public void delete(User entity, RequestOptionCall<DeleteRequestBuilder> opLambda) {
        entity.asDocMeta().deleteOption(opLambda);
        doDelete(entity, null);
    }

    public int queryDelete(CBCall<UserCB> cbLambda) {
        return doQueryDelete(createCB(cbLambda), null);
    }

    public int[] batchInsert(List<User> list) {
        return batchInsert(list, null, null);
    }

  private FakeExecutor fakePool;
  private SequentialExecutor e;

  @Override
  public void setUp() {
    fakePool = new FakeExecutor();
    e = new SequentialExecutor(fakePool);
  }

  public void testConstructingWithNullExecutor_fails() {
    assertThrows(NullPointerException.class, () -> new SequentialExecutor(null));
  }

  public void testBasics() {
    AtomicInteger totalCalls = new AtomicInteger();

    assertThat(LOWER_UNDERSCORE.to(LOWER_CAMEL, "foo")).isEqualTo("foo");
    assertThat(LOWER_UNDERSCORE.to(LOWER_CAMEL, "foo_bar")).isEqualTo("fooBar");
  }

  public void testLowerUnderscoreToUpperCamel() {
    assertThat(LOWER_UNDERSCORE.to(UPPER_CAMEL, "foo")).isEqualTo("Foo");
    assertThat(LOWER_UNDERSCORE.to(UPPER_CAMEL, "foo_bar")).isEqualTo("FooBar");
  }

### 6.1 Configuration Properties
```java
// In PropertyConfiguration.java
public static final String USE_DIRECTORY_LEASING = "jcifs.smb.client.useDirectoryLeasing";
public static final String DIRECTORY_CACHE_SCOPE = "jcifs.smb.client.directoryCacheScope";
public static final String DIRECTORY_CACHE_TIMEOUT = "jcifs.smb.client.directoryCacheTimeout";

        public void columnCreatedBy() {
            doColumn("createdBy");
        }

        public void columnCreatedTime() {
            doColumn("createdTime");
        }

        public void columnMaxSize() {
            doColumn("maxSize");
        }

        public void columnQuery() {
            doColumn("query");
        }

        public void columnTerm() {
            doColumn("term");

    }
  }

  public void testTestFeatureEnums() {
    // Haha! Let's test our own test rig!
    assertGoodFeatureEnum(ExampleFeature.class);
  }

  public void testAddImpliedFeatures_returnsSameSetInstance() {
    Set<Feature<?>> features = newHashSet(FOO);
    assertThat(addImpliedFeatures(features)).isSameInstanceAs(features);
  }

  public void testAddImpliedFeatures_addsImpliedFeatures() {

  }

  public static class NoDefaultConstructor {
    public NoDefaultConstructor(@SuppressWarnings("unused") int i) {}
  }

  public static class WithExceptionalConstructor {
    public static final WithExceptionalConstructor INSTANCE =
        new WithExceptionalConstructor("whatever");

    public WithExceptionalConstructor() {

  }

  public void testEmpty_tailSet() {
    SortedSet<String> set = of();
    assertSame(set, set.tailSet("f"));
  }

  public void testEmpty_subSet() {
    SortedSet<String> set = of();
    assertSame(set, set.subSet("c", "f"));
  }

  public void testEmpty_first() {
    SortedSet<String> set = of();
    assertThrows(NoSuchElementException.class, () -> set.first());
  }

     */
    public int getMaxVersion() {
        return maxVersion;
    }

    /**
     * Set maximum protocol version
     *
     * @param maxVersion maximum version
     */
    public void setMaxVersion(int maxVersion) {
        this.maxVersion = maxVersion;
    }

    /**
     * Get number of credits requested
     *
     * @return credits requested
     */
    public int getCreditsRequested() {

    }

    public RetryPolicy getRetryPolicy() {
        return retryPolicy;
    }

    public Map<String, Object> getContext() {
        return Collections.unmodifiableMap(context);
    }

    public long getOperationStartTime() {
        return operationStartTime;
    }

    public String getOperationName() {
        return operationName;
    }

    public int getAttemptNumber() {