tests/phpunit/includes/parser/MagicVariableTest.php

   1 <?php
   2 /**
   3  * This file is intended to test magic variables in the parser
   4  * It was inspired by Raymond & Matěj Grabovský commenting about r66200
   5  *
   6  * As of february 2011, it only tests some revisions and date related
   7  * magic variables.
   8  *
   9  * @author Antoine Musso
  10  * @copyright Copyright © 2011, Antoine Musso
  11  * @file
  12  */
  13
  14 /** */
  15 class MagicVariableTest extends MediaWikiTestCase {
  16         /** Will contains a parser object*/
  17         private $testParser = null;
  18
  19         /**
  20          * An array of magicword returned as type integer by the parser
  21          * They are usually returned as a string for i18n since we support
  22          * persan numbers for example, but some magic explicitly return
  23          * them as integer.
  24          * @see MagicVariableTest::assertMagic()
  25          */
  26         private $expectedAsInteger = array(
  27                 'revisionday',
  28                 'revisionmonth1',
  29         );
  30
  31         /** setup a basic parser object */
  32         function setUp() {
  33                 global $wgContLang;
  34                 $wgContLang = Language::factory( 'en' );
  35
  36                 $this->testParser = new Parser();
  37                 $this->testParser->Options( new ParserOptions() );
  38
  39                 # initialize parser output
  40                 $this->testParser->clearState();
  41
  42                 # Needs a title to do magic word stuff
  43                 $title = Title::newFromText( 'Tests' );
  44                 $title->mRedirect = false; # Else it needs a db connection just to check if it's a redirect (when deciding the page language)
  45
  46                 $this->testParser->setTitle( $title );
  47         }
  48
  49         /** destroy parser (TODO: is it really neded?)*/
  50         function tearDown() {
  51                 unset( $this->testParser );
  52         }
  53
  54         ############### TESTS #############################################
  55         # @todo FIXME:
  56         #  - those got copy pasted, we can probably make them cleaner
  57         #  - tests are lacking useful messages
  58
  59         # day
  60
  61         /** @dataProvider MediaWikiProvide::Days */
  62         function testCurrentdayIsUnPadded( $day ) {
  63                 $this->assertUnPadded( 'currentday', $day );
  64         }
  65         /** @dataProvider MediaWikiProvide::Days */
  66         function testCurrentdaytwoIsZeroPadded( $day ) {
  67                 $this->assertZeroPadded( 'currentday2', $day );
  68         }
  69         /** @dataProvider MediaWikiProvide::Days */
  70         function testLocaldayIsUnPadded( $day ) {
  71                 $this->assertUnPadded( 'localday', $day );
  72         }
  73         /** @dataProvider MediaWikiProvide::Days */
  74         function testLocaldaytwoIsZeroPadded( $day ) {
  75                 $this->assertZeroPadded( 'localday2', $day );
  76         }
  77
  78         # month
  79
  80         /** @dataProvider MediaWikiProvide::Months */
  81         function testCurrentmonthIsZeroPadded( $month ) {
  82                 $this->assertZeroPadded( 'currentmonth', $month );
  83         }
  84         /** @dataProvider MediaWikiProvide::Months */
  85         function testCurrentmonthoneIsUnPadded( $month ) {
  86                 $this->assertUnPadded( 'currentmonth1', $month );
  87         }
  88         /** @dataProvider MediaWikiProvide::Months */
  89         function testLocalmonthIsZeroPadded( $month ) {
  90                 $this->assertZeroPadded( 'localmonth', $month );
  91         }
  92         /** @dataProvider MediaWikiProvide::Months */
  93         function testLocalmonthoneIsUnPadded( $month ) {
  94                 $this->assertUnPadded( 'localmonth1', $month );
  95         }
  96
  97
  98         # revision day
  99
 100         /** @dataProvider MediaWikiProvide::Days */
 101         function testRevisiondayIsUnPadded( $day ) {
 102                 $this->assertUnPadded( 'revisionday', $day );
 103         }
 104         /** @dataProvider MediaWikiProvide::Days */
 105         function testRevisiondaytwoIsZeroPadded( $day ) {
 106                 $this->assertZeroPadded( 'revisionday2', $day );
 107         }
 108
 109         # revision month
 110
 111         /** @dataProvider MediaWikiProvide::Months */
 112         function testRevisionmonthIsZeroPadded( $month ) {
 113                 $this->assertZeroPadded( 'revisionmonth', $month );
 114         }
 115         /** @dataProvider MediaWikiProvide::Months */
 116         function testRevisionmonthoneIsUnPadded( $month ) {
 117                 $this->assertUnPadded( 'revisionmonth1', $month );
 118         }
 119
 120         /**
 121          * Rough tests for {{SERVERNAME}} magic word
 122          * Bug 31176
 123          */
 124         function testServernameFromDifferentProtocols() {
 125                 global $wgServer;
 126                 $saved_wgServer= $wgServer;
 127
 128                 $wgServer = 'http://localhost/';
 129                 $this->assertMagic( 'localhost', 'servername' );
 130                 $wgServer = 'https://localhost/';
 131                 $this->assertMagic( 'localhost', 'servername' );
 132                 $wgServer = '//localhost/';  # bug 31176
 133                 $this->assertMagic( 'localhost', 'servername' );
 134
 135                 $wgServer = $saved_wgServer;
 136         }
 137
 138         ############### HELPERS ############################################
 139
 140         /** assertion helper expecting a magic output which is zero padded */
 141         PUBLIC function assertZeroPadded( $magic, $value ) {
 142                 $this->assertMagicPadding( $magic, $value, '%02d' );
 143         }
 144
 145         /** assertion helper expecting a magic output which is unpadded */
 146         PUBLIC function assertUnPadded( $magic, $value ) {
 147                 $this->assertMagicPadding( $magic, $value, '%d' );
 148         }
 149
 150         /**
 151          * Main assertion helper for magic variables padding
 152          * @param $magic string Magic variable name
 153          * @param $value mixed Month or day
 154          * @param $format string sprintf format for $value
 155          */
 156         private function assertMagicPadding( $magic, $value, $format ) {
 157                 # Initialize parser timestamp as year 2010 at 12h34 56s.
 158                 # month and day are given by the caller ($value). Month < 12!
 159                 if( $value > 12 ) { $month = $value % 12; }
 160                 else { $month = $value; }
 161
 162                 $this->setParserTS(
 163                         sprintf( '2010%02d%02d123456', $month, $value )
 164                 );
 165
 166                 # please keep the following commented line of code. It helps debugging.
 167                 //print "\nDEBUG (value $value):" . sprintf( '2010%02d%02d123456', $value, $value ) . "\n";
 168
 169                 # format expectation and test it
 170                 $expected = sprintf( $format, $value );
 171                 $this->assertMagic( $expected, $magic );
 172         }
 173
 174         /** helper to set the parser timestamp and revision timestamp */
 175         private function setParserTS( $ts ) {
 176                 $this->testParser->Options()->setTimestamp( $ts );
 177                 $this->testParser->mRevisionTimestamp = $ts;
 178         }
 179
 180         /**
 181          * Assertion helper to test a magic variable output
 182          */
 183         private function assertMagic( $expected, $magic ) {
 184                 if( in_array( $magic, $this->expectedAsInteger ) ) {
 185                         $expected = (int) $expected;
 186                 }
 187
 188                 # Generate a message for the assertion
 189                 $msg = sprintf( "Magic %s should be <%s:%s>",
 190                         $magic,
 191                         $expected,
 192                         gettype( $expected )
 193                 );
 194
 195                 $this->assertSame(
 196                         $expected,
 197                         $this->testParser->getVariableValue( $magic ),
 198                         $msg
 199                 );
 200         }
 201 }