RFR: JDK-8304557: java/util/concurrent/CompletableFuture/CompletableFutureOrTimeoutExceptionallyTest.java times out

Wed Mar 22 16:32:09 UTC 2023

On Wed, 22 Mar 2023 16:06:51 GMT, Viktor Klang <duke at openjdk.org> wrote:

> The other alternative I see would be to reach into the implementation of CompletableFuture's `Delayer`'s `ScheduledThreadPoolExecutor delayer` and make sure that it's `getQueue()` eventually goes empty.

>From what I've seen, JDK prefers blackbox tests to whitebox tests. Even though the latter might conserve resources better and are easier to implement, they are problematic in the long run: they become an obstacle if the system under tests is modified.

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PR Review Comment: https://git.openjdk.org/jdk/pull/13116#discussion_r1145108257