Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/7447#discussion_r36779940
--- Diff:
mllib/src/test/scala/org/apache/spark/ml/regression/RandomForestRegressorSuite.scala
---
@@ -71,6 +72,14 @@ class RandomForestRegressorSuite extends SparkFunSuite
with MLlibTestSparkContex
regressionTestWithContinuousFeatures(rf)
}
+ test("copied model must have the same parent") {
+ val rf = new RandomForestRegressor()
+ val df = TreeTests.setMetadata(orderedLabeledPoints50_1000,
+ Map.empty[Int, Int], numClasses = 0)
+ val model = rf.fit(df)
+ MLTestingUtils.checkCopy(model)
--- End diff --
Put in the next test, rather than creating a new test.
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