Github user squito commented on a diff in the pull request:
https://github.com/apache/spark/pull/11241#discussion_r55604211
--- Diff:
core/src/test/scala/org/apache/spark/storage/BlockManagerSuite.scala ---
@@ -1331,6 +1336,72 @@ class BlockManagerSuite extends SparkFunSuite with
Matchers with BeforeAndAfterE
assert(store.getSingle("a1").isDefined, "a1 was not in store")
assert(store.getSingle("a3").isDefined, "a3 was not in store")
}
+
+ test("SPARK-13328: refresh block locations (fetch should fail after
hitting a threshold)") {
+ val mockBlockTransferService = new
MockBlockTransferService(maxFailuresBeforeLocationRefresh)
+ store = makeBlockManager(8000, "executor1")
+
+ store.putSingle("item", 999L, StorageLevel.MEMORY_ONLY, tellMaster =
true)
+
+ intercept[BlockFetchException] {
+ store.doGetRemote("item", mockBlockTransferService, asBlockResult =
false)
+ .asInstanceOf[Option[ByteBuffer]]
+ }
+ }
+
+ test("SPARK-13328: refresh block locations (fetch should succeed after
location refresh)") {
+ val mockBlockManagerMaster = mock(classOf[BlockManagerMaster])
+ val mockBlockTransferService = new
MockBlockTransferService(maxFailuresBeforeLocationRefresh)
+
+ // make sure we have more than maxFailuresBeforeLocationRefresh
locations
+ // so that we have a chance to do location refresh
+ val blockManagerIds = new ArrayBuffer[BlockManagerId]()
+ for (i <- 0 to maxFailuresBeforeLocationRefresh) {
+ blockManagerIds += BlockManagerId(s"id-$i", s"host-$i", i + 1)
+ }
--- End diff --
nit:
```
val blockManagerIds = (0 to maxFailuresBeforeLocationRefresh).map { i =>
BlockManagerId(s"id-$i", s"host-$i", i + 1) }
```
also I think you won't need `toSeq` on the next line then.
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