Github user srowen commented on a diff in the pull request: https://github.com/apache/spark/pull/14150#discussion_r71114168 --- Diff: mllib/src/test/java/org/apache/spark/ml/feature/JavaPCASuite.java --- @@ -107,7 +107,11 @@ public VectorPair call(Tuple2<Vector, Vector> pair) { .fit(df); List<Row> result = pca.transform(df).select("pca_features", "expected").toJavaRDD().collect(); for (Row r : result) { - Assert.assertEquals(r.get(1), r.get(0)); + Vector calculatedVector = (Vector)r.get(0); --- End diff -- This needs a rebase and you might run dev/lint-java manually; I think this cast will still fail the style checker?
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