srowen commented on a change in pull request #22282: [SPARK-23539][SS] Add
support for Kafka headers in Structured Streaming
URL: https://github.com/apache/spark/pull/22282#discussion_r322760575
##########
File path:
external/kafka-0-10-sql/src/test/scala/org/apache/spark/sql/kafka010/KafkaDataConsumerSuite.scala
##########
@@ -157,10 +159,22 @@ class KafkaDataConsumerSuite extends SharedSparkSession
with PrivateMethodTester
try {
val range = consumer.getAvailableOffsetRange()
val rcvd = range.earliest until range.latest map { offset =>
- val bytes = consumer.get(offset, Long.MaxValue, 10000,
failOnDataLoss = false).value()
- new String(bytes)
+ val record = consumer.get(offset, Long.MaxValue, 10000,
failOnDataLoss = false)
+ val value = new String(record.value(), StandardCharsets.UTF_8)
+ val headers = record.headers().toArray.map(header => (header.key(),
header.value())).toSeq
+ (value, headers)
+ }
+ data.zip(rcvd).foreach { case (expected, actual) =>
+ // value
+ assert(expected._1 === actual._1)
+ // headers
+ expected._2 zip actual._2 foreach { case (l, r) =>
Review comment:
use `.zip()`
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