1#!./perl 2 3BEGIN { 4 unshift @INC, 't'; 5 require Config; 6 if (($Config::Config{'extensions'} !~ /\bB\b/) ){ 7 print "1..0 # Skip -- Perl configured without B module\n"; 8 exit 0; 9 } 10 require 'test.pl'; 11} 12 13$| = 1; 14use warnings; 15use strict; 16use Config; 17use B::Showlex (); 18 19plan tests => 15; 20 21my $verbose = @ARGV; # set if ANY ARGS 22 23my $a; 24my $Is_VMS = $^O eq 'VMS'; 25 26my $path = join " ", map { qq["-I$_"] } @INC; 27$path = '"-I../lib" "-Iperl_root:[lib]"' if $Is_VMS; # gets too long otherwise 28my $is_thread = $Config{use5005threads} && $Config{use5005threads} eq 'define'; 29 30if ($is_thread) { 31 ok "# use5005threads: test skipped\n"; 32} else { 33 $a = `$^X $path "-MO=Showlex" -e "my \@one" 2>&1`; 34 like ($a, qr/sv_undef.*PVNV.*\@one.*Nullsv.*AV/s, 35 "canonical usage works"); 36} 37 38# v1.01 tests 39 40my ($na,$nb,$nc); # holds regex-strs 41my ($out, $newlex); # output, option-flag 42 43sub padrep { 44 my ($varname,$newlex) = @_; 45 return ($newlex) 46 ? 'PVNV \(0x[0-9a-fA-F]+\) "\\'.$varname.'" = ' 47 : "PVNV \\\(0x[0-9a-fA-F]+\\\) \\$varname\n"; 48} 49 50for $newlex ('', '-newlex') { 51 52 $out = runperl ( switches => ["-MO=Showlex,$newlex"], 53 prog => 'my ($a,$b)', stderr => 1 ); 54 $na = padrep('$a',$newlex); 55 $nb = padrep('$b',$newlex); 56 like ($out, qr/1: $na/ms, 'found $a in "my ($a,$b)"'); 57 like ($out, qr/2: $nb/ms, 'found $b in "my ($a,$b)"'); 58 59 print $out if $verbose; 60 61SKIP: { 62 skip "no perlio in this build", 5 63 unless $Config::Config{useperlio}; 64 65 our $buf = 'arb startval'; 66 my $ak = B::Showlex::walk_output (\$buf); 67 68 my $walker = B::Showlex::compile( $newlex, sub{my($foo,$bar)} ); 69 $walker->(); 70 $na = padrep('$foo',$newlex); 71 $nb = padrep('$bar',$newlex); 72 like ($buf, qr/1: $na/ms, 'found $foo in "sub { my ($foo,$bar) }"'); 73 like ($buf, qr/2: $nb/ms, 'found $bar in "sub { my ($foo,$bar) }"'); 74 75 print $buf if $verbose; 76 77 $ak = B::Showlex::walk_output (\$buf); 78 79 my $src = 'sub { my ($scalar,@arr,%hash) }'; 80 my $sub = eval $src; 81 $walker = B::Showlex::compile($sub); 82 $walker->(); 83 $na = padrep('$scalar',$newlex); 84 $nb = padrep('@arr',$newlex); 85 $nc = padrep('%hash',$newlex); 86 like ($buf, qr/1: $na/ms, 'found $scalar in "'. $src .'"'); 87 like ($buf, qr/2: $nb/ms, 'found @arr in "'. $src .'"'); 88 like ($buf, qr/3: $nc/ms, 'found %hash in "'. $src .'"'); 89 90 print $buf if $verbose; 91 92 # fibonacci function under test 93 my $asub = sub { 94 my ($self,%props)=@_; 95 my $total; 96 { # inner block vars 97 my (@fib)=(1,2); 98 for (my $i=2; $i<10; $i++) { 99 $fib[$i] = $fib[$i-2] + $fib[$i-1]; 100 } 101 for my $i(0..10) { 102 $total += $i; 103 } 104 } 105 }; 106 $walker = B::Showlex::compile($asub, $newlex, -nosp); 107 $walker->(); 108 print $buf if $verbose; 109 110 $walker = B::Concise::compile($asub, '-exec'); 111 $walker->(); 112 113} 114} 115