srowen commented on a change in pull request #29608:
URL: https://github.com/apache/spark/pull/29608#discussion_r481152252



##########
File path: 
sql/core/src/test/scala/org/apache/spark/sql/ExpressionsSchemaSuite.scala
##########
@@ -152,7 +152,7 @@ class ExpressionsSchemaSuite extends QueryTest with 
SharedSparkSession {
 
     val outputSize = outputs.size
     val headerSize = header.size
-    val expectedOutputs: Seq[QueryOutput] = {
+    val (expectedMissExamples, expectedOutputs): (Array[String], 
Seq[QueryOutput]) = {

Review comment:
       No big deal, but the types can just be added to the two tuple elements, 
instead of declaring them separately as a type for the whole tuple

##########
File path: 
sql/core/src/test/scala/org/apache/spark/sql/ExpressionsSchemaSuite.scala
##########
@@ -161,14 +161,28 @@ class ExpressionsSchemaSuite extends QueryTest with 
SharedSparkSession {
         s"Expected $expectedSize blocks in result file but got " +
           s"${outputSize + headerSize}. Try regenerate the result files.")
 
-      Seq.tabulate(outputSize) { i =>
+      val numberOfQueries = lines(2).split(":")(1).trim.toInt
+      val numberOfMissExample = lines(3).split(":")(1).trim.toInt

Review comment:
       miss -> missed or missing, in most cases in this change

##########
File path: 
sql/core/src/test/scala/org/apache/spark/sql/ExpressionsSchemaSuite.scala
##########
@@ -161,14 +161,28 @@ class ExpressionsSchemaSuite extends QueryTest with 
SharedSparkSession {
         s"Expected $expectedSize blocks in result file but got " +
           s"${outputSize + headerSize}. Try regenerate the result files.")
 
-      Seq.tabulate(outputSize) { i =>
+      val numberOfQueries = lines(2).split(":")(1).trim.toInt
+      val numberOfMissExample = lines(3).split(":")(1).trim.toInt
+      val missExamples = lines(4).split(":")(1).trim.split(",")
+      val expectedOutputs = Seq.tabulate(outputSize) { i =>
         val segments = lines(i + headerSize).split('|')
         QueryOutput(
           className = segments(1).trim,
           funcName = segments(2).trim,
           sql = segments(3).trim,
           schema = segments(4).trim)
       }
+
+      // Ensure consistency of the result file.
+      assert(numberOfQueries == expectedOutputs.size,
+        s"outputs size: ${expectedOutputs.size} not same as numberOfQueries: 
$numberOfQueries " +
+          "record in result file. Try regenerate the result files.")

Review comment:
       regenerate -> regenerating




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