vanzin commented on a change in pull request #25301: [SPARK-28564][CORE] Access
history application defaults to the last attempt id
URL: https://github.com/apache/spark/pull/25301#discussion_r308883818
##########
File path:
core/src/test/scala/org/apache/spark/deploy/history/HistoryServerSuite.scala
##########
@@ -632,6 +632,49 @@ class HistoryServerSuite extends SparkFunSuite with
BeforeAndAfter with Matchers
}
}
+ test("access history application defaults to the last attempt id") {
+
+ def getRedirectUrl(url: URL): (Int, String) = {
+ val connection = url.openConnection().asInstanceOf[HttpURLConnection]
+ connection.setRequestMethod("GET")
+ connection.setUseCaches(false)
+ connection.setDefaultUseCaches(false)
+ connection.setInstanceFollowRedirects(false)
+ connection.connect()
+ val code = connection.getResponseCode()
+ val location = connection.getHeaderField("Location")
+ (code, location)
+ }
+
+ def buildPageAttemptUrl(appId: String, attemptId: Option[Int]): URL = {
+ attemptId match {
+ case Some(id) =>
+ new URL(s"http://localhost:$port/history/$appId/$id";)
+ case None =>
+ new URL(s"http://localhost:$port/history/$appId";)
+ }
+ }
+
+ val oneAttemptAppId = "local-1430917381534"
+ HistoryServerSuite.getUrl(buildPageAttemptUrl(oneAttemptAppId, None))
+
+ val multiAttemptAppid = "local-1430917381535"
+ val lastAttemptId = Some(2)
+ val lastAttemptUrl = buildPageAttemptUrl(multiAttemptAppid, lastAttemptId)
+ Seq(None, Some(1), Some(2)).foreach { attemptId =>
+ val url = buildPageAttemptUrl(multiAttemptAppid, attemptId)
+ val (code, location) = getRedirectUrl(url)
+ assert(code === 302, s"Unexpected status code $code for $url")
+ attemptId match {
+ case None =>
+ assert(location.stripSuffix("/") === lastAttemptUrl.toString,
s"Unexpected url")
Review comment:
The "unexpected url" message is unnecessary (also below).
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