Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/7970#discussion_r36344790
--- Diff:
core/src/test/java/org/apache/spark/util/collection/unsafe/sort/UnsafeExternalSorterSuite.java
---
@@ -101,7 +101,7 @@ public OutputStream apply(OutputStream stream) {
public void setUp() {
MockitoAnnotations.initMocks(this);
sparkConf = new SparkConf();
- tempDir = new File(Utils.createTempDir$default$1());
+ tempDir = Utils.createTempDir(System.getProperty("java.io.tmpdir"),
"unsafe-test");
--- End diff --
This has to be deleted in `tearDown` too I presume in order to fix this? or
else it's still reusing a same dir?
I checked and there is a similar problem in some other Java tests:
```
JavaSaveLoadSuite
JavaMetastoreDataSourcesSuite
JavaAPISuite
```
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