tests/phpunit/includes/libs/CSSMinTest.php

   1 <?php
   2 /**
   3  * This file test the CSSMin library shipped with Mediawiki.
   4  *
   5  * @author Timo Tijhof
   6  */
   7
   8 class CSSMinTest extends MediaWikiTestCase {
   9         protected $oldServer = null, $oldCanServer = null;
  10
  11         function setUp() {
  12                 parent::setUp();
  13
  14                 // Fake $wgServer and $wgCanonicalServer
  15                 global $wgServer, $wgCanonicalServer;
  16                 $this->oldServer = $wgServer;
  17                 $this->oldCanServer = $wgCanonicalServer;
  18                 $wgServer = $wgCanonicalServer = 'http://wiki.example.org';
  19         }
  20
  21         function tearDown() {
  22                 // Restore $wgServer and $wgCanonicalServer
  23                 global $wgServer, $wgCanonicalServer;
  24                 $wgServer = $this->oldServer;
  25                 $wgCanonicalServer = $this->oldCanServer;
  26
  27                 parent::tearDown();
  28         }
  29
  30         /**
  31          * @dataProvider provideMinifyCases
  32          */
  33         function testMinify( $code, $expectedOutput ) {
  34                 $minified = CSSMin::minify( $code );
  35
  36                 $this->assertEquals( $expectedOutput, $minified, 'Minified output should be in the form expected.' );
  37         }
  38
  39         function provideMinifyCases() {
  40                 return array(
  41                         // Whitespace
  42                         array( "\r\t\f \v\n\r", "" ),
  43                         array( "foo, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ),
  44
  45                         // Loose comments
  46                         array( "/* foo */", "" ),
  47                         array( "/*******\n foo\n *******/", "" ),
  48                         array( "/*!\n foo\n */", "" ),
  49
  50                         // Inline comments in various different places
  51                         array( "/* comment */foo, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ),
  52                         array( "foo/* comment */, bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ),
  53                         array( "foo,/* comment */ bar {\n\tprop: value;\n}", "foo,bar{prop:value}" ),
  54                         array( "foo, bar/* comment */ {\n\tprop: value;\n}", "foo,bar{prop:value}" ),
  55                         array( "foo, bar {\n\t/* comment */prop: value;\n}", "foo,bar{prop:value}" ),
  56                         array( "foo, bar {\n\tprop: /* comment */value;\n}", "foo,bar{prop:value}" ),
  57                         array( "foo, bar {\n\tprop: value /* comment */;\n}", "foo,bar{prop:value }" ),
  58                         array( "foo, bar {\n\tprop: value; /* comment */\n}", "foo,bar{prop:value; }" ),
  59
  60                         // Keep track of things that aren't as minified as much as they
  61                         // could be (bug 35493)
  62                         array( 'foo { prop: value ;}', 'foo{prop:value }' ),
  63                         array( 'foo { prop : value; }', 'foo{prop :value}' ),
  64                         array( 'foo { prop: value ; }', 'foo{prop:value }' ),
  65                         array( 'foo { font-family: "foo" , "bar"; }', 'foo{font-family:"foo" ,"bar"}' ),
  66                         array( "foo { src:\n\turl('foo') ,\n\turl('bar') ; }", "foo{src:url('foo') ,url('bar') }" ),
  67
  68                         // Interesting cases with string values
  69                         // - Double quotes, single quotes
  70                         array( 'foo { content: ""; }', 'foo{content:""}' ),
  71                         array( "foo { content: ''; }", "foo{content:''}" ),
  72                         array( 'foo { content: "\'"; }', 'foo{content:"\'"}' ),
  73                         array( "foo { content: '\"'; }", "foo{content:'\"'}" ),
  74                         // - Whitespace in string values
  75                         array( 'foo { content: " "; }', 'foo{content:" "}' ),
  76                 );
  77         }
  78
  79         /**
  80          * @dataProvider provideRemapCases
  81          */
  82         function testRemap( $message, $params, $expectedOutput ) {
  83                 $remapped = call_user_func_array( 'CSSMin::remap', $params );
  84
  85                 $messageAdd = " Case: $message";
  86                 $this->assertEquals( $expectedOutput, $remapped, 'CSSMin::remap should return the expected url form.' . $messageAdd );
  87         }
  88
  89         function provideRemapCases() {
  90                 // Parameter signature:
  91                 // CSSMin::remap( $code, $local, $remote, $embedData = true )
  92                 return array(
  93                         array(
  94                                 'Simple case',
  95                                 array( 'foo { prop: url(bar.png); }', false, 'http://example.org', false ),
  96                                 'foo { prop: url(http://example.org/bar.png); }',
  97                         ),
  98                         array(
  99                                 'Without trailing slash',
 100                                 array( 'foo { prop: url(../bar.png); }', false, 'http://example.org/quux', false ),
 101                                 'foo { prop: url(http://example.org/quux/../bar.png); }',
 102                         ),
 103                         array(
 104                                 'With trailing slash on remote (bug 27052)',
 105                                 array( 'foo { prop: url(../bar.png); }', false, 'http://example.org/quux/', false ),
 106                                 'foo { prop: url(http://example.org/quux/../bar.png); }',
 107                         ),
 108                         array(
 109                                 'Guard against stripping double slashes from query',
 110                                 array( 'foo { prop: url(bar.png?corge=//grault); }', false, 'http://example.org/quux/', false ),
 111                                 'foo { prop: url(http://example.org/quux/bar.png?corge=//grault); }',
 112                         ),
 113                         array(
 114                                 'Expand absolute paths',
 115                                 array( 'foo { prop: url(/w/skin/images/bar.png); }', false, 'http://example.org/quux', false ),
 116                                 'foo { prop: url(http://wiki.example.org/w/skin/images/bar.png); }',
 117                         ),
 118                 );
 119         }
 120
 121         /**
 122          * Seperated because they are currently broken (bug 35492)
 123          *
 124          * @group Broken
 125          * @dataProvider provideStringCases
 126          */
 127         function testMinifyWithCSSStringValues( $code, $expectedOutput ) {
 128                 $this->testMinifyOutput( $code, $expectedOutput );
 129         }
 130
 131         function provideStringCases() {
 132                 return array(
 133                         // String values should be respected
 134                         // - More than one space in a string value
 135                         array( 'foo { content: "  "; }', 'foo{content:"  "}' ),
 136                         // - Using a tab in a string value (turns into a space)
 137                         array( "foo { content: '\t'; }", "foo{content:'\t'}" ),
 138                         // - Using css-like syntax in string values
 139                         array( 'foo::after { content: "{;}"; position: absolute; }', 'foo::after{content:"{;}";position:absolute}' ),
 140                 );
 141         }
 142 }