| 1 | #!/usr/bin/perl -w
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| 2 |
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| 3 | ###############################################################################
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| 4 |
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| 5 | use Test;
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| 6 | use strict;
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| 7 |
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| 8 | BEGIN
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| 9 | {
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| 10 | $| = 1;
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| 11 | chdir 't' if -d 't';
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| 12 | unshift @INC, '../lib';
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| 13 | plan tests => 20;
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| 14 | }
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| 15 |
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| 16 | use bignum;
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| 17 |
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| 18 | ###############################################################################
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| 19 | # general tests
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| 20 |
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| 21 | my $x = 5; ok (ref($x) =~ /^Math::BigInt/); # :constant
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| 22 |
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| 23 | ok (2 + 2.5,4.5);
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| 24 | $x = 2 + 3.5; ok (ref($x),'Math::BigFloat');
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| 25 | ok (2 * 2.1,4.2);
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| 26 | $x = 2 + 2.1; ok (ref($x),'Math::BigFloat');
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| 27 |
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| 28 | $x = 2 ** 255; ok (ref($x) =~ /^Math::BigInt/);
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| 29 |
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| 30 | # see if Math::BigInt constant and upgrading works
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| 31 | ok (Math::BigInt::bsqrt('12'),'3.464101615137754587054892683011744733886');
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| 32 | ok (sqrt(12),'3.464101615137754587054892683011744733886');
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| 33 |
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| 34 | ok (2/3,"0.6666666666666666666666666666666666666667");
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| 35 |
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| 36 | #ok (2 ** 0.5, 'NaN'); # should be sqrt(2);
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| 37 |
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| 38 | ok (12->bfac(),479001600);
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| 39 |
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| 40 | # see if Math::BigFloat constant works
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| 41 |
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| 42 | # 0123456789 0123456789 <- default 40
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| 43 | # 0123456789 0123456789
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| 44 | ok (1/3, '0.3333333333333333333333333333333333333333');
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| 45 |
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| 46 | ###############################################################################
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| 47 | # accurarcy and precision
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| 48 |
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| 49 | ok_undef (bignum->accuracy());
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| 50 | ok (bignum->accuracy(12),12);
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| 51 | ok (bignum->accuracy(),12);
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| 52 |
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| 53 | ok_undef (bignum->precision());
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| 54 | ok (bignum->precision(12),12);
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| 55 | ok (bignum->precision(),12);
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| 56 |
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| 57 | ok (bignum->round_mode(),'even');
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| 58 | ok (bignum->round_mode('odd'),'odd');
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| 59 | ok (bignum->round_mode(),'odd');
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| 60 |
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| 61 | ###############################################################################
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| 62 | ###############################################################################
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| 63 | # Perl 5.005 does not like ok ($x,undef)
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| 64 |
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| 65 | sub ok_undef
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| 66 | {
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| 67 | my $x = shift;
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| 68 |
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| 69 | ok (1,1) and return if !defined $x;
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| 70 | ok ($x,'undef');
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| 71 | }
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