@Before
  public void initializeTests() throws Exception {
    routerProps = new Properties();
    routerProps.setProperty("kms.default.container.key", TestUtils.getRandomKey(32));
    routerProps.setProperty("clustermap.default.partition.class", MockClusterMap.DEFAULT_PARTITION_CLASS);
    Properties serverProperties = new Properties();
    TestSSLUtils.addHttp2Properties(serverProperties, SSLFactory.Mode.SERVER, true);
    plaintextCluster = new MockCluster(serverProperties, false, SystemTime.getInstance());
    notificationSystem = new MockNotificationSystem(plaintextCluster.getClusterMap());
    plaintextCluster.initializeServers(notificationSystem);
    plaintextCluster.startServers();
  }
Instantiates {@link ServerPlaintextTokenTest}
@param testEncryption {@code true} if blobs need to be tested w/ encryption. {@code false} otherwise
ambry-server/src/integration-test/java/com/github/ambry/server/ServerPlaintextTokenTest.java