test.expected, pluginFooConf)
			}
		})
	}
}

// isRegistryEqual compares two registries for equality. This function is used in place of
// reflect.DeepEqual() and cmp() as they don't compare function values.
func isRegistryEqual(registryX, registryY Registry) bool {
	for name, pluginFactory := range registryY {
		if val, ok := registryX[name]; ok {