-#!./perl
+#!/usr/bin/perl -w
-BEGIN {
- chdir 't' if -d 't';
- @INC = '../lib';
-}
+use Test;
+use strict;
+
+BEGIN
+ {
+ $| = 1;
+ unshift @INC, '../lib'; # for running manually
+ # chdir 't' if -d 't';
+ plan tests => 514;
+ }
use Math::BigFloat;
+use Math::BigInt;
+
+my ($x,$y,$f,@args,$ans,$try,$ans1,$ans1_str,$setup);
+while (<DATA>)
+ {
+ chop;
+ $_ =~ s/#.*$//; # remove comments
+ $_ =~ s/\s+$//; # trailing spaces
+ next if /^$/; # skip empty lines & comments
+ if (s/^&//)
+ {
+ $f = $_;
+ }
+ elsif (/^\$/)
+ {
+ $setup = $_; $setup =~ s/^\$/\$Math::BigFloat::/; # rnd_mode, div_scale
+ # print "$setup\n";
+ }
+ else
+ {
+ if (m|^(.*?):(/.+)$|)
+ {
+ $ans = $2;
+ @args = split(/:/,$1,99);
+ }
+ else
+ {
+ @args = split(/:/,$_,99); $ans = pop(@args);
+ }
+ $try = "\$x = new Math::BigFloat \"$args[0]\";";
+ if ($f eq "fnorm")
+ {
+ $try .= "\$x;";
+ } elsif ($f eq "binf") {
+ $try .= "\$x->binf('$args[1]');";
+ } elsif ($f eq "bsstr") {
+ $try .= "\$x->bsstr();";
+ } elsif ($f eq "_set") {
+ $try .= "\$x->_set('$args[1]'); \$x;";
+ } elsif ($f eq "fneg") {
+ $try .= "-\$x;";
+ } elsif ($f eq "bfloor") {
+ $try .= "\$x->bfloor();";
+ } elsif ($f eq "bceil") {
+ $try .= "\$x->bceil();";
+ } elsif ($f eq "is_zero") {
+ $try .= "\$x->is_zero()+0;";
+ } elsif ($f eq "is_one") {
+ $try .= "\$x->is_one()+0;";
+ } elsif ($f eq "is_odd") {
+ $try .= "\$x->is_odd()+0;";
+ } elsif ($f eq "is_even") {
+ $try .= "\$x->is_even()+0;";
+ } elsif ($f eq "as_number") {
+ $try .= "\$x->as_number();";
+ } elsif ($f eq "fpow") {
+ $try .= "\$x ** $args[1];";
+ } elsif ($f eq "fabs") {
+ $try .= "abs \$x;";
+ }elsif ($f eq "fround") {
+ $try .= "$setup; \$x->fround($args[1]);";
+ } elsif ($f eq "ffround") {
+ $try .= "$setup; \$x->ffround($args[1]);";
+ } elsif ($f eq "fsqrt") {
+ $try .= "$setup; \$x->fsqrt();";
+ }
+ else
+ {
+ $try .= "\$y = new Math::BigFloat \"$args[1]\";";
+ if ($f eq "fcmp") {
+ $try .= "\$x <=> \$y;";
+ } elsif ($f eq "fadd") {
+ $try .= "\$x + \$y;";
+ } elsif ($f eq "fsub") {
+ $try .= "\$x - \$y;";
+ } elsif ($f eq "fmul") {
+ $try .= "\$x * \$y;";
+ } elsif ($f eq "fdiv") {
+ $try .= "$setup; \$x / \$y;";
+ } elsif ($f eq "fmod") {
+ $try .= "\$x % \$y;";
+ } else { warn "Unknown op '$f'"; }
+ }
+ $ans1 = eval $try;
+ if ($ans =~ m|^/(.*)$|)
+ {
+ my $pat = $1;
+ if ($ans1 =~ /$pat/)
+ {
+ ok (1,1);
+ }
+ else
+ {
+ print "# '$try' expected: /$pat/ got: '$ans1'\n" if !ok(1,0);
+ }
+ }
+ else
+ {
+ if ($ans eq "")
+ {
+ ok_undef ($ans1);
+ }
+ else
+ {
+ print "# Tried: '$try'\n" if !ok ($ans1, $ans);
+ }
+ } # end pattern or string
+ }
+ } # end while
+
+# all done
-$test = 0;
-$| = 1;
-print "1..358\n";
-while (<DATA>) {
- chop;
- if (s/^&//) {
- $f = $_;
- } elsif (/^\$.*/) {
- eval "$_;";
- } else {
- ++$test;
- if (m|^(.*?):(/.+)$|) {
- $ans = $2;
- @args = split(/:/,$1,99);
- }
- else {
- @args = split(/:/,$_,99);
- $ans = pop(@args);
- }
- $try = "\$x = new Math::BigFloat \"$args[0]\";";
- if ($f eq "fnorm"){
- $try .= "\$x+0;";
- } elsif ($f eq "fneg") {
- $try .= "-\$x;";
- } elsif ($f eq "fabs") {
- $try .= "abs \$x;";
- } elsif ($f eq "fround") {
- $try .= "0+\$x->fround($args[1]);";
- } elsif ($f eq "ffround") {
- $try .= "0+\$x->ffround($args[1]);";
- } elsif ($f eq "fsqrt") {
- $try .= "0+\$x->fsqrt;";
- } else {
- $try .= "\$y = new Math::BigFloat \"$args[1]\";";
- if ($f eq fcmp){
- $try .= "\$x <=> \$y;";
- }elsif ($f eq fadd){
- $try .= "\$x + \$y;";
- }elsif ($f eq fsub){
- $try .= "\$x - \$y;";
- }elsif ($f eq fmul){
- $try .= "\$x * \$y;";
- }elsif ($f eq fdiv){
- $try .= "\$x / \$y;";
- } else { warn "Unknown op"; }
- }
- #print ">>>",$try,"<<<\n";
- $ans1 = eval $try;
- if ($ans =~ m|^/(.*)$|) {
- my $pat = $1;
- if ($ans1 =~ /$pat/) {
- print "ok $test\n";
- }
- else {
- print "not ok $test\n";
- print "# '$try' expected: /$pat/ got: '$ans1'\n";
- }
- }
- elsif ("$ans1" eq $ans) { #bug!
- print "ok $test\n";
- } else {
- print "not ok $test\n";
- print "# '$try' expected: '$ans' got: '$ans1'\n";
- }
- }
-}
+###############################################################################
+# Perl 5.005 does not like ok ($x,undef)
+
+sub ok_undef
+ {
+ my $x = shift;
+
+ ok (1,1) and return if !defined $x;
+ ok ($x,'undef');
+ }
+
__END__
+&as_number
+0:0
+1:1
+1.2:1
+2.345:2
+-2:-2
+-123.456:-123
+-200:-200
+&binf
+1:+:+inf
+2:-:-inf
+3:abc:+inf
+&bsstr
++inf:+inf
+-inf:-inf
+abc:NaN
&fnorm
-abc:NaN.
- 1 a:NaN.
-1bcd2:NaN.
-11111b:NaN.
-+1z:NaN.
--1z:NaN.
-0:0.
-+0:0.
-+00:0.
-+0 0 0:0.
-000000 0000000 00000:0.
--0:0.
--0000:0.
-+1:1.
-+01:1.
-+001:1.
-+00000100000:100000.
-123456789:123456789.
--1:-1.
--01:-1.
--001:-1.
--123456789:-123456789.
--00000100000:-100000.
-123.456a:NaN.
++inf:+inf
+-inf:-inf
++infinity:NaN
++-inf:NaN
+abc:NaN
+ 1 a:NaN
+1bcd2:NaN
+11111b:NaN
++1z:NaN
+-1z:NaN
+0:0
++0:0
++00:0
++0_0_0:0
+000000_0000000_00000:0
+-0:0
+-0000:0
++1:1
++01:1
++001:1
++00000100000:100000
+123456789:123456789
+-1:-1
+-01:-1
+-001:-1
+-123456789:-123456789
+-00000100000:-100000
+123.456a:NaN
123.456:123.456
-0.01:.01
-.002:.002
--0.0003:-.0003
--.0000000004:-.0000000004
-123456E2:12345600.
+0.01:0.01
+.002:0.002
++.2:0.2
+-0.0003:-0.0003
+-.0000000004:-0.0000000004
+123456E2:12345600
123456E-2:1234.56
--123456E2:-12345600.
+-123456E2:-12345600
-123456E-2:-1234.56
-1e1:10.
-2e-11:.00000000002
--3e111:-3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.
--4e-1111:-.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004
+1e1:10
+2e-11:0.00000000002
+-3e111:-3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+-4e-1111:-0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004
+&fpow
+2:2:4
+1:2:1
+1:3:1
+-1:2:1
+-1:3:-1
+123.456:2:15241.383936
+2:-2:0.25
+2:-3:0.125
+128:-2:0.00006103515625
&fneg
-abd:NaN.
-+0:0.
-+1:-1.
--1:1.
-+123456789:-123456789.
--123456789:123456789.
+abc:NaN
++0:0
++1:-1
+-1:1
++123456789:-123456789
+-123456789:123456789
+123.456789:-123.456789
-123456.789:123456.789
&fabs
-abc:NaN.
-+0:0.
-+1:1.
--1:1.
-+123456789:123456789.
--123456789:123456789.
+abc:NaN
++0:0
++1:1
+-1:1
++123456789:123456789
+-123456789:123456789
+123.456789:123.456789
-123456.789:123456.789
&fround
-$Math::BigFloat::rnd_mode = 'trunc'
+$rnd_mode = "trunc"
+10123456789:5:10123000000
-10123456789:5:-10123000000
++10123456789.123:5:10123000000
+-10123456789.123:5:-10123000000
+10123456789:9:10123456700
-10123456789:9:-10123456700
+101234500:6:101234000
-101234500:6:-101234000
-$Math::BigFloat::rnd_mode = 'zero'
+$rnd_mode = "zero"
+20123456789:5:20123000000
-20123456789:5:-20123000000
++20123456789.123:5:20123000000
+-20123456789.123:5:-20123000000
+20123456789:9:20123456800
-20123456789:9:-20123456800
+201234500:6:201234000
-201234500:6:-201234000
-$Math::BigFloat::rnd_mode = '+inf'
+$rnd_mode = "+inf"
+30123456789:5:30123000000
-30123456789:5:-30123000000
++30123456789.123:5:30123000000
+-30123456789.123:5:-30123000000
+30123456789:9:30123456800
-30123456789:9:-30123456800
+301234500:6:301235000
-301234500:6:-301234000
-$Math::BigFloat::rnd_mode = '-inf'
+$rnd_mode = "-inf"
+40123456789:5:40123000000
-40123456789:5:-40123000000
++40123456789.123:5:40123000000
+-40123456789.123:5:-40123000000
+40123456789:9:40123456800
-40123456789:9:-40123456800
+401234500:6:401234000
-401234500:6:-401235000
-$Math::BigFloat::rnd_mode = 'odd'
+$rnd_mode = "odd"
+50123456789:5:50123000000
-50123456789:5:-50123000000
++50123456789.123:5:50123000000
+-50123456789.123:5:-50123000000
+50123456789:9:50123456800
-50123456789:9:-50123456800
+501234500:6:501235000
-501234500:6:-501235000
-$Math::BigFloat::rnd_mode = 'even'
+$rnd_mode = "even"
+60123456789:5:60123000000
-60123456789:5:-60123000000
+60123456789:9:60123456800
-60123456789:9:-60123456800
+601234500:6:601234000
-601234500:6:-601234000
++60123456789.0123:5:60123000000
+-60123456789.0123:5:-60123000000
&ffround
-$Math::BigFloat::rnd_mode = 'trunc'
+$rnd_mode = "trunc"
+1.23:-1:1.2
++1.234:-1:1.2
++1.2345:-1:1.2
++1.23:-2:1.23
++1.234:-2:1.23
++1.2345:-2:1.23
++1.23:-3:1.23
++1.234:-3:1.234
++1.2345:-3:1.234
-1.23:-1:-1.2
+1.27:-1:1.2
-1.27:-1:-1.2
-1.25:-1:-1.2
+1.35:-1:1.3
-1.35:-1:-1.3
+-0.0061234567890:-1:0
+-0.0061:-1:0
+-0.00612:-1:0
+-0.00612:-2:0
-0.006:-1:0
-0.006:-2:0
+-0.0006:-2:0
+-0.0006:-3:0
-0.0065:-3:/-0\.006|-6e-03
--0.0065:-4:/-0\.0065|-6\.5e-03
--0.0065:-5:/-0\.0065|-6\.5e-03
-$Math::BigFloat::rnd_mode = 'zero'
-+2.23:-1:2.2
--2.23:-1:-2.2
-+2.27:-1:2.3
--2.27:-1:-2.3
-+2.25:-1:2.2
--2.25:-1:-2.2
-+2.35:-1:2.3
--2.35:-1:-2.3
+-0.0065:-4:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+-0.0065:-5:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+0.05:0:0
+0.5:0:0
+0.51:0:0
+0.41:0:0
+$rnd_mode = "zero"
++2.23:-1:/2.2(?:0{5}\d+)?
+-2.23:-1:/-2.2(?:0{5}\d+)?
++2.27:-1:/2.(?:3|29{5}\d+)
+-2.27:-1:/-2.(?:3|29{5}\d+)
++2.25:-1:/2.2(?:0{5}\d+)?
+-2.25:-1:/-2.2(?:0{5}\d+)?
++2.35:-1:/2.(?:3|29{5}\d+)
+-2.35:-1:/-2.(?:3|29{5}\d+)
-0.0065:-1:0
-0.0065:-2:/-0\.01|-1e-02
-0.0065:-3:/-0\.006|-6e-03
--0.0065:-4:/-0\.0065|-6\.5e-03
--0.0065:-5:/-0\.0065|-6\.5e-03
-$Math::BigFloat::rnd_mode = '+inf'
-+3.23:-1:3.2
--3.23:-1:-3.2
-+3.27:-1:3.3
--3.27:-1:-3.3
-+3.25:-1:3.3
--3.25:-1:-3.2
-+3.35:-1:3.4
--3.35:-1:-3.3
+-0.0065:-4:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+-0.0065:-5:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+0.05:0:0
+0.5:0:0
+0.51:0:1
+0.41:0:0
+$rnd_mode = "+inf"
++3.23:-1:/3.2(?:0{5}\d+)?
+-3.23:-1:/-3.2(?:0{5}\d+)?
++3.27:-1:/3.(?:3|29{5}\d+)
+-3.27:-1:/-3.(?:3|29{5}\d+)
++3.25:-1:/3.(?:3|29{5}\d+)
+-3.25:-1:/-3.2(?:0{5}\d+)?
++3.35:-1:/3.(?:4|39{5}\d+)
+-3.35:-1:/-3.(?:3|29{5}\d+)
-0.0065:-1:0
-0.0065:-2:/-0\.01|-1e-02
-0.0065:-3:/-0\.006|-6e-03
--0.0065:-4:/-0\.0065|-6\.5e-03
--0.0065:-5:/-0\.0065|-6\.5e-03
-$Math::BigFloat::rnd_mode = '-inf'
-+4.23:-1:4.2
--4.23:-1:-4.2
-+4.27:-1:4.3
--4.27:-1:-4.3
-+4.25:-1:4.2
--4.25:-1:-4.3
-+4.35:-1:4.3
--4.35:-1:-4.4
+-0.0065:-4:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+-0.0065:-5:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+0.05:0:0
+0.5:0:1
+0.51:0:1
+0.41:0:0
+$rnd_mode = "-inf"
++4.23:-1:/4.2(?:0{5}\d+)?
+-4.23:-1:/-4.2(?:0{5}\d+)?
++4.27:-1:/4.(?:3|29{5}\d+)
+-4.27:-1:/-4.(?:3|29{5}\d+)
++4.25:-1:/4.2(?:0{5}\d+)?
+-4.25:-1:/-4.(?:3|29{5}\d+)
++4.35:-1:/4.(?:3|29{5}\d+)
+-4.35:-1:/-4.(?:4|39{5}\d+)
-0.0065:-1:0
-0.0065:-2:/-0\.01|-1e-02
-0.0065:-3:/-0\.007|-7e-03
--0.0065:-4:/-0\.0065|-6\.5e-03
--0.0065:-5:/-0\.0065|-6\.5e-03
-$Math::BigFloat::rnd_mode = 'odd'
-+5.23:-1:5.2
--5.23:-1:-5.2
-+5.27:-1:5.3
--5.27:-1:-5.3
-+5.25:-1:5.3
--5.25:-1:-5.3
-+5.35:-1:5.3
--5.35:-1:-5.3
+-0.0065:-4:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+-0.0065:-5:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+0.05:0:0
+0.5:0:0
+0.51:0:1
+0.41:0:0
+$rnd_mode = "odd"
++5.23:-1:/5.2(?:0{5}\d+)?
+-5.23:-1:/-5.2(?:0{5}\d+)?
++5.27:-1:/5.(?:3|29{5}\d+)
+-5.27:-1:/-5.(?:3|29{5}\d+)
++5.25:-1:/5.(?:3|29{5}\d+)
+-5.25:-1:/-5.(?:3|29{5}\d+)
++5.35:-1:/5.(?:3|29{5}\d+)
+-5.35:-1:/-5.(?:3|29{5}\d+)
-0.0065:-1:0
-0.0065:-2:/-0\.01|-1e-02
-0.0065:-3:/-0\.007|-7e-03
--0.0065:-4:/-0\.0065|-6\.5e-03
--0.0065:-5:/-0\.0065|-6\.5e-03
-$Math::BigFloat::rnd_mode = 'even'
-+6.23:-1:6.2
--6.23:-1:-6.2
-+6.27:-1:6.3
--6.27:-1:-6.3
-+6.25:-1:6.2
--6.25:-1:-6.2
-+6.35:-1:6.4
--6.35:-1:-6.4
+-0.0065:-4:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+-0.0065:-5:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+0.05:0:0
+0.5:0:1
+0.51:0:1
+0.41:0:0
+$rnd_mode = "even"
++6.23:-1:/6.2(?:0{5}\d+)?
+-6.23:-1:/-6.2(?:0{5}\d+)?
++6.27:-1:/6.(?:3|29{5}\d+)
+-6.27:-1:/-6.(?:3|29{5}\d+)
++6.25:-1:/6.(?:2(?:0{5}\d+)?|29{5}\d+)
+-6.25:-1:/-6.(?:2(?:0{5}\d+)?|29{5}\d+)
++6.35:-1:/6.(?:4|39{5}\d+|29{8}\d+)
+-6.35:-1:/-6.(?:4|39{5}\d+|29{8}\d+)
-0.0065:-1:0
-0.0065:-2:/-0\.01|-1e-02
--0.0065:-3:/-0\.006|-6e-03
--0.0065:-4:/-0\.0065|-6\.5e-03
--0.0065:-5:/-0\.0065|-6\.5e-03
+-0.0065:-3:/-0\.006|-7e-03
+-0.0065:-4:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+-0.0065:-5:/-0\.006(?:5|49{5}\d+)|-6\.5e-03
+0.05:0:0
+0.5:0:0
+0.51:0:1
+0.41:0:0
+0.01234567:-3:0.012
+0.01234567:-4:0.0123
+0.01234567:-5:0.01235
+0.01234567:-6:0.012346
+0.01234567:-7:0.0123457
+0.01234567:-8:0.01234567
+0.01234567:-9:0.01234567
+0.01234567:-12:0.01234567
&fcmp
abc:abc:
abc:+0:
+1:-1:1
-1:-1:0
+1:+1:0
+-1.1:0:-1
++0:-1.1:1
++1.1:+0:1
++0:+1.1:-1
+123:+123:0
+123:+12:1
+12:+123:-1
+124:+123:1
-123:-124:1
-124:-123:-1
+0:0.01:-1
+0:0.0001:-1
+0:-0.0001:1
+0:-0.1:1
+0.1:0:1
+0.00001:0:1
+-0.0001:0:-1
+-0.1:0:-1
+0:0.0001234:-1
+0:-0.0001234:1
+0.0001234:0:1
+-0.0001234:0:-1
+0.0001:0.0005:-1
+0.0005:0.0001:1
+0.005:0.0001:1
+0.001:0.0005:1
+0.000001:0.0005:-2 # <0, but can't test this
+0.00000123:0.0005:-2 # <0, but can't test this
+0.00512:0.0001:1
+0.005:0.000112:1
+0.00123:0.0005:1
&fadd
-abc:abc:NaN.
-abc:+0:NaN.
-+0:abc:NaN.
-+0:+0:0.
-+1:+0:1.
-+0:+1:1.
-+1:+1:2.
--1:+0:-1.
-+0:-1:-1.
--1:-1:-2.
--1:+1:0.
-+1:-1:0.
-+9:+1:10.
-+99:+1:100.
-+999:+1:1000.
-+9999:+1:10000.
-+99999:+1:100000.
-+999999:+1:1000000.
-+9999999:+1:10000000.
-+99999999:+1:100000000.
-+999999999:+1:1000000000.
-+9999999999:+1:10000000000.
-+99999999999:+1:100000000000.
-+10:-1:9.
-+100:-1:99.
-+1000:-1:999.
-+10000:-1:9999.
-+100000:-1:99999.
-+1000000:-1:999999.
-+10000000:-1:9999999.
-+100000000:-1:99999999.
-+1000000000:-1:999999999.
-+10000000000:-1:9999999999.
-+123456789:+987654321:1111111110.
--123456789:+987654321:864197532.
--123456789:-987654321:-1111111110.
-+123456789:-987654321:-864197532.
+abc:abc:NaN
+abc:+0:NaN
++0:abc:NaN
++0:+0:0
++1:+0:1
++0:+1:1
++1:+1:2
+-1:+0:-1
++0:-1:-1
+-1:-1:-2
+-1:+1:0
++1:-1:0
++9:+1:10
++99:+1:100
++999:+1:1000
++9999:+1:10000
++99999:+1:100000
++999999:+1:1000000
++9999999:+1:10000000
++99999999:+1:100000000
++999999999:+1:1000000000
++9999999999:+1:10000000000
++99999999999:+1:100000000000
++10:-1:9
++100:-1:99
++1000:-1:999
++10000:-1:9999
++100000:-1:99999
++1000000:-1:999999
++10000000:-1:9999999
++100000000:-1:99999999
++1000000000:-1:999999999
++10000000000:-1:9999999999
++123456789:+987654321:1111111110
+-123456789:+987654321:864197532
+-123456789:-987654321:-1111111110
++123456789:-987654321:-864197532
&fsub
-abc:abc:NaN.
-abc:+0:NaN.
-+0:abc:NaN.
-+0:+0:0.
-+1:+0:1.
-+0:+1:-1.
-+1:+1:0.
--1:+0:-1.
-+0:-1:1.
--1:-1:0.
--1:+1:-2.
-+1:-1:2.
-+9:+1:8.
-+99:+1:98.
-+999:+1:998.
-+9999:+1:9998.
-+99999:+1:99998.
-+999999:+1:999998.
-+9999999:+1:9999998.
-+99999999:+1:99999998.
-+999999999:+1:999999998.
-+9999999999:+1:9999999998.
-+99999999999:+1:99999999998.
-+10:-1:11.
-+100:-1:101.
-+1000:-1:1001.
-+10000:-1:10001.
-+100000:-1:100001.
-+1000000:-1:1000001.
-+10000000:-1:10000001.
-+100000000:-1:100000001.
-+1000000000:-1:1000000001.
-+10000000000:-1:10000000001.
-+123456789:+987654321:-864197532.
--123456789:+987654321:-1111111110.
--123456789:-987654321:864197532.
-+123456789:-987654321:1111111110.
+abc:abc:NaN
+abc:+0:NaN
++0:abc:NaN
++0:+0:0
++1:+0:1
++0:+1:-1
++1:+1:0
+-1:+0:-1
++0:-1:1
+-1:-1:0
+-1:+1:-2
++1:-1:2
++9:+1:8
++99:+1:98
++999:+1:998
++9999:+1:9998
++99999:+1:99998
++999999:+1:999998
++9999999:+1:9999998
++99999999:+1:99999998
++999999999:+1:999999998
++9999999999:+1:9999999998
++99999999999:+1:99999999998
++10:-1:11
++100:-1:101
++1000:-1:1001
++10000:-1:10001
++100000:-1:100001
++1000000:-1:1000001
++10000000:-1:10000001
++100000000:-1:100000001
++1000000000:-1:1000000001
++10000000000:-1:10000000001
++123456789:+987654321:-864197532
+-123456789:+987654321:-1111111110
+-123456789:-987654321:864197532
++123456789:-987654321:1111111110
&fmul
-abc:abc:NaN.
-abc:+0:NaN.
-+0:abc:NaN.
-+0:+0:0.
-+0:+1:0.
-+1:+0:0.
-+0:-1:0.
--1:+0:0.
-+123456789123456789:+0:0.
-+0:+123456789123456789:0.
--1:-1:1.
--1:+1:-1.
-+1:-1:-1.
-+1:+1:1.
-+2:+3:6.
--2:+3:-6.
-+2:-3:-6.
--2:-3:6.
-+111:+111:12321.
-+10101:+10101:102030201.
-+1001001:+1001001:1002003002001.
-+100010001:+100010001:10002000300020001.
-+10000100001:+10000100001:100002000030000200001.
-+11111111111:+9:99999999999.
-+22222222222:+9:199999999998.
-+33333333333:+9:299999999997.
-+44444444444:+9:399999999996.
-+55555555555:+9:499999999995.
-+66666666666:+9:599999999994.
-+77777777777:+9:699999999993.
-+88888888888:+9:799999999992.
-+99999999999:+9:899999999991.
+abc:abc:NaN
+abc:+0:NaN
++0:abc:NaN
++0:+0:0
++0:+1:0
++1:+0:0
++0:-1:0
+-1:+0:0
++123456789123456789:+0:0
++0:+123456789123456789:0
+-1:-1:1
+-1:+1:-1
++1:-1:-1
++1:+1:1
++2:+3:6
+-2:+3:-6
++2:-3:-6
+-2:-3:6
++111:+111:12321
++10101:+10101:102030201
++1001001:+1001001:1002003002001
++100010001:+100010001:10002000300020001
++10000100001:+10000100001:100002000030000200001
++11111111111:+9:99999999999
++22222222222:+9:199999999998
++33333333333:+9:299999999997
++44444444444:+9:399999999996
++55555555555:+9:499999999995
++66666666666:+9:599999999994
++77777777777:+9:699999999993
++88888888888:+9:799999999992
++99999999999:+9:899999999991
&fdiv
-abc:abc:NaN.
-abc:+1:abc:NaN.
-+1:abc:NaN.
-+0:+0:NaN.
-+0:+1:0.
-+1:+0:NaN.
-+0:-1:0.
--1:+0:NaN.
-+1:+1:1.
--1:-1:1.
-+1:-1:-1.
--1:+1:-1.
-+1:+2:.5
-+2:+1:2.
-+10:+5:2.
-+100:+4:25.
-+1000:+8:125.
-+10000:+16:625.
-+10000:-16:-625.
-+999999999999:+9:111111111111.
-+999999999999:+99:10101010101.
-+999999999999:+999:1001001001.
-+999999999999:+9999:100010001.
-+999999999999999:+99999:10000100001.
+$div_scale = 40; $Math::BigFloat::rnd_mode = 'even'
+abc:abc:NaN
+abc:+1:abc:NaN
++1:abc:NaN
++0:+0:NaN
++0:+1:0
++1:+0:NaN
++0:-1:0
+-1:+0:NaN
++1:+1:1
+-1:-1:1
++1:-1:-1
+-1:+1:-1
++1:+2:0.5
++2:+1:2
++10:+5:2
++100:+4:25
++1000:+8:125
++10000:+16:625
++10000:-16:-625
++999999999999:+9:111111111111
++999999999999:+99:10101010101
++999999999999:+999:1001001001
++999999999999:+9999:100010001
++999999999999999:+99999:10000100001
+1000000000:+9:111111111.1111111111111111111111111111111
+2000000000:+9:222222222.2222222222222222222222222222222
+3000000000:+9:333333333.3333333333333333333333333333333
+6000000000:+9:666666666.6666666666666666666666666666667
+7000000000:+9:777777777.7777777777777777777777777777778
+8000000000:+9:888888888.8888888888888888888888888888889
-+9000000000:+9:1000000000.
++9000000000:+9:1000000000
+35500000:+113:314159.2920353982300884955752212389380531
+71000000:+226:314159.2920353982300884955752212389380531
+106500000:+339:314159.2920353982300884955752212389380531
+1000000000:+3:333333333.3333333333333333333333333333333
-$Math::BigFloat::div_scale = 20
+$div_scale = 20
+1000000000:+9:111111111.11111111111
+2000000000:+9:222222222.22222222222
+3000000000:+9:333333333.33333333333
+6000000000:+9:666666666.66666666667
+7000000000:+9:777777777.77777777778
+8000000000:+9:888888888.88888888889
-+9000000000:+9:1000000000.
-+35500000:+113:314159.292035398230088
-+71000000:+226:314159.292035398230088
++9000000000:+9:1000000000
+# following two cases are the "old" behaviour, but are now (>v0.01) different
+#+35500000:+113:314159.292035398230088
+#+71000000:+226:314159.292035398230088
++35500000:+113:314159.29203539823009
++71000000:+226:314159.29203539823009
+106500000:+339:314159.29203539823009
+1000000000:+3:333333333.33333333333
-$Math::BigFloat::div_scale = 40
+$div_scale = 1
+# div_scale will be 3 since $x has 3 digits
++124:+3:41.3
+# reset scale for further tests
+$div_scale = 40
+&fmod
++0:0:NaN
++0:1:0
++3:1:0
+#+5:2:1
+#+9:4:1
+#+9:5:4
+#+9000:56:40
+#+56:9000:56
&fsqrt
+0:0
--1:/^(?i:0|\?|NaNQ?)$
--2:/^(?i:0|\?|NaNQ?)$
--16:/^(?i:0|\?|NaNQ?)$
--123.456:/^(?i:0|\?|NaNQ?)$
-+1:1.
-+1.44:1.2
-+2:1.41421356237309504880168872420969807857
-+4:2.
-+16:4.
-+100:10.
-+123.456:11.11107555549866648462149404118219234119
-+15241.383936:123.456
+-1:NaN
+-2:NaN
+-16:NaN
+-123.45:NaN
++1:1
+#+1.44:1.2
+#+2:1.41421356237309504880168872420969807857
+#+4:2
+#+16:4
+#+100:10
+#+123.456:11.11107555549866648462149404118219234119
+#+15241.38393:123.456
+&is_odd
+abc:0
+0:0
+-1:1
+-3:1
+1:1
+3:1
+1000001:1
+1000002:0
+2:0
+&is_even
+abc:0
+0:1
+-1:0
+-3:0
+1:0
+3:0
+1000001:0
+1000002:1
+2:1
+&is_zero
+NaNzero:0
+0:1
+-1:0
+1:0
+&is_one
+0:0
+2:0
+1:1
+-1:0
+-2:0
+&_set
+NaN:2:2
+2:abc:NaN
+1:-1:-1
+2:1:1
+-2:0:0
+128:-2:-2
+&bfloor
+0:0
+abc:NaN
++inf:+inf
+-inf:-inf
+1:1
+-51:-51
+-51.2:-52
+12.2:12
+&bceil
+0:0
+abc:NaN
++inf:+inf
+-inf:-inf
+1:1
+-51:-51
+-51.2:-51
+12.2:13