diff options
Diffstat (limited to 'contrib/perl5/t/pragma/strict-refs')
-rw-r--r-- | contrib/perl5/t/pragma/strict-refs | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/contrib/perl5/t/pragma/strict-refs b/contrib/perl5/t/pragma/strict-refs new file mode 100644 index 0000000..7bf1556 --- /dev/null +++ b/contrib/perl5/t/pragma/strict-refs @@ -0,0 +1,295 @@ +Check strict refs functionality + +__END__ + +# no strict, should build & run ok. +my $fred ; +$b = "fred" ; +$a = $$b ; +$c = ${"def"} ; +$c = @{"def"} ; +$c = %{"def"} ; +$c = *{"def"} ; +$c = \&{"def"} ; +$c = def->[0]; +$c = def->{xyz}; +EXPECT + +######## + +# strict refs - error +use strict ; +my $fred ; +my $a = ${"fred"} ; +EXPECT +Can't use string ("fred") as a SCALAR ref while "strict refs" in use at - line 5. +######## + +# strict refs - error +use strict 'refs' ; +my $fred ; +my $a = ${"fred"} ; +EXPECT +Can't use string ("fred") as a SCALAR ref while "strict refs" in use at - line 5. +######## + +# strict refs - error +use strict 'refs' ; +my $fred ; +my $b = "fred" ; +my $a = $$b ; +EXPECT +Can't use string ("fred") as a SCALAR ref while "strict refs" in use at - line 6. +######## + +# strict refs - error +use strict 'refs' ; +my $b ; +my $a = $$b ; +EXPECT +Can't use an undefined value as a SCALAR reference at - line 5. +######## + +# strict refs - error +use strict 'refs' ; +my $b ; +my $a = @$b ; +EXPECT +Can't use an undefined value as an ARRAY reference at - line 5. +######## + +# strict refs - error +use strict 'refs' ; +my $b ; +my $a = %$b ; +EXPECT +Can't use an undefined value as a HASH reference at - line 5. +######## + +# strict refs - error +use strict 'refs' ; +my $b ; +my $a = *$b ; +EXPECT +Can't use an undefined value as a symbol reference at - line 5. +######## + +# strict refs - error +use strict 'refs' ; +my $a = fred->[0] ; +EXPECT +Can't use bareword ("fred") as an ARRAY ref while "strict refs" in use at - line 4. +######## + +# strict refs - error +use strict 'refs' ; +my $a = fred->{barney} ; +EXPECT +Can't use bareword ("fred") as a HASH ref while "strict refs" in use at - line 4. +######## + +# strict refs - no error +use strict ; +no strict 'refs' ; +my $fred ; +my $b = "fred" ; +my $a = $$b ; +use strict 'refs' ; +EXPECT + +######## + +# strict refs - no error +use strict qw(subs vars) ; +my $fred ; +my $b = "fred" ; +my $a = $$b ; +use strict 'refs' ; +EXPECT + +######## + +# strict refs - no error +my $fred ; +my $b = "fred" ; +my $a = $$b ; +use strict 'refs' ; +EXPECT + +######## + +# strict refs - no error +use strict 'refs' ; +my $fred ; +my $b = \$fred ; +my $a = $$b ; +EXPECT + +######## + +# Check runtime scope of strict refs pragma +use strict 'refs'; +my $fred ; +my $b = "fred" ; +{ + no strict ; + my $a = $$b ; +} +my $a = $$b ; +EXPECT +Can't use string ("fred") as a SCALAR ref while "strict refs" in use at - line 10. +######## + +# Check runtime scope of strict refs pragma +no strict ; +my $fred ; +my $b = "fred" ; +{ + use strict 'refs' ; + my $a = $$b ; +} +my $a = $$b ; +EXPECT +Can't use string ("fred") as a SCALAR ref while "strict refs" in use at - line 8. +######## + +# Check runtime scope of strict refs pragma +no strict ; +my $fred ; +my $b = "fred" ; +{ + use strict 'refs' ; + $a = sub { my $c = $$b ; } +} +&$a ; +EXPECT +Can't use string ("fred") as a SCALAR ref while "strict refs" in use at - line 8. +######## + + +--FILE-- abc +my $a = ${"Fred"} ; +1; +--FILE-- +use strict 'refs' ; +require "./abc"; +EXPECT + +######## + +--FILE-- abc +use strict 'refs' ; +1; +--FILE-- +require "./abc"; +my $a = ${"Fred"} ; +EXPECT + +######## + +--FILE-- abc +use strict 'refs' ; +my $a = ${"Fred"} ; +1; +--FILE-- +${"Fred"} ; +require "./abc"; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at ./abc line 2. +######## + +--FILE-- abc.pm +use strict 'refs' ; +my $a = ${"Fred"} ; +1; +--FILE-- +my $a = ${"Fred"} ; +use abc; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at abc.pm line 2. +BEGIN failed--compilation aborted at - line 2. +######## + +# Check scope of pragma with eval +no strict ; +eval { + my $a = ${"Fred"} ; +}; +print STDERR $@ ; +my $a = ${"Fred"} ; +EXPECT + +######## + +# Check scope of pragma with eval +no strict ; +eval { + use strict 'refs' ; + my $a = ${"Fred"} ; +}; +print STDERR $@ ; +my $a = ${"Fred"} ; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at - line 6. +######## + +# Check scope of pragma with eval +use strict 'refs' ; +eval { + my $a = ${"Fred"} ; +}; +print STDERR $@ ; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at - line 5. +######## + +# Check scope of pragma with eval +use strict 'refs' ; +eval { + no strict ; + my $a = ${"Fred"} ; +}; +print STDERR $@ ; +my $a = ${"Fred"} ; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at - line 9. +######## + +# Check scope of pragma with eval +no strict ; +eval ' + my $a = ${"Fred"} ; +'; print STDERR $@ ; +my $a = ${"Fred"} ; +EXPECT + +######## + +# Check scope of pragma with eval +no strict ; +eval q[ + use strict 'refs' ; + my $a = ${"Fred"} ; +]; print STDERR $@; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at (eval 1) line 3. +######## + +# Check scope of pragma with eval +use strict 'refs' ; +eval ' + my $a = ${"Fred"} ; +'; print STDERR $@ ; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at (eval 1) line 2. +######## + +# Check scope of pragma with eval +use strict 'refs' ; +eval ' + no strict ; + my $a = ${"Fred"} ; +'; print STDERR $@; +my $a = ${"Fred"} ; +EXPECT +Can't use string ("Fred") as a SCALAR ref while "strict refs" in use at - line 8. |