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400 lines
7.7 KiB
Plaintext
400 lines
7.7 KiB
Plaintext
Check strict vars functionality
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__END__
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# no strict, should build & run ok.
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Fred ;
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my $fred ;
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$b = "fred" ;
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$a = $$b ;
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EXPECT
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########
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use strict qw(subs refs) ;
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$fred ;
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EXPECT
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########
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use strict ;
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no strict 'vars' ;
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$fred ;
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EXPECT
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########
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# strict vars - no error
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use strict 'vars' ;
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use vars qw( $freddy) ;
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BEGIN { *freddy = \$joe::shmoe; }
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$freddy = 2 ;
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EXPECT
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########
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# strict vars - no error
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use strict 'vars' ;
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use vars qw( $freddy) ;
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local $abc::joe ;
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my $fred ;
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my $b = \$fred ;
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$Fred::ABC = 1 ;
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$freddy = 2 ;
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EXPECT
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########
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# strict vars - error
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use strict ;
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$fred ;
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EXPECT
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Global symbol "$fred" requires explicit package name at - line 4.
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Execution of - aborted due to compilation errors.
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########
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# strict vars - error
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use strict 'vars' ;
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$fred ;
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EXPECT
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Global symbol "$fred" requires explicit package name at - line 4.
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Execution of - aborted due to compilation errors.
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########
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# strict vars - error
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use strict 'vars' ;
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local $fred ;
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EXPECT
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Global symbol "$fred" requires explicit package name at - line 4.
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Execution of - aborted due to compilation errors.
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########
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# Check compile time scope of strict vars pragma
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use strict 'vars' ;
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{
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no strict ;
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$joe = 1 ;
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}
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$joe = 1 ;
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EXPECT
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Variable "$joe" is not imported at - line 8.
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Global symbol "$joe" requires explicit package name at - line 8.
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Execution of - aborted due to compilation errors.
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########
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# Check compile time scope of strict vars pragma
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no strict;
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{
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use strict 'vars' ;
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$joe = 1 ;
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}
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$joe = 1 ;
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EXPECT
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Global symbol "$joe" requires explicit package name at - line 6.
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Execution of - aborted due to compilation errors.
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########
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--FILE-- abc
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$joe = 1 ;
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1;
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--FILE--
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use strict 'vars' ;
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require "./abc";
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EXPECT
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########
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--FILE-- abc
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use strict 'vars' ;
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1;
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--FILE--
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require "./abc";
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$joe = 1 ;
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EXPECT
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########
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--FILE-- abc
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use strict 'vars' ;
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$joe = 1 ;
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1;
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--FILE--
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$joe = 1 ;
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require "./abc";
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EXPECT
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Variable "$joe" is not imported at ./abc line 2.
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Global symbol "$joe" requires explicit package name at ./abc line 2.
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Compilation failed in require at - line 2.
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########
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--FILE-- abc.pm
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use strict 'vars' ;
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$joe = 1 ;
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1;
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--FILE--
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$joe = 1 ;
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use abc;
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EXPECT
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Variable "$joe" is not imported at abc.pm line 2.
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Global symbol "$joe" requires explicit package name at abc.pm line 2.
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Compilation failed in require at - line 2.
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BEGIN failed--compilation aborted at - line 2.
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########
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--FILE-- abc.pm
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package Burp;
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use strict;
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$a = 1;$f = 1;$k = 1; # just to get beyond the limit...
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$b = 1;$g = 1;$l = 1;
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$c = 1;$h = 1;$m = 1;
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$d = 1;$i = 1;$n = 1;
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$e = 1;$j = 1;$o = 1;
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$p = 0b12;
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--FILE--
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# known scalar leak
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BEGIN { $ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3; }
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use abc;
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EXPECT
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Global symbol "$f" requires explicit package name at abc.pm line 3.
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Global symbol "$k" requires explicit package name at abc.pm line 3.
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Global symbol "$g" requires explicit package name at abc.pm line 4.
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Global symbol "$l" requires explicit package name at abc.pm line 4.
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Global symbol "$c" requires explicit package name at abc.pm line 5.
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Global symbol "$h" requires explicit package name at abc.pm line 5.
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Global symbol "$m" requires explicit package name at abc.pm line 5.
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Global symbol "$d" requires explicit package name at abc.pm line 6.
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Global symbol "$i" requires explicit package name at abc.pm line 6.
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Global symbol "$n" requires explicit package name at abc.pm line 6.
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Global symbol "$e" requires explicit package name at abc.pm line 7.
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Global symbol "$j" requires explicit package name at abc.pm line 7.
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Global symbol "$o" requires explicit package name at abc.pm line 7.
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Global symbol "$p" requires explicit package name at abc.pm line 8.
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Illegal binary digit '2' at abc.pm line 8, at end of line
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abc.pm has too many errors.
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Compilation failed in require at - line 3.
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BEGIN failed--compilation aborted at - line 3.
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########
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# Check scope of pragma with eval
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no strict ;
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eval {
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$joe = 1 ;
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};
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print STDERR $@;
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$joe = 1 ;
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EXPECT
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########
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# Check scope of pragma with eval
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no strict ;
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eval {
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use strict 'vars' ;
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$joe = 1 ;
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};
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print STDERR $@;
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$joe = 1 ;
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EXPECT
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Global symbol "$joe" requires explicit package name at - line 6.
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Execution of - aborted due to compilation errors.
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########
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# Check scope of pragma with eval
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use strict 'vars' ;
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eval {
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$joe = 1 ;
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};
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print STDERR $@;
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$joe = 1 ;
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EXPECT
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Global symbol "$joe" requires explicit package name at - line 5.
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Global symbol "$joe" requires explicit package name at - line 8.
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Execution of - aborted due to compilation errors.
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########
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# Check scope of pragma with eval
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use strict 'vars' ;
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eval {
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no strict ;
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$joe = 1 ;
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};
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print STDERR $@;
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$joe = 1 ;
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EXPECT
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Variable "$joe" is not imported at - line 9.
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Global symbol "$joe" requires explicit package name at - line 9.
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Execution of - aborted due to compilation errors.
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########
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# Check scope of pragma with eval
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no strict ;
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eval '
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$joe = 1 ;
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'; print STDERR $@ ;
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$joe = 1 ;
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EXPECT
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########
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# Check scope of pragma with eval
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no strict ;
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eval q[
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use strict 'vars' ;
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$joe = 1 ;
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]; print STDERR $@;
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EXPECT
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Global symbol "$joe" requires explicit package name at (eval 1) line 3.
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########
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# Check scope of pragma with eval
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use strict 'vars' ;
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eval '
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$joe = 1 ;
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'; print STDERR $@ ;
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EXPECT
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Global symbol "$joe" requires explicit package name at (eval 1) line 2.
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########
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# Check scope of pragma with eval
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use strict 'vars' ;
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eval '
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no strict ;
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$joe = 1 ;
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'; print STDERR $@;
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$joe = 1 ;
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EXPECT
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Global symbol "$joe" requires explicit package name at - line 8.
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Execution of - aborted due to compilation errors.
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########
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# Check if multiple evals produce same errors
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use strict 'vars';
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my $ret = eval q{ print $x; };
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print $@;
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print "ok 1\n" unless defined $ret;
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$ret = eval q{ print $x; };
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print $@;
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print "ok 2\n" unless defined $ret;
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EXPECT
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Global symbol "$x" requires explicit package name at (eval 1) line 1.
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ok 1
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Global symbol "$x" requires explicit package name at (eval 2) line 1.
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ok 2
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########
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# strict vars with outer our - no error
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use strict 'vars' ;
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our $freddy;
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local $abc::joe ;
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my $fred ;
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my $b = \$fred ;
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$Fred::ABC = 1 ;
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$freddy = 2 ;
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EXPECT
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########
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# strict vars with inner our - no error
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use strict 'vars' ;
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sub foo {
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our $fred;
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$fred;
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}
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EXPECT
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########
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# strict vars with outer our, inner use - no error
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use strict 'vars' ;
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our $fred;
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sub foo {
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$fred;
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}
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EXPECT
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########
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# strict vars with nested our - no error
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use strict 'vars' ;
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our $fred;
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sub foo {
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our $fred;
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$fred;
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}
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$fred ;
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EXPECT
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########
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# strict vars with elapsed our - error
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use strict 'vars' ;
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sub foo {
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our $fred;
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$fred;
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}
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$fred ;
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EXPECT
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Variable "$fred" is not imported at - line 8.
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Global symbol "$fred" requires explicit package name at - line 8.
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Execution of - aborted due to compilation errors.
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########
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# nested our with local - no error
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$fred = 1;
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use strict 'vars';
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{
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local our $fred = 2;
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print $fred,"\n";
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}
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print our $fred,"\n";
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EXPECT
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2
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1
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########
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# "nailed" our declaration visibility across package boundaries
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use strict 'vars';
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our $foo;
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$foo = 20;
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package Foo;
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print $foo, "\n";
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EXPECT
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20
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########
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# multiple our declarations in same scope, different packages, no warning
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use strict 'vars';
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use warnings;
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our $foo;
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${foo} = 10;
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package Foo;
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our $foo = 20;
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print $foo, "\n";
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EXPECT
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20
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########
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# multiple our declarations in same scope, same package, warning
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use strict 'vars';
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use warnings;
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our $foo;
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${foo} = 10;
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our $foo;
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EXPECT
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"our" variable $foo masks earlier declaration in same scope at - line 7.
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########
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# multiple our declarations in same scope, same package, warning
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use strict 'vars';
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use warnings;
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our $foo;
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{
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our $foo;
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package Foo;
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our $foo;
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}
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EXPECT
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"our" variable $foo redeclared at - line 7.
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(Did you mean "local" instead of "our"?)
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Name "Foo::foo" used only once: possible typo at - line 9.
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