HeartSaVioR commented on a change in pull request #35238:
URL: https://github.com/apache/spark/pull/35238#discussion_r787402655
##########
File path:
external/kafka-0-10-sql/src/test/scala/org/apache/spark/sql/kafka010/KafkaMicroBatchSourceSuite.scala
##########
@@ -195,6 +195,45 @@ abstract class KafkaMicroBatchSourceSuiteBase extends
KafkaSourceSuiteBase {
true
}
+ test("Trigger.AvailableNow") {
+ val topic = newTopic()
+ testUtils.createTopic(topic, partitions = 5)
+
+ testUtils.sendMessages(topic, (0 until 15).map{ case x =>
+ s"foo-$x"
+ }.toArray, Some(0))
+
+ val reader = spark
+ .readStream
+ .format("kafka")
+ .option("kafka.bootstrap.servers", testUtils.brokerAddress)
+ .option("kafka.metadata.max.age.ms", "1")
+ .option("maxOffsetsPerTrigger", 5)
+ .option("subscribe", topic)
+ .option("startingOffsets", "earliest")
+ .load()
+
+ var index: Int = 0
+ def startTriggerAvailableNowQuery(): StreamingQuery = {
+ reader.writeStream
+ .foreachBatch{ case (_: Dataset[Row], _: Long) =>
Review comment:
My apologize for back and forth. I roughly remember this worked, but
looks like it doesn't work. Please revert the latest change.
```
[error]
/home/runner/work/spark/spark/external/kafka-0-10-sql/src/test/scala/org/apache/spark/sql/kafka010/KafkaMicroBatchSourceSuite.scala:219:22:
missing parameter type for expanded function
[error] The argument types of an anonymous function must be fully known.
(SLS 8.5)
[error] Expected type was: ?
[error] .foreachBatch{ case (_: Dataset[Row], _: Long) =>
[error] ^
[error] one error found
```
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