Function<String, @Nullable Integer> function = Functions.forMap(map, 42);

    assertEquals(1, function.apply("One").intValue());
    assertEquals(42, function.apply("Two").intValue());
    assertEquals(3, function.apply("Three").intValue());
    assertThat(function.apply("Null")).isNull();

    new EqualsTester()
        .addEqualityGroup(function, Functions.forMap(map, 42))
        .addEqualityGroup(Functions.forMap(map))

```jinja
Item ID: {{ id }}
```

{% endraw %}

...it will show the `id` taken from the "context" `dict` you passed:

```Python
{"id": id}
```

For example, with an ID of `42`, this would render:

```html
Item ID: 42
```

### Template `url_for` Arguments { #template-url-for-arguments }

    byte[] dest = new byte[4];
    HashCode.fromInt(42).writeBytesTo(dest, 0, 4);
    assertThat(dest).isEqualTo(HashCode.fromInt(42).asBytes());
  }

  public void testLongWriteBytesTo() {
    byte[] dest = new byte[8];
    HashCode.fromLong(42).writeBytesTo(dest, 0, 8);
    assertThat(dest).isEqualTo(HashCode.fromLong(42).asBytes());
  }

  private static final HashCode HASH_ABCD =

    Interner<String> pool = Interners.newStrongInterner();
    assertThrows(NullPointerException.class, () -> pool.intern(null));
  }

  public void testStrong_builder() {
    int concurrencyLevel = 42;
    Interner<Object> interner =
        Interners.newBuilder().strong().concurrencyLevel(concurrencyLevel).build();
    InternerImpl<Object> internerImpl = (InternerImpl<Object>) interner;

    Function<String, @Nullable Integer> function = Functions.forMap(map, 42);

    assertEquals(1, function.apply("One").intValue());
    assertEquals(42, function.apply("Two").intValue());
    assertEquals(3, function.apply("Three").intValue());
    assertThat(function.apply("Null")).isNull();

    new EqualsTester()
        .addEqualityGroup(function, Functions.forMap(map, 42))
        .addEqualityGroup(Functions.forMap(map))

    byte[] dest = new byte[4];
    HashCode.fromInt(42).writeBytesTo(dest, 0, 4);
    assertThat(dest).isEqualTo(HashCode.fromInt(42).asBytes());
  }

  public void testLongWriteBytesTo() {
    byte[] dest = new byte[8];
    HashCode.fromLong(42).writeBytesTo(dest, 0, 8);
    assertThat(dest).isEqualTo(HashCode.fromLong(42).asBytes());
  }

  private static final HashCode HASH_ABCD =

    Interner<String> pool = Interners.newStrongInterner();
    assertThrows(NullPointerException.class, () -> pool.intern(null));
  }

  public void testStrong_builder() {
    int concurrencyLevel = 42;
    Interner<Object> interner =
        Interners.newBuilder().strong().concurrencyLevel(concurrencyLevel).build();
    InternerImpl<Object> internerImpl = (InternerImpl<Object>) interner;

    assertEquals(Optional.of("a"), Optional.of("a").transform(Functions.identity()));
  }

  public void testTransform_presentToString() {
    assertEquals(Optional.of("42"), Optional.of(42).transform(Functions.toStringFunction()));
  }

  public void testTransform_present_functionReturnsNull() {
    assertThrows(NullPointerException.class, () -> Optional.of("a").transform(input -> null));
  }

    }

    @Test
    public void test_ofNullable_withInteger() {
        Integer testValue = 42;
        OptionalEntity<Integer> result = OptionalUtil.ofNullable(testValue);

        assertNotNull(result);
        assertTrue(result.isPresent());
        assertEquals(Integer.valueOf(42), result.get());
    }

    @Test
    public void test_ofNullable_withNullInteger() {
        Integer testValue = null;

        rawtypeToWildcard(MinMaxPriorityQueue.maximumSize(42)).create();
    assertEquals(11, queue.capacity());
    assertEquals(42, queue.maximumSize);
    checkNatural(queue);
  }

  public void testCreation_comparator_maximumSize() {
    MinMaxPriorityQueue<Integer> queue =
        MinMaxPriorityQueue.orderedBy(SOME_COMPARATOR).maximumSize(42).create();
    assertEquals(11, queue.capacity());