Iterator<String> iterator = asList("one", "two").iterator();
    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> getOnlyElement(iterator));
    assertThat(expected).hasMessageThat().isEqualTo("expected one element but was: <one, two>");
  }

  public void testGetOnlyElement_noDefault_fiveElements() {

    try {
      tester.testForwarding(interfaceType, wrapperFunction);
    } catch (AssertionFailedError expected) {
      for (String message : expectedMessages) {
        assertThat(expected).hasMessageThat().contains(message);
      }
      return;
    }
    fail("expected failure not reported");
  }

  private class ForwardingRunnable implements Runnable {

    private final Runnable runnable;

        SmbComLogoffAndX msg = new SmbComLogoffAndX(null);
        assertEquals(0, msg.writeParameterWordsWireFormat(new byte[10], index), "Expected zero returned regardless of index");
        assertEquals(0, msg.writeParameterWordsWireFormat(null, index), "Expected zero even when dst array is null");
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 3, 9, -5 })

      }
      return result
    }

    /**
     * Checks if `expected` and `observed` are equal when viewed as a set and headers are
     * deduped.
     *
     * TODO: See if duped headers should be preserved on decode and verify.
     */
    private fun assertSetEquals(
      message: String,
      expected: List<Header>,
      observed: List<Header>,
    ) {

        assertEquals("TestAgent", fessConfig.getUserAgentName());
    }

    private void assertArrays(final String[] expected, final String[] actual) {
        Arrays.sort(expected);
        Arrays.sort(actual);
        assertEquals(String.join(",", expected), String.join(",", actual));
    }

    void toString_rendersHex(byte[] input, String expected) {
        // Arrange
        SecurityBlob blob = new SecurityBlob(input);

        // Act
        String actual = blob.toString();

        // Assert
        assertEquals(expected, actual, "Hex string should match expected format");
    }

    // Ensures a default-constructed blob starts empty and stable across APIs

    }

    @Test
    void testToStringWithoutOptionsAndEndpoint() {
        String expected = PROTO + ":" + SERVER + "[null]";
        assertEquals(expected, dcerpcBinding.toString(), "toString should correctly represent the binding without options or endpoint.");
    }

    @Test
    void testToStringWithEndpoint() throws DcerpcException {

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

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

                "We expected the release transformation and got " + tms.get(0));

        assertTrue(
                tms.get(1) instanceof LatestArtifactTransformation,
                "We expected the latest transformation and got " + tms.get(1));

        assertTrue(
                tms.get(2) instanceof SnapshotTransformation,
                "We expected the snapshot transformation and got " + tms.get(2));
    }

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