xref: /onnv-gate/usr/src/cmd/perl/5.8.4/distrib/ext/B/t/asmdata.t (revision 0:68f95e015346)
1#!./perl -Tw
2
3BEGIN {
4    chdir 't';
5    @INC = '../lib';
6}
7
8use Test::More tests => 13;
9
10use_ok('B::Asmdata', qw(%insn_data @insn_name @optype @specialsv_name));
11
12# check we got something.
13isnt( keys %insn_data,  0,  '%insn_data exported and populated' );
14isnt( @insn_name,       0,  '   @insn_name' );
15isnt( @optype,          0,  '   @optype' );
16isnt( @specialsv_name,  0,  '   @specialsv_name' );
17
18# pick an op that's not likely to go away in the future
19my @data = values %insn_data;
20is( (grep { ref eq 'ARRAY' } @data),  @data,   '%insn_data contains arrays' );
21
22# pick one at random to test with.
23my $opname = (keys %insn_data)[rand @data];
24my $data = $insn_data{$opname};
25like( $data->[0], qr/^\d+$/,    '   op number' );
26is( ref $data->[1],  'CODE',    '   PUT code ref' );
27ok( !ref $data->[2],            '   GET method' );
28
29is( $insn_name[$data->[0]], $opname,    '@insn_name maps correctly' );
30
31
32# I'm going to assume that op types will all be named /OP$/.
33# If this changes in the future, change this test.
34is( grep(/OP$/, @optype), @optype,  '@optype is all /OP$/' );
35
36
37# comment in bytecode.pl says "Nullsv *must come first so that the
38# condition ($$sv == 0) can continue to be used to test (sv == Nullsv)."
39is( $specialsv_name[0],  'Nullsv',  'Nullsv come first in @special_sv_name' );
40
41# other than that, we can't really say much more about @specialsv_name
42# than it has to contain strings (on the off chance &PL_sv_undef gets
43# flubbed)
44is( grep(!ref, @specialsv_name), @specialsv_name,   '  contains all strings' );
45