3 # GMP perl module tests
5 # Copyright 2001-2003 Free Software Foundation, Inc.
7 # This file is part of the GNU MP Library.
9 # The GNU MP Library is free software; you can redistribute it and/or modify
10 # it under the terms of either:
12 # * the GNU Lesser General Public License as published by the Free
13 # Software Foundation; either version 3 of the License, or (at your
14 # option) any later version.
18 # * the GNU General Public License as published by the Free Software
19 # Foundation; either version 2 of the License, or (at your option) any
22 # or both in parallel, as here.
24 # The GNU MP Library is distributed in the hope that it will be useful, but
25 # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
26 # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
29 # You should have received copies of the GNU General Public License and the
30 # GNU Lesser General Public License along with the GNU MP Library. If not,
31 # see https://www.gnu.org/licenses/.
34 # These tests aim to exercise the many possible combinations of operands
35 # etc, and to run all functions at least once, which if nothing else will
36 # check everything intended is in the :all list.
38 # Use the following in .emacs to match test failure messages.
40 # ;; perl "Test" module error messages
41 # (eval-after-load "compile"
43 # 'compilation-error-regexp-alist
44 # '("^.*Failed test [0-9]+ in \\([^ ]+\\) at line \\([0-9]+\\)" 1 2)))
52 onfail => sub { print "there were failures\n" },
56 use GMP::Mpz qw(:all);
57 use GMP::Mpq qw(:all);
58 use GMP::Mpf qw(:all);
59 use GMP::Rand qw(:all);
61 use GMP::Mpz qw(:constants);
62 use GMP::Mpz qw(:noconstants);
63 use GMP::Mpq qw(:constants);
64 use GMP::Mpq qw(:noconstants);
65 use GMP::Mpf qw(:constants);
66 use GMP::Mpf qw(:noconstants);
70 use vars qw($val $fetched $stored);
75 my ($class, $newval) = @_;
76 my $var = 'mytie dummy refed var';
80 return bless \$var, $class;
88 my ($self, $newval) = @_;
94 # check Mytie does what it should
95 { tie my $t, 'Mytie', 123;
96 ok ($Mytie::val == 123);
100 ok ($Mytie::val == 789);
105 # Return x forced to a string, not a PVIV.
108 my $s = "$_[0]" . "";
112 my $ivnv_2p128 = 65536.0 * 65536.0 * 65536.0 * 65536.0
113 * 65536.0 * 65536.0 * 65536.0 * 65536.0;
114 kill (0, $ivnv_2p128);
115 my $str_2p128 = '340282366920938463463374607431768211456';
118 my $uv_max_str = ~ 0;
119 $uv_max_str = "$uv_max_str";
120 $uv_max_str = "" . "$uv_max_str";
123 #------------------------------------------------------------------------------
127 print '$GMP::VERSION ',$GMP::VERSION,' GMP::version() ',version(),"\n";
130 #------------------------------------------------------------------------------
135 ok (mpz(substr('101',1,1)) == 0);
137 ok (mpz(mpz(0)) == 0);
138 ok (mpz(mpq(0)) == 0);
139 ok (mpz(mpf(0)) == 0);
141 { tie my $t, 'Mytie', 0;
143 ok ($Mytie::fetched > 0);
145 { tie my $t, 'Mytie', '0';
147 ok ($Mytie::fetched > 0);
149 { tie my $t, 'Mytie', substr('101',1,1); ok (mpz($t) == 0); }
150 { tie my $t, 'Mytie', 0.0; ok (mpz($t) == 0); }
151 { tie my $t, 'Mytie', mpz(0); ok (mpz($t) == 0); }
152 { tie my $t, 'Mytie', mpq(0); ok (mpz($t) == 0); }
153 { tie my $t, 'Mytie', mpf(0); ok (mpz($t) == 0); }
155 ok (mpz(-123) == -123);
156 ok (mpz('-123') == -123);
157 ok (mpz(substr('1-1231',1,4)) == -123);
158 ok (mpz(-123.0) == -123);
159 ok (mpz(mpz(-123)) == -123);
160 ok (mpz(mpq(-123)) == -123);
161 ok (mpz(mpf(-123)) == -123);
163 { tie my $t, 'Mytie', -123; ok (mpz($t) == -123); }
164 { tie my $t, 'Mytie', '-123'; ok (mpz($t) == -123); }
165 { tie my $t, 'Mytie', substr('1-1231',1,4); ok (mpz($t) == -123); }
166 { tie my $t, 'Mytie', -123.0; ok (mpz($t) == -123); }
167 { tie my $t, 'Mytie', mpz(-123); ok (mpz($t) == -123); }
168 { tie my $t, 'Mytie', mpq(-123); ok (mpz($t) == -123); }
169 { tie my $t, 'Mytie', mpf(-123); ok (mpz($t) == -123); }
171 ok (mpz($ivnv_2p128) == $str_2p128);
172 { tie my $t, 'Mytie', $ivnv_2p128; ok (mpz($t) == $str_2p128); }
174 ok (mpz($uv_max) > 0);
175 ok (mpz($uv_max) == mpz($uv_max_str));
176 { tie my $t, 'Mytie', $uv_max; ok (mpz($t) > 0); }
177 { tie my $t, 'Mytie', $uv_max; ok (mpz($t) == mpz($uv_max_str)); }
179 { my $s = '999999999999999999999999999999';
181 ok (mpz($s) == '999999999999999999999999999999');
182 tie my $t, 'Mytie', $s;
183 ok (mpz($t) == '999999999999999999999999999999');
186 #------------------------------------------------------------------------------
187 # GMP::Mpz::overload_abs
189 ok (abs(mpz(0)) == 0);
190 ok (abs(mpz(123)) == 123);
191 ok (abs(mpz(-123)) == 123);
193 { my $x = mpz(-123); $x = abs($x); ok ($x == 123); }
194 { my $x = mpz(0); $x = abs($x); ok ($x == 0); }
195 { my $x = mpz(123); $x = abs($x); ok ($x == 123); }
197 { tie my $t, 'Mytie', mpz(0); ok (abs($t) == 0); }
198 { tie my $t, 'Mytie', mpz(123); ok (abs($t) == 123); }
199 { tie my $t, 'Mytie', mpz(-123); ok (abs($t) == 123); }
201 #------------------------------------------------------------------------------
202 # GMP::Mpz::overload_add
204 ok (mpz(0) + 1 == 1);
205 ok (mpz(-1) + 1 == 0);
206 ok (1 + mpz(0) == 1);
207 ok (1 + mpz(-1) == 0);
209 #------------------------------------------------------------------------------
210 # GMP::Mpz::overload_addeq
212 { my $a = mpz(7); $a += 1; ok ($a == 8); }
213 { my $a = mpz(7); my $b = $a; $a += 1; ok ($a == 8); ok ($b == 7); }
215 #------------------------------------------------------------------------------
216 # GMP::Mpz::overload_and
218 ok ((mpz(3) & 1) == 1);
219 ok ((mpz(3) & 4) == 0);
221 { my $a = mpz(3); $a &= 1; ok ($a == 1); }
222 { my $a = mpz(3); $a &= 4; ok ($a == 0); }
224 #------------------------------------------------------------------------------
225 # GMP::Mpz::overload_bool
227 if (mpz(0)) { ok (0); } else { ok (1); }
228 if (mpz(123)) { ok (1); } else { ok (0); }
230 #------------------------------------------------------------------------------
231 # GMP::Mpz::overload_com
236 ok (~ mpz(0xFF) == -0x100);
237 ok (~ mpz(-0x100) == 0xFF);
239 #------------------------------------------------------------------------------
240 # GMP::Mpz::overload_dec
242 { my $a = mpz(0); ok ($a-- == 0); ok ($a == -1); }
243 { my $a = mpz(0); ok (--$a == -1); }
245 { my $a = mpz(0); my $b = $a; $a--; ok ($a == -1); ok ($b == 0); }
247 #------------------------------------------------------------------------------
248 # GMP::Mpz::overload_div
250 ok (mpz(6) / 2 == 3);
251 ok (mpz(-6) / 2 == -3);
252 ok (mpz(6) / -2 == -3);
253 ok (mpz(-6) / -2 == 3);
255 #------------------------------------------------------------------------------
256 # GMP::Mpz::overload_diveq
258 { my $a = mpz(21); $a /= 3; ok ($a == 7); }
259 { my $a = mpz(21); my $b = $a; $a /= 3; ok ($a == 7); ok ($b == 21); }
261 #------------------------------------------------------------------------------
262 # GMP::Mpz::overload_eq
270 #------------------------------------------------------------------------------
271 # GMP::Mpz::overload_inc
273 { my $a = mpz(0); ok ($a++ == 0); ok ($a == 1); }
274 { my $a = mpz(0); ok (++$a == 1); }
276 { my $a = mpz(0); my $b = $a; $a++; ok ($a == 1); ok ($b == 0); }
278 #------------------------------------------------------------------------------
279 # GMP::Mpz::overload_ior
281 ok ((mpz(3) | 1) == 3);
282 ok ((mpz(3) | 4) == 7);
284 { my $a = mpz(3); $a |= 1; ok ($a == 3); }
285 { my $a = mpz(3); $a |= 4; ok ($a == 7); }
287 ok ((mpz("0xAA") | mpz("0x55")) == mpz("0xFF"));
289 #------------------------------------------------------------------------------
290 # GMP::Mpz::overload_lshift
292 { my $a = mpz(7) << 1; ok ($a == 14); }
294 #------------------------------------------------------------------------------
295 # GMP::Mpz::overload_lshifteq
297 { my $a = mpz(7); $a <<= 1; ok ($a == 14); }
298 { my $a = mpz(7); my $b = $a; $a <<= 1; ok ($a == 14); ok ($b == 7); }
300 #------------------------------------------------------------------------------
301 # GMP::Mpz::overload_mul
303 ok (mpz(2) * 3 == 6);
305 #------------------------------------------------------------------------------
306 # GMP::Mpz::overload_muleq
308 { my $a = mpz(7); $a *= 3; ok ($a == 21); }
309 { my $a = mpz(7); my $b = $a; $a *= 3; ok ($a == 21); ok ($b == 7); }
311 #------------------------------------------------------------------------------
312 # GMP::Mpz::overload_neg
315 ok (- mpz(123) == -123);
316 ok (- mpz(-123) == 123);
318 #------------------------------------------------------------------------------
319 # GMP::Mpz::overload_not
321 if (not mpz(0)) { ok (1); } else { ok (0); }
322 if (not mpz(123)) { ok (0); } else { ok (1); }
324 ok ((! mpz(0)) == 1);
325 ok ((! mpz(123)) == 0);
327 #------------------------------------------------------------------------------
328 # GMP::Mpz::overload_pow
330 ok (mpz(0) ** 1 == 0);
331 ok (mpz(1) ** 1 == 1);
332 ok (mpz(2) ** 0 == 1);
333 ok (mpz(2) ** 1 == 2);
334 ok (mpz(2) ** 2 == 4);
335 ok (mpz(2) ** 3 == 8);
336 ok (mpz(2) ** 4 == 16);
338 ok (mpz(0) ** mpz(1) == 0);
339 ok (mpz(1) ** mpz(1) == 1);
340 ok (mpz(2) ** mpz(0) == 1);
341 ok (mpz(2) ** mpz(1) == 2);
342 ok (mpz(2) ** mpz(2) == 4);
343 ok (mpz(2) ** mpz(3) == 8);
344 ok (mpz(2) ** mpz(4) == 16);
346 #------------------------------------------------------------------------------
347 # GMP::Mpz::overload_poweq
349 { my $a = mpz(3); $a **= 4; ok ($a == 81); }
350 { my $a = mpz(3); my $b = $a; $a **= 4; ok ($a == 81); ok ($b == 3); }
352 #------------------------------------------------------------------------------
353 # GMP::Mpz::overload_rem
355 ok (mpz(-8) % 3 == -2);
356 ok (mpz(-7) % 3 == -1);
357 ok (mpz(-6) % 3 == 0);
358 ok (mpz(6) % 3 == 0);
359 ok (mpz(7) % 3 == 1);
360 ok (mpz(8) % 3 == 2);
362 { my $a = mpz(24); $a %= 7; ok ($a == 3); }
364 #------------------------------------------------------------------------------
365 # GMP::Mpz::overload_rshift
367 { my $a = mpz(32) >> 1; ok ($a == 16); }
369 #------------------------------------------------------------------------------
370 # GMP::Mpz::overload_rshifteq
372 { my $a = mpz(32); $a >>= 1; ok ($a == 16); }
373 { my $a = mpz(32); my $b = $a; $a >>= 1; ok ($a == 16); ok ($b == 32); }
375 #------------------------------------------------------------------------------
376 # GMP::Mpz::overload_spaceship
390 ok (mpz(0) < substr('-1',1,1));
391 ok (mpz(0) < mpz(1));
392 ok (mpz(0) < mpq(1));
393 ok (mpz(0) < mpf(1));
394 ok (mpz(0) < $uv_max);
396 #------------------------------------------------------------------------------
397 # GMP::Mpz::overload_sqrt
399 ok (sqrt(mpz(0)) == 0);
400 ok (sqrt(mpz(1)) == 1);
401 ok (sqrt(mpz(4)) == 2);
402 ok (sqrt(mpz(81)) == 9);
404 #------------------------------------------------------------------------------
405 # GMP::Mpz::overload_string
407 { my $x = mpz(0); ok("$x" eq "0"); }
408 { my $x = mpz(123); ok("$x" eq "123"); }
409 { my $x = mpz(-123); ok("$x" eq "-123"); }
411 #------------------------------------------------------------------------------
412 # GMP::Mpz::overload_sub
414 ok (mpz(0) - 1 == -1);
415 ok (mpz(1) - 1 == 0);
416 ok (1 - mpz(0) == 1);
417 ok (1 - mpz(1) == 0);
419 #------------------------------------------------------------------------------
420 # GMP::Mpz::overload_subeq
422 { my $a = mpz(7); $a -= 1; ok ($a == 6); }
423 { my $a = mpz(7); my $b = $a; $a -= 1; ok ($a == 6); ok ($b == 7); }
425 #------------------------------------------------------------------------------
426 # GMP::Mpz::overload_xor
428 ok ((mpz(3) ^ 1) == 2);
429 ok ((mpz(3) ^ 4) == 7);
431 { my $a = mpz(3); $a ^= 1; ok ($a == 2); }
432 { my $a = mpz(3); $a ^= 4; ok ($a == 7); }
435 #------------------------------------------------------------------------------
448 #------------------------------------------------------------------------------
452 ($q, $r) = cdiv (16, 3);
455 ($q, $r) = cdiv (16, -3);
458 ($q, $r) = cdiv (-16, 3);
461 ($q, $r) = cdiv (-16, -3);
467 #------------------------------------------------------------------------------
468 # GMP::Mpz::cdiv_2exp
471 ($q, $r) = cdiv_2exp (23, 2);
474 ($q, $r) = cdiv_2exp (-23, 2);
480 #------------------------------------------------------------------------------
483 { my $a = mpz(3); clrbit ($a, 1); ok ($a == 1);
484 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
485 { my $a = mpz(3); clrbit ($a, 2); ok ($a == 3);
486 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
488 { my $a = 3; clrbit ($a, 1); ok ($a == 1);
489 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
490 { my $a = 3; clrbit ($a, 2); ok ($a == 3);
491 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
493 # mutate only given variable
507 { tie my $a, 'Mytie', mpz(3);
509 ok ($Mytie::fetched > 0); # used fetch
510 ok ($Mytie::stored > 0); # used store
511 ok ($a == 1); # expected result
512 ok (UNIVERSAL::isa($a,"GMP::Mpz"));
513 ok (tied($a)); # still tied
515 { tie my $a, 'Mytie', 3;
517 ok ($Mytie::fetched > 0); # used fetch
518 ok ($Mytie::stored > 0); # used store
519 ok ($a == 1); # expected result
520 ok (UNIVERSAL::isa($a,"GMP::Mpz"));
521 ok (tied($a)); # still tied
525 tie my $a, 'Mytie', $b;
532 tie my $a, 'Mytie', $b;
539 #------------------------------------------------------------------------------
542 { my $a = mpz(3); combit ($a, 1); ok ($a == 1);
543 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
544 { my $a = mpz(3); combit ($a, 2); ok ($a == 7);
545 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
547 { my $a = 3; combit ($a, 1); ok ($a == 1);
548 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
549 { my $a = 3; combit ($a, 2); ok ($a == 7);
550 ok (UNIVERSAL::isa($a,"GMP::Mpz")); }
552 # mutate only given variable
566 { tie my $a, 'Mytie', mpz(3);
568 ok ($Mytie::fetched > 0); # used fetch
569 ok ($Mytie::stored > 0); # used store
570 ok ($a == 7); # expected result
571 ok (UNIVERSAL::isa($a,"GMP::Mpz"));
572 ok (tied($a)); # still tied
574 { tie my $a, 'Mytie', 3;
576 ok ($Mytie::fetched > 0); # used fetch
577 ok ($Mytie::stored > 0); # used store
578 ok ($a == 7); # expected result
579 ok (UNIVERSAL::isa($a,"GMP::Mpz"));
580 ok (tied($a)); # still tied
584 tie my $a, 'Mytie', $b;
591 tie my $a, 'Mytie', $b;
598 #------------------------------------------------------------------------------
599 # GMP::Mpz::congruent_p
601 ok ( congruent_p (21, 0, 7));
602 ok (! congruent_p (21, 1, 7));
603 ok ( congruent_p (21, 5, 8));
604 ok (! congruent_p (21, 6, 8));
607 #------------------------------------------------------------------------------
608 # GMP::Mpz::congruent_2exp_p
610 ok ( congruent_2exp_p (20, 0, 2));
611 ok (! congruent_2exp_p (21, 0, 2));
612 ok (! congruent_2exp_p (20, 1, 2));
614 #------------------------------------------------------------------------------
617 ok (divexact(27,3) == 9);
618 ok (divexact(27,-3) == -9);
619 ok (divexact(-27,3) == -9);
620 ok (divexact(-27,-3) == 9);
622 #------------------------------------------------------------------------------
623 # GMP::Mpz::divisible_p
625 ok ( divisible_p (21, 7));
626 ok (! divisible_p (21, 8));
628 #------------------------------------------------------------------------------
629 # GMP::Mpz::divisible_2exp_p
631 ok ( divisible_2exp_p (20, 2));
632 ok (! divisible_2exp_p (21, 2));
634 #------------------------------------------------------------------------------
637 ok (! even_p(mpz(-3)));
638 ok ( even_p(mpz(-2)));
639 ok (! even_p(mpz(-1)));
640 ok ( even_p(mpz(0)));
641 ok (! even_p(mpz(1)));
642 ok ( even_p(mpz(2)));
643 ok (! even_p(mpz(3)));
645 #------------------------------------------------------------------------------
648 { my $s = mpz_export (1, 2, 1, 0, "0x61626364");
650 { my $s = mpz_export (-1, 2, 1, 0, "0x61626364");
652 { my $s = mpz_export (1, 2, -1, 0, "0x61626364");
654 { my $s = mpz_export (-1, 2, -1, 0, "0x61626364");
657 #------------------------------------------------------------------------------
667 #------------------------------------------------------------------------------
671 ($q, $r) = fdiv (16, 3);
674 ($q, $r) = fdiv (16, -3);
677 ($q, $r) = fdiv (-16, 3);
680 ($q, $r) = fdiv (-16, -3);
685 #------------------------------------------------------------------------------
686 # GMP::Mpz::fdiv_2exp
689 ($q, $r) = fdiv_2exp (23, 2);
692 ($q, $r) = fdiv_2exp (-23, 2);
697 #------------------------------------------------------------------------------
708 #------------------------------------------------------------------------------
711 { my ($a, $b) = fib2(0); ok($a==0); ok($b==1); }
712 { my ($a, $b) = fib2(1); ok($a==1); ok($b==0); }
713 { my ($a, $b) = fib2(2); ok($a==1); ok($b==1); }
714 { my ($a, $b) = fib2(3); ok($a==2); ok($b==1); }
715 { my ($a, $b) = fib2(4); ok($a==3); ok($b==2); }
716 { my ($a, $b) = fib2(5); ok($a==5); ok($b==3); }
717 { my ($a, $b) = fib2(6); ok($a==8); ok($b==5); }
719 #------------------------------------------------------------------------------
723 ok (gcd (21,15) == 3);
724 ok (gcd (21,15,30,57) == 3);
725 ok (gcd (21,-15) == 3);
726 ok (gcd (-21,15) == 3);
727 ok (gcd (-21,-15) == 3);
729 #------------------------------------------------------------------------------
733 my ($g, $x, $y) = gcdext (3,5);
739 #------------------------------------------------------------------------------
742 ok (hamdist(5,7) == 1);
744 #------------------------------------------------------------------------------
747 { my $z = mpz_import (1, 2, 1, 0, 'abcd');
748 ok ($z == 0x61626364); }
749 { my $z = mpz_import (-1, 2, 1, 0, 'abcd');
750 ok ($z == 0x63646162); }
751 { my $z = mpz_import (1, 2, -1, 0, 'abcd');
752 ok ($z == 0x62616463); }
753 { my $z = mpz_import (-1, 2, -1, 0, 'abcd');
754 ok ($z == 0x64636261); }
756 #------------------------------------------------------------------------------
759 ok (invert(1,123) == 1);
760 ok (invert(6,7) == 6);
761 ok (! defined invert(2,8));
763 #------------------------------------------------------------------------------
764 # GMP::Mpz::jacobi, GMP::Mpz::kronecker
766 foreach my $i ([ 1, 19, 1 ],
784 foreach my $fun (\&jacobi, \&kronecker) {
785 ok (&$fun ($$i[0], $$i[1]) == $$i[2]);
787 ok (&$fun ($$i[0], str($$i[1])) == $$i[2]);
788 ok (&$fun (str($$i[0]), $$i[1]) == $$i[2]);
789 ok (&$fun (str($$i[0]), str($$i[1])) == $$i[2]);
791 ok (&$fun ($$i[0], mpz($$i[1])) == $$i[2]);
792 ok (&$fun (mpz($$i[0]), $$i[1]) == $$i[2]);
793 ok (&$fun (mpz($$i[0]), mpz($$i[1])) == $$i[2]);
797 #------------------------------------------------------------------------------
803 ok (lcm (0,0,0) == 0);
804 ok (lcm (0,0,0,0) == 0);
806 ok (lcm (-2,0) == 0);
808 ok (lcm (2,3,4) == 12);
809 ok (lcm (2,-3) == 6);
810 ok (lcm (-2,3) == 6);
811 ok (lcm (-2,-3) == 6);
812 ok (lcm (mpz(2)**512,1) == mpz(2)**512);
813 ok (lcm (mpz(2)**512,-1) == mpz(2)**512);
814 ok (lcm (-mpz(2)**512,1) == mpz(2)**512);
815 ok (lcm (-mpz(2)**512,-1) == mpz(2)**512);
816 ok (lcm (mpz(2)**512,mpz(2)**512) == mpz(2)**512);
817 ok (lcm (mpz(2)**512,-mpz(2)**512) == mpz(2)**512);
818 ok (lcm (-mpz(2)**512,mpz(2)**512) == mpz(2)**512);
819 ok (lcm (-mpz(2)**512,-mpz(2)**512) == mpz(2)**512);
821 #------------------------------------------------------------------------------
829 ok (lucnum(5) == 11);
830 ok (lucnum(6) == 18);
832 #------------------------------------------------------------------------------
835 { my ($a, $b) = lucnum2(0); ok($a==2); ok($b==-1); }
836 { my ($a, $b) = lucnum2(1); ok($a==1); ok($b==2); }
837 { my ($a, $b) = lucnum2(2); ok($a==3); ok($b==1); }
838 { my ($a, $b) = lucnum2(3); ok($a==4); ok($b==3); }
839 { my ($a, $b) = lucnum2(4); ok($a==7); ok($b==4); }
840 { my ($a, $b) = lucnum2(5); ok($a==11); ok($b==7); }
841 { my ($a, $b) = lucnum2(6); ok($a==18); ok($b==11); }
843 #------------------------------------------------------------------------------
844 # GMP::Mpz::nextprime
846 ok (nextprime(2) == 3);
847 ok (nextprime(3) == 5);
848 ok (nextprime(5) == 7);
849 ok (nextprime(7) == 11);
850 ok (nextprime(11) == 13);
852 #------------------------------------------------------------------------------
853 # GMP::Mpz::perfect_power_p
855 # ok ( perfect_power_p(mpz(-27)));
856 # ok (! perfect_power_p(mpz(-9)));
857 # ok (! perfect_power_p(mpz(-1)));
858 ok ( perfect_power_p(mpz(0)));
859 ok ( perfect_power_p(mpz(1)));
860 ok (! perfect_power_p(mpz(2)));
861 ok (! perfect_power_p(mpz(3)));
862 ok ( perfect_power_p(mpz(4)));
863 ok ( perfect_power_p(mpz(9)));
864 ok ( perfect_power_p(mpz(27)));
865 ok ( perfect_power_p(mpz(81)));
867 #------------------------------------------------------------------------------
868 # GMP::Mpz::perfect_square_p
870 ok (! perfect_square_p(mpz(-9)));
871 ok (! perfect_square_p(mpz(-1)));
872 ok ( perfect_square_p(mpz(0)));
873 ok ( perfect_square_p(mpz(1)));
874 ok (! perfect_square_p(mpz(2)));
875 ok (! perfect_square_p(mpz(3)));
876 ok ( perfect_square_p(mpz(4)));
877 ok ( perfect_square_p(mpz(9)));
878 ok (! perfect_square_p(mpz(27)));
879 ok ( perfect_square_p(mpz(81)));
881 #------------------------------------------------------------------------------
884 ok (popcount(7) == 3);
886 #------------------------------------------------------------------------------
889 ok (powm (3,2,8) == 1);
891 #------------------------------------------------------------------------------
892 # GMP::Mpz::probab_prime_p
894 ok ( probab_prime_p(89,1));
895 ok (! probab_prime_p(81,1));
897 #------------------------------------------------------------------------------
903 #------------------------------------------------------------------------------
908 ($rem, $mult) = remove(12,3);
911 ($rem, $mult) = remove(12,2);
916 #------------------------------------------------------------------------------
921 ok (root(-8,3) == -2);
922 ok (root(81,4) == 3);
923 ok (root(243,5) == 3);
925 #------------------------------------------------------------------------------
929 ($r, $e) = roote(0,2);
932 ($r, $e) = roote(81,4);
935 ($r, $e) = roote(85,4);
940 #------------------------------------------------------------------------------
943 { my ($root, $rem) = rootrem (mpz(0), 1);
944 ok ($root == 0); ok ($rem == 0); }
945 { my ($root, $rem) = rootrem (mpz(0), 2);
946 ok ($root == 0); ok ($rem == 0); }
947 { my ($root, $rem) = rootrem (mpz(64), 2);
948 ok ($root == 8); ok ($rem == 0); }
949 { my ($root, $rem) = rootrem (mpz(64), 3);
950 ok ($root == 4); ok ($rem == 0); }
951 { my ($root, $rem) = rootrem (mpz(65), 3);
952 ok ($root == 4); ok ($rem == 1); }
954 #------------------------------------------------------------------------------
957 ok (scan0 (0, 0) == 0);
958 ok (scan0 (1, 0) == 1);
959 ok (scan0 (3, 0) == 2);
960 ok (scan0 (-1, 0) == ~0);
961 ok (scan0 (-2, 1) == ~0);
963 #------------------------------------------------------------------------------
966 ok (scan1 (1, 0) == 0);
967 ok (scan1 (2, 0) == 1);
968 ok (scan1 (4, 0) == 2);
969 ok (scan1 (0, 0) == ~0);
970 ok (scan1 (3, 2) == ~0);
972 #------------------------------------------------------------------------------
975 { my $a = mpz(3); setbit ($a, 1); ok ($a == 3); }
976 { my $a = mpz(3); setbit ($a, 2); ok ($a == 7); }
978 { my $a = 3; setbit ($a, 1); ok ($a == 3); }
979 { my $a = 3; setbit ($a, 2); ok ($a == 7); }
981 # mutate only given variable
995 { tie my $a, 'Mytie', mpz(3);
997 ok ($Mytie::fetched > 0); # used fetch
998 ok ($Mytie::stored > 0); # used store
999 ok ($a == 7); # expected result
1000 ok (UNIVERSAL::isa($a,"GMP::Mpz"));
1001 ok (tied($a)); # still tied
1003 { tie my $a, 'Mytie', 3;
1005 ok ($Mytie::fetched > 0); # used fetch
1006 ok ($Mytie::stored > 0); # used store
1007 ok ($a == 7); # expected result
1008 ok (UNIVERSAL::isa($a,"GMP::Mpz"));
1009 ok (tied($a)); # still tied
1013 tie my $a, 'Mytie', $b;
1020 tie my $a, 'Mytie', $b;
1027 #------------------------------------------------------------------------------
1028 # GMP::Mpz::sizeinbase
1030 ok (sizeinbase(1,10) == 1);
1031 ok (sizeinbase(100,10) == 3);
1032 ok (sizeinbase(9999,10) == 5);
1034 #------------------------------------------------------------------------------
1038 my ($root, $rem) = sqrtrem(mpz(0));
1043 my ($root, $rem) = sqrtrem(mpz(1));
1048 my ($root, $rem) = sqrtrem(mpz(2));
1053 my ($root, $rem) = sqrtrem(mpz(9));
1058 my ($root, $rem) = sqrtrem(mpz(35));
1063 my ($root, $rem) = sqrtrem(mpz(0));
1068 #------------------------------------------------------------------------------
1072 ($q, $r) = tdiv (16, 3);
1075 ($q, $r) = tdiv (16, -3);
1078 ($q, $r) = tdiv (-16, 3);
1081 ($q, $r) = tdiv (-16, -3);
1086 #------------------------------------------------------------------------------
1087 # GMP::Mpz::tdiv_2exp
1090 ($q, $r) = tdiv_2exp (23, 2);
1093 ($q, $r) = tdiv_2exp (-23, 2);
1098 #------------------------------------------------------------------------------
1101 ok (tstbit (6, 0) == 0);
1102 ok (tstbit (6, 1) == 1);
1103 ok (tstbit (6, 2) == 1);
1104 ok (tstbit (6, 3) == 0);
1109 #------------------------------------------------------------------------------
1112 #------------------------------------------------------------------------------
1117 ok (mpq(substr('101',1,1)) == 0);
1119 ok (mpq(mpz(0)) == 0);
1120 ok (mpq(mpq(0)) == 0);
1121 ok (mpq(mpf(0)) == 0);
1123 { tie my $t, 'Mytie', 0; ok (mpq($t) == 0); }
1124 { tie my $t, 'Mytie', '0'; ok (mpq($t) == 0); }
1125 { tie my $t, 'Mytie', substr('101',1,1); ok (mpq($t) == 0); }
1126 { tie my $t, 'Mytie', 0.0; ok (mpq($t) == 0); }
1127 { tie my $t, 'Mytie', mpz(0); ok (mpq($t) == 0); }
1128 { tie my $t, 'Mytie', mpq(0); ok (mpq($t) == 0); }
1129 { tie my $t, 'Mytie', mpf(0); ok (mpq($t) == 0); }
1131 ok (mpq(-123) == -123);
1132 ok (mpq('-123') == -123);
1133 ok (mpq(substr('1-1231',1,4)) == -123);
1134 ok (mpq(-123.0) == -123);
1135 ok (mpq(mpz(-123)) == -123);
1136 ok (mpq(mpq(-123)) == -123);
1137 ok (mpq(mpf(-123)) == -123);
1139 { tie my $t, 'Mytie', -123; ok (mpq($t) == -123); }
1140 { tie my $t, 'Mytie', '-123'; ok (mpq($t) == -123); }
1141 { tie my $t, 'Mytie', substr('1-1231',1,4); ok (mpq($t) == -123); }
1142 { tie my $t, 'Mytie', -123.0; ok (mpq($t) == -123); }
1143 { tie my $t, 'Mytie', mpz(-123); ok (mpq($t) == -123); }
1144 { tie my $t, 'Mytie', mpq(-123); ok (mpq($t) == -123); }
1145 { tie my $t, 'Mytie', mpf(-123); ok (mpq($t) == -123); }
1147 ok (mpq($ivnv_2p128) == $str_2p128);
1148 { tie my $t, 'Mytie', $ivnv_2p128; ok (mpq($t) == $str_2p128); }
1150 ok (mpq('3/2') == mpq(3,2));
1151 ok (mpq('3/1') == mpq(3,1));
1152 ok (mpq('-3/2') == mpq(-3,2));
1153 ok (mpq('-3/1') == mpq(-3,1));
1154 ok (mpq('0x3') == mpq(3,1));
1155 ok (mpq('0b111') == mpq(7,1));
1156 ok (mpq('0b0') == mpq(0,1));
1158 ok (mpq($uv_max) > 0);
1159 ok (mpq($uv_max) == mpq($uv_max_str));
1160 { tie my $t, 'Mytie', $uv_max; ok (mpq($t) > 0); }
1161 { tie my $t, 'Mytie', $uv_max; ok (mpq($t) == mpq($uv_max_str)); }
1165 ok (mpq($x) == 123.5);
1166 tie my $t, 'Mytie', $x;
1167 ok (mpq($t) == 123.5);
1170 #------------------------------------------------------------------------------
1171 # GMP::Mpq::overload_abs
1173 ok (abs(mpq(0)) == 0);
1174 ok (abs(mpq(123)) == 123);
1175 ok (abs(mpq(-123)) == 123);
1177 { my $x = mpq(-123); $x = abs($x); ok ($x == 123); }
1178 { my $x = mpq(0); $x = abs($x); ok ($x == 0); }
1179 { my $x = mpq(123); $x = abs($x); ok ($x == 123); }
1181 { tie my $t, 'Mytie', mpq(0); ok (abs($t) == 0); }
1182 { tie my $t, 'Mytie', mpq(123); ok (abs($t) == 123); }
1183 { tie my $t, 'Mytie', mpq(-123); ok (abs($t) == 123); }
1185 #------------------------------------------------------------------------------
1186 # GMP::Mpq::overload_add
1188 ok (mpq(0) + 1 == 1);
1189 ok (mpq(-1) + 1 == 0);
1190 ok (1 + mpq(0) == 1);
1191 ok (1 + mpq(-1) == 0);
1193 ok (mpq(1,2)+mpq(1,3) == mpq(5,6));
1194 ok (mpq(1,2)+mpq(-1,3) == mpq(1,6));
1195 ok (mpq(-1,2)+mpq(1,3) == mpq(-1,6));
1196 ok (mpq(-1,2)+mpq(-1,3) == mpq(-5,6));
1198 #------------------------------------------------------------------------------
1199 # GMP::Mpq::overload_addeq
1201 { my $a = mpq(7); $a += 1; ok ($a == 8); }
1202 { my $a = mpq(7); my $b = $a; $a += 1; ok ($a == 8); ok ($b == 7); }
1204 #------------------------------------------------------------------------------
1205 # GMP::Mpq::overload_bool
1207 if (mpq(0)) { ok (0); } else { ok (1); }
1208 if (mpq(123)) { ok (1); } else { ok (0); }
1210 #------------------------------------------------------------------------------
1211 # GMP::Mpq::overload_dec
1213 { my $a = mpq(0); ok ($a-- == 0); ok ($a == -1); }
1214 { my $a = mpq(0); ok (--$a == -1); }
1216 { my $a = mpq(0); my $b = $a; $a--; ok ($a == -1); ok ($b == 0); }
1218 #------------------------------------------------------------------------------
1219 # GMP::Mpq::overload_div
1221 ok (mpq(6) / 2 == 3);
1222 ok (mpq(-6) / 2 == -3);
1223 ok (mpq(6) / -2 == -3);
1224 ok (mpq(-6) / -2 == 3);
1226 #------------------------------------------------------------------------------
1227 # GMP::Mpq::overload_diveq
1229 { my $a = mpq(21); $a /= 3; ok ($a == 7); }
1230 { my $a = mpq(21); my $b = $a; $a /= 3; ok ($a == 7); ok ($b == 21); }
1232 #------------------------------------------------------------------------------
1233 # GMP::Mpq::overload_eq
1241 #------------------------------------------------------------------------------
1242 # GMP::Mpq::overload_inc
1244 { my $a = mpq(0); ok ($a++ == 0); ok ($a == 1); }
1245 { my $a = mpq(0); ok (++$a == 1); }
1247 { my $a = mpq(0); my $b = $a; $a++; ok ($a == 1); ok ($b == 0); }
1249 #------------------------------------------------------------------------------
1250 # GMP::Mpq::overload_lshift
1252 { my $a = mpq(7) << 1; ok ($a == 14); }
1254 #------------------------------------------------------------------------------
1255 # GMP::Mpq::overload_lshifteq
1257 { my $a = mpq(7); $a <<= 1; ok ($a == 14); }
1258 { my $a = mpq(7); my $b = $a; $a <<= 1; ok ($a == 14); ok ($b == 7); }
1260 #------------------------------------------------------------------------------
1261 # GMP::Mpq::overload_mul
1263 ok (mpq(2) * 3 == 6);
1265 #------------------------------------------------------------------------------
1266 # GMP::Mpq::overload_muleq
1268 { my $a = mpq(7); $a *= 3; ok ($a == 21); }
1269 { my $a = mpq(7); my $b = $a; $a *= 3; ok ($a == 21); ok ($b == 7); }
1271 #------------------------------------------------------------------------------
1272 # GMP::Mpq::overload_neg
1275 ok (- mpq(123) == -123);
1276 ok (- mpq(-123) == 123);
1278 #------------------------------------------------------------------------------
1279 # GMP::Mpq::overload_not
1281 if (not mpq(0)) { ok (1); } else { ok (0); }
1282 if (not mpq(123)) { ok (0); } else { ok (1); }
1284 ok ((! mpq(0)) == 1);
1285 ok ((! mpq(123)) == 0);
1287 #------------------------------------------------------------------------------
1288 # GMP::Mpq::overload_pow
1290 ok (mpq(0) ** 1 == 0);
1291 ok (mpq(1) ** 1 == 1);
1292 ok (mpq(2) ** 0 == 1);
1293 ok (mpq(2) ** 1 == 2);
1294 ok (mpq(2) ** 2 == 4);
1295 ok (mpq(2) ** 3 == 8);
1296 ok (mpq(2) ** 4 == 16);
1298 ok (mpq(0) ** mpq(1) == 0);
1299 ok (mpq(1) ** mpq(1) == 1);
1300 ok (mpq(2) ** mpq(0) == 1);
1301 ok (mpq(2) ** mpq(1) == 2);
1302 ok (mpq(2) ** mpq(2) == 4);
1303 ok (mpq(2) ** mpq(3) == 8);
1304 ok (mpq(2) ** mpq(4) == 16);
1306 #------------------------------------------------------------------------------
1307 # GMP::Mpq::overload_poweq
1309 { my $a = mpq(3); $a **= 4; ok ($a == 81); }
1310 { my $a = mpq(3); my $b = $a; $a **= 4; ok ($a == 81); ok ($b == 3); }
1312 #------------------------------------------------------------------------------
1313 # GMP::Mpq::overload_rshift
1315 { my $a = mpq(32) >> 1; ok ($a == 16); }
1317 #------------------------------------------------------------------------------
1318 # GMP::Mpq::overload_rshifteq
1320 { my $a = mpq(32); $a >>= 1; ok ($a == 16); }
1321 { my $a = mpq(32); my $b = $a; $a >>= 1; ok ($a == 16); ok ($b == 32); }
1323 #------------------------------------------------------------------------------
1324 # GMP::Mpq::overload_spaceship
1341 ok (mpq(0) < substr('-1',1,1));
1342 ok (mpq(0) < mpz(1));
1343 ok (mpq(0) < mpq(1));
1344 ok (mpq(0) < mpf(1));
1345 ok (mpq(0) < $uv_max);
1347 #------------------------------------------------------------------------------
1348 # GMP::Mpq::overload_string
1350 { my $x = mpq(0); ok("$x" eq "0"); }
1351 { my $x = mpq(123); ok("$x" eq "123"); }
1352 { my $x = mpq(-123); ok("$x" eq "-123"); }
1354 { my $q = mpq(5,7); ok("$q" eq "5/7"); }
1355 { my $q = mpq(-5,7); ok("$q" eq "-5/7"); }
1357 #------------------------------------------------------------------------------
1358 # GMP::Mpq::overload_sub
1360 ok (mpq(0) - 1 == -1);
1361 ok (mpq(1) - 1 == 0);
1362 ok (1 - mpq(0) == 1);
1363 ok (1 - mpq(1) == 0);
1365 ok (mpq(1,2)-mpq(1,3) == mpq(1,6));
1366 ok (mpq(1,2)-mpq(-1,3) == mpq(5,6));
1367 ok (mpq(-1,2)-mpq(1,3) == mpq(-5,6));
1368 ok (mpq(-1,2)-mpq(-1,3) == mpq(-1,6));
1370 #------------------------------------------------------------------------------
1371 # GMP::Mpq::overload_subeq
1373 { my $a = mpq(7); $a -= 1; ok ($a == 6); }
1374 { my $a = mpq(7); my $b = $a; $a -= 1; ok ($a == 6); ok ($b == 7); }
1376 #------------------------------------------------------------------------------
1377 # GMP::Mpq::canonicalize
1379 { my $q = mpq(21,15); canonicalize($q);
1384 #------------------------------------------------------------------------------
1387 { my $q = mpq(5,9); ok (den($q) == 9); }
1389 #------------------------------------------------------------------------------
1392 { my $q = mpq(5,9); ok (num($q) == 5); }
1397 #------------------------------------------------------------------------------
1400 #------------------------------------------------------------------------------
1405 ok (mpf(substr('101',1,1)) == 0);
1407 ok (mpf(mpz(0)) == 0);
1408 ok (mpf(mpq(0)) == 0);
1409 ok (mpf(mpf(0)) == 0);
1411 { tie my $t, 'Mytie', 0; ok (mpf($t) == 0); }
1412 { tie my $t, 'Mytie', '0'; ok (mpf($t) == 0); }
1413 { tie my $t, 'Mytie', substr('101',1,1); ok (mpf($t) == 0); }
1414 { tie my $t, 'Mytie', 0.0; ok (mpf($t) == 0); }
1415 { tie my $t, 'Mytie', mpz(0); ok (mpf($t) == 0); }
1416 { tie my $t, 'Mytie', mpq(0); ok (mpf($t) == 0); }
1417 { tie my $t, 'Mytie', mpf(0); ok (mpf($t) == 0); }
1419 ok (mpf(-123) == -123);
1420 ok (mpf('-123') == -123);
1421 ok (mpf(substr('1-1231',1,4)) == -123);
1422 ok (mpf(-123.0) == -123);
1423 ok (mpf(mpz(-123)) == -123);
1424 ok (mpf(mpq(-123)) == -123);
1425 ok (mpf(mpf(-123)) == -123);
1427 { tie my $t, 'Mytie', -123; ok (mpf($t) == -123); }
1428 { tie my $t, 'Mytie', '-123'; ok (mpf($t) == -123); }
1429 { tie my $t, 'Mytie', substr('1-1231',1,4); ok (mpf($t) == -123); }
1430 { tie my $t, 'Mytie', -123.0; ok (mpf($t) == -123); }
1431 { tie my $t, 'Mytie', mpz(-123); ok (mpf($t) == -123); }
1432 { tie my $t, 'Mytie', mpq(-123); ok (mpf($t) == -123); }
1433 { tie my $t, 'Mytie', mpf(-123); ok (mpf($t) == -123); }
1435 ok (mpf($ivnv_2p128) == $str_2p128);
1436 { tie my $t, 'Mytie', $ivnv_2p128; ok (mpf($t) == $str_2p128); }
1438 ok (mpf(-1.5) == -1.5);
1439 ok (mpf(-1.0) == -1.0);
1440 ok (mpf(-0.5) == -0.5);
1442 ok (mpf(0.5) == 0.5);
1443 ok (mpf(1.0) == 1.0);
1444 ok (mpf(1.5) == 1.5);
1446 ok (mpf("-1.5") == -1.5);
1447 ok (mpf("-1.0") == -1.0);
1448 ok (mpf("-0.5") == -0.5);
1450 ok (mpf("0.5") == 0.5);
1451 ok (mpf("1.0") == 1.0);
1452 ok (mpf("1.5") == 1.5);
1454 ok (mpf($uv_max) > 0);
1455 ok (mpf($uv_max) == mpf($uv_max_str));
1456 { tie my $t, 'Mytie', $uv_max; ok (mpf($t) > 0); }
1457 { tie my $t, 'Mytie', $uv_max; ok (mpf($t) == mpf($uv_max_str)); }
1461 ok (mpf($x) == 123.5);
1462 tie my $t, 'Mytie', $x;
1463 ok (mpf($t) == 123.5);
1466 #------------------------------------------------------------------------------
1467 # GMP::Mpf::overload_abs
1469 ok (abs(mpf(0)) == 0);
1470 ok (abs(mpf(123)) == 123);
1471 ok (abs(mpf(-123)) == 123);
1473 { my $x = mpf(-123); $x = abs($x); ok ($x == 123); }
1474 { my $x = mpf(0); $x = abs($x); ok ($x == 0); }
1475 { my $x = mpf(123); $x = abs($x); ok ($x == 123); }
1477 { tie my $t, 'Mytie', mpf(0); ok (abs($t) == 0); }
1478 { tie my $t, 'Mytie', mpf(123); ok (abs($t) == 123); }
1479 { tie my $t, 'Mytie', mpf(-123); ok (abs($t) == 123); }
1481 #------------------------------------------------------------------------------
1482 # GMP::Mpf::overload_add
1484 ok (mpf(0) + 1 == 1);
1485 ok (mpf(-1) + 1 == 0);
1486 ok (1 + mpf(0) == 1);
1487 ok (1 + mpf(-1) == 0);
1489 #------------------------------------------------------------------------------
1490 # GMP::Mpf::overload_addeq
1492 { my $a = mpf(7); $a += 1; ok ($a == 8); }
1493 { my $a = mpf(7); my $b = $a; $a += 1; ok ($a == 8); ok ($b == 7); }
1495 #------------------------------------------------------------------------------
1496 # GMP::Mpf::overload_bool
1498 if (mpf(0)) { ok (0); } else { ok (1); }
1499 if (mpf(123)) { ok (1); } else { ok (0); }
1501 #------------------------------------------------------------------------------
1502 # GMP::Mpf::overload_dec
1504 { my $a = mpf(0); ok ($a-- == 0); ok ($a == -1); }
1505 { my $a = mpf(0); ok (--$a == -1); }
1507 { my $a = mpf(0); my $b = $a; $a--; ok ($a == -1); ok ($b == 0); }
1509 #------------------------------------------------------------------------------
1510 # GMP::Mpf::overload_div
1512 ok (mpf(6) / 2 == 3);
1513 ok (mpf(-6) / 2 == -3);
1514 ok (mpf(6) / -2 == -3);
1515 ok (mpf(-6) / -2 == 3);
1517 #------------------------------------------------------------------------------
1518 # GMP::Mpf::overload_diveq
1520 { my $a = mpf(21); $a /= 3; ok ($a == 7); }
1521 { my $a = mpf(21); my $b = $a; $a /= 3; ok ($a == 7); ok ($b == 21); }
1523 #------------------------------------------------------------------------------
1524 # GMP::Mpf::overload_eq
1532 #------------------------------------------------------------------------------
1533 # GMP::Mpf::overload_inc
1535 { my $a = mpf(0); ok ($a++ == 0); ok ($a == 1); }
1536 { my $a = mpf(0); ok (++$a == 1); }
1538 { my $a = mpf(0); my $b = $a; $a++; ok ($a == 1); ok ($b == 0); }
1540 #------------------------------------------------------------------------------
1541 # GMP::Mpf::overload_lshift
1543 { my $a = mpf(7) << 1; ok ($a == 14); }
1545 #------------------------------------------------------------------------------
1546 # GMP::Mpf::overload_lshifteq
1548 { my $a = mpf(7); $a <<= 1; ok ($a == 14); }
1549 { my $a = mpf(7); my $b = $a; $a <<= 1; ok ($a == 14); ok ($b == 7); }
1551 #------------------------------------------------------------------------------
1552 # GMP::Mpf::overload_mul
1554 ok (mpf(2) * 3 == 6);
1556 #------------------------------------------------------------------------------
1557 # GMP::Mpf::overload_muleq
1559 { my $a = mpf(7); $a *= 3; ok ($a == 21); }
1560 { my $a = mpf(7); my $b = $a; $a *= 3; ok ($a == 21); ok ($b == 7); }
1562 #------------------------------------------------------------------------------
1563 # GMP::Mpf::overload_neg
1566 ok (- mpf(123) == -123);
1567 ok (- mpf(-123) == 123);
1569 #------------------------------------------------------------------------------
1570 # GMP::Mpf::overload_not
1572 if (not mpf(0)) { ok (1); } else { ok (0); }
1573 if (not mpf(123)) { ok (0); } else { ok (1); }
1575 ok ((! mpf(0)) == 1);
1576 ok ((! mpf(123)) == 0);
1578 #------------------------------------------------------------------------------
1579 # GMP::Mpf::overload_pow
1581 ok (mpf(0) ** 1 == 0);
1582 ok (mpf(1) ** 1 == 1);
1583 ok (mpf(2) ** 0 == 1);
1584 ok (mpf(2) ** 1 == 2);
1585 ok (mpf(2) ** 2 == 4);
1586 ok (mpf(2) ** 3 == 8);
1587 ok (mpf(2) ** 4 == 16);
1589 ok (mpf(0) ** mpf(1) == 0);
1590 ok (mpf(1) ** mpf(1) == 1);
1591 ok (mpf(2) ** mpf(0) == 1);
1592 ok (mpf(2) ** mpf(1) == 2);
1593 ok (mpf(2) ** mpf(2) == 4);
1594 ok (mpf(2) ** mpf(3) == 8);
1595 ok (mpf(2) ** mpf(4) == 16);
1597 #------------------------------------------------------------------------------
1598 # GMP::Mpf::overload_poweq
1600 { my $a = mpf(3); $a **= 4; ok ($a == 81); }
1601 { my $a = mpf(3); my $b = $a; $a **= 4; ok ($a == 81); ok ($b == 3); }
1603 #------------------------------------------------------------------------------
1604 # GMP::Mpf::overload_rshift
1606 { my $a = mpf(32) >> 1; ok ($a == 16); }
1608 #------------------------------------------------------------------------------
1609 # GMP::Mpf::overload_rshifteq
1611 { my $a = mpf(32); $a >>= 1; ok ($a == 16); }
1612 { my $a = mpf(32); my $b = $a; $a >>= 1; ok ($a == 16); ok ($b == 32); }
1614 #------------------------------------------------------------------------------
1615 # GMP::Mpf::overload_sqrt
1617 ok (sqrt(mpf(0)) == 0);
1618 ok (sqrt(mpf(1)) == 1);
1619 ok (sqrt(mpf(4)) == 2);
1620 ok (sqrt(mpf(81)) == 9);
1622 ok (sqrt(mpf(0.25)) == 0.5);
1624 #------------------------------------------------------------------------------
1625 # GMP::Mpf::overload_spaceship
1639 ok (mpf(0) < substr('-1',1,1));
1640 ok (mpf(0) < mpz(1));
1641 ok (mpf(0) < mpq(1));
1642 ok (mpf(0) < mpf(1));
1643 ok (mpf(0) < $uv_max);
1645 #------------------------------------------------------------------------------
1646 # GMP::Mpf::overload_string
1648 { my $x = mpf(0); ok ("$x" eq "0"); }
1649 { my $x = mpf(123); ok ("$x" eq "123"); }
1650 { my $x = mpf(-123); ok ("$x" eq "-123"); }
1652 { my $f = mpf(0.25); ok ("$f" eq "0.25"); }
1653 { my $f = mpf(-0.25); ok ("$f" eq "-0.25"); }
1654 { my $f = mpf(1.25); ok ("$f" eq "1.25"); }
1655 { my $f = mpf(-1.25); ok ("$f" eq "-1.25"); }
1656 { my $f = mpf(1000000); ok ("$f" eq "1000000"); }
1657 { my $f = mpf(-1000000); ok ("$f" eq "-1000000"); }
1659 #------------------------------------------------------------------------------
1660 # GMP::Mpf::overload_sub
1662 ok (mpf(0) - 1 == -1);
1663 ok (mpf(1) - 1 == 0);
1664 ok (1 - mpf(0) == 1);
1665 ok (1 - mpf(1) == 0);
1667 #------------------------------------------------------------------------------
1668 # GMP::Mpf::overload_subeq
1670 { my $a = mpf(7); $a -= 1; ok ($a == 6); }
1671 { my $a = mpf(7); my $b = $a; $a -= 1; ok ($a == 6); ok ($b == 7); }
1674 #------------------------------------------------------------------------------
1677 ok (ceil (mpf(-7.5)) == -7.0);
1678 ok (ceil (mpf(7.5)) == 8.0);
1680 #------------------------------------------------------------------------------
1683 ok (floor(mpf(-7.5)) == -8.0);
1684 ok (floor(mpf(7.5)) == 7.0);
1686 #------------------------------------------------------------------------------
1689 { my $old_prec = get_default_prec();
1690 set_default_prec(128);
1692 ok ( mpf_eq (mpz("0x10000000000000001"), mpz("0x10000000000000002"), 1));
1693 ok (! mpf_eq (mpz("0x11"), mpz("0x12"), 128));
1695 set_default_prec($old_prec);
1698 #------------------------------------------------------------------------------
1699 # GMP::Mpf::get_default_prec
1703 #------------------------------------------------------------------------------
1704 # GMP::Mpf::get_prec
1706 { my $x = mpf(1.0, 512);
1707 ok (get_prec ($x) == 512);
1710 #------------------------------------------------------------------------------
1713 ok (reldiff (2,4) == 1);
1714 ok (reldiff (4,2) == 0.5);
1716 #------------------------------------------------------------------------------
1717 # GMP::Mpf::set_default_prec
1719 { my $old_prec = get_default_prec();
1721 set_default_prec(512);
1722 ok (get_default_prec () == 512);
1724 set_default_prec($old_prec);
1727 #------------------------------------------------------------------------------
1728 # GMP::Mpf::set_prec
1730 { my $x = mpf(1.0, 512);
1732 set_prec ($x, 1024);
1733 ok (get_prec ($x) == 1024);
1734 ok (get_prec ($y) == 512);
1737 #------------------------------------------------------------------------------
1740 ok (trunc(mpf(-7.5)) == -7.0);
1741 ok (trunc(mpf(7.5)) == 7.0);
1745 #------------------------------------------------------------------------------
1748 #------------------------------------------------------------------------------
1751 { my $r = randstate(); ok (defined $r); }
1752 { my $r = randstate('lc_2exp', 1, 2, 3); ok (defined $r); }
1753 { my $r = randstate('lc_2exp_size', 64); ok (defined $r); }
1754 { my $r = randstate('lc_2exp_size', 999999999); ok (! defined $r); }
1755 { my $r = randstate('mt'); ok (defined $r); }
1757 { # copying a randstate results in same sequence
1758 my $r1 = randstate('lc_2exp_size', 64);
1760 my $r2 = randstate($r1);
1762 my $z1 = mpz_urandomb($r1, 20);
1763 my $z2 = mpz_urandomb($r2, 20);
1768 #------------------------------------------------------------------------------
1771 { my $r = randstate();
1776 #------------------------------------------------------------------------------
1777 # GMP::Rand::mpf_urandomb
1779 { my $r = randstate();
1780 my $f = mpf_urandomb($r,1024);
1781 ok (UNIVERSAL::isa($f,"GMP::Mpf")); }
1783 #------------------------------------------------------------------------------
1784 # GMP::Rand::mpz_urandomb
1786 { my $r = randstate();
1787 my $z = mpz_urandomb($r, 1024);
1788 ok (UNIVERSAL::isa($z,"GMP::Mpz")); }
1790 #------------------------------------------------------------------------------
1791 # GMP::Rand::mpz_rrandomb
1793 { my $r = randstate();
1794 my $z = mpz_rrandomb($r, 1024);
1795 ok (UNIVERSAL::isa($z,"GMP::Mpz")); }
1797 #------------------------------------------------------------------------------
1798 # GMP::Rand::mpz_urandomm
1800 { my $r = randstate();
1801 my $z = mpz_urandomm($r, mpz(3)**100);
1802 ok (UNIVERSAL::isa($z,"GMP::Mpz")); }
1804 #------------------------------------------------------------------------------
1805 # GMP::Rand::mpz_urandomb_ui
1807 { my $r = randstate();
1809 my $u = gmp_urandomb_ui($r,8);
1815 #------------------------------------------------------------------------------
1816 # GMP::Rand::mpz_urandomm_ui
1818 { my $r = randstate();
1820 my $u = gmp_urandomm_ui($r,8);
1829 #------------------------------------------------------------------------------
1832 #------------------------------------------------------------------------------
1835 ok (GMP::fits_slong_p(0));
1837 # in perl 5.005 uv_max is only 32-bits on a 64-bit system, so won't exceed a
1839 # ok (! GMP::fits_slong_p($uv_max));
1841 ok (GMP::fits_slong_p(0.0));
1843 ok (GMP::fits_slong_p('0'));
1845 ok (GMP::fits_slong_p(substr('999999999999999999999999999999',1,1)));
1847 ok (! mpz("-9999999999999999999999999999999999999999999")->fits_slong_p());
1848 ok ( mpz(-123)->fits_slong_p());
1849 ok ( mpz(0)->fits_slong_p());
1850 ok ( mpz(123)->fits_slong_p());
1851 ok (! mpz("9999999999999999999999999999999999999999999")->fits_slong_p());
1853 ok (! mpq("-9999999999999999999999999999999999999999999")->fits_slong_p());
1854 ok ( mpq(-123)->fits_slong_p());
1855 ok ( mpq(0)->fits_slong_p());
1856 ok ( mpq(123)->fits_slong_p());
1857 ok (! mpq("9999999999999999999999999999999999999999999")->fits_slong_p());
1859 ok (! mpf("-9999999999999999999999999999999999999999999")->fits_slong_p());
1860 ok ( mpf(-123)->fits_slong_p());
1861 ok ( mpf(0)->fits_slong_p());
1862 ok ( mpf(123)->fits_slong_p());
1863 ok (! mpf("9999999999999999999999999999999999999999999")->fits_slong_p());
1865 #------------------------------------------------------------------------------
1868 ok (GMP::get_d(123) == 123.0);
1870 ok (GMP::get_d($uv_max) > 0);
1872 ok (GMP::get_d(123.0) == 123.0);
1874 ok (GMP::get_d('123') == 123.0);
1876 ok (GMP::get_d(mpz(123)) == 123.0);
1878 ok (GMP::get_d(mpq(123)) == 123.0);
1880 ok (GMP::get_d(mpf(123)) == 123.0);
1882 #------------------------------------------------------------------------------
1885 { my ($dbl, $exp) = get_d_2exp (0);
1886 ok ($dbl == 0); ok ($exp == 0); }
1887 { my ($dbl, $exp) = get_d_2exp (1);
1888 ok ($dbl == 0.5); ok ($exp == 1); }
1890 { my ($dbl, $exp) = get_d_2exp ($uv_max);
1891 ok ($dbl > 0.0); ok ($exp > 0); }
1893 { my ($dbl, $exp) = get_d_2exp (0.5);
1894 ok ($dbl == 0.5); ok ($exp == 0); }
1895 { my ($dbl, $exp) = get_d_2exp (0.25);
1896 ok ($dbl == 0.5); ok ($exp == -1); }
1898 { my ($dbl, $exp) = get_d_2exp ("1.0");
1899 ok ($dbl == 0.5); ok ($exp == 1); }
1901 { my ($dbl, $exp) = get_d_2exp (mpz ("256"));
1902 ok ($dbl == 0.5); ok ($exp == 9); }
1904 { my ($dbl, $exp) = get_d_2exp (mpq ("1/16"));
1905 ok ($dbl == 0.5); ok ($exp == -3); }
1907 { my ($dbl, $exp) = get_d_2exp (mpf ("1.5"));
1908 ok ($dbl == 0.75); ok ($exp == 1); }
1909 { my ($dbl, $exp) = get_d_2exp (mpf ("3.0"));
1910 ok ($dbl == 0.75); ok ($exp == 2); }
1912 #------------------------------------------------------------------------------
1915 ok (get_str(-123) eq '-123');
1916 ok (get_str('-123') eq '-123');
1917 ok (get_str(substr('x-123x',1,4)) eq '-123');
1918 ok (get_str(mpz(-123)) eq '-123');
1919 ok (get_str(mpq(-123)) eq '-123');
1921 ok (get_str(-123,10) eq '-123');
1922 ok (get_str('-123',10) eq '-123');
1923 ok (get_str(substr('x-123x',1,4),10) eq '-123');
1924 ok (get_str(mpz(-123),10) eq '-123');
1925 ok (get_str(mpq(-123),10) eq '-123');
1927 ok (get_str(-123,16) eq '-7b');
1928 ok (get_str('-123',16) eq '-7b');
1929 ok (get_str(substr('x-123x',1,4),16) eq '-7b');
1930 ok (get_str(mpz(-123),16) eq '-7b');
1931 ok (get_str(mpq(-123),16) eq '-7b');
1933 ok (get_str(-123,-16) eq '-7B');
1934 ok (get_str('-123',-16) eq '-7B');
1935 ok (get_str(substr('x-123x',1,4),-16) eq '-7B');
1936 ok (get_str(mpz(-123),-16) eq '-7B');
1937 ok (get_str(mpq(-123),-16) eq '-7B');
1939 # is a float in past versions of perl without UV type
1940 { my ($str, $exp) = get_str($uv_max);
1941 ok ($str eq $uv_max_str); }
1943 ok (get_str(mpq(5/8)) eq "5/8");
1944 ok (get_str(mpq(-5/8)) eq "-5/8");
1945 ok (get_str(mpq(255/256),16) eq "ff/100");
1946 ok (get_str(mpq(255/256),-16) eq "FF/100");
1947 ok (get_str(mpq(-255/256),16) eq "-ff/100");
1948 ok (get_str(mpq(-255/256),-16) eq "-FF/100");
1950 { my ($s,$e) = get_str(1.5, 10); ok ($s eq '15'); ok ($e == 1); }
1951 { my ($s,$e) = get_str(mpf(1.5), 10); ok ($s eq '15'); ok ($e == 1); }
1953 { my ($s,$e) = get_str(-1.5, 10); ok ($s eq '-15'); ok ($e == 1); }
1954 { my ($s,$e) = get_str(mpf(-1.5), 10); ok ($s eq '-15'); ok ($e == 1); }
1956 { my ($s,$e) = get_str(1.5, 16); ok ($s eq '18'); ok ($e == 1); }
1957 { my ($s,$e) = get_str(mpf(1.5), 16); ok ($s eq '18'); ok ($e == 1); }
1959 { my ($s,$e) = get_str(-1.5, 16); ok ($s eq '-18'); ok ($e == 1); }
1960 { my ($s,$e) = get_str(mpf(-1.5), 16); ok ($s eq '-18'); ok ($e == 1); }
1962 { my ($s,$e) = get_str(65536.0, 16); ok ($s eq '1'); ok ($e == 5); }
1963 { my ($s,$e) = get_str(mpf(65536.0), 16); ok ($s eq '1'); ok ($e == 5); }
1965 { my ($s,$e) = get_str(1.625, 16); ok ($s eq '1a'); ok ($e == 1); }
1966 { my ($s,$e) = get_str(mpf(1.625), 16); ok ($s eq '1a'); ok ($e == 1); }
1968 { my ($s,$e) = get_str(1.625, -16); ok ($s eq '1A'); ok ($e == 1); }
1969 { my ($s,$e) = get_str(mpf(1.625), -16); ok ($s eq '1A'); ok ($e == 1); }
1971 { my ($s, $e) = get_str(255.0,16,0); ok ($s eq "ff"); ok ($e == 2); }
1972 { my ($s, $e) = get_str(mpf(255.0),16,0); ok ($s eq "ff"); ok ($e == 2); }
1974 { my ($s, $e) = get_str(255.0,-16,0); ok ($s eq "FF"); ok ($e == 2); }
1975 { my ($s, $e) = get_str(mpf(255.0),-16,0); ok ($s eq "FF"); ok ($e == 2); }
1977 #------------------------------------------------------------------------------
1980 ok (GMP::get_si(123) == 123.0);
1982 # better not assume anything about the relatives sizes of long and UV
1983 ok (GMP::get_si($uv_max) != 0);
1985 ok (GMP::get_si(123.0) == 123.0);
1987 ok (GMP::get_si('123') == 123.0);
1989 ok (GMP::get_si(mpz(123)) == 123.0);
1991 ok (GMP::get_si(mpq(123)) == 123.0);
1993 ok (GMP::get_si(mpf(123)) == 123.0);
1995 #------------------------------------------------------------------------------
1998 ok ( GMP::integer_p (0));
1999 ok ( GMP::integer_p (123));
2000 ok ( GMP::integer_p (-123));
2002 ok ( GMP::integer_p ($uv_max));
2004 ok ( GMP::integer_p (0.0));
2005 ok ( GMP::integer_p (123.0));
2006 ok ( GMP::integer_p (-123.0));
2007 ok (! GMP::integer_p (0.5));
2008 ok (! GMP::integer_p (123.5));
2009 ok (! GMP::integer_p (-123.5));
2011 ok ( GMP::integer_p ('0'));
2012 ok ( GMP::integer_p ('123'));
2013 ok ( GMP::integer_p ('-123'));
2014 ok (! GMP::integer_p ('0.5'));
2015 ok (! GMP::integer_p ('123.5'));
2016 ok (! GMP::integer_p ('-123.5'));
2017 ok (! GMP::integer_p ('5/8'));
2019 ok ( GMP::integer_p (mpz(1)));
2021 ok ( GMP::integer_p (mpq(1)));
2022 ok (! GMP::integer_p (mpq(1,2)));
2024 ok ( GMP::integer_p (mpf(1.0)));
2025 ok (! GMP::integer_p (mpf(1.5)));
2027 #------------------------------------------------------------------------------
2034 ok ( odd_p($uv_max));
2036 ok ( odd_p(mpz(-3)));
2037 ok (! odd_p(mpz(-2)));
2038 ok ( odd_p(mpz(-1)));
2039 ok (! odd_p(mpz(0)));
2040 ok ( odd_p(mpz(1)));
2041 ok (! odd_p(mpz(2)));
2042 ok ( odd_p(mpz(3)));
2044 #------------------------------------------------------------------------------
2047 GMP::printf ("hello world\n");
2051 open TEMP, ">test.tmp" or die;
2052 GMP::printf TEMP @_;
2054 open TEMP, "<test.tmp" or die;
2055 read (TEMP, $s, 1024);
2061 ok (sprintf ("%d", mpz(123)) eq '123');
2062 ok (sprintf ("%d %d %d", 456, mpz(123), 789) eq '456 123 789');
2063 ok (sprintf ("%d", mpq(15,16)) eq '15/16');
2064 ok (sprintf ("%f", mpf(1.5)) eq '1.500000');
2065 ok (sprintf ("%.2f", mpf(1.5)) eq '1.50');
2067 ok (sprintf ("%*d", 6, 123) eq ' 123');
2068 ok (sprintf ("%*d", 6, mpz(123)) eq ' 123');
2069 ok (sprintf ("%*d", 6, mpq(15,16)) eq ' 15/16');
2071 ok (sprintf ("%x", 123) eq '7b');
2072 ok (sprintf ("%x", mpz(123)) eq '7b');
2073 ok (sprintf ("%X", 123) eq '7B');
2074 ok (sprintf ("%X", mpz(123)) eq '7B');
2075 ok (sprintf ("%#x", 123) eq '0x7b');
2076 ok (sprintf ("%#x", mpz(123)) eq '0x7b');
2077 ok (sprintf ("%#X", 123) eq '0X7B');
2078 ok (sprintf ("%#X", mpz(123)) eq '0X7B');
2080 ok (sprintf ("%x", mpq(15,16)) eq 'f/10');
2081 ok (sprintf ("%X", mpq(15,16)) eq 'F/10');
2082 ok (sprintf ("%#x", mpq(15,16)) eq '0xf/0x10');
2083 ok (sprintf ("%#X", mpq(15,16)) eq '0XF/0X10');
2085 ok (sprintf ("%*.*f", 10, 3, 1.25) eq ' 1.250');
2086 ok (sprintf ("%*.*f", 10, 3, mpf(1.5)) eq ' 1.500');
2088 ok (via_printf ("%d", mpz(123)) eq '123');
2089 ok (via_printf ("%d %d %d", 456, mpz(123), 789) eq '456 123 789');
2090 ok (via_printf ("%d", mpq(15,16)) eq '15/16');
2091 ok (via_printf ("%f", mpf(1.5)) eq '1.500000');
2092 ok (via_printf ("%.2f", mpf(1.5)) eq '1.50');
2094 ok (via_printf ("%*d", 6, 123) eq ' 123');
2095 ok (via_printf ("%*d", 6, mpz(123)) eq ' 123');
2096 ok (via_printf ("%*d", 6, mpq(15,16)) eq ' 15/16');
2098 ok (via_printf ("%x", 123) eq '7b');
2099 ok (via_printf ("%x", mpz(123)) eq '7b');
2100 ok (via_printf ("%X", 123) eq '7B');
2101 ok (via_printf ("%X", mpz(123)) eq '7B');
2102 ok (via_printf ("%#x", 123) eq '0x7b');
2103 ok (via_printf ("%#x", mpz(123)) eq '0x7b');
2104 ok (via_printf ("%#X", 123) eq '0X7B');
2105 ok (via_printf ("%#X", mpz(123)) eq '0X7B');
2107 ok (via_printf ("%x", mpq(15,16)) eq 'f/10');
2108 ok (via_printf ("%X", mpq(15,16)) eq 'F/10');
2109 ok (via_printf ("%#x", mpq(15,16)) eq '0xf/0x10');
2110 ok (via_printf ("%#X", mpq(15,16)) eq '0XF/0X10');
2112 ok (via_printf ("%*.*f", 10, 3, 1.25) eq ' 1.250');
2113 ok (via_printf ("%*.*f", 10, 3, mpf(1.5)) eq ' 1.500');
2115 #------------------------------------------------------------------------------
2118 ok (sgn(-123) == -1);
2122 ok (sgn($uv_max) == 1);
2124 ok (sgn(-123.0) == -1);
2126 ok (sgn(123.0) == 1);
2128 ok (sgn('-123') == -1);
2130 ok (sgn('123') == 1);
2131 ok (sgn('-123.0') == -1);
2132 ok (sgn('0.0') == 0);
2133 ok (sgn('123.0') == 1);
2135 ok (sgn(substr('x-123x',1,4)) == -1);
2136 ok (sgn(substr('x0x',1,1)) == 0);
2137 ok (sgn(substr('x123x',1,3)) == 1);
2139 ok (mpz(-123)->sgn() == -1);
2140 ok (mpz(0) ->sgn() == 0);
2141 ok (mpz(123) ->sgn() == 1);
2143 ok (mpq(-123)->sgn() == -1);
2144 ok (mpq(0) ->sgn() == 0);
2145 ok (mpq(123) ->sgn() == 1);
2147 ok (mpf(-123)->sgn() == -1);
2148 ok (mpf(0) ->sgn() == 0);
2149 ok (mpf(123) ->sgn() == 1);
2153 #------------------------------------------------------------------------------
2154 # overloaded constants
2157 if (! do 'test2.pl') {
2158 die "Cannot run test2.pl\n";
2165 #------------------------------------------------------------------------------
2168 # For some reason "local $#" doesn't leave $# back at its default undefined
2169 # state when exiting the block.
2171 { local $# = 'hi %.0f there';
2173 ok ("$f" eq 'hi 123 there'); }
2178 # perl-indent-level: 2