mridulm commented on code in PR #52373:
URL: https://github.com/apache/spark/pull/52373#discussion_r2611605307
##########
core/src/test/scala/org/apache/spark/util/UninterruptibleThreadSuite.scala:
##########
@@ -80,130 +99,128 @@ class UninterruptibleThreadSuite extends SparkFunSuite {
t.interrupt()
interruptLatch.countDown()
t.join()
- assert(hasInterruptedException === false)
- assert(interruptStatusBeforeExit)
+ assert(!hasInterruptedException, "runUninterruptibly should not be
interrupted")
+ assert(interruptStatusBeforeExit, "interrupt flag should be set")
}
test("nested runUninterruptibly") {
val enterRunUninterruptibly = new CountDownLatch(1)
val interruptLatch = new CountDownLatch(1)
@volatile var hasInterruptedException = false
@volatile var interruptStatusBeforeExit = false
- val t = new UninterruptibleThread("test") {
+ val t = new UninterruptibleThread("runUninterruptibly") {
override def run(): Unit = {
runUninterruptibly {
enterRunUninterruptibly.countDown()
- Uninterruptibles.awaitUninterruptibly(interruptLatch, 10,
TimeUnit.SECONDS)
- hasInterruptedException = sleep(1)
- runUninterruptibly {
- if (sleep(1)) {
- hasInterruptedException = true
+ hasInterruptedException = await(interruptLatch)
+ if (!hasInterruptedException) {
+ runUninterruptibly {
+ hasInterruptedException = sleep(0)
}
- }
- if (sleep(1)) {
- hasInterruptedException = true
+ hasInterruptedException |= sleep(0)
}
}
interruptStatusBeforeExit = Thread.interrupted()
}
}
t.start()
- assert(enterRunUninterruptibly.await(10, TimeUnit.SECONDS), "await
timeout")
+ assert(!await(enterRunUninterruptibly), "await interrupted")
t.interrupt()
interruptLatch.countDown()
+ assert(!sleep(0), "sleep should not be interrupted")
+ t.interrupt()
+ assert(!sleep(0), "sleep should not be interrupted")
+ t.interrupt()
t.join()
- assert(hasInterruptedException === false)
- assert(interruptStatusBeforeExit)
+ assert(!hasInterruptedException, "runUninterruptibly should not be
interrupted")
+ assert(interruptStatusBeforeExit, "interrupt flag should be set")
}
test("no runUninterruptibly") {
@volatile var hasInterruptedException = false
- val t = new UninterruptibleThread("test") {
+ @volatile var interruptStatusBeforeExit = false
+ val t = new UninterruptibleThread("run") {
override def run(): Unit = {
- if (sleep(0)) {
- hasInterruptedException = true
- }
+ hasInterruptedException = sleep(0)
+ interruptStatusBeforeExit = Thread.interrupted()
}
}
t.interrupt()
Review Comment:
I dont think we require any specific jdk impl - even for build; reference
impl/openjdk/oracle jdk.
+CC @dongjoon-hyun for thoughts in case I am missing something.
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