[GitHub] diecui1202 commented on issue #1756: AbstractClusterInvokerTest throws OutOfMemoryError

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

diecui1202 commented on issue #1756: AbstractClusterInvokerTest throws OutOfMemoryError
URL: https://github.com/apache/incubator-dubbo/issues/1756#issuecomment-387604169
 
 
   The failed testcase is: 
   
   ```java
       @Test
       public void testSelect_multiInvokers() throws Exception {
           testSelect_multiInvokers(RoundRobinLoadBalance.NAME);
           testSelect_multiInvokers(LeastActiveLoadBalance.NAME);
           testSelect_multiInvokers(RandomLoadBalance.NAME);
       }
   
       public void testSelect_multiInvokers(String lbname) throws Exception {
           int min = 1000, max = 5000;
           Double d = (Math.random() * (max - min + 1) + min);
           int runs = d.intValue();
           Assert.assertTrue(runs > min);
           LoadBalance lb = ExtensionLoader.getExtensionLoader(LoadBalance.class).getExtension(lbname);
           initlistsize5();
           for (int i = 0; i < runs; i++) {
               Invoker sinvoker = cluster.select(lb, invocation, invokers, selectedInvokers);
               Assert.assertEquals(true, sinvoker.isAvailable());
           }
           for (int i = 0; i < runs; i++) {
               selectedInvokers.clear();
               selectedInvokers.add(invoker1);
               Invoker sinvoker = cluster.select(lb, invocation, invokers, selectedInvokers);
               Assert.assertEquals(true, sinvoker.isAvailable());
           }
           for (int i = 0; i < runs; i++) {
               selectedInvokers.clear();
               selectedInvokers.add(invoker2);
               Invoker sinvoker = cluster.select(lb, invocation, invokers, selectedInvokers);
               Assert.assertEquals(true, sinvoker.isAvailable());
   
               Mockito.clearInvocations(invoker1, invoker2, invoker3, invoker4, invoker5);
           }
           for (int i = 0; i < runs; i++) {
               selectedInvokers.clear();
               selectedInvokers.add(invoker2);
               selectedInvokers.add(invoker4);
               Invoker sinvoker = cluster.select(lb, invocation, invokers, selectedInvokers);
               Assert.assertEquals(true, sinvoker.isAvailable());
           }
           for (int i = 0; i < runs; i++) {
               selectedInvokers.clear();
               selectedInvokers.add(invoker1);
               selectedInvokers.add(invoker3);
               selectedInvokers.add(invoker5);
               Invoker sinvoker = cluster.select(lb, invocation, invokers, selectedInvokers);
               Assert.assertEquals(true, sinvoker.isAvailable());
           }
           for (int i = 0; i < runs; i++) {
               selectedInvokers.clear();
               selectedInvokers.add(invoker1);
               selectedInvokers.add(invoker2);
               selectedInvokers.add(invoker3);
               Invoker sinvoker = cluster.select(lb, invocation, invokers, selectedInvokers);
               Assert.assertEquals(true, sinvoker.isAvailable());
           }
       }
   ```

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