@Override
    public KeyMatchDbm asDBMeta() {
        return KeyMatchDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "key_match";
    }

    @Override
    public boolean hasSpecifiedColumn() {
        return _specification != null;
    }

    @Override
    public ConditionQuery localCQ() {

    @Override
    public LabelTypeDbm asDBMeta() {
        return LabelTypeDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "label_type";
    }

    @Override
    public boolean hasSpecifiedColumn() {
        return _specification != null;
    }

    @Override
    public ConditionQuery localCQ() {

    @Override
    public RequestHeaderDbm asDBMeta() {
        return RequestHeaderDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "request_header";
    }

    @Override
    public boolean hasSpecifiedColumn() {
        return _specification != null;
    }

    @Override
    public ConditionQuery localCQ() {

        this.listener = listener;
        this.artifacts = new IdentityHashMap<>();
        this.transfers = new IdentityHashMap<>();
    }

    @Override
    public void debug(String message) {}

    @Override
    public void transferCompleted(TransferEvent transferEvent) {
        ArtifactTransferEvent event = wrap(transferEvent);

        Long transferred;
        synchronized (transfers) {

  }

  private RequestBody gzip(final RequestBody body) {
    return new RequestBody() {
      @Override public MediaType contentType() {
        return body.contentType();
      }

      @Override public long contentLength() {
        return -1; // We don't know the compressed length in advance!
      }

      @Override public void writeTo(BufferedSink sink) throws IOException {

  }

  fun String.toOneShotRequestBody(): RequestBody =
    object : RequestBody() {
      override fun contentType() = null

      override fun isOneShot(): Boolean = true

      override fun contentLength() = ******@****.***8Size()

      override fun writeTo(sink: BufferedSink) {
        sink.writeUtf8(this@toOneShotRequestBody)
      }
    }

        fair ? "(fair)" : "(nonfair)",
        (timeout == null) ? "untimed" : timeout,
        scenario,
        expectedOutcome);
  }

  @Override
  protected void runTest() throws Throwable {
    Runnable runChosenTest =
        new Runnable() {
          @Override
          public void run() {
            runChosenTest();
          }
        };

      }
    }
  }

  @Override
  @Test
  public void nodes_checkReturnedSetMutability() {
    Set<Integer> nodes = network.nodes();
    assertThrows(UnsupportedOperationException.class, () -> nodes.add(N2));
    addNode(N1);
    assertThat(network.nodes()).containsExactlyElementsIn(nodes);
  }

  @Override
  @Test
  public void edges_checkReturnedSetMutability() {

            @Override
            public void setTransformerName(String transformerName) {
                this.transformerName = transformerName;
            }

            @Override
            public byte[] getData() {
                return data;
            }

            @Override
            public String getDataAsString() {
                return new String(data);
            }

            @Override

            }

            @Override
            public boolean isOpen() {
                return false;
            }

            @Override
            public boolean isStale() {
                return false;
            }

            @Override
            public void close() throws CIFSException {
            }

            @Override