public void writeOptions(){
WriteOptions writeOptions = new WriteOptions();
writeOptions.setDisableWAL(true);
assertThat(writeOptions.disableWAL()).isTrue();
writeOptions.setDisableWAL(false);
assertThat(writeOptions.disableWAL()).isFalse();
writeOptions.setSync(true);
assertThat(writeOptions.sync()).isTrue();
writeOptions.setSync(false);
assertThat(writeOptions.sync()).isFalse();
}