whatpm/t/CSS-Parser-1.t

#!/usr/bin/perl
use strict;

use lib qw[/home/wakaba/work/manakai2/lib]; ## TODO: ...

use Test;

BEGIN { plan tests => 548 }

require Whatpm::CSS::Parser;
require Message::DOM::Window;

require Message::DOM::DOMImplementation;
my $dom = Message::DOM::DOMImplementation->new;

my $DefaultComputed;
my $DefaultComputedText;

for my $file_name (map {"t/$_"} qw(
  css-1.dat
  css-2.dat
  css-3.dat
  css-4.dat
  css-visual.dat
  css-generated.dat
  css-paged.dat
  css-text.dat
  css-font.dat
  css-table.dat
  css-interactive.dat
)) {
  print "# $file_name\n";
  open my $file, '<:utf8', $file_name or die "$0: $file_name: $!";

  my $all_test = {document => {}, test => []};
  my $test;
  my $mode = 'data';
  my $doc_id;
  my $selectors;
  while (<$file>) {
    s/\x0D\x0A/\x0A/;
    if (/^#data$/) {
      undef $test;
      $test->{data} = '';
      push @{$all_test->{test}}, $test;
      $mode = 'data';
    } elsif (/#(csstext|cssom)$/) {
      $test->{$1} = '';
      $mode = $1;
    } elsif (/#(computed(?>text)?) (\S+) (.+)$/) {
      $test->{$1}->{$doc_id = $2}->{$selectors = $3} = '';
      $mode = $1;
    } elsif (/^#html (\S+)$/) {
      undef $test;
      $test->{format} = 'html';
      $test->{data} = '';
      $all_test->{document}->{$1} = $test;
      $mode = 'data';
    } elsif (/^#errors$/) {
      $test->{errors} = [];
      $mode = 'errors';
      $test->{data} =~ s/\x0D?\x0A\z//;
    } elsif (/^#option q$/) {
      $test->{option}->{parse_mode} = 'q';
    } elsif (defined $test->{data} and /^$/) {
      undef $test;
    } else {
      if ({data => 1, cssom => 1, csstext => 1}->{$mode}) {
        $test->{$mode} .= $_;
      } elsif ($mode eq 'computed' or $mode eq 'computedtext') {
        $test->{$mode}->{$doc_id}->{$selectors} .= $_;
      } elsif ($mode eq 'errors') {
        tr/\x0D\x0A//d;
        push @{$test->{errors}}, $_;
      } else {
        die "Line $.: $_";
      }
    }
  }

  for my $data (values %{$all_test->{document}}) {
    if ($data->{format} eq 'html') {
      my $doc = $dom->create_document;
      $doc->manakai_is_html (1);
      $doc->inner_html ($data->{data});
      $data->{document} = $doc;
    } else {
      die "Test data format $data->{format} is not supported";
    }
  }

  for my $test (@{$all_test->{test}}) {
    my ($p, $css_options) = get_parser ($test->{option}->{parse_mode});

    my @actual_error;
    $p->{onerror} = sub {
      my (%opt) = @_;
      my $uri = ${$opt{uri}};
      $uri =~ s[^thismessage:/][];
      push @actual_error, join ';',
          $uri, $opt{token}->{line}, $opt{token}->{column},
          $opt{level},
          $opt{type} . (defined $opt{value} ? ';'.$opt{value} : '');
    };

    my $ss = $p->parse_char_string ($test->{data});

    ok ((join "\n", @actual_error), (join "\n", @{$test->{errors} or []}),
        "#result ($test->{data})");

    if (defined $test->{cssom}) {
      my $actual = serialize_cssom ($ss);
      ok $actual, $test->{cssom}, "#cssom ($test->{data})";
    }

    if (defined $test->{csstext}) {
      my $actual = $ss->css_text;
      ok $actual, $test->{csstext}, "#csstext ($test->{data})";
    }

    for my $doc_id (keys %{$test->{computed} or {}}) {
      for my $selectors (keys %{$test->{computed}->{$doc_id}}) {
        my ($window, $style) = get_computed_style
            ($all_test, $doc_id, $selectors, $dom, $css_options, $ss);
        ## NOTE: $window is the root object, so that we must keep it 
        ## referenced in this block.
        
        my $actual = serialize_style ($style, '');
        my $expected = $DefaultComputed;
        my $diff = $test->{computed}->{$doc_id}->{$selectors};
        ($actual, $expected) = apply_diff ($actual, $expected, $diff);
        ok $actual, $expected,
            "#computed $doc_id $selectors ($test->{data})";
      }
    }

    for my $doc_id (keys %{$test->{computedtext} or {}}) {
      for my $selectors (keys %{$test->{computedtext}->{$doc_id}}) {
        my ($window, $style) = get_computed_style
            ($all_test, $doc_id, $selectors, $dom, $css_options, $ss);
        ## NOTE: $window is the root object, so that we must keep it 
        ## referenced in this block.
        
        my $actual = $style->css_text;
        my $expected = $DefaultComputedText;
        my $diff = $test->{computedtext}->{$doc_id}->{$selectors};
        ($actual, $expected) = apply_diff ($actual, $expected, $diff);
            "#computedtext $doc_id $selectors ($test->{data})";
        ok $actual, $expected,
            "#computedtext $doc_id $selectors ($test->{data})";
      }
    }
  }
}

my @longhand;
my @shorthand;
BEGIN {
  @longhand = qw/
    background-attachment background-color background-image
    background-position-x background-position-y
    background-repeat border-bottom-color
    border-bottom-style border-bottom-width border-collapse
    border-left-color
    border-left-style border-left-width border-right-color
    border-right-style border-right-width
    -manakai-border-spacing-x -manakai-border-spacing-y
    border-top-color border-top-style border-top-width bottom
    caption-side clear clip color content counter-increment counter-reset
    cursor direction display empty-cells float
    font-family font-size font-size-adjust font-stretch
    font-style font-variant font-weight height left
    letter-spacing line-height
    list-style-image list-style-position list-style-type
    margin-bottom margin-left margin-right margin-top marker-offset
    marks max-height max-width min-height min-width opacity -moz-opacity
    orphans outline-color outline-style outline-width overflow-x overflow-y
    padding-bottom padding-left padding-right padding-top
    page page-break-after page-break-before page-break-inside
    position quotes right size table-layout
    text-align text-decoration text-indent text-transform
    top unicode-bidi vertical-align visibility white-space width widows
    word-spacing z-index
  /;
  @shorthand = qw/
    background background-position
    border border-color border-style border-width border-spacing
    border-top border-right border-bottom border-left
    font list-style margin outline overflow padding
  /;
  $DefaultComputedText = q[  border-spacing: 0px;
  background: transparent none repeat scroll 0% 0%;
  border: 0px none -manakai-default;
  border-collapse: separate;
  bottom: auto;
  caption-side: top;
  clear: none;
  clip: auto;
  color: -manakai-default;
  content: normal;
  counter-increment: none;
  counter-reset: none;
  cursor: auto;
  direction: ltr;
  display: inline;
  empty-cells: show;
  float: none;
  font-family: -manakai-default;
  font-size: 16px;
  font-size-adjust: none;
  font-stretch: normal;
  font-style: normal;
  font-variant: normal;
  font-weight: 400;
  height: auto;
  left: auto;
  letter-spacing: normal;
  line-height: normal;
  list-style-image: none;
  list-style-position: outside;
  list-style-type: disc;
  margin: 0px;
  marker-offset: auto;
  marks: none;
  max-height: none;
  max-width: none;
  min-height: 0px;
  min-width: 0px;
  opacity: 1;
  orphans: 2;
  outline: 0px none invert;
  overflow: visible;
  padding: 0px;
  page: auto;
  page-break-after: auto;
  page-break-before: auto;
  page-break-inside: auto;
  position: static;
  quotes: -manakai-default;
  right: auto;
  size: auto;
  table-layout: auto;
  text-align: begin;
  text-decoration: none;
  text-indent: 0px;
  text-transform: none;
  top: auto;
  unicode-bidi: normal;
  vertical-align: baseline;
  visibility: visible;
  white-space: normal;
  widows: 2;
  width: auto;
  word-spacing: normal;
  z-index: auto;
];
  $DefaultComputed = $DefaultComputedText;
  $DefaultComputed =~ s/^  /| /gm;
  $DefaultComputed =~ s/;$//gm;
  $DefaultComputed .= q[| -manakai-border-spacing-x: 0px
| -manakai-border-spacing-y: 0px
| -moz-opacity: 1
| background-attachment: scroll
| background-color: transparent
| background-image: none
| background-position: 0% 0%
| background-position-x: 0%
| background-position-y: 0%
| background-repeat: repeat
| border-top: 0px none -manakai-default
| border-right: 0px none -manakai-default
| border-bottom: 0px none -manakai-default
| border-left: 0px none -manakai-default
| border-bottom-color: -manakai-default
| border-bottom-style: none
| border-bottom-width: 0px
| border-left-color: -manakai-default
| border-left-style: none
| border-left-width: 0px
| border-right-color: -manakai-default
| border-right-style: none
| border-right-width: 0px
| border-top-color: -manakai-default
| border-top-style: none
| border-top-width: 0px
| border-color: -manakai-default
| border-style: none
| border-width: 0px
| float: none
| font: 400 16px -manakai-default
| list-style: disc none outside
| margin-top: 0px
| margin-right: 0px
| margin-bottom: 0px
| margin-left: 0px
| outline-color: invert
| outline-style: none
| outline-width: 0px
| overflow-x: visible
| overflow-y: visible
| padding-bottom: 0px
| padding-left: 0px
| padding-right: 0px
| padding-top: 0px];
}

sub get_parser ($) {
  my $parse_mode = shift;

  my $p = Whatpm::CSS::Parser->new;

  $p->{prop}->{$_} = 1 for (@longhand, @shorthand);
  $p->{prop_value}->{display}->{$_} = 1 for qw/
    block clip inline inline-block inline-table list-item none
    table table-caption table-cell table-column table-column-group
    table-header-group table-footer-group table-row table-row-group
    compact marker
  /;
  $p->{prop_value}->{position}->{$_} = 1 for qw/
    absolute fixed relative static
  /;
  $p->{prop_value}->{float}->{$_} = 1 for qw/
    left right none
  /;
  $p->{prop_value}->{clear}->{$_} = 1 for qw/
    left right none both
  /;
  $p->{prop_value}->{direction}->{ltr} = 1;
  $p->{prop_value}->{direction}->{rtl} = 1;
  $p->{prop_value}->{marks}->{crop} = 1;
  $p->{prop_value}->{marks}->{cross} = 1;
  $p->{prop_value}->{'unicode-bidi'}->{$_} = 1 for qw/
    normal bidi-override embed
  /;
  for my $prop_name (qw/overflow overflow-x overflow-y/) {
    $p->{prop_value}->{$prop_name}->{$_} = 1 for qw/
      visible hidden scroll auto -webkit-marquee -moz-hidden-unscrollable
    /;
  }
  $p->{prop_value}->{visibility}->{$_} = 1 for qw/
    visible hidden collapse
  /;
  $p->{prop_value}->{'list-style-type'}->{$_} = 1 for qw/
    disc circle square decimal decimal-leading-zero
    lower-roman upper-roman lower-greek lower-latin
    upper-latin armenian georgian lower-alpha upper-alpha none
    hebrew cjk-ideographic hiragana katakana hiragana-iroha
    katakana-iroha
  /;
  $p->{prop_value}->{'list-style-position'}->{outside} = 1;
  $p->{prop_value}->{'list-style-position'}->{inside} = 1;
  $p->{prop_value}->{'page-break-before'}->{$_} = 1 for qw/
    auto always avoid left right
  /;
  $p->{prop_value}->{'page-break-after'}->{$_} = 1 for qw/
    auto always avoid left right
  /;
  $p->{prop_value}->{'page-break-inside'}->{auto} = 1;
  $p->{prop_value}->{'page-break-inside'}->{avoid} = 1;
  $p->{prop_value}->{'background-repeat'}->{$_} = 1 for qw/
    repeat repeat-x repeat-y no-repeat
  /;
  $p->{prop_value}->{'background-attachment'}->{scroll} = 1;
  $p->{prop_value}->{'background-attachment'}->{fixed} = 1;
  $p->{prop_value}->{'font-size'}->{$_} = 1 for qw/
    xx-small x-small small medium large x-large xx-large
    -manakai-xxx-large -webkit-xxx-large
    larger smaller
  /;
  $p->{prop_value}->{'font-style'}->{normal} = 1;
  $p->{prop_value}->{'font-style'}->{italic} = 1;
  $p->{prop_value}->{'font-style'}->{oblique} = 1;
  $p->{prop_value}->{'font-variant'}->{normal} = 1;
  $p->{prop_value}->{'font-variant'}->{'small-caps'} = 1;
  $p->{prop_value}->{'font-stretch'}->{$_} = 1 for
      qw/normal wider narrower ultra-condensed extra-condensed
        condensed semi-condensed semi-expanded expanded
        extra-expanded ultra-expanded/;
  $p->{prop_value}->{'text-align'}->{$_} = 1 for qw/
    left right center justify begin end
  /;
  $p->{prop_value}->{'text-transform'}->{$_} = 1 for qw/
    capitalize uppercase lowercase none
  /;
  $p->{prop_value}->{'white-space'}->{$_} = 1 for qw/
    normal pre nowrap pre-line pre-wrap -moz-pre-wrap
  /;
  $p->{prop_value}->{'text-decoration'}->{$_} = 1 for qw/
    none blink underline overline line-through
  /;
  $p->{prop_value}->{'caption-side'}->{$_} = 1 for qw/
    top bottom left right
  /;
  $p->{prop_value}->{'table-layout'}->{auto} = 1;
  $p->{prop_value}->{'table-layout'}->{fixed} = 1;
  $p->{prop_value}->{'border-collapse'}->{collapse} = 1;
  $p->{prop_value}->{'border-collapse'}->{separate} = 1;
  $p->{prop_value}->{'empty-cells'}->{show} = 1;
  $p->{prop_value}->{'empty-cells'}->{hide} = 1;
  $p->{prop_value}->{cursor}->{$_} = 1 for qw/
    auto crosshair default pointer move e-resize ne-resize nw-resize n-resize
    se-resize sw-resize s-resize w-resize text wait help progress
  /;
  for my $prop (qw/border-top-style border-left-style
                   border-bottom-style border-right-style outline-style/) {
    $p->{prop_value}->{$prop}->{$_} = 1 for qw/
      none hidden dotted dashed solid double groove ridge inset outset
    /;
  }
  for my $prop (qw/color background-color
                   border-bottom-color border-left-color border-right-color
                   border-top-color border-color/) {
    $p->{prop_value}->{$prop}->{transparent} = 1;
    $p->{prop_value}->{$prop}->{flavor} = 1;
    $p->{prop_value}->{$prop}->{'-manakai-default'} = 1;
  }
  $p->{prop_value}->{'outline-color'}->{invert} = 1;
  $p->{prop_value}->{'outline-color'}->{'-manakai-invert-or-currentcolor'} = 1;
  $p->{pseudo_class}->{$_} = 1 for qw/
    active checked disabled empty enabled first-child first-of-type
    focus hover indeterminate last-child last-of-type link only-child
    only-of-type root target visited
    lang nth-child nth-last-child nth-of-type nth-last-of-type not
    -manakai-contains -manakai-current
  /;
  $p->{pseudo_element}->{$_} = 1 for qw/
    after before first-letter first-line
  /;

  my $css_options = {
    prop => $p->{prop},
    prop_value => $p->{prop_value},
    pseudo_class => $p->{pseudo_class},
    pseudo_element => $p->{pseudo_element},
  };

  $p->init;
  if ($parse_mode eq 'q') {
    $p->{unitless_px} = 1;
    $p->{hashless_color} = 1;
  }
  $p->{href} = 'thismessage:/';

  return ($p, $css_options);
} # get_parser

sub serialize_cssom ($) {
  my $ss = shift;

  if (defined $ss) {
    if ($ss->isa ('Message::IF::CSSStyleSheet')) {
      my $v = '';
      for my $rule (@{$ss->css_rules}) {
        my $indent = '';
        $v .= serialize_rule ($rule, $indent);
      }
      return $v;
    } else {
      return '(' . (ref $ss) . ')';
    }
  } else {
    return '(undef)';
  }
} # serialize_cssom

sub serialize_rule ($$) {
  my ($rule, $indent) = @_;
  my $v = '';
  if ($rule->type == $rule->STYLE_RULE) {
    $v .= '| ' . $indent . '<' . $rule->selector_text . ">\n";
    $v .= serialize_style ($rule->style, $indent . '  ');
  } elsif ($rule->type == $rule->MEDIA_RULE) {
    $v .= '| ' . $indent . '@media ' . $rule->media . "\n";
    $v .= serialize_rule ($_, $indent . '  ') for @{$rule->css_rules};
  } elsif ($rule->type == $rule->NAMESPACE_RULE) {
    $v .= '| ' . $indent . '@namespace ';
    my $prefix = $rule->prefix;
    $v .= $prefix . ': ' if length $prefix;
    $v .= '<' . $rule->namespace_uri . ">\n";
  } elsif ($rule->type == $rule->IMPORT_RULE) {
    $v .= '| ' . $indent . '@import <' . $rule->href . '> ' . $rule->media;
    $v .= "\n";
  } elsif ($rule->type == $rule->CHARSET_RULE) {
    $v .= '| ' . $indent . '@charset ' . $rule->encoding . "\n";
  } else {
    die "Rule type @{[$rule->type]} is not supported";
  }
  return $v;
} # serialize_rule

sub get_computed_style ($$$$$$) {
  my ($all_test, $doc_id, $selectors, $dom, $css_options, $ss) = @_;

  my $doc = $all_test->{document}->{$doc_id}->{document};
  unless ($doc) {
    die "Test document $doc_id is not defined";
  }

  my $element = $doc->query_selector ($selectors);
  unless ($element) {
    die "Element $selectors not found in document $doc_id";
  }
  
  my $window = Message::DOM::Window->___new ($dom);
  $window->___set_css_options ($css_options);
  $window->___set_user_style_sheets ([$ss]);
  $window->set_document ($doc);
  
  my $style = $element->manakai_computed_style;
  return ($window, $style);
} # get_computed_style

sub serialize_style ($$) {
  my ($style, $indent) = @_;

  ## TODO: check @$style

  my @v;
  for (map {get_dom_names ($_)} @shorthand, @longhand) {
    my $dom = $_->[1];
    push @v, [$_->[0], $dom, $style->$dom,
              $style->get_property_priority ($_->[0])];
    $v[-1]->[3] = ' !' . $v[-1]->[3] if length $v[-1]->[3];
  }
  return join '', map {"| $indent$_->[0]: $_->[2]$_->[3]\n"}
      sort {$a->[0] cmp $b->[0]} grep {length $_->[2]} @v;
} # serialize_style

sub get_dom_names ($) {
  my $dom_name = $_[0];
  if ($_[0] eq 'float') {
    return ([$_[0] => 'css_float'], [$_[0] => 'style_float']);
  }

  $dom_name =~ tr/-/_/;
  return ([$_[0] => $dom_name]);
} # get_dom_names

sub apply_diff ($$$) {
  my ($actual, $expected, $diff) = @_;
  my @actual = split /[\x0D\x0A]+/, $actual;
  my @expected = split /[\x0D\x0A]+/, $expected;
  my @diff = split /[\x0D\x0A]+/, $diff;
  for (@diff) {
    if (s/^-//) {
      push @actual, $_;
    } elsif (s/^\+//) {
      push @expected, $_;
    } else {
      die "Invalid diff line: $_";
    }
  }
  $actual = join "\n", sort {$a cmp $b} @actual;
  $expected = join "\n", sort {$a cmp $b} @expected;
  ($actual, $expected);
} # apply_diff
1	wakaba	1.1	#!/usr/bin/perl
2			use strict;
3
4			use lib qw[/home/wakaba/work/manakai2/lib]; ## TODO: ...
5
6			use Test;
7
8			BEGIN { plan tests => 548 }
9
10			require Whatpm::CSS::Parser;
11			require Message::DOM::Window;
12
13			require Message::DOM::DOMImplementation;
14			my $dom = Message::DOM::DOMImplementation->new;
15
16			my $DefaultComputed;
17			my $DefaultComputedText;
18
19			for my $file_name (map {"t/$_"} qw(
20			css-1.dat
21	wakaba	1.17	css-2.dat
22	wakaba	1.18	css-3.dat
23	wakaba	1.20	css-4.dat
24	wakaba	1.4	css-visual.dat
25	wakaba	1.6	css-generated.dat
26	wakaba	1.9	css-paged.dat
27			css-text.dat
28	wakaba	1.7	css-font.dat
29	wakaba	1.10	css-table.dat
30			css-interactive.dat
31	wakaba	1.1	)) {
32			print "# $file_name\n";
33	wakaba	1.13	open my $file, '<:utf8', $file_name or die "$0: $file_name: $!";
34	wakaba	1.1
35			my $all_test = {document => {}, test => []};
36			my $test;
37			my $mode = 'data';
38			my $doc_id;
39			my $selectors;
40			while (<$file>) {
41			s/\x0D\x0A/\x0A/;
42			if (/^#data$/) {
43			undef $test;
44			$test->{data} = '';
45			push @{$all_test->{test}}, $test;
46			$mode = 'data';
47			} elsif (/#(csstext\|cssom)$/) {
48			$test->{$1} = '';
49			$mode = $1;
50			} elsif (/#(computed(?>text)?) (\S+) (.+)$/) {
51			$test->{$1}->{$doc_id = $2}->{$selectors = $3} = '';
52			$mode = $1;
53			} elsif (/^#html (\S+)$/) {
54			undef $test;
55			$test->{format} = 'html';
56			$test->{data} = '';
57			$all_test->{document}->{$1} = $test;
58			$mode = 'data';
59	wakaba	1.2	} elsif (/^#errors$/) {
60			$test->{errors} = [];
61			$mode = 'errors';
62			$test->{data} =~ s/\x0D?\x0A\z//;
63	wakaba	1.4	} elsif (/^#option q$/) {
64			$test->{option}->{parse_mode} = 'q';
65	wakaba	1.1	} elsif (defined $test->{data} and /^$/) {
66			undef $test;
67			} else {
68			if ({data => 1, cssom => 1, csstext => 1}->{$mode}) {
69			$test->{$mode} .= $_;
70			} elsif ($mode eq 'computed' or $mode eq 'computedtext') {
71			$test->{$mode}->{$doc_id}->{$selectors} .= $_;
72	wakaba	1.2	} elsif ($mode eq 'errors') {
73			tr/\x0D\x0A//d;
74			push @{$test->{errors}}, $_;
75	wakaba	1.1	} else {
76			die "Line $.: $_";
77			}
78			}
79			}
80
81			for my $data (values %{$all_test->{document}}) {
82			if ($data->{format} eq 'html') {
83			my $doc = $dom->create_document;
84			$doc->manakai_is_html (1);
85			$doc->inner_html ($data->{data});
86			$data->{document} = $doc;
87			} else {
88			die "Test data format $data->{format} is not supported";
89			}
90			}
91
92			for my $test (@{$all_test->{test}}) {
93	wakaba	1.4	my ($p, $css_options) = get_parser ($test->{option}->{parse_mode});
94	wakaba	1.1
95	wakaba	1.2	my @actual_error;
96	wakaba	1.1	$p->{onerror} = sub {
97			my (%opt) = @_;
98	wakaba	1.2	my $uri = ${$opt{uri}};
99			$uri =~ s[^thismessage:/][];
100			push @actual_error, join ';',
101			$uri, $opt{token}->{line}, $opt{token}->{column},
102			$opt{level},
103	wakaba	1.16	$opt{type} . (defined $opt{value} ? ';'.$opt{value} : '');
104	wakaba	1.1	};
105
106			my $ss = $p->parse_char_string ($test->{data});
107	wakaba	1.2
108			ok ((join "\n", @actual_error), (join "\n", @{$test->{errors} or []}),
109			"#result ($test->{data})");
110	wakaba	1.1
111			if (defined $test->{cssom}) {
112			my $actual = serialize_cssom ($ss);
113			ok $actual, $test->{cssom}, "#cssom ($test->{data})";
114			}
115
116			if (defined $test->{csstext}) {
117			my $actual = $ss->css_text;
118			ok $actual, $test->{csstext}, "#csstext ($test->{data})";
119			}
120
121			for my $doc_id (keys %{$test->{computed} or {}}) {
122			for my $selectors (keys %{$test->{computed}->{$doc_id}}) {
123			my ($window, $style) = get_computed_style
124			($all_test, $doc_id, $selectors, $dom, $css_options, $ss);
125			## NOTE: $window is the root object, so that we must keep it
126			## referenced in this block.
127
128			my $actual = serialize_style ($style, '');
129			my $expected = $DefaultComputed;
130			my $diff = $test->{computed}->{$doc_id}->{$selectors};
131			($actual, $expected) = apply_diff ($actual, $expected, $diff);
132			ok $actual, $expected,
133			"#computed $doc_id $selectors ($test->{data})";
134			}
135			}
136
137			for my $doc_id (keys %{$test->{computedtext} or {}}) {
138			for my $selectors (keys %{$test->{computedtext}->{$doc_id}}) {
139			my ($window, $style) = get_computed_style
140			($all_test, $doc_id, $selectors, $dom, $css_options, $ss);
141			## NOTE: $window is the root object, so that we must keep it
142			## referenced in this block.
143
144			my $actual = $style->css_text;
145			my $expected = $DefaultComputedText;
146			my $diff = $test->{computedtext}->{$doc_id}->{$selectors};
147			($actual, $expected) = apply_diff ($actual, $expected, $diff);
148			"#computedtext $doc_id $selectors ($test->{data})";
149			ok $actual, $expected,
150			"#computedtext $doc_id $selectors ($test->{data})";
151			}
152			}
153			}
154			}
155
156			my @longhand;
157			my @shorthand;
158			BEGIN {
159			@longhand = qw/
160			background-attachment background-color background-image
161			background-position-x background-position-y
162			background-repeat border-bottom-color
163			border-bottom-style border-bottom-width border-collapse
164			border-left-color
165			border-left-style border-left-width border-right-color
166			border-right-style border-right-width
167			-manakai-border-spacing-x -manakai-border-spacing-y
168			border-top-color border-top-style border-top-width bottom
169	wakaba	1.15	caption-side clear clip color content counter-increment counter-reset
170	wakaba	1.14	cursor direction display empty-cells float
171	wakaba	1.16	font-family font-size font-size-adjust font-stretch
172			font-style font-variant font-weight height left
173	wakaba	1.1	letter-spacing line-height
174			list-style-image list-style-position list-style-type
175	wakaba	1.16	margin-bottom margin-left margin-right margin-top marker-offset
176			marks max-height max-width min-height min-width opacity -moz-opacity
177	wakaba	1.11	orphans outline-color outline-style outline-width overflow-x overflow-y
178	wakaba	1.1	padding-bottom padding-left padding-right padding-top
179	wakaba	1.16	page page-break-after page-break-before page-break-inside
180			position quotes right size table-layout
181	wakaba	1.1	text-align text-decoration text-indent text-transform
182			top unicode-bidi vertical-align visibility white-space width widows
183			word-spacing z-index
184			/;
185			@shorthand = qw/
186			background background-position
187			border border-color border-style border-width border-spacing
188			border-top border-right border-bottom border-left
189	wakaba	1.11	font list-style margin outline overflow padding
190	wakaba	1.1	/;
191			$DefaultComputedText = q[ border-spacing: 0px;
192			background: transparent none repeat scroll 0% 0%;
193			border: 0px none -manakai-default;
194			border-collapse: separate;
195			bottom: auto;
196			caption-side: top;
197			clear: none;
198	wakaba	1.15	clip: auto;
199	wakaba	1.1	color: -manakai-default;
200	wakaba	1.13	content: normal;
201	wakaba	1.14	counter-increment: none;
202			counter-reset: none;
203	wakaba	1.1	cursor: auto;
204			direction: ltr;
205			display: inline;
206			empty-cells: show;
207			float: none;
208			font-family: -manakai-default;
209			font-size: 16px;
210	wakaba	1.16	font-size-adjust: none;
211			font-stretch: normal;
212	wakaba	1.1	font-style: normal;
213			font-variant: normal;
214			font-weight: 400;
215			height: auto;
216			left: auto;
217			letter-spacing: normal;
218			line-height: normal;
219			list-style-image: none;
220			list-style-position: outside;
221			list-style-type: disc;
222	wakaba	1.5	margin: 0px;
223	wakaba	1.16	marker-offset: auto;
224			marks: none;
225	wakaba	1.1	max-height: none;
226			max-width: none;
227			min-height: 0px;
228			min-width: 0px;
229			opacity: 1;
230			orphans: 2;
231			outline: 0px none invert;
232			overflow: visible;
233	wakaba	1.6	padding: 0px;
234	wakaba	1.16	page: auto;
235	wakaba	1.1	page-break-after: auto;
236			page-break-before: auto;
237			page-break-inside: auto;
238			position: static;
239	wakaba	1.12	quotes: -manakai-default;
240	wakaba	1.1	right: auto;
241	wakaba	1.16	size: auto;
242	wakaba	1.1	table-layout: auto;
243			text-align: begin;
244			text-decoration: none;
245			text-indent: 0px;
246			text-transform: none;
247			top: auto;
248			unicode-bidi: normal;
249			vertical-align: baseline;
250			visibility: visible;
251			white-space: normal;
252			widows: 2;
253			width: auto;
254			word-spacing: normal;
255			z-index: auto;
256			];
257			$DefaultComputed = $DefaultComputedText;
258			$DefaultComputed =~ s/^ /\| /gm;
259			$DefaultComputed =~ s/;$//gm;
260			$DefaultComputed .= q[\| -manakai-border-spacing-x: 0px
261			\| -manakai-border-spacing-y: 0px
262			\| -moz-opacity: 1
263			\| background-attachment: scroll
264			\| background-color: transparent
265			\| background-image: none
266	wakaba	1.8	\| background-position: 0% 0%
267	wakaba	1.1	\| background-position-x: 0%
268			\| background-position-y: 0%
269			\| background-repeat: repeat
270			\| border-top: 0px none -manakai-default
271			\| border-right: 0px none -manakai-default
272			\| border-bottom: 0px none -manakai-default
273			\| border-left: 0px none -manakai-default
274			\| border-bottom-color: -manakai-default
275			\| border-bottom-style: none
276			\| border-bottom-width: 0px
277			\| border-left-color: -manakai-default
278			\| border-left-style: none
279			\| border-left-width: 0px
280			\| border-right-color: -manakai-default
281			\| border-right-style: none
282			\| border-right-width: 0px
283			\| border-top-color: -manakai-default
284			\| border-top-style: none
285			\| border-top-width: 0px
286			\| border-color: -manakai-default
287			\| border-style: none
288			\| border-width: 0px
289			\| float: none
290	wakaba	1.7	\| font: 400 16px -manakai-default
291	wakaba	1.6	\| list-style: disc none outside
292	wakaba	1.5	\| margin-top: 0px
293			\| margin-right: 0px
294			\| margin-bottom: 0px
295			\| margin-left: 0px
296	wakaba	1.1	\| outline-color: invert
297			\| outline-style: none
298			\| outline-width: 0px
299	wakaba	1.11	\| overflow-x: visible
300			\| overflow-y: visible
301	wakaba	1.6	\| padding-bottom: 0px
302			\| padding-left: 0px
303			\| padding-right: 0px
304			\| padding-top: 0px];
305	wakaba	1.1	}
306
307	wakaba	1.4	sub get_parser ($) {
308			my $parse_mode = shift;
309
310	wakaba	1.1	my $p = Whatpm::CSS::Parser->new;
311	wakaba	1.4
312	wakaba	1.1	$p->{prop}->{$_} = 1 for (@longhand, @shorthand);
313			$p->{prop_value}->{display}->{$_} = 1 for qw/
314	wakaba	1.15	block clip inline inline-block inline-table list-item none
315	wakaba	1.1	table table-caption table-cell table-column table-column-group
316			table-header-group table-footer-group table-row table-row-group
317	wakaba	1.16	compact marker
318	wakaba	1.1	/;
319			$p->{prop_value}->{position}->{$_} = 1 for qw/
320			absolute fixed relative static
321			/;
322			$p->{prop_value}->{float}->{$_} = 1 for qw/
323			left right none
324			/;
325			$p->{prop_value}->{clear}->{$_} = 1 for qw/
326			left right none both
327			/;
328			$p->{prop_value}->{direction}->{ltr} = 1;
329			$p->{prop_value}->{direction}->{rtl} = 1;
330	wakaba	1.16	$p->{prop_value}->{marks}->{crop} = 1;
331			$p->{prop_value}->{marks}->{cross} = 1;
332	wakaba	1.1	$p->{prop_value}->{'unicode-bidi'}->{$_} = 1 for qw/
333			normal bidi-override embed
334			/;
335	wakaba	1.11	for my $prop_name (qw/overflow overflow-x overflow-y/) {
336			$p->{prop_value}->{$prop_name}->{$_} = 1 for qw/
337			visible hidden scroll auto -webkit-marquee -moz-hidden-unscrollable
338			/;
339			}
340	wakaba	1.1	$p->{prop_value}->{visibility}->{$_} = 1 for qw/
341			visible hidden collapse
342			/;
343			$p->{prop_value}->{'list-style-type'}->{$_} = 1 for qw/
344			disc circle square decimal decimal-leading-zero
345			lower-roman upper-roman lower-greek lower-latin
346			upper-latin armenian georgian lower-alpha upper-alpha none
347	wakaba	1.16	hebrew cjk-ideographic hiragana katakana hiragana-iroha
348			katakana-iroha
349	wakaba	1.1	/;
350			$p->{prop_value}->{'list-style-position'}->{outside} = 1;
351			$p->{prop_value}->{'list-style-position'}->{inside} = 1;
352			$p->{prop_value}->{'page-break-before'}->{$_} = 1 for qw/
353			auto always avoid left right
354			/;
355			$p->{prop_value}->{'page-break-after'}->{$_} = 1 for qw/
356			auto always avoid left right
357			/;
358			$p->{prop_value}->{'page-break-inside'}->{auto} = 1;
359			$p->{prop_value}->{'page-break-inside'}->{avoid} = 1;
360			$p->{prop_value}->{'background-repeat'}->{$_} = 1 for qw/
361			repeat repeat-x repeat-y no-repeat
362			/;
363			$p->{prop_value}->{'background-attachment'}->{scroll} = 1;
364			$p->{prop_value}->{'background-attachment'}->{fixed} = 1;
365	wakaba	1.16	$p->{prop_value}->{'font-size'}->{$_} = 1 for qw/
366			xx-small x-small small medium large x-large xx-large
367			-manakai-xxx-large -webkit-xxx-large
368			larger smaller
369			/;
370	wakaba	1.1	$p->{prop_value}->{'font-style'}->{normal} = 1;
371			$p->{prop_value}->{'font-style'}->{italic} = 1;
372			$p->{prop_value}->{'font-style'}->{oblique} = 1;
373			$p->{prop_value}->{'font-variant'}->{normal} = 1;
374			$p->{prop_value}->{'font-variant'}->{'small-caps'} = 1;
375	wakaba	1.16	$p->{prop_value}->{'font-stretch'}->{$_} = 1 for
376			qw/normal wider narrower ultra-condensed extra-condensed
377			condensed semi-condensed semi-expanded expanded
378			extra-expanded ultra-expanded/;
379	wakaba	1.1	$p->{prop_value}->{'text-align'}->{$_} = 1 for qw/
380			left right center justify begin end
381			/;
382			$p->{prop_value}->{'text-transform'}->{$_} = 1 for qw/
383			capitalize uppercase lowercase none
384			/;
385			$p->{prop_value}->{'white-space'}->{$_} = 1 for qw/
386	wakaba	1.18	normal pre nowrap pre-line pre-wrap -moz-pre-wrap
387	wakaba	1.1	/;
388			$p->{prop_value}->{'text-decoration'}->{$_} = 1 for qw/
389			none blink underline overline line-through
390			/;
391			$p->{prop_value}->{'caption-side'}->{$_} = 1 for qw/
392	wakaba	1.16	top bottom left right
393	wakaba	1.1	/;
394			$p->{prop_value}->{'table-layout'}->{auto} = 1;
395			$p->{prop_value}->{'table-layout'}->{fixed} = 1;
396	wakaba	1.18	$p->{prop_value}->{'border-collapse'}->{collapse} = 1;
397	wakaba	1.1	$p->{prop_value}->{'border-collapse'}->{separate} = 1;
398			$p->{prop_value}->{'empty-cells'}->{show} = 1;
399			$p->{prop_value}->{'empty-cells'}->{hide} = 1;
400			$p->{prop_value}->{cursor}->{$_} = 1 for qw/
401			auto crosshair default pointer move e-resize ne-resize nw-resize n-resize
402			se-resize sw-resize s-resize w-resize text wait help progress
403			/;
404			for my $prop (qw/border-top-style border-left-style
405			border-bottom-style border-right-style outline-style/) {
406			$p->{prop_value}->{$prop}->{$_} = 1 for qw/
407			none hidden dotted dashed solid double groove ridge inset outset
408			/;
409			}
410			for my $prop (qw/color background-color
411			border-bottom-color border-left-color border-right-color
412			border-top-color border-color/) {
413			$p->{prop_value}->{$prop}->{transparent} = 1;
414			$p->{prop_value}->{$prop}->{flavor} = 1;
415			$p->{prop_value}->{$prop}->{'-manakai-default'} = 1;
416			}
417			$p->{prop_value}->{'outline-color'}->{invert} = 1;
418			$p->{prop_value}->{'outline-color'}->{'-manakai-invert-or-currentcolor'} = 1;
419			$p->{pseudo_class}->{$_} = 1 for qw/
420			active checked disabled empty enabled first-child first-of-type
421			focus hover indeterminate last-child last-of-type link only-child
422			only-of-type root target visited
423			lang nth-child nth-last-child nth-of-type nth-last-of-type not
424			-manakai-contains -manakai-current
425			/;
426			$p->{pseudo_element}->{$_} = 1 for qw/
427			after before first-letter first-line
428			/;
429
430			my $css_options = {
431			prop => $p->{prop},
432			prop_value => $p->{prop_value},
433			pseudo_class => $p->{pseudo_class},
434			pseudo_element => $p->{pseudo_element},
435			};
436
437	wakaba	1.19	$p->init;
438			if ($parse_mode eq 'q') {
439			$p->{unitless_px} = 1;
440			$p->{hashless_color} = 1;
441			}
442	wakaba	1.1	$p->{href} = 'thismessage:/';
443
444			return ($p, $css_options);
445			} # get_parser
446
447			sub serialize_cssom ($) {
448			my $ss = shift;
449
450			if (defined $ss) {
451			if ($ss->isa ('Message::IF::CSSStyleSheet')) {
452			my $v = '';
453			for my $rule (@{$ss->css_rules}) {
454			my $indent = '';
455	wakaba	1.17	$v .= serialize_rule ($rule, $indent);
456	wakaba	1.1	}
457			return $v;
458			} else {
459			return '(' . (ref $ss) . ')';
460			}
461			} else {
462			return '(undef)';
463			}
464			} # serialize_cssom
465	wakaba	1.17
466			sub serialize_rule ($$) {
467			my ($rule, $indent) = @_;
468			my $v = '';
469			if ($rule->type == $rule->STYLE_RULE) {
470			$v .= '\| ' . $indent . '<' . $rule->selector_text . ">\n";
471			$v .= serialize_style ($rule->style, $indent . ' ');
472			} elsif ($rule->type == $rule->MEDIA_RULE) {
473			$v .= '\| ' . $indent . '@media ' . $rule->media . "\n";
474			$v .= serialize_rule ($_, $indent . ' ') for @{$rule->css_rules};
475	wakaba	1.18	} elsif ($rule->type == $rule->NAMESPACE_RULE) {
476			$v .= '\| ' . $indent . '@namespace ';
477			my $prefix = $rule->prefix;
478			$v .= $prefix . ': ' if length $prefix;
479			$v .= '<' . $rule->namespace_uri . ">\n";
480	wakaba	1.20	} elsif ($rule->type == $rule->IMPORT_RULE) {
481			$v .= '\| ' . $indent . '@import <' . $rule->href . '> ' . $rule->media;
482			$v .= "\n";
483			} elsif ($rule->type == $rule->CHARSET_RULE) {
484			$v .= '\| ' . $indent . '@charset ' . $rule->encoding . "\n";
485	wakaba	1.17	} else {
486			die "Rule type @{[$rule->type]} is not supported";
487			}
488			return $v;
489			} # serialize_rule
490	wakaba	1.1
491			sub get_computed_style ($$$$$$) {
492			my ($all_test, $doc_id, $selectors, $dom, $css_options, $ss) = @_;
493
494			my $doc = $all_test->{document}->{$doc_id}->{document};
495			unless ($doc) {
496			die "Test document $doc_id is not defined";
497			}
498
499	wakaba	1.6	my $element = $doc->query_selector ($selectors);
500	wakaba	1.1	unless ($element) {
501			die "Element $selectors not found in document $doc_id";
502			}
503
504			my $window = Message::DOM::Window->___new ($dom);
505			$window->___set_css_options ($css_options);
506			$window->___set_user_style_sheets ([$ss]);
507			$window->set_document ($doc);
508
509	wakaba	1.3	my $style = $element->manakai_computed_style;
510	wakaba	1.1	return ($window, $style);
511			} # get_computed_style
512
513			sub serialize_style ($$) {
514			my ($style, $indent) = @_;
515
516			## TODO: check @$style
517
518			my @v;
519			for (map {get_dom_names ($_)} @shorthand, @longhand) {
520			my $dom = $_->[1];
521			push @v, [$_->[0], $dom, $style->$dom,
522			$style->get_property_priority ($_->[0])];
523			$v[-1]->[3] = ' !' . $v[-1]->[3] if length $v[-1]->[3];
524			}
525			return join '', map {"\| $indent$_->[0]: $_->[2]$_->[3]\n"}
526			sort {$a->[0] cmp $b->[0]} grep {length $_->[2]} @v;
527			} # serialize_style
528
529			sub get_dom_names ($) {
530			my $dom_name = $_[0];
531			if ($_[0] eq 'float') {
532			return ([$_[0] => 'css_float'], [$_[0] => 'style_float']);
533			}
534
535			$dom_name =~ tr/-/_/;
536			return ([$_[0] => $dom_name]);
537			} # get_dom_names
538
539			sub apply_diff ($$$) {
540			my ($actual, $expected, $diff) = @_;
541			my @actual = split /[\x0D\x0A]+/, $actual;
542			my @expected = split /[\x0D\x0A]+/, $expected;
543			my @diff = split /[\x0D\x0A]+/, $diff;
544			for (@diff) {
545			if (s/^-//) {
546			push @actual, $_;
547			} elsif (s/^\+//) {
548			push @expected, $_;
549			} else {
550			die "Invalid diff line: $_";
551			}
552			}
553			$actual = join "\n", sort {$a cmp $b} @actual;
554			$expected = join "\n", sort {$a cmp $b} @expected;
555			($actual, $expected);
556			} # apply_diff