if err != nil {
		t.Fatalf("failed to connect database, got error %v", err)
	}
	rawDB, _ := DB.DB()
	rawDB.Close()

	if err := DB.Transaction(func(tx *gorm.DB) error {
		return nil
	}); err == nil {
		t.Errorf("should returns error when commit with closed conn, got error %v", err)
	}

	if err := DB.Session(&gorm.Session{PrepareStmt: true}).Transaction(func(tx *gorm.DB) error {
		return nil

    out.write(b);
    count++;
  }

  // Overriding close() because FilterOutputStream's close() method pre-JDK8 has bad behavior:
  // it silently ignores any exception thrown by flush(). Instead, just close the delegate stream.
  // It should flush itself if necessary.
  @Override
  public void close() throws IOException {
    out.close();
  }

   * (inclusive) to {@code upper} (inclusive). (These are the same values contained in {@code
   * Range.closed(lower, upper)}.)
   *
   * @throws IllegalArgumentException if {@code lower} is greater than {@code upper}
   * @since 23.0
   */
  public static ContiguousSet<Integer> closed(int lower, int upper) {
    return create(Range.closed(lower, upper), DiscreteDomain.integers());
  }

    // Confirm all sent messages were received, followed by a client-initiated close.
    val server = serverListener.assertOpen()
    for (i in 0 until messageCount) {
      serverListener.assertBinaryMessage(message)
    }
    serverListener.assertClosing(1001, "")

    // When the server acknowledges the close the connection shuts down gracefully.
    server.close(1000, null)
    clientListener.assertClosing(1000, "")

          .Builder()
          .url(server.url("/"))
          .build(),
      )
    val clone = call.clone() // Not cloneWithListener.

    val response = clone.execute()
    assertThat(response.code).isEqualTo(200)
    assertThat(response.body.string()).isEqualTo("abc")
    response.body.close()
    assertThat(eventRecorder.recordedEventTypes()).isEmpty()
  }

    try:
        yield dep_a
    finally:
        dep_a.close()


async def dependency_b(dep_a=Depends(dependency_a)):
    dep_b = generate_dep_b()
    try:
        yield dep_b
    finally:
        dep_b.close(dep_a)


async def dependency_c(dep_b=Depends(dependency_b)):
    dep_c = generate_dep_c()
    try:
        yield dep_c
    finally:

      value < 0 -> 0
      else -> value.toInt()
    }
  } catch (_: NumberFormatException) {
    return defaultValue
  }
}

/** Closes this, ignoring any checked exceptions. */
fun Closeable.closeQuietly() {
  try {
    close()
  } catch (rethrown: RuntimeException) {
    throw rethrown
  } catch (_: Exception) {
  }
}

/**

   * exists but cannot be used for another exchange, it is closed and this returns null.
   */
  private fun planReuseCallConnection(): ReusePlan? {
    // This may be mutated by releaseConnectionNoEvents()!
    val candidate = call.connection ?: return null

    // Make sure this connection is healthy & eligible for new exchanges. If it's no longer needed
    // then we're on the hook to close it.

  public HashCode hash() {
    return hasher.hash();
  }

  // Overriding close() because FilterOutputStream's close() method pre-JDK8 has bad behavior:
  // it silently ignores any exception thrown by flush(). Instead, just close the delegate stream.
  // It should flush itself if necessary.
  @Override
  public void close() throws IOException {
    out.close();
  }

    Stopwatch stopwatch = Stopwatch.createStarted();

    String result = proxy.sleepThenReturnInput("x");

    assertThat(result).isEqualTo("x");
    assertThat(stopwatch.elapsed(MILLISECONDS)).isIn(Range.closed(DELAY_MS, ENOUGH_MS));
    assertThat(target.finished).isTrue();
  }

  public void testNewProxy_goodMethodWithNotEnoughTime() throws Exception {
    SampleImpl target = new SampleImpl(9999);