/**
         * @return T1
         */
        T1[] array();

        /**
         * @return List
         */
        List<T2> list();

        /**
         * @return Set
         */
        Set<T1> set();

        /**
         * @return Map
         */
        Map<T1, T2> map();
    }

    /**
     *
     */

 *
 * @author koichik
 * @param <T1>
 *            The type of the first value
 * @param <T2>
 *            The type of the second value
 */
public class Pair<T1, T2> {

    /** The first value */
    protected T1 first;

    /** The second value */
    protected T2 second;

    /**
     * Creates and returns a pair of two values.
     *
     * @param <T1>
     *            The type of the first value

      assertThat(source.readUtf8()).isEqualTo(responseBody)
      assertThat(response.peekTrailers()).isEqualTo(headersOf("t1", "v2"))
      assertThat(response.peekTrailers()).isEqualTo(headersOf("t1", "v2")) // Idempotent.
      assertThat(response.trailers()).isEqualTo(headersOf("t1", "v2"))
    }
  }

  @Test
  fun trailersWithServerTruncatedResponseHttp1() {

/**
 * A tuple of four values.
 *
 * @param <T1>
 *            The type of the first value
 * @param <T2>
 *            The type of the second value
 * @param <T3>
 *            The type of the third value
 * @param <T4>
 *            The type of the fourth value
 */
public class Tuple4<T1, T2, T3, T4> {

    /** The first value */
    protected T1 value1;

    /** The second value */

     * @param value4
     *            The fourth value
     * @param value5
     *            The fifth value
     * @return A tuple of five values
     */
    public static <T1, T2, T3, T4, T5> Tuple5<T1, T2, T3, T4, T5> tuple5(final T1 value1, final T2 value2, final T3 value3, final T4 value4,
            final T5 value5) {
        return new Tuple5<>(value1, value2, value3, value4, value5);
    }

    /**

        TestLocking t1 = new TestLocking();
        TestLocking t2 = new TestLocking();

        // Set different values
        t1.numThreads = 2;
        t1.url = "smb://server1/share/file.txt";

        t2.numThreads = 5;
        t2.url = "smb://server2/share/file.txt";

        // Verify independence
        assertEquals(2, t1.numThreads, "t1 should have its own numThreads value");

    assertThrows(IllegalArgumentException.class, () -> resolver.where(t, String.class));
  }

  public <T1, T2 extends List<T1>> void testWhere_recursiveMapping() {
    Type t1 = new TypeCapture<T1>() {}.capture();
    Type t2 = new TypeCapture<T2>() {}.capture();
    assertEquals(t2, new TypeResolver().where(t1, t2).resolveType(t1));
  }

  public <T> void testWhere_genericArrayMapping() {
    Type t = new TypeCapture<T>() {}.capture();

	}

	if t1.Equal(t3) {
		t.Fatalf("expected time to be un-equal: %s == %s", t1, t3)
	}
}

func TestCache(t *testing.T) {
	cache := New[time.Time]()
	t.Parallel()
	cache.InitOnce(2*time.Second, Opts{},
		func(ctx context.Context) (time.Time, error) {
			return time.Now(), nil
		},
	)

	t1, _ := cache.Get()

	t2, _ := cache.Get()

	if !t1.Equal(t2) {

/**
 * A tuple of three values.
 *
 * @author koichik
 * @param <T1>
 *            The type of the first value
 * @param <T2>
 *            The type of the second value
 * @param <T3>
 *            The type of the third value
 */
public class Tuple3<T1, T2, T3> {

    /** The first value */
    protected T1 value1;

    /** The second value */
    protected T2 value2;

    assertThrows(IllegalArgumentException.class, () -> resolver.where(t, String.class));
  }

  public <T1, T2 extends List<T1>> void testWhere_recursiveMapping() {
    Type t1 = new TypeCapture<T1>() {}.capture();
    Type t2 = new TypeCapture<T2>() {}.capture();
    assertEquals(t2, new TypeResolver().where(t1, t2).resolveType(t1));
  }

  public <T> void testWhere_genericArrayMapping() {
    Type t = new TypeCapture<T>() {}.capture();