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|
BEGIN { $^W = 1; $| = 1;}
use strict;
use File::Temp qw(tempfile);
use Test::More;
use Tk;
use Tk::Photo;
my $numFormats = 5;
eval { require Tk::JPEG };
$numFormats++ unless $@;
eval { require Tk::PNG };
$numFormats++ unless $@;
my $mw = MainWindow->new();
$mw->geometry('+100+100');
plan tests => (2*(7 * $numFormats) + 2 + 2 + 1 + 2);
my @files = ();
my $row = 0;
foreach my $leaf('Tk.xbm','Xcamel.gif')
{
my $file = Tk->findINC($leaf);
my $src = $mw->Photo(-file => $file);
ok defined($src), "Load $file";
my $kind = 'Initial';
my $col = 0;
$mw->Label(-text => 'Initial')->grid(-row => $row, -column => $col);
$mw->Label(-background => 'white',-image => $src)->grid(-row => $row+1, -column => $col++);
$mw->update;
foreach $kind ($src->formats)
{
my $f = lc("t/test.$kind");
my $p = $f;
push(@files,$f);
eval { $src->write($f, -format => "$kind") };
is $@, '', "No error writing $f as $kind";
is $p, $f, "File name is not corrupted ($f)";
ok -f $f, "File $f was created";
my $new;
eval { $new = $mw->Photo(-file => $f, -format => "$kind") };
is $@, '', "No error loading $f as $kind";
ok defined($new), "Loading $f ($kind)";
my $skip_unsupported_data_format = $kind =~ /^(PPM|gif)$/ ? "$kind is not supported" : "";
my $data;
my $new2;
if ($skip_unsupported_data_format)
{
Tk::catch { $data = $src->data(-format => $kind) };
like $@, qr/image string format "$kind" is not supported/, "Error message for $kind";
SKIP: { skip "No data for $kind", 1 }
}
else
{
$data = $src->data(-format => $kind);
ok defined($data) && $data ne "", "$kind returns data";
if (defined $data)
{
$new2 = $mw->Photo(-data => $data, -format => $kind) if defined $data;
ok defined $new2, "Data back to image";
}
else
{
SKIP: { skip "No data was returned", 1 }
}
}
$mw->Label(-text => $kind)->grid(-row => $row, -column => $col);
$mw->Label(-background => 'white', -image => $new)->grid(-row => $row+1, -column => $col);
if (defined $new2) {
$mw->Label(-background => 'white', -image => $new2)->grid(-row => $row+2, -column => $col);
}
$mw->update;
$col++;
}
$row += 3;
}
# Extra tests
my $col = 0;
$mw->Label(-text => "Extra tests")->grid(-row => $row++, -column => $col);
my $file = Tk->findINC('Xcamel.gif');
my $data = do { open my $fh, $file or die $!; binmode $fh; local $/; <$fh> };
SKIP:
{
skip "Binary GIF data not supported", 1
if $Tk::VERSION <= 804.027;
my $image = $mw->Photo(-data => $data);
ok defined $image, "Read binary GIF data";
$mw->Label(-background => 'white', -image => $image)->grid(-row => $row, -column => $col);
$mw->update;
}
$col++;
SKIP:
{
skip "Need MIME::Base64 module", 1
if !eval { require MIME::Base64; 1 };
my $image = $mw->Photo(-data => MIME::Base64::encode_base64($data));
ok defined $image, "Read base64 encoded GIF data";
$mw->Label(-background => 'white', -image => $image)->grid(-row => $row, -column => $col);
$mw->update;
}
$col++;
{
# RT #70429: correct file name in error message
eval { $mw->Photo(-file => $0) };
like $@, qr{\Q$0\E}, 'File name appears in error message';
}
{
my($tmpfh,$tmpfile) = tempfile(SUFFIX => ".gif", UNLINK => 1)
or die "Cannot create temporary file: $!";
print $tmpfh "GIF89a\0\0\0\0";
close $tmpfh or die $!;
eval { $mw->Photo(-file => $tmpfile, -format => 'gif') };
like $@, qr{\Q$tmpfile\E}, 'File name appears in error message';
like $@, qr{\Qhas dimension(s) <= 0}, 'No dimensions error message';
}
$mw->after(2500,[destroy => $mw]);
MainLoop;
foreach (@files)
{
unlink($_) if -f $_;
}
|
