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1 | #!/usr/bin/perl -w |
2 | |
3 | use strict; |
4 | use Test; |
5 | |
6 | BEGIN |
7 | { |
8 | $| = 1; |
9 | chdir 't' if -d 't'; |
10 | unshift @INC, '../lib'; # for running manually |
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11 | plan tests => 51; |
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12 | } |
13 | |
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14 | # test whether Math::BigInt->config() and Math::BigFloat->config() works |
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15 | |
16 | use Math::BigInt; |
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17 | use Math::BigFloat; |
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18 | |
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19 | my $mbi = 'Math::BigInt'; my $mbf = 'Math::BigFloat'; |
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20 | |
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21 | ############################################################################## |
22 | # BigInt |
23 | |
24 | ok ($mbi->can('config')); |
25 | |
26 | my $cfg = $mbi->config(); |
27 | |
28 | ok (ref($cfg),'HASH'); |
29 | |
30 | ok ($cfg->{lib},'Math::BigInt::Calc'); |
31 | ok ($cfg->{lib_version}, $Math::BigInt::Calc::VERSION); |
32 | ok ($cfg->{class},$mbi); |
33 | ok ($cfg->{upgrade}||'',''); |
34 | ok ($cfg->{div_scale},40); |
35 | |
36 | ok ($cfg->{precision}||0,0); # should test for undef |
37 | ok ($cfg->{accuracy}||0,0); |
38 | |
39 | ok ($cfg->{round_mode},'even'); |
40 | |
41 | ok ($cfg->{trap_nan},0); |
42 | ok ($cfg->{trap_inf},0); |
43 | |
44 | ############################################################################## |
45 | # BigFloat |
46 | |
47 | ok ($mbf->can('config')); |
48 | |
49 | $cfg = $mbf->config(); |
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50 | |
51 | ok (ref($cfg),'HASH'); |
52 | |
53 | ok ($cfg->{lib},'Math::BigInt::Calc'); |
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54 | ok ($cfg->{with},'Math::BigInt::Calc'); |
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55 | ok ($cfg->{lib_version}, $Math::BigInt::Calc::VERSION); |
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56 | ok ($cfg->{class},$mbf); |
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57 | ok ($cfg->{upgrade}||'',''); |
58 | ok ($cfg->{div_scale},40); |
59 | |
60 | ok ($cfg->{precision}||0,0); # should test for undef |
61 | ok ($cfg->{accuracy}||0,0); |
62 | |
63 | ok ($cfg->{round_mode},'even'); |
64 | |
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65 | ok ($cfg->{trap_nan},0); |
66 | ok ($cfg->{trap_inf},0); |
67 | |
68 | ############################################################################## |
69 | # test setting values |
70 | |
71 | my $test = { |
72 | trap_nan => 1, |
73 | trap_inf => 1, |
74 | accuracy => 2, |
75 | precision => 3, |
76 | round_mode => 'zero', |
77 | div_scale => '100', |
78 | upgrade => 'Math::BigInt::SomeClass', |
79 | downgrade => 'Math::BigInt::SomeClass', |
80 | }; |
81 | |
82 | my $c; |
83 | |
84 | foreach my $key (keys %$test) |
85 | { |
86 | # see if setting in MBI works |
87 | eval ( "$mbi\->config( $key => '$test->{$key}' );" ); |
88 | $c = $mbi->config(); ok ("$key = $c->{$key}", "$key = $test->{$key}"); |
89 | $c = $mbf->config(); |
90 | # see if setting it in MBI leaves MBF alone |
91 | if (($c->{$key}||0) ne $test->{$key}) |
92 | { |
93 | ok (1,1); |
94 | } |
95 | else |
96 | { |
97 | ok ("$key eq $c->{$key}","$key ne $test->{$key}"); |
98 | } |
99 | |
100 | # see if setting in MBF works |
101 | eval ( "$mbf\->config( $key => '$test->{$key}' );" ); |
102 | $c = $mbf->config(); ok ("$key = $c->{$key}", "$key = $test->{$key}"); |
103 | } |
104 | |
105 | ############################################################################## |
106 | # test setting illegal keys (should croak) |
107 | |
108 | my $never_reached = 0; |
109 | eval ("$mbi\->config( 'some_garbage' => 1 ); $never_reached = 1;"); |
110 | ok ($never_reached,0); |
111 | |
112 | $never_reached = 0; |
113 | eval ("$mbf\->config( 'some_garbage' => 1 ); $never_reached = 1;"); |
114 | ok ($never_reached,0); |
115 | |
116 | # this does not work. Why? |
117 | #ok (@!, "Illegal keys 'some_garbage' passed to Math::BigInt->config() at ./config.t line 104"); |
118 | |
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119 | # all tests done |
120 | |