknown_backend(self, app):
with pytest.raises(ImportError):
backends.by_name('fasodaopjeqijwqe', app.loader)
def get_backend_cls(backend=None, loader=None, **kwargs):
"""Deprecated alias to :func:`celery.app.backends.by_name`."""
return _backends.by_name(backend=backend, loader=loader, **kwargs)
