dt := newTransportDialTester(t, http1Mode)

	// First request creates a new connection.
	rt1 := dt.roundTrip()
	c1 := dt.wantDial()
	c1.finish(nil)
	rt1.wantDone(c1)
	rt1.finish()

	// Second request reuses the first connection.
	rt2 := dt.roundTrip()
	rt2.wantDone(c1)
	rt2.finish()
}

func TestTransportPoolConnCannotReuseConnectionInUse(t *testing.T) {
	dt := newTransportDialTester(t, http1Mode)

        new Object() {
          @Override
          protected void finalize() {
            future.set(null);
          }
        };
    x = null; // Hint to the JIT that x is unreachable
    GcFinalization.awaitDone(future);
    assertTrue(future.isDone());
    assertFalse(future.isCancelled());
  }

  public void testAwaitDone_Future_Cancel() {
    final SettableFuture<@Nullable Void> future = SettableFuture.create();

    frq = null;
  }


  public void testFinalizeReferentCalled() {
    final MockReference reference = new MockReference(frq = new FinalizableReferenceQueue());

    GcFinalization.awaitDone(
        new GcFinalization.FinalizationPredicate() {
          @Override
          public boolean isDone() {
            return reference.finalizeReferentCalled;
          }
        });
  }