1 files changed, 163 insertions, 0 deletions
diff --git a/contrib/perl5/t/lib/b.t b/contrib/perl5/t/lib/b.t
new file mode 100755
index 000000000000..22156c2354a4
--- /dev/null
+++ b/contrib/perl5/t/lib/b.t
@@ -0,0 +1,163 @@
+#!./perl
+
+BEGIN {
+    chdir 't' if -d 't';
+    if ($^O eq 'MacOS') { 
+	@INC = qw(: ::lib ::macos:lib); 
+    } else { 
+	@INC = '.'; 
+	push @INC, '../lib'; 
+    }
+}
+
+$|  = 1;
+use warnings;
+use strict;
+use Config;
+
+print "1..15\n";
+
+my $test = 1;
+
+sub ok { print "ok $test\n"; $test++ }
+
+use B::Deparse;
+my $deparse = B::Deparse->new() or print "not ";
+ok;
+
+print "not " if "{\n    1;\n}" ne $deparse->coderef2text(sub {1});
+ok;
+
+print "not " if "{\n    '???';\n    2;\n}" ne
+                    $deparse->coderef2text(sub {1;2});
+ok;
+
+print "not " if "{\n    \$test /= 2 if ++\$test;\n}" ne
+                    $deparse->coderef2text(sub {++$test and $test/=2;});
+ok;
+{
+my $a = <<'EOF';
+{
+    $test = sub : lvalue {
+        my $x;
+    }
+    ;
+}
+EOF
+chomp $a;
+print "not " if $deparse->coderef2text(sub{$test = sub : lvalue{my $x}}) ne $a;
+ok;
+
+$a =~ s/lvalue/method/;
+print "not " if $deparse->coderef2text(sub{$test = sub : method{my $x}}) ne $a;
+ok;
+
+$a =~ s/method/locked method/;
+print "not " if $deparse->coderef2text(sub{$test = sub : method locked {my $x}})
+                                     ne $a;
+ok;
+}
+
+my $a;
+my $Is_VMS = $^O eq 'VMS';
+my $Is_MacOS = $^O eq 'MacOS';
+
+my $path = join " ", map { qq["-I$_"] } @INC;
+my $redir = $Is_MacOS ? "" : "2>&1";
+
+$a = `$^X $path "-MO=Deparse" -anle 1 $redir`;
+$a =~ s/-e syntax OK\n//g;
+$a =~ s{\\340\\242}{\\s} if (ord("\\") == 224); # EBCDIC, cp 1047 or 037
+$a =~ s{\\274\\242}{\\s} if (ord("\\") == 188); # $^O eq 'posix-bc'
+$b = <<'EOF';
+
+LINE: while (defined($_ = <ARGV>)) {
+    chomp $_;
+    @F = split(/\s+/, $_, 0);
+    '???';
+}
+
+EOF
+print "# [$a]\n\# vs\n# [$b]\nnot " if $a ne $b;
+ok;
+
+#6
+$a = `$^X $path "-MO=Debug" -e 1 $redir`;
+print "not " unless $a =~
+/\bLISTOP\b.*\bOP\b.*\bCOP\b.*\bOP\b/s;
+ok;
+
+#7
+$a = `$^X $path "-MO=Terse" -e 1 $redir`;
+print "not " unless $a =~
+/\bLISTOP\b.*leave.*\n    OP\b.*enter.*\n    COP\b.*nextstate.*\n    OP\b.*null/s;
+ok;
+
+$a = `$^X $path "-MO=Terse" -ane "s/foo/bar/" $redir`;
+$a =~ s/\(0x[^)]+\)//g;
+$a =~ s/\[[^\]]+\]//g;
+$a =~ s/-e syntax OK//;
+$a =~ s/[^a-z ]+//g;
+$a =~ s/\s+/ /g;
+$a =~ s/\b(s|foo|bar|ullsv)\b\s?//g;
+$a =~ s/^\s+//;
+$a =~ s/\s+$//;
+my $is_thread = $Config{use5005threads} && $Config{use5005threads} eq 'define';
+if ($is_thread) {
+    $b=<<EOF;
+leave enter nextstate label leaveloop enterloop null and defined null
+threadsv readline gv lineseq nextstate aassign null pushmark split pushre
+threadsv const null pushmark rvav gv nextstate subst const unstack nextstate
+EOF
+} else {
+    $b=<<EOF;
+leave enter nextstate label leaveloop enterloop null and defined null
+null gvsv readline gv lineseq nextstate aassign null pushmark split pushre
+null gvsv const null pushmark rvav gv nextstate subst const unstack nextstate
+EOF
+}
+$b=~s/\n/ /g;$b=~s/\s+/ /g;
+$b =~ s/\s+$//;
+print "# [$a]\n# vs\n# [$b]\nnot " if $a ne $b;
+ok;
+
+chomp($a = `$^X $path "-MB::Stash" "-Mwarnings" -e1`);
+$a = join ',', sort split /,/, $a;
+$a =~ s/-uWin32,// if $^O eq 'MSWin32';
+$a =~ s/-u(Cwd|File|File::Copy|OS2),//g if $^O eq 'os2';
+$a =~ s/-uCwd,// if $^O eq 'cygwin';
+if ($Config{static_ext} eq ' ') {
+  $b = '-uCarp,-uCarp::Heavy,-uDB,-uExporter,-uExporter::Heavy,-uattributes,'
+     . '-umain,-uwarnings';
+  if (ord('A') == 193) { # EBCDIC sort order is qw(a A) not qw(A a)
+      $b = join ',', sort split /,/, $b;
+  }
+  print "# [$a] vs [$b]\nnot " if $a ne $b;
+  ok;
+} else {
+  print "ok $test # skipped: one or more static extensions\n"; $test++;
+}
+
+if ($is_thread) {
+    print "# use5005threads: test $test skipped\n";
+} else {
+    $a = `$^X $path "-MO=Showlex" -e "my %one" $redir`;
+    if (ord('A') != 193) { # ASCIIish
+        print "# [$a]\nnot " unless $a =~ /sv_undef.*PVNV.*%one.*sv_undef.*HV/s;
+    } 
+    else { # EBCDICish C<1: PVNV (0x1a7ede34) "%\226\225\205">
+        print "# [$a]\nnot " unless $a =~ /sv_undef.*PVNV.*%\\[0-9].*sv_undef.*HV/s;
+    }
+}
+ok;
+
+# Bug 20001204.07
+{
+my $foo = $deparse->coderef2text(sub { { 234; }});
+# Constants don't get optimised here.
+print "not " unless $foo =~ /{.*{.*234;.*}.*}/sm;
+ok;
+$foo = $deparse->coderef2text(sub { { 234; } continue { 123; } });
+print "not " unless $foo =~ /{.*{.*234;.*}.*continue.*{.*123.*}/sm; 
+ok;
+}