}

  public void testSize() {
    assertEquals(0, INSTANCE.size());
  }

  public void testGet() {
    assertThat(INSTANCE.get('a', 1)).isNull();
  }

  public void testIsEmpty() {
    assertTrue(INSTANCE.isEmpty());
  }

  public void testCellSet() {
    assertEquals(ImmutableSet.of(), INSTANCE.cellSet());
  }

  public void testColumn() {

    }
  }

  public void testReadLines_toList() throws IOException {
    assertExpectedLines(source.readLines());
  }

  public void testIsEmpty() throws IOException {
    assertEquals(expected.isEmpty(), source.isEmpty());
  }

  public void testLength() throws IOException {
    assertEquals(expected.length(), source.length());
  }

    assertThat(testTable.get('a', 2)).isNull();
    assertThat(testTable.get('A', 1)).isNull();
    assertThat(testTable.get('A', 2)).isNull();
  }

  public void testIsEmpty() {
    assertFalse(testTable.isEmpty());
  }

  public void testSize() {
    assertEquals(1, testTable.size());
  }

  public void testValues() {

          @Override
          public OutputStream openStream() throws IOException {
            return out;
          }
        });
    assertExpectedBytes(out.toByteArray());
  }

  public void testIsEmpty() throws IOException {
    assertEquals(expected.length == 0, source.isEmpty());
  }

  public void testSize() throws IOException {
    assertEquals(expected.length, source.size());
  }

   * 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 testClear() {
    create().clear();
  }

      assertTrue(testInstance.containsValue("bar"));
      assertTrue(testInstance.containsValue("baz"));
      assertFalse(testInstance.containsValue("blah"));
    }
  }

  public void testIsEmpty() {
    for (ImmutableTable<Character, Integer, String> testInstance : getTestInstances()) {
      assertFalse(testInstance.isEmpty());
    }
  }

  public void testForCells() {

          @Override
          public OutputStream openStream() throws IOException {
            return out;
          }
        });
    assertExpectedBytes(out.toByteArray());
  }

  public void testIsEmpty() throws IOException {
    assertEquals(expected.length == 0, source.isEmpty());
  }

  public void testSize() throws IOException {
    assertEquals(expected.length, source.size());
  }

   * 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 testClear() {
    create().clear();
  }

    assertThat(table.get("cat", 1)).isNull();
    assertThat(table.get("foo", null)).isNull();
    assertThat(table.get(null, 1)).isNull();
    assertThat(table.get(null, null)).isNull();
  }

  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);

        assertFalse(StringUtil.isNumber("01234abcdef"));
        assertFalse(StringUtil.isNumber("abcdef01234"));
    }

    /**
     *
     */
    @Test
    public void testIsEmpty() {
        assertTrue(StringUtil.isEmpty(null));
        assertTrue(StringUtil.isEmpty(""));
        assertFalse(StringUtil.isEmpty(" "));
    }

    /**
     *
     */
    @Test