* assertions about them.
 */
class TestLogHandler(
  private val logger: Logger,
) : TestRule, BeforeEachCallback, AfterEachCallback {
  constructor(loggerName: Class<*>) : this(Logger.getLogger(loggerName.getName()))

  private val logs = LinkedBlockingQueue<String>()

  private val handler =
    object : Handler() {
      override fun publish(logRecord: LogRecord) {
        logs += "${logRecord.level}: ${logRecord.message}"