@Test
  public void isUsingGemFireDefaultConfigIsFalse() {
    assertThat(Log4jLoggingProvider.isUsingGemFireDefaultConfig()).as(getConfigurationInfoString())
        .isFalse();
  }
Integration tests for {@link LogService} with custom logging configuration.
geode-log4j/src/integrationTest/java/org/apache/geode/logging/log4j/internal/impl/LogServiceWithCustomLogConfigIntegrationTest.java