return seen;
          }
        };
    assertEquals(2, CharStreams.readLines(r, conditional).intValue());
    assertEquals("ab", sb.toString());
  }

  public void testSkipFully_eof() throws IOException {
    Reader reader = new StringReader("abcde");
    assertThrows(EOFException.class, () -> CharStreams.skipFully(reader, 6));
  }

  public void testSkipFully() throws IOException {

            return seen;
          }
        };
    assertEquals(2, CharStreams.readLines(r, conditional).intValue());
    assertEquals("ab", sb.toString());
  }

  public void testSkipFully_eof() throws IOException {
    Reader reader = new StringReader("abcde");
    assertThrows(EOFException.class, () -> CharStreams.skipFully(reader, 6));
  }

  public void testSkipFully() throws IOException {