Commit | Line | Data |
126f3c5f |
1 | #!/usr/bin/perl -w |
2 | |
3 | ############################################################################### |
4 | |
5 | use Test; |
6 | use strict; |
7 | |
8 | BEGIN |
9 | { |
10 | $| = 1; |
11 | chdir 't' if -d 't'; |
12 | unshift @INC, '../lib'; |
13 | plan tests => 17; |
14 | } |
15 | |
16 | use bignum; |
17 | |
18 | ############################################################################### |
19 | # general tests |
20 | |
21 | my $x = 5; ok (ref($x) =~ /^Math::BigInt/); # :constant |
22 | |
23 | # todo: ok (2 + 2.5,4.5); # should still work |
24 | # todo: $x = 2 + 3.5; ok (ref($x),'Math::BigFloat'); |
25 | |
26 | $x = 2 ** 255; ok (ref($x) =~ /^Math::BigInt/); |
27 | |
28 | # see if Math::BigInt constant and upgrading works |
29 | ok (Math::BigInt::bsqrt(12),'3.464101615137754587054892683011744733886'); |
30 | ok (sqrt(12),'3.464101615137754587054892683011744733886'); |
31 | |
32 | ok (2/3,"0.6666666666666666666666666666666666666667"); |
33 | |
34 | #ok (2 ** 0.5, 'NaN'); # should be sqrt(2); |
35 | |
36 | ok (12->bfac(),479001600); |
37 | |
38 | # see if Math::BigFloat constant works |
39 | |
40 | # 0123456789 0123456789 <- default 40 |
41 | # 0123456789 0123456789 |
42 | ok (1/3, '0.3333333333333333333333333333333333333333'); |
43 | |
44 | ############################################################################### |
45 | # accurarcy and precision |
46 | |
47 | # this might change! |
48 | |
49 | ok_undef ($Math::BigInt::accuracy); |
50 | ok_undef ($Math::BigInt::precision); |
51 | ok_undef ($Math::BigFloat::accuracy); |
52 | ok_undef ($Math::BigFloat::precision); |
53 | bignum->accuracy(5); |
54 | ok ($Math::BigInt::accuracy,5); |
55 | ok ($Math::BigFloat::accuracy,5); |
56 | bignum->precision(-2); |
57 | ok_undef ($Math::BigInt::accuracy); |
58 | ok_undef ($Math::BigFloat::accuracy); |
59 | ok ($Math::BigInt::precision,-2); |
60 | ok ($Math::BigFloat::precision,-2); |
61 | |
62 | ############################################################################### |
63 | ############################################################################### |
64 | # Perl 5.005 does not like ok ($x,undef) |
65 | |
66 | sub ok_undef |
67 | { |
68 | my $x = shift; |
69 | |
70 | ok (1,1) and return if !defined $x; |
71 | ok ($x,'undef'); |
72 | } |