dongjoon-hyun commented on code in PR #42155:
URL: https://github.com/apache/spark/pull/42155#discussion_r1304928103
##########
core/src/test/scala/org/apache/spark/storage/BlockManagerDecommissionUnitSuite.scala:
##########
@@ -350,4 +350,39 @@ class BlockManagerDecommissionUnitSuite extends
SparkFunSuite with Matchers {
bmDecomManager.stop()
}
}
+
+ test("test cached rdd migration no available hosts") {
+ val blockTransferService = mock(classOf[BlockTransferService])
+ val bm = mock(classOf[BlockManager])
+
+ val storedBlockId1 = RDDBlockId(0, 0)
+ val storedBlock1 =
+ new ReplicateBlock(storedBlockId1, Seq(BlockManagerId("replicaHolder",
"host1", bmPort)), 1)
+
+ val migratableShuffleBlockResolver = mock(classOf[MigratableResolver])
+ registerShuffleBlocks(migratableShuffleBlockResolver, Set())
+ when(bm.getPeers(mc.any()))
+ .thenReturn(Seq(FallbackStorage.FALLBACK_BLOCK_MANAGER_ID))
+
+ when(bm.blockTransferService).thenReturn(blockTransferService)
+ when(bm.migratableResolver).thenReturn(migratableShuffleBlockResolver)
+ when(bm.getMigratableRDDBlocks())
+ .thenReturn(Seq(storedBlock1))
+
+ val bmDecomManager = new BlockManagerDecommissioner(sparkConf, bm)
+
+ try {
+ bmDecomManager.start()
+ eventually(timeout(100.second), interval(10.milliseconds)) {
+ assert(bmDecomManager.shufflesToMigrate.isEmpty === true)
+ assert(bmDecomManager.numMigratedShuffles.get() === 0)
Review Comment:
Let's remove the above two lines because this test case is about `cached
rdd`, not `shuffle`.
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