11   FF-Test: FF's in Text                      V
22   Options -b -3 / -a -3 / ...
33   --------------------------------------------
44 3456789 123456789 123456789 123456789 12345678
55   3 Columns downwards ..., <= 5 lines per page
66   FF-Arangements: One Empty Page
77   text\f\f\n; text\f\n\ftext; \f\ftext;
88   \f\f\n; \f\n\f\n;
99
1010  zzzzzzzzzzzzzzzzzzzzzzzzzz123456789
111                                       12345678
122                                       12345678
133 line truncation before FF; r_r_o_l-test:
1414 456789 123456789 123456789 12345678915 xyzxyzxyz XYZXYZXYZ abcabcab
1516 456789 123456789 xyzxyzxyz XYZXYZXYZ
167                                       12345678
178                                       12345678
189 3456789 ab
1920 DEFGHI 123
201                                       12345678
212                                       12345678
223                                       12345678
234                                       12345678
245                                       12345678
256                                       12345678
2627 no truncation before FF; (r_l-test):
2728 no trunc29 xyzxyzxyz XYZXYZXYZ abcabcab
2830 456789 123456789 xyzxyzxyz XYZXYZXYZ
291                                       12345678
302 3456789 abcdefghi
313                                       12345678
324                                       12345678
335                                       12345678
346                                       12345678
357                                       12345678
368                                       12345678
379 3456789 abcdefghi
3840 DEFGHI 123456789
3941 yzxyzxyz XYZXYZXYZ abcabcab
4042 456789 123456789 abcdefghi ABCDEDFHI43 xyzxyzxyz XYZXYZXYZ abcabcab
4144 456789 123456789 xyzxyzxyz XYZXYZXYZ
425                                       12345678
436                                       12345678
447                                       12345678
458                                       12345678
469                                       12345678
4750                                      12345678
481                                       12345678
492                                       12345678
503                                       12345678
514                                       12345678
5255 yzxyzxyz XYZXYZXYZ abcabcab
5356 456789 123456789 abcdefghi ABCDEDFHI57 xyzxyzxyz XYZXYZXYZ abcabcab
5458 456789 123456789 xyzxyzxyz XYZXYZXYZ
559                                       12345678
5660 DEFGHI 123456789
57