Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/10515#discussion_r48591068
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/text/TextSuite.scala
---
@@ -33,8 +33,8 @@ class TextSuite extends QueryTest with SharedSQLContext {
verifyFrame(sqlContext.read.text(testFile))
}
- test("writing") {
- val df = sqlContext.read.text(testFile)
+ test("SPARK-12562 verify write.text() can handle column name beyond
`value`") {
+ val df = sqlContext.read.text(testFile).withColumnRenamed("value",
"adwrasdf")
--- End diff --
This might be failed because the later method `verifyFrame` will check if
the df read in has schema like `new StructType().add("value", StringType)`. You
could update `verifyFrame` to check if it has only one StringType column.
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