hfutatzhanghb commented on code in PR #7533:
URL: https://github.com/apache/hadoop/pull/7533#discussion_r2023885360
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hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/router/TestRouterNetworkTopologyServlet.java:
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@@ -204,7 +279,41 @@ public void testPrintTopologyNoDatanodesJsonFormat()
throws Exception {
sb.append("\n-- Network Topology -- ");
String topology = sb.toString();
- // assert node number
+ // Assert node number.
assertTrue(topology.contains("No DataNodes"));
}
}
+
+class RouterServerHelper implements BeforeEachCallback, AfterAllCallback {
Review Comment:
Maybe we can merge this firstly and i will try to extract common logic in
https://github.com/apache/hadoop/pull/7470 ?
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