mmpataki commented on a change in pull request #2089:
URL: https://github.com/apache/hadoop/pull/2089#discussion_r449749282
##########
File path:
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/metrics2/impl/TestMetricsSystemImpl.java
##########
@@ -639,4 +639,23 @@ public Boolean get() {
private static String getPluginUrlsAsString() {
return "file:metrics2-test-plugin.jar";
}
+
+ @Test
+ public void testMetricSystemRestart() {
+ MetricsSystemImpl ms = new MetricsSystemImpl("msRestartTestSystem");
+ TestSink ts = new TestSink();
+ String sinkName = "restartTestSink";
+
+ try {
+ ms.start();
+ ms.register(sinkName, "", ts);
+ assertNotNull("an adapter should exist for each sink",
ms.getSinkAdapter(sinkName));
Review comment:
Fixed it, please review (added more info to the message)
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