| 1 | #!./perl |
| 2 | use strict; |
| 3 | require './test.pl'; |
| 4 | |
| 5 | $^I = $^O eq 'VMS' ? '_bak' : '.bak'; |
| 6 | |
| 7 | plan( tests => 6 ); |
| 8 | |
| 9 | my @tfiles = (tempfile(), tempfile(), tempfile()); |
| 10 | my @tfiles_bak = map "$_$^I", @tfiles; |
| 11 | |
| 12 | END { unlink_all(@tfiles_bak); } |
| 13 | |
| 14 | for my $file (@tfiles) { |
| 15 | runperl( prog => 'print qq(foo\n);', |
| 16 | args => ['>', $file] ); |
| 17 | } |
| 18 | |
| 19 | @ARGV = @tfiles; |
| 20 | |
| 21 | while (<>) { |
| 22 | s/foo/bar/; |
| 23 | } |
| 24 | continue { |
| 25 | print; |
| 26 | } |
| 27 | |
| 28 | is ( runperl( prog => 'print<>;', args => \@tfiles ), |
| 29 | "bar\nbar\nbar\n", |
| 30 | "file contents properly replaced" ); |
| 31 | |
| 32 | is ( runperl( prog => 'print<>;', args => \@tfiles_bak ), |
| 33 | "foo\nfoo\nfoo\n", |
| 34 | "backup file contents stay the same" ); |
| 35 | |
| 36 | SKIP: |
| 37 | { |
| 38 | # based on code, dosish and epoc systems can't do no-backup inplace |
| 39 | # edits |
| 40 | $^O =~ /^(MSWin32|cygwin|uwin|dos|epoc|os2)$/ |
| 41 | and skip("Can't inplace edit without backups on $^O", 4); |
| 42 | |
| 43 | our @ifiles = ( tempfile(), tempfile(), tempfile() ); |
| 44 | |
| 45 | { |
| 46 | for my $file (@ifiles) { |
| 47 | runperl( prog => 'print qq(bar\n);', |
| 48 | args => [ '>', $file ] ); |
| 49 | } |
| 50 | |
| 51 | local $^I = ''; |
| 52 | local @ARGV = @ifiles; |
| 53 | |
| 54 | while (<>) { |
| 55 | print "foo$_"; |
| 56 | } |
| 57 | |
| 58 | is(scalar(@ARGV), 0, "consumed ARGV"); |
| 59 | |
| 60 | # runperl may quote its arguments, so don't expect to be able |
| 61 | # to reuse things you send it. |
| 62 | |
| 63 | my @my_ifiles = @ifiles; |
| 64 | is( runperl( prog => 'print<>;', args => \@my_ifiles ), |
| 65 | "foobar\nfoobar\nfoobar\n", |
| 66 | "normal inplace edit"); |
| 67 | } |
| 68 | |
| 69 | # test * equivalence RT #70802 |
| 70 | { |
| 71 | for my $file (@ifiles) { |
| 72 | runperl( prog => 'print qq(bar\n);', |
| 73 | args => [ '>', $file ] ); |
| 74 | } |
| 75 | |
| 76 | local $^I = '*'; |
| 77 | local @ARGV = @ifiles; |
| 78 | |
| 79 | while (<>) { |
| 80 | print "foo$_"; |
| 81 | } |
| 82 | |
| 83 | is(scalar(@ARGV), 0, "consumed ARGV"); |
| 84 | |
| 85 | my @my_ifiles = @ifiles; |
| 86 | is( runperl( prog => 'print<>;', args => \@my_ifiles ), |
| 87 | "foobar\nfoobar\nfoobar\n", |
| 88 | "normal inplace edit"); |
| 89 | } |
| 90 | |
| 91 | END { unlink_all(@ifiles); } |
| 92 | } |