gaborgsomogyi commented on a change in pull request #23791:
[SPARK-20597][SQL][SS][WIP] KafkaSourceProvider falls back on path as synonym
for topic
URL: https://github.com/apache/spark/pull/23791#discussion_r260267597
##########
File path:
external/kafka-0-10-sql/src/test/scala/org/apache/spark/sql/kafka010/KafkaSinkSuite.scala
##########
@@ -72,7 +72,51 @@ class KafkaSinkSuite extends StreamTest with
SharedSQLContext with KafkaTest {
Row("1") :: Row("2") :: Row("3") :: Row("4") :: Row("5") :: Nil)
}
- test("batch - null topic field value, and no topic option") {
+ test("batch - only path option specified") {
+ val topic = newTopic()
+ testUtils.createTopic(topic)
+ val df = Seq("1", "2", "3").map(v => (null.asInstanceOf[String],
v)).toDF("topic", "value")
+ df.write
+ .format("kafka")
+ .option("kafka.bootstrap.servers", testUtils.brokerAddress)
+ .save(topic)
+ checkAnswer(
+ createKafkaReader(topic).selectExpr("CAST(value as STRING) value"),
+ Row("1") :: Row("2") :: Row("3") :: Nil)
+ }
+
+ test("batch - topic, path and topic field value specified") {
+ val topic = newTopic()
+ testUtils.createTopic(topic)
+
+ val df = Seq("1", "2", "3").map(v => (topic, v)).toDF("topic", "value")
+ df.write
+ .format("kafka")
+ .option("kafka.bootstrap.servers", testUtils.brokerAddress)
+ .option("topic", topic)
+ .save(topic)
+ checkAnswer(
+ createKafkaReader(topic).selectExpr("CAST(value as STRING) value"),
+ Row("1") :: Row("2") :: Row("3") :: Nil)
+ }
+
+ test("batch - different topic and path option values") {
+ val topic = newTopic()
+ val pathOptionTopic = newTopic()
+
+ val df = Seq[(String, String)](null.asInstanceOf[String] ->
"1").toDF("topic", "value")
+ val ex = intercept[IllegalArgumentException] {
+ df.write
+ .format("kafka")
+ .option("kafka.bootstrap.servers", testUtils.brokerAddress)
+ .option("topic", topic)
+ .save(pathOptionTopic)
+ }
+ assert(ex.getMessage.toLowerCase(Locale.ROOT).contains(
+ "topic' and 'path' options should match if both defined"))
Review comment:
'topic' and 'path'?
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