Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/3419#discussion_r21787066
--- Diff:
streaming/src/test/scala/org/apache/spark/streaming/InputStreamsSuite.scala ---
@@ -268,6 +232,50 @@ class InputStreamsSuite extends TestSuiteBase with
BeforeAndAfter {
assert(output(i) === expectedOutput(i))
}
}
+
+ def testFileStream(newFilesOnly: Boolean) {
+ var ssc: StreamingContext = null
+ val testDir: File = null
+ try {
+ val testDir = Utils.createTempDir()
+ val existingFile = new File(testDir, "0")
+ Files.write("0\n", existingFile, Charset.forName("UTF-8"))
+
+ Thread.sleep(1000)
+ // Set up the streaming context and input streams
+ val newConf = conf.clone.set(
+ "spark.streaming.clock",
"org.apache.spark.streaming.util.SystemClock")
--- End diff --
Just curious: why does this test need to use wallclock time instead of the
same sort of `ManualClock` + `Thread.sleep()` pattern that occurs elsewhere in
the code? I'm in the middle of a hunt to remove Thread.sleep() calls, so this
caught my eye.
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