diff --git a/mllib/src/test/scala/org/apache/spark/ml/clustering/LDASuite.scala b/mllib/src/test/scala/org/apache/spark/ml/clustering/LDASuite.scala index ee8eae8f69bd3bc057da3159bd86db8aab6a4220..17d6e9fc2ee76c1f1450eb9e4a4563fd0b23166f 100644 --- a/mllib/src/test/scala/org/apache/spark/ml/clustering/LDASuite.scala +++ b/mllib/src/test/scala/org/apache/spark/ml/clustering/LDASuite.scala @@ -289,4 +289,15 @@ class LDASuite extends SparkFunSuite with MLlibTestSparkContext with DefaultRead assert(model.getCheckpointFiles.isEmpty) } + + test("EM LDA disable checkpointing") { + // Checkpoint dir is set by MLlibTestSparkContext + val lda = new LDA().setK(2).setSeed(1).setOptimizer("em").setMaxIter(3) + .setCheckpointInterval(-1) + val model_ = lda.fit(dataset) + assert(model_.isInstanceOf[DistributedLDAModel]) + val model = model_.asInstanceOf[DistributedLDAModel] + + assert(model.getCheckpointFiles.isEmpty) + } }