// Test constructor
    @Test
    public void test_constructor() {
        assertNotNull(new ImplementedInvokerAssistant());
    }

    // Test assistCurrentDBDef
    @Test
    public void test_assistCurrentDBDef() {
        DBDef result = invokerAssistant.assistCurrentDBDef();
        assertNull(result);
    }

    // Test assistDataSource
    @Test
    public void test_assistDataSource() {

        public void columnDocId() {
            doColumn("docId");
        }

        public void columnOrder() {
            doColumn("order");
        }

        public void columnQueryId() {
            doColumn("queryId");
        }

        public void columnQueryRequestedAt() {
            doColumn("queryRequestedAt");
        }

        public void columnRequestedAt() {

        @Override
        public void unschedule() {
        }

        @Override
        public void disappear() {
        }

        @Override
        public void becomeNonCron() {
        }

        @Override
        public void registerNext(final org.lastaflute.job.key.LaJobKey triggeredJob) {
        }

        @Override
        public org.lastaflute.job.key.LaJobKey getJobKey() {

    return suite;
  }

  public void testComparator() {
    assertThat(create().comparator()).isNotNull();
  }

  public void testCeilingEntry() {
    assertThat(create().ceilingEntry("a")).isNull();
  }

  public void testCeilingKey() {
    assertThat(create().ceilingKey("a")).isNull();
  }

  public void testDescendingKeySet() {

        /**
         * DFS state flags
         */
        public int state;
        /**
         * Number of storage servers
         */
        public int num_stores;
        /**
         * Array of storage information
         */
        public DfsStorageInfo[] stores;

        @Override
        public void encode(NdrBuffer _dst) throws NdrException {
            _dst.align(4);

  }

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

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

    public WithExceptionalConstructor() {

    @Override
    public String getProjectName() {
        return null;
    }

    @Override
    public String getProjectPrefix() {
        return null;
    }

    @Override
    public String getGenerationGapBasePrefix() {
        return null;
    }

    @Override
    public DBDef getCurrentDBDef() {
        return null;
    }

      return delegate.toString();
    }

    @Override
    public boolean equals(@Nullable Object o) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.equals(o);
    }

    @Override
    public int hashCode() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.hashCode();
    }

    @Override
    public int size() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.size();

    public ColumnInfo columnCronExpression() {
        return _columnCronExpression;
    }

    public ColumnInfo columnJobLogging() {
        return _columnJobLogging;
    }

    public ColumnInfo columnName() {
        return _columnName;
    }

    public ColumnInfo columnScriptData() {
        return _columnScriptData;
    }

    public ColumnInfo columnScriptType() {
        return _columnScriptType;

    public boolean isProcessPlugins() {
        return request.isProcessPlugins();
    }

    @Override
    public FilterModelBuildingRequest setProcessPlugins(boolean processPlugins) {
        request.setProcessPlugins(processPlugins);

        return this;
    }

    @Override
    public boolean isTwoPhaseBuilding() {
        return request.isTwoPhaseBuilding();
    }

    @Override