6 if (($Config::Config{'extensions'} !~ /\bB\b/) ){
7 print "1..0 # Skip -- Perl configured without B module\n";
15 use Test::More tests => 14;
20 my $file = 'xreftest.out';
22 open SAVEOUT, ">&STDOUT" or diag $!;
25 our $compilesub = B::Xref::compile("-o$file");
26 ok( ref $compilesub eq 'CODE', "compile() returns a coderef ($compilesub)" );
27 $compilesub->(); # Compile this test script
29 open STDOUT, ">&SAVEOUT" or diag $!;
31 # Now parse the output
33 my ($curfile, $cursub, $curpack) = ('') x 3;
35 open XREF, $file or die "# Can't open $file: $!\n";
40 } elsif (/^ Subroutine (.*)/) {
42 } elsif (/^ Package (.*)/) {
44 } elsif ($curpack eq '?' && /^ (".*") +(.*)/
45 or /^ (\S+)\s+(.*)/) {
46 $xreftable{$curfile}{$cursub}{$curpack}{$1} = $2;
50 my $thisfile = __FILE__;
53 defined $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'},
54 '$compilesub present in main program'
57 $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'},
59 '$compilesub introduced at line 100'
62 $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'},
64 '$compilesub coderef called at line 102'
67 defined $xreftable{$thisfile}{'(main)'}{'(lexical)'}{'$curfile'},
68 '$curfile present in main program'
71 $xreftable{$thisfile}{'(main)'}{'(lexical)'}{'$curfile'},
73 '$curfile introduced at line 200'
76 defined $xreftable{$thisfile}{'(main)'}{main}{'%xreftable'},
77 '$xreftable present in main program'
80 defined $xreftable{$thisfile}{'Testing::Xref::foo'}{main}{'%xreftable'},
81 '$xreftable used in subroutine bar'
84 $xreftable{$thisfile}{'(main)'}{main}{'&use_ok'}, '&50',
85 'use_ok called at line 50'
88 $xreftable{$thisfile}{'(definitions)'}{'Testing::Xref'}{'&foo'}, 's1001',
89 'subroutine foo defined at line 1001'
92 $xreftable{$thisfile}{'(definitions)'}{'Testing::Xref'}{'&bar'}, 's1002',
93 'subroutine bar defined at line 1002'
96 $xreftable{$thisfile}{'Testing::Xref::bar'}{'Testing::Xref'}{'&foo'},
97 '&1002', 'subroutine foo called at line 1002 by bar'
100 $xreftable{$thisfile}{'Testing::Xref::foo'}{'Testing::Xref'}{'*FOO'},
101 '1001', 'glob FOO used in subroutine foo'
105 1 while unlink $file;
109 # Now some stuff to feed B::Xref
112 package Testing::Xref;
113 sub foo { print FOO %::xreftable; }
114 sub bar { print FOO foo; }