def test_instantiates_class_with_options(self, import_string):
options = {'hello': 'world'}
path = 'lol.FooBar'
result = app.get_instance(path, options)
import_string.assert_called_once_with(path)
import_string.return_value.assert_called_once_with(**options)
assert result == import_string.return_value.return_value
def test_instantiates_class_with_options(self, import_string):
options = {'hello': 'world'}
path = 'lol.FooBar'
result = app.get_instance(path, options)
import_string.assert_called_once_with(path)
import_string.return_value.assert_called_once_with(**options)
assert result == import_string.return_value.return_value
def test_raises_import_error_on_invalid_path(self, import_string):
import_string.return_value = None
with self.assertRaises(ImportError):
app.get_instance('lol.FooBar', {})
