@Test
  public void endToEndTest() throws Exception {
    plaintextCluster.startServers();
    DataNodeId dataNodeId = plaintextCluster.getGeneralDataNode();
    ServerTestUtil.endToEndTest(new Port(dataNodeId.getPort(), PortType.PLAINTEXT), "DC1", plaintextCluster, null, null,
        routerProps, testEncryption);
  }
Running for both regular and encrypted blobs
@return an array with both {@code false} and {@code true}.
ambry-server/src/integration-test/java/com/github/ambry/server/ServerPlaintextTest.java