[GitHub] [zookeeper] anmolnar commented on a change in pull request #832: ZOOKEEPER-2503:do a hard constraints on the number of myid which must be between 1 and 255

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anmolnar commented on a change in pull request #832: ZOOKEEPER-2503:do a hard constraints on the number of myid which must be between 1 and 255
URL: https://github.com/apache/zookeeper/pull/832#discussion_r262276762
 
 

 ##########
 File path: zookeeper-server/src/test/java/org/apache/zookeeper/server/quorum/QuorumPeerMainTest.java
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 @@ -436,6 +438,35 @@ public void testElectionFraud() throws IOException, InterruptedException {
         Assert.assertTrue("falseLeader never rejoins the quorum", foundFollowing);
     }
 
+    @Test
+    public void testBadMyId() throws Exception {
+        ClientBase.setupTestEnv();
+
+        final int CLIENT_PORT_QP1 = PortAssignment.unique();
+        List<Integer> invalidMyidList = new ArrayList<>();
+        invalidMyidList.add(-1);
+        invalidMyidList.add(0);
+        invalidMyidList.add(256);
+        invalidMyidList.add(1024);
+        for (Integer myidForCheck : invalidMyidList) {
+            String quorumCfgSection = "server.1=127.0.0.1:"
+                    + PortAssignment.unique() + ":" + PortAssignment.unique()
+                    + "\nserver." + myidForCheck + "=127.0.0.1:" + PortAssignment.unique() + ":"
+                    + PortAssignment.unique();
+
+            MainThread q1 = new MainThread(myidForCheck, CLIENT_PORT_QP1, quorumCfgSection);
 
 Review comment:
   I think `MainThread` is not that big deal to use in tests, because it's more like an integration test rather than unit.

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