Merge "Fix QueuedWorkTest#testHasPendingWork flake" into main

    @Test

    public void testHasPendingWork() {

        Semaphore releaser = new Semaphore(0);

        mQueuedWork.queue(

                () -> {

                    try {

                        releaser.acquire();

                    } catch (InterruptedException e) {

                        throw new RuntimeException(e);

                    }

                }, false);

        final Semaphore releaser1 = new Semaphore(0);

        final Semaphore releaser2 = new Semaphore(0);

        mQueuedWork.queue(() -> releaser1.acquireUninterruptibly(), false);

        mQueuedWork.queue(() -> releaser2.release(), false);

        // Worker should be waiting for releaser1,

        // and have pending work to release releaser2

        assertThat(mQueuedWork.hasPendingWork()).isTrue();

        releaser.release();

        mQueuedWork.waitToFinish();

        // Allow worker to get to releasing releaser2

        releaser1.release();

        releaser2.acquireUninterruptibly();

        // If we got here then there is no pending work.

        assertThat(mQueuedWork.hasPendingWork()).isFalse();

    }

}

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