snuyanzin commented on code in PR #21368:
URL: https://github.com/apache/flink/pull/21368#discussion_r1033499398
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flink-runtime/src/test/java/org/apache/flink/runtime/checkpoint/channel/ChannelStateCheckpointWriterTest.java:
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@@ -48,20 +48,18 @@
import static org.apache.flink.core.fs.local.LocalFileSystem.getSharedInstance;
import static org.apache.flink.core.memory.MemorySegmentFactory.wrap;
import static org.apache.flink.runtime.state.CheckpointedStateScope.EXCLUSIVE;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.fail;
/** {@link ChannelStateCheckpointWriter} test. */
-public class ChannelStateCheckpointWriterTest {
+class ChannelStateCheckpointWriterTest {
private static final RunnableWithException NO_OP_RUNNABLE = () -> {};
private final Random random = new Random();
- @Rule public final TemporaryFolder temporaryFolder = new TemporaryFolder();
+ @TempDir private java.nio.file.Path temporaryFolder;
Review Comment:
nit:
```suggestion
@TempDir private Path temporaryFolder;
```
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