X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/4bd25423acabd6bdf65676c6d33c069a39ab5004..fafca9860b3d88fe2b6d0bc413e8843d77123255:/t/img.t

diff --git a/t/img.t b/t/img.t
index b42db26cf..d5479b96d 100755
--- a/t/img.t
+++ b/t/img.t
@@ -5,56 +5,259 @@
 # sizes, and checks if they vanish when not required in the build process any
 # more
 #
+# if you have trouble here, be aware that there are three debian packages that
+# can provide Image::Magick: perlmagick, libimage-magick-perl and
+# graphicsmagick-libmagick-dev-compat
+#
 package IkiWiki;
 
 use warnings;
 use strict;
+use Cwd qw(getcwd);
 use Test::More;
+plan(skip_all => "Image::Magick not available")
+	unless eval q{use Image::Magick; 1};
+
+use IkiWiki;
+
+my $installed = $ENV{INSTALLED_TESTS};
+
+my @command;
+if ($installed) {
+	@command = qw(ikiwiki);
+}
+else {
+	ok(! system("make -s ikiwiki.out"));
+	@command = ("perl", "-I".getcwd, qw(./ikiwiki.out
+		--underlaydir=underlays/basewiki
+		--set underlaydirbase=underlays
+		--templatedir=templates));
+}
 
-BEGIN { use_ok("IkiWiki"); }
+push @command, qw(--set usedirs=0 --plugin img t/tmp/in t/tmp/out --verbose);
+
+my $magick = new Image::Magick;
+
+$magick->Read("t/img/twopages.pdf");
+my $PDFS_WORK = defined $magick->Get("width");
 
 ok(! system("rm -rf t/tmp; mkdir -p t/tmp/in"));
 
-ok(! system("convert canvas:red -scale 20x20 t/tmp/in/simple.png"));
-ok(! system("convert t/tmp/in/simple.png -extent 20x10 t/tmp/in/long.png"));
-ok(! system("convert t/tmp/in/simple.png t/tmp/in/simple-svg.svg"));
+ok(! system("cp t/img/redsquare.bmp t/tmp/in/redsquare.bmp"));
+ok(! system("cp t/img/redsquare.png t/tmp/in/redsquare.png"));
+ok(! system("cp t/img/redsquare.jpg t/tmp/in/redsquare.jpg"));
+ok(! system("cp t/img/redsquare.jpg t/tmp/in/redsquare.jpeg"));
+ok(! system("cp t/img/redsquare.jpg t/tmp/in/SHOUTY.JPG"));
+# colons in filenames are a corner case for img
+ok(! system("cp t/img/redsquare.png t/tmp/in/hello:world.png"));
+ok(! system("cp t/img/redsquare.png t/tmp/in/a:b:c.png"));
+ok(! system("cp t/img/redsquare.png t/tmp/in/a:b:c:d.png"));
+ok(! system("cp t/img/redsquare.png t/tmp/in/a:b:c:d:e:f:g:h:i:j.png"));
+
+writefile("bluesquare.svg", "t/tmp/in",
+	'<svg width="30" height="30"><rect x="0" y="0" width="30" height="30" fill="blue"/></svg>');
+ok(! system("cp t/tmp/in/bluesquare.svg t/tmp/in/really-svg.png"));
+ok(! system("cp t/tmp/in/bluesquare.svg t/tmp/in/really-svg.bmp"));
+ok(! system("cp t/tmp/in/bluesquare.svg t/tmp/in/really-svg.pdf"));
+
 # using different image sizes for different pages, so the pagenumber selection can be tested easily
-ok(! system("convert t/tmp/in/simple.png t/tmp/in/long.png t/tmp/in/simple-pdf.pdf"));
+ok(! system("cp t/img/twopages.pdf t/tmp/in/twopages.pdf"));
+ok(! system("cp t/img/twopages.pdf t/tmp/in/really-pdf.JPEG"));
+ok(! system("cp t/img/twopages.pdf t/tmp/in/really-pdf.jpg"));
+ok(! system("cp t/img/twopages.pdf t/tmp/in/really-pdf.png"));
+ok(! system("cp t/img/twopages.pdf t/tmp/in/really-pdf.svg"));
+
+my $maybe_pdf_img = "";
+if ($PDFS_WORK) {
+	$maybe_pdf_img = <<EOF;
+[[!img twopages.pdf size=12x]]
+[[!img twopages.pdf size=16x pagenumber=1]]
+EOF
+}
 
 writefile("imgconversions.mdwn", "t/tmp/in", <<EOF
-[[!img simple.png]]
-[[!img simple.png size=10x]]
-[[!img simple-svg.svg size=10x]]
-[[!img simple-pdf.pdf size=10x]]
-[[!img simple-pdf.pdf size=10x pagenumber=1]]
+[[!img redsquare.png]]
+[[!img redsquare.jpg size=11x]]
+[[!img redsquare.jpeg size=12x]]
+[[!img SHOUTY.JPG size=13x]]
+[[!img redsquare.png size=10x]]
+[[!img redsquare.png size=30x50]] expecting 30x30
+[[!img hello:world.png size=x8]] expecting 8x8
+[[!img a:b:c.png size=x4]]
+[[!img a:b:c:d:e:f:g:h:i:j.png size=x6]]
+[[!img bluesquare.svg size=42x]] expecting 42x
+[[!img bluesquare.svg size=x43]] expecting x43
+[[!img bluesquare.svg size=42x43]] expecting 42x43 because aspect ratio not preserved
+$maybe_pdf_img
+
+# bad ideas
+[[!img really-svg.png size=666x]]
+[[!img really-svg.bmp size=666x]]
+[[!img really-svg.pdf size=666x]]
+[[!img really-pdf.JPEG size=666x]]
+[[!img really-pdf.jpg size=666x]]
+[[!img really-pdf.png size=666x]]
+[[!img really-pdf.svg size=666x]]
+[[!img redsquare.bmp size=16x]] expecting 16x16 if bmp enabled
 EOF
 );
+ok(utime(333333333, 333333333, "t/tmp/in/imgconversions.mdwn"));
 
-ok(! system("make -s ikiwiki.out"));
-
-my $command = "perl -I. ./ikiwiki.out -set usedirs=0 -plugin img t/tmp/in t/tmp/out -verbose";
+ok(! system(@command, '--set-yaml', 'img_allowed_formats=[JPEG, PNG, svg, pdf]'));
 
-ok(! system($command));
+sub size($) {
+	my $filename = shift;
+	my $decoder;
+	if ($filename =~ m/\.png$/i) {
+		$decoder = 'png';
+	}
+	elsif ($filename =~ m/\.jpe?g$/i) {
+		$decoder = 'jpeg';
+	}
+	elsif ($filename =~ m/\.bmp$/i) {
+		$decoder = 'bmp';
+	}
+	else {
+		die "Unexpected extension in '$filename'";
+	}
+	my $im = Image::Magick->new();
+	my $r = $im->Read("$decoder:$filename");
+	return "no image: $r" if $r;
+	my $w = $im->Get("width");
+	my $h = $im->Get("height");
+	return "${w}x${h}";
+}
 
 my $outpath = "t/tmp/out/imgconversions";
-ok(`identify $outpath/10x-simple.png` =~ "PNG 10x10 ");
-ok(`identify $outpath/10x-simple-svg.png` =~ "PNG 10x10 ");
-ok(`identify $outpath/10x-simple-pdf.png` =~ "PNG 10x10 ");
-ok(`identify $outpath/10x-p1-simple-pdf.png` =~ "PNG 10x5 ");
+my $outhtml = readfile("$outpath.html");
 
-# now let's remove them again
+is(size("$outpath/10x-redsquare.png"), "10x10");
+ok(! -e "$outpath/30x-redsquare.png");
+ok($outhtml =~ /width="30" height="30".*expecting 30x30/);
+ok($outhtml =~ /width="42".*expecting 42x/);
+ok($outhtml =~ /height="43".*expecting x43/);
+ok($outhtml =~ /width="42" height="43".*expecting 42x43/);
+
+SKIP: {
+	skip "PDF support not installed (try ghostscript)", 2
+		unless $PDFS_WORK;
+	is(size("$outpath/12x-twopages.png"), "12x12");
+	is(size("$outpath/16x-p1-twopages.png"), "16x2");
+}
+
+ok($outhtml =~ /width="8" height="8".*expecting 8x8/);
+is(size("$outpath/x8-hello:world.png"), "8x8");
+is(size("$outpath/x4-a:b:c.png"), "4x4");
+is(size("$outpath/x6-a:b:c:d:e:f:g:h:i:j.png"), "6x6");
 
-writefile("imgconversions.mdwn", "t/tmp/in", "nothing to see here");
+is(size("$outpath/11x-redsquare.jpg"), "11x11");
+is(size("$outpath/12x-redsquare.jpeg"), "12x12");
+is(size("$outpath/13x-SHOUTY.JPG"), "13x13");
+like($outhtml, qr{src="(\./)?imgconversions/11x-redsquare\.jpg" width="11" height="11"});
+like($outhtml, qr{src="(\./)?imgconversions/12x-redsquare\.jpeg" width="12" height="12"});
+like($outhtml, qr{src="(\./)?imgconversions/13x-SHOUTY\.JPG" width="13" height="13"});
+
+# We do not misinterpret images
+my $quot = qr/(?:"|&quot;)/;
+like($outhtml, qr/${quot}really-svg\.png${quot} does not seem to be a valid png file/);
+ok(! -e "$outpath/666x-really-svg.png");
+ok(! -e "$outpath/666x-really-svg.bmp");
+like($outhtml, qr/${quot}really-pdf\.JPEG${quot} does not seem to be a valid jpeg file/);
+ok(! -e "$outpath/666x-really-pdf.jpeg");
+ok(! -e "$outpath/666x-really-pdf.JPEG");
+like($outhtml, qr/${quot}really-pdf\.jpg${quot} does not seem to be a valid jpeg file/);
+ok(! -e "$outpath/666x-really-pdf.jpg");
+like($outhtml, qr/${quot}really-pdf\.png${quot} does not seem to be a valid png file/);
+ok(! -e "$outpath/666x-really-pdf.png");
+
+# We do not auto-detect file content unless specifically asked to do so
+ok(! -e "$outpath/16x-redsquare.bmp");
+like($outhtml, qr{${quot}?bmp${quot}? image processing disabled in img_allowed_formats configuration});
+
+# resize is deterministic when deterministic=1
+ok(utime(333333333, 333333333, "t/tmp/in/redsquare.png"));
+ok(! system("rm $outpath/10x-redsquare.png"));
+ok(! system(@command, '--set-yaml', 'img_allowed_formats=[JPEG, PNG, svg, pdf]', '--set', 'deterministic=1', "--rebuild"));
+ok(! system("cp $outpath/10x-redsquare.png $outpath/10x-redsquare.png.orig"));
+ok(utime(444444444, 444444444, "t/tmp/in/redsquare.png"));
+ok(! system("rm $outpath/10x-redsquare.png"));
+ok(! system(@command, '--set-yaml', 'img_allowed_formats=[JPEG, PNG, svg, pdf]', '--set', 'deterministic=1', "--rebuild"));
+ok(
+	! system("cmp $outpath/10x-redsquare.png $outpath/10x-redsquare.png.orig"),
+	"resize is deterministic when configured with deterministic=1"
+);
+
+# disable support for uncommon formats and try again
+ok(! system(@command, "--rebuild"));
+ok(! -e "$outpath/10x-bluesquare.png");
+ok(! -e "$outpath/12x-twopages.png");
+ok(! -e "$outpath/16x-p1-twopages.png");
+ok(! -e "$outpath/16x-redsquare.bmp");
+like($outhtml, qr{${quot}?bmp${quot}? image processing disabled in img_allowed_formats configuration});
+
+# enable support for everything (this is a terrible idea if you have
+# untrusted users)
+ok(! system(@command, '--set-yaml', 'img_allowed_formats=[everything]', '--rebuild'));
+
+$outhtml = readfile("$outpath.html");
+is(size("$outpath/16x-redsquare.bmp"), "16x16");
+like($outhtml, qr{src="(\./)?imgconversions/16x-redsquare\.bmp" width="16" height="16"});
+unlike($outhtml, qr{${quot}bmp${quot} image processing disabled in img_allowed_formats configuration});
+
+is(size("$outpath/10x-redsquare.png"), "10x10");
+ok(! -e "$outpath/30x-redsquare.png");
+ok($outhtml =~ /width="30" height="30".*expecting 30x30/);
+ok($outhtml =~ /width="42".*expecting 42x/);
+ok($outhtml =~ /height="43".*expecting x43/);
+ok($outhtml =~ /width="42" height="43".*expecting 42x43/);
+
+SKIP: {
+	skip "PDF support not installed (try ghostscript)", 2
+		unless $PDFS_WORK;
+	is(size("$outpath/12x-twopages.png"), "12x12");
+	is(size("$outpath/16x-p1-twopages.png"), "16x2");
+}
+
+ok($outhtml =~ /width="8" height="8".*expecting 8x8/);
+is(size("$outpath/x8-hello:world.png"), "8x8");
+is(size("$outpath/x4-a:b:c.png"), "4x4");
+is(size("$outpath/x6-a:b:c:d:e:f:g:h:i:j.png"), "6x6");
+
+is(size("$outpath/11x-redsquare.jpg"), "11x11");
+is(size("$outpath/12x-redsquare.jpeg"), "12x12");
+is(size("$outpath/13x-SHOUTY.JPG"), "13x13");
+like($outhtml, qr{src="(\./)?imgconversions/11x-redsquare\.jpg" width="11" height="11"});
+like($outhtml, qr{src="(\./)?imgconversions/12x-redsquare\.jpeg" width="12" height="12"});
+like($outhtml, qr{src="(\./)?imgconversions/13x-SHOUTY\.JPG" width="13" height="13"});
+
+# We still do not misinterpret images
+like($outhtml, qr/${quot}really-svg\.png${quot} does not seem to be a valid png file/);
+ok(! -e "$outpath/666x-really-svg.png");
+ok(! -e "$outpath/666x-really-svg.bmp");
+like($outhtml, qr/${quot}really-pdf\.JPEG${quot} does not seem to be a valid jpeg file/);
+ok(! -e "$outpath/666x-really-pdf.jpeg");
+ok(! -e "$outpath/666x-really-pdf.JPEG");
+like($outhtml, qr/${quot}really-pdf\.jpg${quot} does not seem to be a valid jpeg file/);
+ok(! -e "$outpath/666x-really-pdf.jpg");
+like($outhtml, qr/${quot}really-pdf\.png${quot} does not seem to be a valid png file/);
+ok(! -e "$outpath/666x-really-pdf.png");
+
+# now let's remove them again
 
-ok(! system("$command --refresh"));
+if (1) { # for easier testing
+	writefile("imgconversions.mdwn", "t/tmp/in", "nothing to see here");
 
-ok(! -e "$outpath/10x-simple.png");
-ok(! -e "$outpath/10x-simple-svg.png");
-ok(! -e "$outpath/10x-simple-pdf.png");
-ok(! -e "$outpath/10x-p1-simple-pdf.png");
+	ok(! system(@command, "--refresh"));
 
-# cleanup
-ok(! system("rm -rf t/tmp"));
+	ok(! -e "$outpath/10x-redsquare.png");
+	ok(! -e "$outpath/10x-bluesquare.png");
+	ok(! -e "$outpath/12x-twopages.png");
+	ok(! -e "$outpath/13x-SHOUTY.JPG");
+	ok(! -e "$outpath/16x-p1-twopages.png");
+	ok(! -e "$outpath/x8-hello:world.png");
+	ok(! -e "$outpath/x4-a:b:c.png");
+	ok(! -e "$outpath/x6-a:b:c:d:e:f:g:h:i:j.png");
+}
 done_testing;
 
 1;