summaryrefslogtreecommitdiff
path: root/cpan/Math-BigRat/t/trap.t
diff options
context:
space:
mode:
Diffstat (limited to 'cpan/Math-BigRat/t/trap.t')
-rw-r--r--cpan/Math-BigRat/t/trap.t75
1 files changed, 0 insertions, 75 deletions
diff --git a/cpan/Math-BigRat/t/trap.t b/cpan/Math-BigRat/t/trap.t
deleted file mode 100644
index cd3f442f2d..0000000000
--- a/cpan/Math-BigRat/t/trap.t
+++ /dev/null
@@ -1,75 +0,0 @@
-#!/usr/bin/perl -w
-
-# test that config ( trap_nan => 1, trap_inf => 1) really works/dies
-
-use strict;
-use Test::More tests => 29;
-
-use Math::BigRat;
-
-my $mbi = 'Math::BigRat';
-my ($cfg,$x);
-
-foreach my $class ($mbi)
- {
- # can do and defaults are okay?
- can_ok ($class, 'config');
- is ($class->config()->{trap_nan}, 0);
- is ($class->config()->{trap_inf}, 0);
-
- # can set?
- $cfg = $class->config( trap_nan => 1 ); is ($cfg->{trap_nan},1);
-
- # can set via hash ref?
- $cfg = $class->config( { trap_nan => 1 } ); is ($cfg->{trap_nan},1);
-
- # also test that new() still works normally
- eval ("\$x = \$class->new('42'); \$x->bnan();");
- like ($@, qr/^Tried to set/);
- is ($x,42); # after new() never modified
-
- # can reset?
- $cfg = $class->config( trap_nan => 0 ); is ($cfg->{trap_nan},0);
-
- # can set?
- $cfg = $class->config( trap_inf => 1 ); is ($cfg->{trap_inf},1);
- eval ("\$x = \$class->new('4711'); \$x->binf();");
- like ($@, qr/^Tried to set/);
- is ($x,4711); # after new() never modified
-
- # +$x/0 => +inf
- eval ("\$x = \$class->new('4711'); \$x->bdiv(0);");
- like ($@, qr/^Tried to set/);
- is ($x,4711); # after new() never modified
-
- # -$x/0 => -inf
- eval ("\$x = \$class->new('-0815'); \$x->bdiv(0);");
- like ($@, qr/^Tried to set/);
- is ($x,-815); # after new() never modified
-
- $cfg = $class->config( trap_nan => 1 );
- # 0/0 => NaN
- eval ("\$x = \$class->new('0'); \$x->bdiv(0);");
- like ($@, qr/^Tried to set/);
- is ($x,0); # after new() never modified
- }
-
-##############################################################################
-# BigRat
-
-$cfg = Math::BigRat->config( trap_nan => 1 );
-
-for my $trap (qw/0.1a +inf inf -inf/)
- {
- my $x = Math::BigRat->new('7/4');
-
- eval ("\$x = \$mbi->new('$trap');");
- is ($x,'7/4'); # never modified since it dies
- eval ("\$x = \$mbi->new('$trap');");
- is ($x,'7/4'); # never modified since it dies
- eval ("\$x = \$mbi->new('$trap/7');");
- is ($x,'7/4'); # never modified since it dies
- }
-
-# all tests done
-