RyanSkraba commented on a change in pull request #18830:
URL: https://github.com/apache/flink/pull/18830#discussion_r811967948
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File path:
flink-metrics/flink-metrics-jmx/src/test/java/org/apache/flink/runtime/jobmanager/JMXJobManagerMetricTest.java
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@@ -53,20 +53,23 @@
import java.util.Set;
import java.util.concurrent.TimeUnit;
-import static org.junit.Assert.assertEquals;
+import static org.assertj.core.api.Assertions.assertThat;
/** Tests to verify JMX reporter functionality on the JobManager. */
-public class JMXJobManagerMetricTest extends TestLogger {
+class JMXJobManagerMetricTest extends TestLogger {
Review comment:
```suggestion
class JMXJobManagerMetricTest {
```
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