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Move report_uninit() and its static supporting functions to the end of
[perl5.git] / ext / B / t / b.t
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1#!./perl
2
3BEGIN {
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4 if ($ENV{PERL_CORE}){
5 chdir('t') if -d 't';
6 if ($^O eq 'MacOS') {
7 @INC = qw(: ::lib ::macos:lib);
8 } else {
9 @INC = '.';
10 push @INC, '../lib';
11 }
1b026014 12 } else {
5638aaac 13 unshift @INC, 't';
db5fd395 14 }
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15 require Config;
16 if (($Config::Config{'extensions'} !~ /\bB\b/) ){
17 print "1..0 # Skip -- Perl configured without B module\n";
18 exit 0;
19 }
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20}
21
22$| = 1;
23use warnings;
24use strict;
01b509b0 25use Test::More tests => 41;
ccc418af 26
c5f0f3aa 27BEGIN { use_ok( 'B' ); }
ccc418af 28
08c6f5ec 29
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30package Testing::Symtable;
31use vars qw($This @That %wibble $moo %moo);
32my $not_a_sym = 'moo';
ccc418af 33
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34sub moo { 42 }
35sub car { 23 }
ccc418af 36
f70490b9 37
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38package Testing::Symtable::Foo;
39sub yarrow { "Hock" }
f70490b9 40
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41package Testing::Symtable::Bar;
42sub hock { "yarrow" }
9b86dfa2 43
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44package main;
45use vars qw(%Subs);
46local %Subs = ();
47B::walksymtable(\%Testing::Symtable::, 'find_syms', sub { $_[0] =~ /Foo/ },
48 'Testing::Symtable::');
ccc418af 49
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50sub B::GV::find_syms {
51 my($symbol) = @_;
de3f1649 52
87a42246 53 $main::Subs{$symbol->STASH->NAME . '::' . $symbol->NAME}++;
cfe9256d 54}
ccc418af 55
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56my @syms = map { 'Testing::Symtable::'.$_ } qw(This That wibble moo car
57 BEGIN);
58push @syms, "Testing::Symtable::Foo::yarrow";
ccc418af 59
87a42246 60# Make sure we hit all the expected symbols.
c5f0f3aa 61ok( join('', sort @syms) eq join('', sort keys %Subs), 'all symbols found' );
1e1dbab6 62
87a42246 63# Make sure we only hit them each once.
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64ok( (!grep $_ != 1, values %Subs), '...and found once' );
65
66# Tests for MAGIC / MOREMAGIC
67ok( B::svref_2object(\$.)->MAGIC->TYPE eq "\0", '$. has \0 magic' );
68{
69 my $e = '';
70 local $SIG{__DIE__} = sub { $e = $_[0] };
71 # Used to dump core, bug #16828
72 eval { B::svref_2object(\$.)->MAGIC->MOREMAGIC->TYPE; };
73 like( $e, qr/Can't call method "TYPE" on an undefined value/,
74 '$. has no more magic' );
75}
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76
77my $iv = 1;
78my $iv_ref = B::svref_2object(\$iv);
79is(ref $iv_ref, "B::IV", "Test B:IV return from svref_2object");
80is($iv_ref->REFCNT, 1, "Test B::IV->REFCNT");
81# Flag tests are needed still
82#diag $iv_ref->FLAGS();
83my $iv_ret = $iv_ref->object_2svref();
84is(ref $iv_ret, "SCALAR", "Test object_2svref() return is SCALAR");
85is($$iv_ret, $iv, "Test object_2svref()");
86is($iv_ref->int_value, $iv, "Test int_value()");
87is($iv_ref->IV, $iv, "Test IV()");
88is($iv_ref->IVX(), $iv, "Test IVX()");
89is($iv_ref->UVX(), $iv, "Test UVX()");
90
91my $pv = "Foo";
92my $pv_ref = B::svref_2object(\$pv);
93is(ref $pv_ref, "B::PV", "Test B::PV return from svref_2object");
94is($pv_ref->REFCNT, 1, "Test B::PV->REFCNT");
95# Flag tests are needed still
96#diag $pv_ref->FLAGS();
97my $pv_ret = $pv_ref->object_2svref();
98is(ref $pv_ret, "SCALAR", "Test object_2svref() return is SCALAR");
99is($$pv_ret, $pv, "Test object_2svref()");
100is($pv_ref->PV(), $pv, "Test PV()");
101eval { is($pv_ref->RV(), $pv, "Test RV()"); };
102ok($@, "Test RV()");
103is($pv_ref->PVX(), $pv, "Test PVX()");
104
105my $nv = 1.1;
106my $nv_ref = B::svref_2object(\$nv);
107is(ref $nv_ref, "B::NV", "Test B::NV return from svref_2object");
108is($nv_ref->REFCNT, 1, "Test B::NV->REFCNT");
109# Flag tests are needed still
110#diag $nv_ref->FLAGS();
111my $nv_ret = $nv_ref->object_2svref();
112is(ref $nv_ret, "SCALAR", "Test object_2svref() return is SCALAR");
113is($$nv_ret, $nv, "Test object_2svref()");
114is($nv_ref->NV, $nv, "Test NV()");
115is($nv_ref->NVX(), $nv, "Test NVX()");
116
117my $null = undef;
118my $null_ref = B::svref_2object(\$null);
119is(ref $null_ref, "B::NULL", "Test B::NULL return from svref_2object");
120is($null_ref->REFCNT, 1, "Test B::NULL->REFCNT");
121# Flag tests are needed still
122#diag $null_ref->FLAGS();
123my $null_ret = $nv_ref->object_2svref();
124is(ref $null_ret, "SCALAR", "Test object_2svref() return is SCALAR");
125is($$null_ret, $nv, "Test object_2svref()");
126
127my $cv = sub{ 1; };
128my $cv_ref = B::svref_2object(\$cv);
129is($cv_ref->REFCNT, 1, "Test B::RV->REFCNT");
130is(ref $cv_ref, "B::RV", "Test B::RV return from svref_2object - code");
131my $cv_ret = $cv_ref->object_2svref();
132is(ref $cv_ret, "REF", "Test object_2svref() return is REF");
133is($$cv_ret, $cv, "Test object_2svref()");
134
135my $av = [];
136my $av_ref = B::svref_2object(\$av);
137is(ref $av_ref, "B::RV", "Test B::RV return from svref_2object - array");
138
139my $hv = [];
140my $hv_ref = B::svref_2object(\$hv);
141is(ref $hv_ref, "B::RV", "Test B::RV return from svref_2object - hash");
142
143local *gv = *STDOUT;
144my $gv_ref = B::svref_2object(\*gv);
145is(ref $gv_ref, "B::GV", "Test B::GV return from svref_2object");
146ok(! $gv_ref->is_empty(), "Test is_empty()");
147is($gv_ref->NAME(), "gv", "Test NAME()");
148is($gv_ref->SAFENAME(), "gv", "Test SAFENAME()");
149like($gv_ref->FILE(), qr/b\.t$/, "Testing FILE()");