Github user mn-mikke commented on a diff in the pull request:
https://github.com/apache/spark/pull/21795#discussion_r203064514
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala
---
@@ -2336,46 +2336,40 @@ class DataFrameSuite extends QueryTest with
SharedSQLContext {
val sourceDF = spark.createDataFrame(rows, schema)
- val structWhenDF = sourceDF
+ def structWhenDF: DataFrame = sourceDF
.select(when('cond, struct(lit("a").as("val1"),
lit(10).as("val2"))).otherwise('s) as "res")
.select('res.getField("val1"))
- val arrayWhenDF = sourceDF
+ def arrayWhenDF: DataFrame = sourceDF
.select(when('cond, array(lit("a"), lit("b"))).otherwise('a) as
"res")
.select('res.getItem(0))
- val mapWhenDF = sourceDF
+ def mapWhenDF: DataFrame = sourceDF
.select(when('cond, map(lit(0), lit("a"))).otherwise('m) as "res")
.select('res.getItem(0))
- val structIfDF = sourceDF
+ def structIfDF: DataFrame = sourceDF
.select(expr("if(cond, struct('a' as val1, 10 as val2), s)") as
"res")
.select('res.getField("val1"))
- val arrayIfDF = sourceDF
+ def arrayIfDF: DataFrame = sourceDF
.select(expr("if(cond, array('a', 'b'), a)") as "res")
.select('res.getItem(0))
- val mapIfDF = sourceDF
+ def mapIfDF: DataFrame = sourceDF
.select(expr("if(cond, map(0, 'a'), m)") as "res")
.select('res.getItem(0))
- def checkResult(df: DataFrame, codegenExpected: Boolean): Unit = {
-
assert(df.queryExecution.executedPlan.isInstanceOf[WholeStageCodegenExec] ==
codegenExpected)
- checkAnswer(df, Seq(Row("a"), Row(null)))
+ def checkResult(): Unit = {
+ checkAnswer(structWhenDF, Seq(Row("a"), Row(null)))
+ checkAnswer(arrayWhenDF, Seq(Row("a"), Row(null)))
+ checkAnswer(mapWhenDF, Seq(Row("a"), Row(null)))
+ checkAnswer(structIfDF, Seq(Row("a"), Row(null)))
+ checkAnswer(arrayIfDF, Seq(Row("a"), Row(null)))
+ checkAnswer(mapIfDF, Seq(Row("a"), Row(null)))
}
- // without codegen
- checkResult(structWhenDF, false)
- checkResult(arrayWhenDF, false)
- checkResult(mapWhenDF, false)
- checkResult(structIfDF, false)
- checkResult(arrayIfDF, false)
- checkResult(mapIfDF, false)
-
- // with codegen
- checkResult(structWhenDF.filter('cond.isNotNull), true)
--- End diff --
If it's the case why the
[assert](https://github.com/apache/spark/pull/21795/files/d1bc6124628808444a4ab5bed6bfc6f897d76e03#diff-5d2ebf4e9ca5a990136b276859769289L2360)
didn't fail?
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