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package Test::CSS; |
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$Test::CSS::VERSION = '0.07'; |
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$Test::CSS::AUTHOR = 'cpan:MANWAR'; |
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=head1 NAME |
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Test::CSS - Interface to test CSS string and file. |
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=head1 VERSION |
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Version 0.07 |
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=cut |
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use strict; use warnings; |
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use 5.0006; |
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use JSON; |
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use File::Share ':all'; |
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use Test::Builder; |
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require Exporter; |
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our @ISA = qw(Exporter); |
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our @EXPORT = qw(ok_css_string ok_css_file); |
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our $TESTER = Test::Builder->new; |
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our $PROPERTIES = JSON->new->utf8(1)->decode(_read_file(dist_file('Test-CSS', 'properties.json'))); |
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=head1 DESCRIPTION |
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The one and only feature of the package is to validate the CSS (string / file) |
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structurally. Additionally it checks if the property name is a valid as per the |
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CSS specifications. |
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=head1 METHODS |
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=head2 ok_css_string($css_string, $test_name) |
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=cut |
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sub ok_css_string($;$) { |
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my ($input, $test_name) = @_; |
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eval { _parse_css($input) }; |
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if ($@) { |
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$TESTER->ok(0, $test_name); |
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} |
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else { |
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$TESTER->ok(1, $test_name); |
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} |
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} |
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=head2 ok_css_file($css_file, $test_name) |
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=cut |
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57
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sub ok_css_file($;$) { |
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my ($file, $test_name) = @_; |
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1
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eval { _parse_css(_read_file($file)) }; |
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if ($@) { |
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$TESTER->ok(0, $test_name); |
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} |
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else { |
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$TESTER->ok(1, $test_name); |
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} |
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} |
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# |
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# |
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# PRIVATE METHODS |
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73
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sub _parse_css { |
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my ($css) = @_; |
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if (defined $css) { |
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$css =~ s/\r\n|\r|\n/ /gs; |
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$css =~ s!/\*.*?\*\/!!g; |
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# Split selectors |
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foreach ( grep { /\S/ } split /(?<=\})/, $css ) { |
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die "Invalid or unexpected selector data '$_'\n" |
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unless (/^\s*([^{]+?)\s*\{(.*)\}\s*$/); |
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my $selector = $1; |
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my $properties = $2; |
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$selector =~ s/\s{2,}/ /g; |
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# Split properties |
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foreach (grep { /\S/ } split /\;/, $properties) { |
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# skip browser specific properties |
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next if ((/^\s*[\*\-\_]/) || (/\\/)); |
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# check if properties are valid structurally |
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die "Invalid or unexpected property '$_' in style '$selector'\n" |
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unless (/^\s*([\w._-]+)\s*:\s*(.*?)\s*$/); |
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my ($name) = split /\:/,$_; |
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$name =~ s/^\s+|\s+$//g; |
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(exists $PROPERTIES->{lc($name)}) |
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|| die "Found invalid property [$name] within selector [$selector].\n"; |
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} |
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} |
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} |
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else { |
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0
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0
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die 'No stylesheet data was found in the document'; |
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} |
108
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} |
109
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110
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sub _read_file { |
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5
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5
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1529
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my ($file) = @_; |
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113
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5
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50
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279
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open my $FILE, "<", $file or die $!; |
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5
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45
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my $css = do { local( $/ ) ; <$FILE> } ; |
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5
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168
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115
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close $FILE; |
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117
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5
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3460
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return $css; |
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} |
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120
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=head1 BUGS |
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122
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None that I am aware of. Of course, if you find a bug, let me know, and I will be |
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sure to fix it. This is still a very early version, so it is always possible that |
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I have just "gotten it wrong" in some places. |
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126
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=head1 AUTHOR |
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128
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Mohammad S Anwar, C<< >> |
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130
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=head1 REPOSITORY |
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132
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L |
133
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134
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=head1 BUGS |
135
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136
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Please eport any bugs or feature requests to C, or |
137
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or through the web interface at L. |
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I will be notified, and then you'll automatically be notified of progress on your |
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bug as I make changes. |
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141
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=head1 SUPPORT |
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143
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You can find documentation for this module with the perldoc command. |
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145
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perldoc Test::CSS |
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147
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You can also look for information at: |
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149
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=over 4 |
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=item * RT: CPAN's request tracker (report bugs here) |
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153
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L |
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155
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=item * AnnoCPAN: Annotated CPAN documentation |
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157
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L |
158
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159
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=item * CPAN Ratings |
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161
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L |
162
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163
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=item * Search CPAN |
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165
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L |
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167
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=back |
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169
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=head1 LICENSE AND COPYRIGHT |
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171
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Copyright (C) 2014 - 2016 Mohammad S Anwar. |
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173
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This program is free software; you can redistribute it and/or modify it under |
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the terms of the the Artistic License (2.0). You may obtain a copy of the full |
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license at: |
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L |
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179
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Any use, modification, and distribution of the Standard or Modified Versions is |
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governed by this Artistic License.By using, modifying or distributing the Package, |
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you accept this license. Do not use, modify, or distribute the Package, if you do |
182
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not accept this license. |
183
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184
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If your Modified Version has been derived from a Modified Version made by someone |
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other than you,you are nevertheless required to ensure that your Modified Version |
186
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complies with the requirements of this license. |
187
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188
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This license does not grant you the right to use any trademark, service mark, |
189
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tradename, or logo of the Copyright Holder. |
190
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191
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This license includes the non-exclusive, worldwide, free-of-charge patent license |
192
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to make, have made, use, offer to sell, sell, import and otherwise transfer the |
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Package with respect to any patent claims licensable by the Copyright Holder that |
194
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are necessarily infringed by the Package. If you institute patent litigation |
195
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(including a cross-claim or counterclaim) against any party alleging that the |
196
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Package constitutes direct or contributory patent infringement,then this Artistic |
197
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License to you shall terminate on the date that such litigation is filed. |
198
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199
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Disclaimer of Warranty: THE PACKAGE IS PROVIDED BY THE COPYRIGHT HOLDER AND |
200
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CONTRIBUTORS "AS IS' AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES. THE IMPLIED |
201
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WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR |
202
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NON-INFRINGEMENT ARE DISCLAIMED TO THE EXTENT PERMITTED BY YOUR LOCAL LAW. UNLESS |
203
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REQUIRED BY LAW, NO COPYRIGHT HOLDER OR CONTRIBUTOR WILL BE LIABLE FOR ANY DIRECT, |
204
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INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING IN ANY WAY OUT OF THE USE |
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OF THE PACKAGE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
206
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207
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=cut |
208
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209
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1; # End of Test-CSS |