Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/11030#discussion_r51634513
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/StreamTest.scala ---
@@ -179,16 +206,38 @@ trait StreamTest extends QueryTest with Timeouts {
|${if (streamDeathCause != null)
stackTraceToString(streamDeathCause) else ""}
|
|== Sink ==
- |$sink
+ |${sink.toLongString}
|
|== Plan ==
|${if (currentStream != null) currentStream.lastExecution else ""}
- """
+ """.stripMargin
+
+ def assert(condition: => Boolean, message: String): Unit = {
+ try {
+ Assertions.assert(condition)
+ } catch {
+ case NonFatal(e) =>
+ failTest(message, e)
+ }
+ }
- def checkState(check: Boolean, error: String) = if (!check) {
+ def eventually[T](message: String)(func: => T): T = {
+ try {
+ Eventually.eventually(Timeout(streamingTimout)) {
+ func
+ }
+ } catch {
+ case NonFatal(e) =>
+ failTest(message, e)
+ }
+ }
+
+ def failTest(message: String, cause: Throwable = null) = {
+ val c = Option(cause).map { _.getStackTrace.take(10).mkString("",
"\n|\t", "\n") }
--- End diff --
convenience method to remove a lot of duplicated code to generate testState
string.
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