setAccessible(true); $lua = (string) $method->invoke($service); expect($lua)->toContain("return {'OK'") ->and($lua)->toContain('INVALID_ARGUMENT') ->and($lua)->toContain('POOL_NOT_INITIALIZED') ->and($lua)->toContain('VERSION_CONFLICT') ->and($lua)->toContain('INSUFFICIENT_CAP') ->and($lua)->toContain('remaining') ->and($lua)->toContain('locked') ->and($lua)->toContain('version'); });