+#!perl -w
# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl test.pl'
# Change 1..1 below to 1..last_test_to_print .
# (It may become useful if the test is moved to ./t subdirectory.)
-
-BEGIN { $| = 1; print "1..6\n"; }
-END {print "not ok 1\n" unless $loaded;}
-use Imager qw(:all);
-use Imager::Color;
-
-$loaded = 1;
-print "ok 1\n";
+use strict;
+use lib 't';
+use Test::More tests => 77;
+BEGIN { use_ok(Imager => ':all') }
#$Imager::DEBUG=1;
init_log("testout/t30t1font.log",1);
-if (!(i_has_format("t1")) ) {
- for (2..6) {
- print "ok $_ # skip t1lib unavailable or disabled\n";
- }
-} else {
+my $deffont = './fontfiles/dcr10.pfb';
- print "# has t1\n";
+my $fontname_pfb=$ENV{'T1FONTTESTPFB'}||$deffont;
+my $fontname_afm=$ENV{'T1FONTTESTAFM'}||'./fontfiles/dcr10.afm';
- $fontname_pfb=$ENV{'T1FONTTESTPFB'}||'./fontfiles/dcr10.pfb';
- $fontname_afm=$ENV{'T1FONTTESTAFM'}||'./fontfiles/dcr10.afm';
-
- if (! -f $fontname_pfb) {
- print "# cannot find fontfile for truetype test $fontname_pfb\n";
- skip();
+SKIP:
+{
+ if (!(i_has_format("t1")) ) {
+ skip("t1lib unavailable or disabled", 76);
}
-
- if (! -f $fontname_afm) {
- print "# cannot find fontfile for truetype test $fontname_afm\n";
- skip();
+ elsif (! -f $fontname_pfb) {
+ skip("cannot find fontfile for type 1 test $fontname_pfb", 76);
+ }
+ elsif (! -f $fontname_afm) {
+ skip("cannot find fontfile for type 1 test $fontname_afm", 76);
}
- i_init_fonts();
+ print "# has t1\n";
+
i_t1_set_aa(1);
- $fnum=Imager::i_t1_new($fontname_pfb,$fontname_afm); # this will load the pfb font
- if ($fnum<0) { die "Couldn't load font $fontname_pfb"; }
+ unlink "t1lib.log"; # lose it if it exists
+ init(t1log=>0);
+ ok(!-e("t1lib.log"), "disable t1log");
+ init(t1log=>1);
+ ok(-e("t1lib.log"), "enable t1log");
+ init(t1log=>0);
+ unlink "t1lib.log";
+
+ my $fnum=Imager::i_t1_new($fontname_pfb,$fontname_afm); # this will load the pfb font
+ unless (ok($fnum >= 0, "load font $fontname_pfb")) {
+ skip("without the font I can't do a thing", 48);
+ }
- $bgcolor=Imager::Color->new(255,0,0,0);
- $overlay=Imager::ImgRaw::new(200,70,3);
+ my $bgcolor=Imager::Color->new(255,0,0,0);
+ my $overlay=Imager::ImgRaw::new(200,70,3);
- i_t1_cp($overlay,5,50,1,$fnum,50.0,'XMCLH',5,1)
- or print "not ";
- print "ok 2\n";
+ ok(i_t1_cp($overlay,5,50,1,$fnum,50.0,'XMCLH',5,1), "i_t1_cp");
i_line($overlay,0,50,100,50,$bgcolor,1);
- @bbox=i_t1_bbox(0,50.0,'XMCLH',5);
- print "bbox: ($bbox[0], $bbox[1]) - ($bbox[2], $bbox[3])\n";
+ my @bbox=i_t1_bbox(0,50.0,'XMCLH',5);
+ is(@bbox, 8, "i_t1_bbox");
+ print "# bbox: ($bbox[0], $bbox[1]) - ($bbox[2], $bbox[3])\n";
open(FH,">testout/t30t1font.ppm") || die "cannot open testout/t35t1font.ppm\n";
binmode(FH); # for os2
- $IO = Imager::io_new_fd( fileno(FH) );
+ my $IO = Imager::io_new_fd( fileno(FH) );
i_writeppm_wiol($overlay,$IO);
close(FH);
$bgcolor=Imager::Color::set($bgcolor,200,200,200,0);
- $backgr=Imager::ImgRaw::new(280,150,3);
+ my $backgr=Imager::ImgRaw::new(280,300,3);
i_t1_set_aa(2);
- i_t1_text($backgr,10,100,$bgcolor,$fnum,150.0,'test',4,1)
- or print "not ";
-
- print "ok 3\n";
+ ok(i_t1_text($backgr,10,100,$bgcolor,$fnum,150.0,'test',4,1), "i_t1_text");
+
+ # "UTF8" tests
+ # for perl < 5.6 we can hand-encode text
+ # since T1 doesn't support over 256 chars in an encoding we just drop
+ # chars over \xFF
+ # the following is "A\xA1\x{2010}A"
+ #
+ my $text = pack("C*", 0x41, 0xC2, 0xA1, 0xE2, 0x80, 0x90, 0x41);
+ my $alttext = "A\xA1A";
+ my @utf8box = i_t1_bbox($fnum, 50.0, $text, length($text), 1);
+ is(@utf8box, 8, "utf8 bbox element count");
+ my @base = i_t1_bbox($fnum, 50.0, $alttext, length($alttext), 0);
+ is(@base, 8, "alt bbox element count");
+ my $maxdiff = $fontname_pfb eq $deffont ? 0 : $base[2] / 3;
+ print "# (@utf8box vs @base)\n";
+ ok(abs($utf8box[2] - $base[2]) <= $maxdiff,
+ "compare box sizes $utf8box[2] vs $base[2] (maxerror $maxdiff)");
+
+ # hand-encoded UTF8 drawing
+ ok(i_t1_text($backgr, 10, 140, $bgcolor, $fnum, 32, $text, length($text), 1,1), "draw hand-encoded UTF8");
+
+ ok(i_t1_cp($backgr, 80, 140, 1, $fnum, 32, $text, length($text), 1, 1),
+ "cp hand-encoded UTF8");
+
+ # ok, try native perl UTF8 if available
+ SKIP:
+ {
+ $] >= 5.006 or skip("perl too old to test native UTF8 support", 5);
+ my $text;
+ # we need to do this in eval to prevent compile time errors in older
+ # versions
+ eval q{$text = "A\xA1\x{2010}A"}; # A, a with ogonek, HYPHEN, A in our test font
+ #$text = "A".chr(0xA1).chr(0x2010)."A"; # this one works too
+ ok(i_t1_text($backgr, 10, 180, $bgcolor, $fnum, 32, $text, length($text), 1),
+ "draw UTF8");
+ ok(i_t1_cp($backgr, 80, 180, 1, $fnum, 32, $text, length($text), 1),
+ "cp UTF8");
+ @utf8box = i_t1_bbox($fnum, 50.0, $text, length($text), 0);
+ is(@utf8box, 8, "native utf8 bbox element count");
+ ok(abs($utf8box[2] - $base[2]) <= $maxdiff,
+ "compare box sizes native $utf8box[2] vs $base[2] (maxerror $maxdiff)");
+ eval q{$text = "A\xA1\xA2\x01\x1F\x{0100}A"};
+ ok(i_t1_text($backgr, 10, 220, $bgcolor, $fnum, 32, $text, 0, 1, 0, "uso"),
+ "more complex output");
+ }
+
open(FH,">testout/t30t1font2.ppm") || die "cannot open testout/t35t1font.ppm\n";
binmode(FH);
$IO = Imager::io_new_fd( fileno(FH) );
i_writeppm_wiol($backgr, $IO);
close(FH);
- $rc=i_t1_destroy($fnum);
- if ($fnum <0) { die "i_t1_destroy failed: rc=$rc\n"; }
-
- print "ok 4\n";
+ my $rc=i_t1_destroy($fnum);
+ unless (ok($rc >= 0, "i_t1_destroy")) {
+ print "# i_t1_destroy failed: rc=$rc\n";
+ }
print "# debug: ",join(" x ",i_t1_bbox(0,50,"eses",4) ),"\n";
print "# debug: ",join(" x ",i_t1_bbox(0,50,"llll",4) ),"\n";
- unlink "t1lib.log"; # lose it if it exists
- init(t1log=>0);
- print -e("t1lib.log") ? "not ok 5\n" : "ok 5\n";
- init(t1log=>1);
- print -e("t1lib.log") ? "ok 6\n" : "not ok 6\n";
- init(t1log=>0);
- unlink "t1lib.log";
+ # character existance tests - uses the special ExistenceTest font
+ my $exists_font = 'fontfiles/ExistenceTest.pfb';
+ my $exists_afm = 'fontfiles/ExistenceText.afm';
+
+ -e $exists_font or die;
+
+ my $font_num = Imager::i_t1_new($exists_font, $exists_afm);
+ SKIP: {
+ ok($font_num >= 0, 'loading test font')
+ or skip('Could not load test font', 6);
+ # first the list interface
+ my @exists = Imager::i_t1_has_chars($font_num, "!A");
+ is(@exists, 2, "return count from has_chars");
+ ok($exists[0], "we have an exclamation mark");
+ ok(!$exists[1], "we have no uppercase A");
+
+ # then the scalar interface
+ my $exists = Imager::i_t1_has_chars($font_num, "!A");
+ is(length($exists), 2, "return scalar length");
+ ok(ord(substr($exists, 0, 1)), "we have an exclamation mark");
+ ok(!ord(substr($exists, 1, 1)), "we have no upper-case A");
+ }
+
+ my $font = Imager::Font->new(file=>$exists_font, type=>'t1');
+ SKIP:
+ {
+ ok($font, "loaded OO font")
+ or skip("Could not load test font", 24);
+ my @exists = $font->has_chars(string=>"!A");
+ is(@exists, 2, "return count from has_chars");
+ ok($exists[0], "we have an exclamation mark");
+ ok(!$exists[1], "we have no uppercase A");
+
+ # then the scalar interface
+ my $exists = $font->has_chars(string=>"!A");
+ is(length($exists), 2, "return scalar length");
+ ok(ord(substr($exists, 0, 1)), "we have an exclamation mark");
+ ok(!ord(substr($exists, 1, 1)), "we have no upper-case A");
+
+ # check the advance width
+ my @bbox = $font->bounding_box(string=>'/', size=>100);
+ print "# @bbox\n";
+ isnt($bbox[2], $bbox[5], "different advance to pos_width");
+
+ # names
+ my $face_name = Imager::i_t1_face_name($font->{id});
+ print "# face $face_name\n";
+ ok($face_name eq 'ExistenceTest', "face name");
+ $face_name = $font->face_name;
+ ok($face_name eq 'ExistenceTest', "face name");
+
+ my @glyph_names = $font->glyph_names(string=>"!J/");
+ is($glyph_names[0], 'exclam', "check exclam name OO");
+ ok(!defined($glyph_names[1]), "check for no J name OO");
+ is($glyph_names[2], 'slash', "check slash name OO");
+
+ # this character chosen since when it's truncated to one byte it
+ # becomes 0x21 or '!' which the font does define
+ my $text = pack("C*", 0xE2, 0x80, 0xA1); # "\x{2021}" as utf-8
+ @glyph_names = $font->glyph_names(string=>$text, utf8=>1);
+ is($glyph_names[0], undef, "expect no glyph_name for \\x{20A1}");
+
+ # make sure a missing string parameter is handled correctly
+ eval {
+ $font->glyph_names();
+ };
+ is($@, "", "correct error handling");
+ cmp_ok(Imager->errstr, '=~', qr/no string parameter/, "error message");
+
+ # test extended bounding box results
+ # the test font is known to have a shorter advance width for that char
+ @bbox = $font->bounding_box(string=>"/", size=>100);
+ is(@bbox, 8, "should be 8 entries");
+ isnt($bbox[6], $bbox[2], "different advance width");
+ my $bbox = $font->bounding_box(string=>"/", size=>100);
+ cmp_ok($bbox->pos_width, '>', $bbox->advance_width, "OO check");
+
+ cmp_ok($bbox->right_bearing, '<', 0, "check right bearing");
+
+ cmp_ok($bbox->display_width, '>', $bbox->advance_width,
+ "check display width (roughly)");
+
+ # check with a char that fits inside the box
+ $bbox = $font->bounding_box(string=>"!", size=>100);
+ print "# pos width ", $bbox->pos_width, "\n";
+
+ # they aren't the same historically for the type 1 driver
+ isnt($bbox->pos_width, $bbox->advance_width,
+ "check backwards compatibility");
+ cmp_ok($bbox->left_bearing, '>', 0, "left bearing positive");
+ cmp_ok($bbox->right_bearing, '>', 0, "right bearing positive");
+ cmp_ok($bbox->display_width, '<', $bbox->advance_width,
+ "display smaller than advance");
+ }
+
+ SKIP:
+ { print "# alignment tests\n";
+ my $font = Imager::Font->new(file=>$deffont, type=>'t1');
+ ok($font, "loaded deffont OO")
+ or skip("could not load font:".Imager->errstr, 4);
+ my $im = Imager->new(xsize=>140, ysize=>150);
+ my %common =
+ (
+ font=>$font,
+ size=>40,
+ aa=>1,
+ );
+ $im->line(x1=>0, y1=>40, x2=>139, y2=>40, color=>'blue');
+ $im->line(x1=>0, y1=>90, x2=>139, y2=>90, color=>'blue');
+ $im->line(x1=>0, y1=>110, x2=>139, y2=>110, color=>'blue');
+ for my $args ([ x=>5, text=>"A", color=>"white" ],
+ [ x=>40, text=>"y", color=>"white" ],
+ [ x=>75, text=>"A", channel=>1 ],
+ [ x=>110, text=>"y", channel=>1 ]) {
+ ok($im->string(%common, @$args, 'y'=>40), "A no alignment");
+ ok($im->string(%common, @$args, 'y'=>90, align=>1), "A align=1");
+ ok($im->string(%common, @$args, 'y'=>110, align=>0), "A align=0");
+ }
+ ok($im->write(file=>'testout/t30align.ppm'), "save align image");
+ }
+
+ SKIP:
+ {
+ # see http://rt.cpan.org/Ticket/Display.html?id=20555
+ print "# bounding box around spaces\n";
+ # SpaceTest contains 3 characters, space, ! and .undef
+ # only characters that define character zero seem to illustrate
+ # the problem we had with spaces
+ my $space_fontfile = "fontfiles/SpaceTest.pfb";
+ my $font = Imager::Font->new(file => $space_fontfile, type => 't1');
+ ok($font, "loaded $deffont")
+ or skip("failed to load $deffont" . Imager->errstr, 13);
+ my $bbox = $font->bounding_box(string => "", size => 36);
+ print "# empty string bbox: @$bbox\n";
+ is($bbox->start_offset, 0, "empty string start_offset");
+ is($bbox->end_offset, 0, "empty string end_offset");
+ is($bbox->advance_width, 0, "empty string advance_width");
+ is($bbox->ascent, 0, "empty string ascent");
+ is($bbox->descent, 0, "empty string descent");
+
+ # a single space
+ my $bbox_space = $font->bounding_box(string => " ", size => 36);
+ print "# space bbox: @$bbox_space\n";
+ is($bbox_space->start_offset, 0, "single space start_offset");
+ is($bbox_space->end_offset, $bbox_space->advance_width,
+ "single space end_offset");
+ cmp_ok($bbox_space->ascent, '>=', $bbox_space->descent,
+ "single space ascent/descent");
+
+ my $bbox_bang = $font->bounding_box(string => "!", size => 36);
+ print "# '!' bbox: @$bbox_bang\n";
+
+ # space ! space
+ my $bbox_spbangsp = $font->bounding_box(string => " ! ", size => 36);
+ print "# ' ! ' bbox: @$bbox_spbangsp\n";
+ my $exp_advance = $bbox_bang->advance_width + 2 * $bbox_space->advance_width;
+ is($bbox_spbangsp->advance_width, $exp_advance, "sp ! sp advance_width");
+ is($bbox_spbangsp->start_offset, 0, "sp ! sp start_offset");
+ is($bbox_spbangsp->end_offset, $exp_advance, "sp ! sp end_offset");
+ }
+
+ SKIP:
+ { # http://rt.cpan.org/Ticket/Display.html?id=20554
+ # this is "A\xA1\x{2010}A"
+ # the t1 driver is meant to ignore any UTF8 characters over 0xff
+ print "# issue 20554\n";
+ my $text = pack("C*", 0x41, 0xC2, 0xA1, 0xE2, 0x80, 0x90, 0x41);
+ my $tran_text = "A\xA1A";
+ my $font = Imager::Font->new(file => 'fontfiles/dcr10.pfb', type => 't1');
+ $font
+ or skip("cannot load font fontfiles/fcr10.pfb:".Imager->errstr, 1);
+ my $bbox_utf8 = $font->bounding_box(string => $text, utf8 => 1, size => 36);
+ my $bbox_tran = $font->bounding_box(string => $tran_text, size => 36);
+ is($bbox_utf8->advance_width, $bbox_tran->advance_width,
+ "advance widths should match");
+ }
}
#malloc_state();
projects / imager.git / blobdiff