Github user yongtang commented on a diff in the pull request: https://github.com/apache/spark/pull/11989#discussion_r58725975 --- Diff: mllib/src/test/scala/org/apache/spark/ml/tree/impl/RandomForestSuite.scala --- @@ -422,6 +422,13 @@ class RandomForestSuite extends SparkFunSuite with MLlibTestSparkContext { checkFeatureSubsetStrategy(numTrees = 1, "log2", (math.log(numFeatures) / math.log(2)).ceil.toInt) checkFeatureSubsetStrategy(numTrees = 1, "onethird", (numFeatures / 3.0).ceil.toInt) + checkFeatureSubsetStrategy(numTrees = 1, "0.1", (0.1 * numFeatures).ceil.toInt) --- End diff -- Hi @MLnick That might be because of the repetitive lines to copy around. I consolidated the test cases so that it is easier to track what are covered. Let me know if additional test cases are needed.
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