-#!./perl
+#!./perl -w
BEGIN {
- chdir 't' if -d 't';
- @INC = '../lib';
+ if( $ENV{PERL_CORE} ) {
+ chdir 't' if -d 't';
+ @INC = '../lib';
+ }
}
+use strict;
+use warnings;
+
use Test::More;
my $TB = Test::More->builder;
-plan tests => 48;
+plan tests => 91;
# We're going to override rename() later on but Perl has to see an override
# at compile time to honor it.
use File::Copy;
use Config;
+
+foreach my $code ("copy()", "copy('arg')", "copy('arg', 'arg', 'arg', 'arg')",
+ "move()", "move('arg')", "move('arg', 'arg', 'arg')"
+ )
+{
+ eval $code;
+ like $@, qr/^Usage: /, "'$code' is a usage error";
+}
+
+
for my $cross_partition_test (0..1) {
{
# Simulate a cross-partition copy/move by forcing rename to
}
# First we create a file
- open(F, ">file-$$") or die;
+ open(F, ">file-$$") or die $!;
binmode F; # for DOSISH platforms, because test 3 copies to stdout
printf F "ok\n";
close F;
copy "file-$$", "copy-$$";
- open(F, "copy-$$") or die;
- $foo = <F>;
+ open(F, "copy-$$") or die $!;
+ my $foo = <F>;
close(F);
- is -s "file-$$", -s "copy-$$";
+ is -s "file-$$", -s "copy-$$", 'copy(fn, fn): files of the same size';
- is $foo, "ok\n";
+ is $foo, "ok\n", 'copy(fn, fn): same contents';
+ print("# next test checks copying to STDOUT\n");
binmode STDOUT unless $^O eq 'VMS'; # Copy::copy works in binary mode
# This outputs "ok" so its a test.
copy "copy-$$", \*STDOUT;
open(F,"file-$$");
copy(*F, "copy-$$");
open(R, "copy-$$") or die "open copy-$$: $!"; $foo = <R>; close(R);
- is $foo, "ok\n";
+ is $foo, "ok\n", 'copy(*F, fn): same contents';
unlink "copy-$$" or die "unlink: $!";
open(F,"file-$$");
copy(\*F, "copy-$$");
close(F) or die "close: $!";
open(R, "copy-$$") or die; $foo = <R>; close(R) or die "close: $!";
- is $foo, "ok\n";
+ is $foo, "ok\n", 'copy(\*F, fn): same contents';
unlink "copy-$$" or die "unlink: $!";
require IO::File;
- $fh = IO::File->new(">copy-$$") or die "Cannot open copy-$$:$!";
- binmode $fh or die;
+ my $fh = IO::File->new(">copy-$$") or die "Cannot open copy-$$:$!";
+ binmode $fh or die $!;
copy("file-$$",$fh);
$fh->close or die "close: $!";
open(R, "copy-$$") or die; $foo = <R>; close(R);
- is $foo, "ok\n";
+ is $foo, "ok\n", 'copy(fn, io): same contents';
unlink "copy-$$" or die "unlink: $!";
require FileHandle;
- my $fh = FileHandle->new(">copy-$$") or die "Cannot open copy-$$:$!";
- binmode $fh or die;
+ $fh = FileHandle->new(">copy-$$") or die "Cannot open copy-$$:$!";
+ binmode $fh or die $!;
copy("file-$$",$fh);
$fh->close;
- open(R, "copy-$$") or die; $foo = <R>; close(R);
- is $foo, "ok\n";
+ open(R, "copy-$$") or die $!; $foo = <R>; close(R);
+ is $foo, "ok\n", 'copy(fn, fh): same contents';
unlink "file-$$" or die "unlink: $!";
ok !move("file-$$", "copy-$$"), "move on missing file";
# The destination file will reflect the same difficulties.
my $mtime = (stat("copy-$$"))[9];
- ok move "copy-$$", "file-$$", 'move';
+ ok move("copy-$$", "file-$$"), 'move';
ok -e "file-$$", ' destination exists';
ok !-e "copy-$$", ' source does not';
- open(R, "file-$$") or die; $foo = <R>; close(R);
- is $foo, "ok\n";
+ open(R, "file-$$") or die $!; $foo = <R>; close(R);
+ is $foo, "ok\n", 'contents preserved';
- my $dest_mtime = (stat("file-$$"))[9];
- is $dest_mtime, $mtime,
- "mtime preserved by copy()".
- ($cross_partition_test ? " while testing cross-partition" : "");
+ TODO: {
+ local $TODO = 'mtime only preserved on ODS-5 with POSIX dates and DECC$EFS_FILE_TIMESTAMPS enabled' if $^O eq 'VMS';
+ my $dest_mtime = (stat("file-$$"))[9];
+ is $dest_mtime, $mtime,
+ "mtime preserved by copy()".
+ ($cross_partition_test ? " while testing cross-partition" : "");
+ }
+
+ # trick: create lib/ if not exists - not needed in Perl core
+ unless (-d 'lib') { mkdir 'lib' or die $!; }
copy "file-$$", "lib";
- open(R, "lib/file-$$") or die; $foo = <R>; close(R);
- is $foo, "ok\n";
+ open(R, "lib/file-$$") or die $!; $foo = <R>; close(R);
+ is $foo, "ok\n", 'copy(fn, dir): same contents';
unlink "lib/file-$$" or die "unlink: $!";
# Do it twice to ensure copying over the same file works.
copy "file-$$", "lib";
- open(R, "lib/file-$$") or die; $foo = <R>; close(R);
- is $foo, "ok\n";
+ open(R, "lib/file-$$") or die $!; $foo = <R>; close(R);
+ is $foo, "ok\n", 'copy over the same file works';
unlink "lib/file-$$" or die "unlink: $!";
- eval { copy("file-$$", "file-$$") };
- like $@, qr/are identical/;
- ok -s "file-$$";
+ {
+ my $warnings = '';
+ local $SIG{__WARN__} = sub { $warnings .= join '', @_ };
+ ok copy("file-$$", "file-$$"), 'copy(fn, fn) succeeds';
+
+ like $warnings, qr/are identical/, 'but warns';
+ ok -s "file-$$", 'contents preserved';
+ }
move "file-$$", "lib";
open(R, "lib/file-$$") or die "open lib/file-$$: $!"; $foo = <R>; close(R);
- is $foo, "ok\n";
- ok !-e "file-$$";
+ is $foo, "ok\n", 'move(fn, dir): same contents';
+ ok !-e "file-$$", 'file moved indeed';
unlink "lib/file-$$" or die "unlink: $!";
SKIP: {
- skip "Testing symlinks", 2 unless $Config{d_symlink};
+ skip "Testing symlinks", 3 unless $Config{d_symlink};
open(F, ">file-$$") or die $!;
print F "dummy content\n";
close F;
symlink("file-$$", "symlink-$$") or die $!;
- eval { copy("file-$$", "symlink-$$") };
- like $@, qr/are identical/;
+
+ my $warnings = '';
+ local $SIG{__WARN__} = sub { $warnings .= join '', @_ };
+ ok !copy("file-$$", "symlink-$$"), 'copy to itself (via symlink) fails';
+
+ like $warnings, qr/are identical/, 'emits a warning';
ok !-z "file-$$",
'rt.perl.org 5196: copying to itself would truncate the file';
- unlink "symlink-$$";
- unlink "file-$$";
+ unlink "symlink-$$" or die $!;
+ unlink "file-$$" or die $!;
}
SKIP: {
- skip "Testing hard links", 2 if !$Config{d_link} or $^O eq 'MSWin32';
+ skip "Testing hard links", 3
+ if !$Config{d_link} or $^O eq 'MSWin32' or $^O eq 'cygwin';
open(F, ">file-$$") or die $!;
print F "dummy content\n";
close F;
link("file-$$", "hardlink-$$") or die $!;
- eval { copy("file-$$", "hardlink-$$") };
- like $@, qr/are identical/;
+
+ my $warnings = '';
+ local $SIG{__WARN__} = sub { $warnings .= join '', @_ };
+ ok !copy("file-$$", "hardlink-$$"), 'copy to itself (via hardlink) fails';
+
+ like $warnings, qr/are identical/, 'emits a warning';
ok ! -z "file-$$",
'rt.perl.org 5196: copying to itself would truncate the file';
- unlink "hardlink-$$";
- unlink "file-$$";
+ unlink "hardlink-$$" or die $!;
+ unlink "file-$$" or die $!;
}
+
+ open(F, ">file-$$") or die $!;
+ binmode F;
+ print F "this is file\n";
+ close F;
+
+ my $copy_msg = "this is copy\n";
+ open(F, ">copy-$$") or die $!;
+ binmode F;
+ print F $copy_msg;
+ close F;
+
+ my @warnings;
+ local $SIG{__WARN__} = sub { push @warnings, join '', @_ };
+
+ # pie-$$ so that we force a non-constant, else the numeric conversion (of 0)
+ # is cached and we don't get a warning the second time round
+ is eval { copy("file-$$", "copy-$$", "pie-$$"); 1 }, undef,
+ "a bad buffer size fails to copy";
+ like $@, qr/Bad buffer size for copy/, "with a helpful error message";
+ unless (is scalar @warnings, 1, "There is 1 warning") {
+ diag $_ foreach @warnings;
+ }
+
+ is -s "copy-$$", length $copy_msg, "but does not truncate the destination";
+ open(F, "copy-$$") or die $!;
+ $foo = <F>;
+ close(F);
+ is $foo, $copy_msg, "nor change the destination's contents";
+
+ unlink "file-$$" or die $!;
+ unlink "copy-$$" or die $!;
+}
+
+
+{
+ # Just a sub to get better failure messages.
+ sub __ ($) {
+ join "" => map {(qw [--- --x -w- -wx r-- r-x rw- rwx]) [$_]}
+ split // => sprintf "%03o" => shift
+ }
+ # Testing permission bits.
+ my $src = "file-$$";
+ my $copy1 = "copy1-$$";
+ my $copy2 = "copy2-$$";
+ my $copy3 = "copy3-$$";
+
+ open my $fh => ">", $src or die $!;
+ close $fh or die $!;
+
+ open $fh => ">", $copy3 or die $!;
+ close $fh or die $!;
+
+ my @tests = (
+ [0000, 0777, 0777, 0777],
+ [0000, 0751, 0751, 0644],
+ [0022, 0777, 0755, 0206],
+ [0022, 0415, 0415, 0666],
+ [0077, 0777, 0700, 0333],
+ [0027, 0755, 0750, 0251],
+ [0777, 0751, 0000, 0215],
+ );
+ my $old_mask = umask;
+ foreach my $test (@tests) {
+ my ($umask, $s_perm, $c_perm1, $c_perm3) = @$test;
+ # Make sure the copies doesn't exist.
+ ! -e $_ or unlink $_ or die $! for $copy1, $copy2;
+
+ (umask $umask) // die $!;
+ chmod $s_perm => $src or die $!;
+ chmod $c_perm3 => $copy3 or die $!;
+
+ open my $fh => "<", $src or die $!;
+
+ copy ($src, $copy1);
+ copy ($fh, $copy2);
+ copy ($src, $copy3);
+
+ my $perm1 = (stat $copy1) [2] & 0xFFF;
+ my $perm2 = (stat $copy2) [2] & 0xFFF;
+ my $perm3 = (stat $copy3) [2] & 0xFFF;
+ is (__$perm1, __$c_perm1, "Permission bits set correctly");
+ is (__$perm2, __$c_perm1, "Permission bits set correctly");
+ TODO: {
+ local $TODO = 'Permission bits inconsistent under cygwin' if $^O eq 'cygwin';
+ is (__$perm3, __$c_perm3, "Permission bits not modified");
+ }
+ }
+ umask $old_mask or die $!;
+
+ # Clean up.
+ ! -e $_ or unlink $_ or die $! for $src, $copy1, $copy2, $copy3;
}