String expected = "http://example/foo.jpg";
        assertGetThumbnailUrl(data, expected);

        data = "<meta property=\"og:image\" content=\"://example/foo.jpg\" />";
        expected = "http://example/foo.jpg";
        assertGetThumbnailUrl(data, expected);

        data = "<meta property=\"og:image\" content=\"http://example/foo.jpg\" />";
        expected = "http://example/foo.jpg";

        // Test shutdown without listener should throw NullPointerException
        try {
            jobExecutor.shutdown();
            fail("Expected NullPointerException");
        } catch (NullPointerException e) {
            // Expected exception
            assertNotNull(e);
        }
    }

    @Test
    public void test_shutdown_multipleCalls() {
        // Test multiple shutdown calls

    Thread waitingThread = new Thread(wasInterrupted);
    waitingThread.start();
    waitingThread.interrupt();
    ExecutionException expected = assertThrows(ExecutionException.class, wasInterrupted::get);
    assertTrue(expected.getCause().toString(), expected.getCause() instanceof InterruptedException);
  }

  public void testMakeUninterruptible_timedGetZeroTimeoutAttempted()

    clientListener.assertOpen()
    val reason = repeat('X', 124)
    assertFailsWith<IllegalArgumentException> {
      webSocket.close(1000, reason)
    }.also { expected ->
      assertThat(expected.message).isEqualTo("reason.size() > 123: $reason")
    }
    webSocket.close(1000, null)
    serverListener.assertClosing(1000, "")
    server.close(1000, null)

      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }
    if (userPassedSupplier) {
      throw new AssertionError(
          "expected to throw "
              + expectedThrowable.getSimpleName()
              + " but returned result: "
              + result);
    } else {
      throw new AssertionError("expected to throw " + expectedThrowable.getSimpleName());

      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }
    if (userPassedSupplier) {
      throw new AssertionError(
          "expected to throw "
              + expectedThrowable.getSimpleName()
              + " but returned result: "
              + result);
    } else {
      throw new AssertionError("expected to throw " + expectedThrowable.getSimpleName());

      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }
    if (userPassedSupplier) {
      throw new AssertionError(
          "expected to throw "
              + expectedThrowable.getSimpleName()
              + " but returned result: "
              + result);
    } else {
      throw new AssertionError("expected to throw " + expectedThrowable.getSimpleName());

      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }
    if (userPassedSupplier) {
      throw new AssertionError(
          "expected to throw "
              + expectedThrowable.getSimpleName()
              + " but returned result: "
              + result);
    } else {
      throw new AssertionError("expected to throw " + expectedThrowable.getSimpleName());

      fail("Expected NoSuchElementException.");
    } catch (NoSuchElementException expected) {
    }
  }

  private <T> void assertPermutationsCount(int expected, Collection<List<T>> permutationSet) {
    assertEquals(expected, permutationSet.size());
    Iterator<List<T>> permutations = permutationSet.iterator();
    for (int i = 0; i < expected; i++) {
      assertTrue(permutations.hasNext());
      permutations.next();
    }

OBJ_COUNT_AFTER_STOP=$(./mc ls "${ALIAS_NAME}"/"${BUCKET}"/initial-data/ | wc -l)
# Count should match the initial count of 10
if [ "${OBJ_COUNT_AFTER_STOP}" -ne 10 ]; then
	echo "Expected 10 objects; received ${OBJ_COUNT_AFTER_STOP}"
	exit 1
fi

./mc ready "${ALIAS_NAME}" --json

OUT=$(./mc cp --quiet "${SRC_DIR}"/* "${ALIAS_NAME}"/"${BUCKET}"/new-data/)
RET=${?}
if [ ${RET} -ne 0 ]; then