@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@ElementTypesAreNonnullByDefault
public class MultimapSizeTester<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMultimapTester<K, V, Multimap<K, V>> {

  public void testSize() {
    int expectedSize = getNumElements();
    Multimap<K, V> multimap = multimap();
    assertEquals(expectedSize, multimap.size());

    int size = 0;
    for (Entry<K, V> entry : multimap.entries()) {

        FileSizeFormat format = new FileSizeFormat();

        long negativeSize = -100L;
        assertThrows(IllegalArgumentException.class, () -> format.format(negativeSize));
    }

    @Test
    void testSize() {
        FileSizeFormat format = new FileSizeFormat();

        long _0_bytes = 0L;
        assertEquals("0 B", format.format(_0_bytes));

        long _5_bytes = 5L;

   * correct, but not that they're actually forwarding correctly. We also rely
   * on the other tests (e.g., SynchronizedSetTest) to verify that the
   * collection views are synchronized correctly.
   */

  public void testSize() {
    int unused = create().size();
  }

  public void testIsEmpty() {
    boolean unused = create().isEmpty();
  }

  public void testRemove() {
    create().remove(null);
  }

  }

  public void testIsEmpty() {
    assertTrue(table.isEmpty());
    table = create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');
    assertFalse(table.isEmpty());
  }

  public void testSize() {
    assertSize(0);
    table = create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');
    assertSize(3);
  }

  public void testEquals() {
    table = create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');

  }

  public void testIsEmpty() {
    assertTrue(table.isEmpty());
    table = create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');
    assertFalse(table.isEmpty());
  }

  public void testSize() {
    assertSize(0);
    table = create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');
    assertSize(3);
  }

  public void testEquals() {
    table = create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');

    ByteStreams.copy(in, out);
    in.close();
    out.close();

    assertTrue(source.wasStreamClosed());
    assertArrayEquals(bytes, out.toByteArray());
  }

  public void testSize() throws IOException {
    assertEquals(bytes.length, source.size());
    assertTrue(source.wasStreamOpened() && source.wasStreamClosed());

    // test that we can get the size even if skip() isn't supported

        list.addLast("1");
        list.addLast("2");
        assertThat(list.getLast(), is("2"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testSize() throws Exception {
        assertThat(list.size(), is(0));
        list.addLast("1");
        assertThat(list.size(), is(1));
        list.removeFirst();
        assertThat(list.size(), is(0));
    }

    /**
     * @throws Exception
     */
    @After
    public void tearDown() throws Exception {
        map = null;
    }

    /**
     * @throws Exception
     */
    @Test
    public void testSize() throws Exception {
        assertThat(map.size(), equalTo(3));
        map.put("3", "test3");
        assertThat(map.size(), equalTo(4));
    }

    /**
     * @throws Exception
     */
    @Test

    ByteStreams.copy(in, out);
    in.close();
    out.close();

    assertTrue(source.wasStreamClosed());
    assertArrayEquals(bytes, out.toByteArray());
  }

  public void testSize() throws IOException {
    assertEquals(bytes.length, source.size());
    assertTrue(source.wasStreamOpened() && source.wasStreamClosed());

    // test that we can get the size even if skip() isn't supported

      assertEquals(initialSize, map.size());
    } else {
      assertThrows(UnsupportedOperationException.class, () -> map.remove(keyToRemove));
    }
    assertInvariants(map);
  }

  public void testSize() {
    assertInvariants(makeEitherMap());
  }

  public void testKeySetRemove() {
    Map<K, V> map;
    try {
      map = makePopulatedMap();
    } catch (UnsupportedOperationException e) {