[GitHub] [pulsar] Jason918 commented on a diff in pull request #16152: [fix][client]Fix auto cluster failover can't resolve host bug

[GitBox <gi...@apache.org>]

Jason918 commented on code in PR #16152:
URL: https://github.com/apache/pulsar/pull/16152#discussion_r902130295


##########
pulsar-client/src/test/java/org/apache/pulsar/client/impl/AutoClusterFailoverTest.java:
##########
@@ -283,4 +291,46 @@ public void testAutoClusterFailoverSwitchTlsTrustStore() throws IOException {
                 .updateTlsTrustStorePathAndPassword(primaryTlsTrustStorePath, primaryTlsTrustStorePassword);
 
     }
+
+    @Test
+    public void testUrl() throws Exception {
+        Random random = new Random(42);
+        String serviceUrl = "pulsar://localhost:" + random.nextInt(65535);
+
+
+        PulsarServiceNameResolver resolver = new PulsarServiceNameResolver();
+
+        try {
+            resolver.updateServiceUrl(serviceUrl);
+            InetSocketAddress inetSocketAddress = new InetSocketAddress(resolver.resolveHost().getHostName(), resolver.resolveHost().getPort());
+            Socket socket = new Socket();
+            socket.connect(inetSocketAddress, 30);
+            socket.close();
+            fail();

Review Comment:
   Seems this could be flaky? If the random port is open by coincidence.



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