@Override
    public long getBackoffTime() {
        return backoffTimeMS;
    }
@Test
    void testBackoffTime() {
        final long backoffTimeMS = 10_000L;

        final FixedDelayRestartBackoffTimeStrategy restartStrategy =
                new FixedDelayRestartBackoffTimeStrategy(1, backoffTimeMS);

        assertThat(restartStrategy.getBackoffTime()).isEqualTo(backoffTimeMS);
    }