Asserts that no configuration exists for a given module.
string $module: The name of the module.
bool TRUE if no configuration was found, FALSE otherwise.
function assertNoModuleConfig($module) {
$names = config_get_storage_names_with_prefix($module . '.');
return $this
->assertFalse($names, format_string('No configuration found for @module module.', array(
'@module' => $module,
)));
}