nastra commented on code in PR #7253:
URL: https://github.com/apache/iceberg/pull/7253#discussion_r1154314288
##########
core/src/test/java/org/apache/iceberg/hadoop/HadoopFileIOTest.java:
##########
@@ -175,10 +181,16 @@ private List<Path> createRandomFiles(Path parent, int
count) {
Path path = new Path(parent, "file-" + i);
paths.add(path);
fs.createNewFile(path);
+ createdFiles.increment();
} catch (IOException e) {
throw new UncheckedIOException(e);
}
});
+
+ Awaitility.await()
+ .atMost(30, TimeUnit.SECONDS)
+ .untilAsserted(() ->
Assertions.assertThat(createdFiles.intValue()).isEqualTo(count));
+
return paths;
Review Comment:
printing the created files in `testDeleteFiles` shows the `null` in `paths`
which lead to the NPE:
```
filesCreated = [null, file:/tmp/junit6934791194407302730/file-431529176,
file:/tmp/junit6934791194407302730/file-1761283695,
file:/tmp/junit6934791194407302730/file-1749940626,
file:/tmp/junit6934791194407302730/file-892128508,
file:/tmp/junit6934791194407302730/file-155629808,
file:/tmp/junit6934791194407302730/file-1429008869,
file:/tmp/junit6934791194407302730/file--1465154083,
file:/tmp/junit6934791194407302730/file--138487339,
file:/tmp/junit6934791194407302730/file--1242363800]
```
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