diff options
Diffstat (limited to 'core/src/test')
-rw-r--r-- | core/src/test/scala/org/apache/spark/rdd/DoubleRDDSuite.scala | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/core/src/test/scala/org/apache/spark/rdd/DoubleRDDSuite.scala b/core/src/test/scala/org/apache/spark/rdd/DoubleRDDSuite.scala index 97079382c7..01039b9449 100644 --- a/core/src/test/scala/org/apache/spark/rdd/DoubleRDDSuite.scala +++ b/core/src/test/scala/org/apache/spark/rdd/DoubleRDDSuite.scala @@ -22,6 +22,12 @@ import org.scalatest.FunSuite import org.apache.spark._ class DoubleRDDSuite extends FunSuite with SharedSparkContext { + test("sum") { + assert(sc.parallelize(Seq.empty[Double]).sum() === 0.0) + assert(sc.parallelize(Seq(1.0)).sum() === 1.0) + assert(sc.parallelize(Seq(1.0, 2.0)).sum() === 3.0) + } + // Verify tests on the histogram functionality. We test with both evenly // and non-evenly spaced buckets as the bucket lookup function changes. test("WorksOnEmpty") { |