1#!./perl -w 2 3BEGIN { 4 chdir 't' if -d 't'; 5 @INC = ('../lib', 'lib', '.'); 6 require 'test.pl'; 7} 8 9use strict; 10use Config; 11use File::Spec; 12use File::Path; 13 14my $path = File::Spec->catdir( 'lib', 'B' ); 15unless (-d $path) { 16 mkpath( $path ) or skip_all( 'Cannot create fake module path' ); 17} 18 19my $file = File::Spec->catfile( $path, 'success.pm' ); 20local *OUT; 21open(OUT, '>', $file) or skip_all( 'Cannot write fake backend module'); 22print OUT while <DATA>; 23close *OUT; 24 25plan( 9 ); # And someone's responsible. 26 27# use() makes it difficult to avoid O::import() 28require_ok( 'O' ); 29 30my @args = ('-Ilib', '-MO=success,foo,bar', '-e', '1' ); 31my @lines = get_lines( @args ); 32 33is( $lines[0], 'Compiling!', 'Output should not be saved without -q switch' ); 34is( $lines[1], '(foo) <bar>', 'O.pm should call backend compile() method' ); 35is( $lines[2], '[]', 'Nothing should be in $O::BEGIN_output without -q' ); 36is( $lines[3], '-e syntax OK', 'O.pm should not munge perl output without -qq'); 37 38$args[1] = '-MO=-q,success,foo,bar'; 39@lines = get_lines( @args ); 40isnt( $lines[1], 'Compiling!', 'Output should not be printed with -q switch' ); 41 42SKIP: { 43 skip( '-q redirection does not work without PerlIO', 2) 44 unless $Config{useperlio}; 45 is( $lines[1], "[Compiling!", '... but should be in $O::BEGIN_output' ); 46 47 $args[1] = '-MO=-qq,success,foo,bar'; 48 @lines = get_lines( @args ); 49 is( scalar @lines, 3, '-qq should suppress even the syntax OK message' ); 50} 51 52$args[1] = '-MO=success,fail'; 53@lines = get_lines( @args ); 54like( $lines[1], qr/fail at .eval/, 55 'O.pm should die if backend compile() does not return a subref' ); 56 57sub get_lines { 58 split(/[\r\n]+/, runperl( args => [ @_ ], stderr => 1 )); 59} 60 61END { 62 1 while unlink($file); 63 rmdir($path); # not "1 while" since there might be more in there 64} 65 66__END__ 67package B::success; 68 69$| = 1; 70print "Compiling!\n"; 71 72sub compile { 73 return 'fail' if ($_[0] eq 'fail'); 74 print "($_[0]) <$_[1]>\n"; 75 return sub { print "[$O::BEGIN_output]\n" }; 76} 77 781; 79