wanglijie95 commented on a change in pull request #12181:
URL: https://github.com/apache/flink/pull/12181#discussion_r427831205
##########
File path:
flink-core/src/test/java/org/apache/flink/core/fs/SafetyNetCloseableRegistryTest.java
##########
@@ -198,4 +198,29 @@ public void testReaperThreadSpawnAndStop() throws
Exception {
}
Assert.assertFalse(SafetyNetCloseableRegistry.isReaperThreadRunning());
}
+
+ /**
+ * Test whether failure to start thread in {@link
SafetyNetCloseableRegistry}
+ * constructor can lead to failure of subsequent state check.
+ */
+ @Test
+ public void testReaperThreadStartFailed() throws Exception {
+
+ try {
+ new SafetyNetCloseableRegistry(() -> new
OutOfMemoryReaperThread());
+ } catch (java.lang.OutOfMemoryError error) {
+ }
+
Review comment:
OK, I will add the check.
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