public void testValues() {
    List<V> expected = new ArrayList<>();
    for (Entry<K, V> entry : getSampleElements()) {
      expected.add(entry.getValue());
    }
    assertEqualIgnoringOrder(expected, multimap().values());
  }

  @CollectionFeature.Require(KNOWN_ORDER)
  public void testValuesInOrder() {
    List<V> expected = new ArrayList<>();
    for (Entry<K, V> entry : getOrderedElements()) {

	if !reflect.DeepEqual(expectedAPIEndpoints, newAPIEndpoints) {
		t.Fatalf("Expected %#v, got %#v", expectedAPIEndpoints, newAPIEndpoints)
	}

	apiEndpoints = []string{"http://%%%%%:9000"}
	newAPIEndpoints = stripStandardPorts(apiEndpoints, "")
	if !reflect.DeepEqual(apiEndpoints, newAPIEndpoints) {
		t.Fatalf("Expected %#v, got %#v", apiEndpoints, newAPIEndpoints)
	}

    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> checkArgument(false, new Message()));
    verifySimpleMessage(expected);
  }

  public void testCheckArgument_nullMessage_failure() {
    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> checkArgument(false, null));
    assertThat(expected).hasMessageThat().isEqualTo("null");
  }

    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> checkArgument(false, new Message()));
    verifySimpleMessage(expected);
  }

  public void testCheckArgument_nullMessage_failure() {
    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> checkArgument(false, null));
    assertThat(expected).hasMessageThat().isEqualTo("null");
  }

  }

  /**
   * Verify that the listener completes in a reasonable amount of time, and Asserts that the future
   * returns the expected data.
   *
   * @throws Throwable if the listener isn't called or if it resulted in a throwable or if the
   *     result doesn't match the expected value.
   */
  public void assertSuccess(Object expectedData) throws Throwable {

      }
    }
  }

  public void testFactorial() {
    BigInteger expected = BigInteger.ONE;
    for (int i = 1; i <= 200; i++) {
      expected = expected.multiply(BigInteger.valueOf(i));
      assertEquals(expected, BigIntegerMath.factorial(i));
    }
  }

  public void testFactorial0() {
    assertEquals(BigInteger.ONE, BigIntegerMath.factorial(0));

        String expectedMessage = "Invalid string length, expected 5, have 8";
        assertEquals(expectedMessage, exception.getMessage(), "The exception message is not correct.");
    }

    /**
     * Tests the {@link PacUnicodeString#check(String)} method with an empty string.
     *
     * @throws PACDecodingException if the check fails, which is not expected in this test.
     */
    @Test

    assertEquals(
        "put(present, value) should return the associated value",
        getValueForNullKey(),
        put(newEntry));

    Entry<K, V>[] expected = createArrayWithNullKey();
    expected[getNullLocation()] = newEntry;
    expectContents(expected);
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_KEYS)
  public void testPut_nullKeyUnsupported() {

  }

  /**
   * Asserts that a Unicode escaper escapes the given code point into the expected string.
   *
   * @param escaper the non-null escaper to test
   * @param expected the expected output string
   * @param cp the Unicode code point to escape
   */
  public static void assertEscaping(UnicodeEscaper escaper, String expected, int cp) {

    String escaped = computeReplacement(escaper, cp);

  }

  /**
   * Asserts that a Unicode escaper escapes the given code point into the expected string.
   *
   * @param escaper the non-null escaper to test
   * @param expected the expected output string
   * @param cp the Unicode code point to escape
   */
  public static void assertEscaping(UnicodeEscaper escaper, String expected, int cp) {

    String escaped = computeReplacement(escaper, cp);