@Test
  public void applicationLoggerLevelIsInfo() {
    assertThat(applicationLogger.getLevel()).isEqualTo(Level.INFO);
  }
Integration tests for logging with {@link InternalDistributedSystem} lifecycle.
geode-log4j/src/integrationTest/java/org/apache/geode/logging/log4j/internal/impl/LoggingWithDistributedSystemIntegrationTest.java