Github user jonalter commented on a diff in the pull request:
https://github.com/apache/spark/pull/7093#discussion_r33794557
--- Diff:
mllib/src/test/scala/org/apache/spark/mllib/tree/GradientBoostedTreesSuite.scala
---
@@ -111,8 +115,10 @@ class GradientBoostedTreesSuite extends SparkFunSuite
with MLlibTestSparkContext
EnsembleTestHelper.validateClassifier(gbt,
GradientBoostedTreesSuite.data, 0.9)
} catch {
case e: java.lang.AssertionError =>
+ // scalastyle:off println
println(s"FAILED for numIterations=$numIterations,
learningRate=$learningRate," +
--- End diff --
It looks like logs don't show at all for tests. If you want to print
something from inside a test `println` and `throw exception` seem to be the way
to go.
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