tests/phpunit/includes/GlobalFunctions/wfTimestampTest.php

   1 <?php
   2
   3 /**
   4  * @group GlobalFunctions
   5  * @covers ::wfTimestamp
   6  */
   7 class WfTimestampTest extends MediaWikiTestCase {
   8         /**
   9          * @dataProvider provideNormalTimestamps
  10          */
  11         public function testNormalTimestamps( $input, $format, $output, $desc ) {
  12                 $this->assertEquals( $output, wfTimestamp( $format, $input ), $desc );
  13         }
  14
  15         public static function provideNormalTimestamps() {
  16                 $t = gmmktime( 12, 34, 56, 1, 15, 2001 );
  17
  18                 return array(
  19                         // TS_UNIX
  20                         array( $t, TS_MW, '20010115123456', 'TS_UNIX to TS_MW' ),
  21                         array( -30281104, TS_MW, '19690115123456', 'Negative TS_UNIX to TS_MW' ),
  22                         array( $t, TS_UNIX, 979562096, 'TS_UNIX to TS_UNIX' ),
  23                         array( $t, TS_DB, '2001-01-15 12:34:56', 'TS_UNIX to TS_DB' ),
  24                         array( $t + .01, TS_MW, '20010115123456', 'TS_UNIX float to TS_MW' ),
  25
  26                         array( $t, TS_ISO_8601_BASIC, '20010115T123456Z', 'TS_ISO_8601_BASIC to TS_DB' ),
  27
  28                         // TS_MW
  29                         array( '20010115123456', TS_MW, '20010115123456', 'TS_MW to TS_MW' ),
  30                         array( '20010115123456', TS_UNIX, 979562096, 'TS_MW to TS_UNIX' ),
  31                         array( '20010115123456', TS_DB, '2001-01-15 12:34:56', 'TS_MW to TS_DB' ),
  32                         array( '20010115123456', TS_ISO_8601_BASIC, '20010115T123456Z', 'TS_MW to TS_ISO_8601_BASIC' ),
  33
  34                         // TS_DB
  35                         array( '2001-01-15 12:34:56', TS_MW, '20010115123456', 'TS_DB to TS_MW' ),
  36                         array( '2001-01-15 12:34:56', TS_UNIX, 979562096, 'TS_DB to TS_UNIX' ),
  37                         array( '2001-01-15 12:34:56', TS_DB, '2001-01-15 12:34:56', 'TS_DB to TS_DB' ),
  38                         array(
  39                                 '2001-01-15 12:34:56',
  40                                 TS_ISO_8601_BASIC,
  41                                 '20010115T123456Z',
  42                                 'TS_DB to TS_ISO_8601_BASIC'
  43                         ),
  44
  45                         # rfc2822 section 3.3
  46                         array( '20010115123456', TS_RFC2822, 'Mon, 15 Jan 2001 12:34:56 GMT', 'TS_MW to TS_RFC2822' ),
  47                         array( 'Mon, 15 Jan 2001 12:34:56 GMT', TS_MW, '20010115123456', 'TS_RFC2822 to TS_MW' ),
  48                         array(
  49                                 ' Mon, 15 Jan 2001 12:34:56 GMT',
  50                                 TS_MW,
  51                                 '20010115123456',
  52                                 'TS_RFC2822 with leading space to TS_MW'
  53                         ),
  54                         array(
  55                                 '15 Jan 2001 12:34:56 GMT',
  56                                 TS_MW,
  57                                 '20010115123456',
  58                                 'TS_RFC2822 without optional day-of-week to TS_MW'
  59                         ),
  60
  61                         # FWS = ([*WSP CRLF] 1*WSP) / obs-FWS ; Folding white space
  62                         # obs-FWS = 1*WSP *(CRLF 1*WSP) ; Section 4.2
  63                         array( 'Mon, 15         Jan 2001 12:34:56 GMT', TS_MW, '20010115123456', 'TS_RFC2822 to TS_MW' ),
  64
  65                         # WSP = SP / HTAB ; rfc2234
  66                         array(
  67                                 "Mon, 15 Jan\x092001 12:34:56 GMT",
  68                                 TS_MW,
  69                                 '20010115123456',
  70                                 'TS_RFC2822 with HTAB to TS_MW'
  71                         ),
  72                         array(
  73                                 "Mon, 15 Jan\x09 \x09  2001 12:34:56 GMT",
  74                                 TS_MW,
  75                                 '20010115123456',
  76                                 'TS_RFC2822 with HTAB and SP to TS_MW'
  77                         ),
  78                         array(
  79                                 'Sun, 6 Nov 94 08:49:37 GMT',
  80                                 TS_MW,
  81                                 '19941106084937',
  82                                 'TS_RFC2822 with obsolete year to TS_MW'
  83                         ),
  84                 );
  85         }
  86
  87         /**
  88          * This test checks wfTimestamp() with values outside.
  89          * It needs PHP 64 bits or PHP > 5.1.
  90          * See r74778 and bug 25451
  91          * @dataProvider provideOldTimestamps
  92          */
  93         public function testOldTimestamps( $input, $outputType, $output, $message ) {
  94                 $timestamp = wfTimestamp( $outputType, $input );
  95                 if ( substr( $output, 0, 1 ) === '/' ) {
  96                         // Bug 64946: Day of the week calculations for very old
  97                         // timestamps varies from system to system.
  98                         $this->assertRegExp( $output, $timestamp, $message );
  99                 } else {
 100                         $this->assertEquals( $output, $timestamp, $message );
 101                 }
 102         }
 103
 104         public static function provideOldTimestamps() {
 105                 return array(
 106                         array(
 107                                 '19011213204554',
 108                                 TS_RFC2822,
 109                                 'Fri, 13 Dec 1901 20:45:54 GMT',
 110                                 'Earliest time according to PHP documentation'
 111                         ),
 112                         array( '20380119031407', TS_RFC2822, 'Tue, 19 Jan 2038 03:14:07 GMT', 'Latest 32 bit time' ),
 113                         array( '19011213204552', TS_UNIX, '-2147483648', 'Earliest 32 bit unix time' ),
 114                         array( '20380119031407', TS_UNIX, '2147483647', 'Latest 32 bit unix time' ),
 115                         array( '19011213204552', TS_RFC2822, 'Fri, 13 Dec 1901 20:45:52 GMT', 'Earliest 32 bit time' ),
 116                         array(
 117                                 '19011213204551',
 118                                 TS_RFC2822,
 119                                 'Fri, 13 Dec 1901 20:45:51 GMT', 'Earliest 32 bit time - 1'
 120                         ),
 121                         array( '20380119031408', TS_RFC2822, 'Tue, 19 Jan 2038 03:14:08 GMT', 'Latest 32 bit time + 1' ),
 122                         array( '19011212000000', TS_MW, '19011212000000', 'Convert to itself r74778#c10645' ),
 123                         array( '19011213204551', TS_UNIX, '-2147483649', 'Earliest 32 bit unix time - 1' ),
 124                         array( '20380119031408', TS_UNIX, '2147483648', 'Latest 32 bit unix time + 1' ),
 125                         array( '-2147483649', TS_MW, '19011213204551', '1901 negative unix time to MediaWiki' ),
 126                         array( '-5331871504', TS_MW, '18010115123456', '1801 negative unix time to MediaWiki' ),
 127                         array(
 128                                 '0117-08-09 12:34:56',
 129                                 TS_RFC2822,
 130                                 '/, 09 Aug 0117 12:34:56 GMT$/',
 131                                 'Death of Roman Emperor [[Trajan]]'
 132                         ),
 133
 134                         /* @todo FIXME: 00 to 101 years are taken as being in [1970-2069] */
 135                         array( '-58979923200', TS_RFC2822, '/, 01 Jan 0101 00:00:00 GMT$/', '1/1/101' ),
 136                         array( '-62135596800', TS_RFC2822, 'Mon, 01 Jan 0001 00:00:00 GMT', 'Year 1' ),
 137
 138                         /* It is not clear if we should generate a year 0 or not
 139                          * We are completely off RFC2822 requirement of year being
 140                          * 1900 or later.
 141                          */
 142                         array(
 143                                 '-62142076800',
 144                                 TS_RFC2822,
 145                                 'Wed, 18 Oct 0000 00:00:00 GMT',
 146                                 'ISO 8601:2004 [[year 0]], also called [[1 BC]]'
 147                         ),
 148                 );
 149         }
 150
 151         /**
 152          * The Resource Loader uses wfTimestamp() to convert timestamps
 153          * from If-Modified-Since header. Thus it must be able to parse all
 154          * rfc2616 date formats
 155          * @see http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html#sec3.3.1
 156          * @dataProvider provideHttpDates
 157          */
 158         public function testHttpDate( $input, $output, $desc ) {
 159                 $this->assertEquals( $output, wfTimestamp( TS_MW, $input ), $desc );
 160         }
 161
 162         public static function provideHttpDates() {
 163                 return array(
 164                         array( 'Sun, 06 Nov 1994 08:49:37 GMT', '19941106084937', 'RFC 822 date' ),
 165                         array( 'Sunday, 06-Nov-94 08:49:37 GMT', '19941106084937', 'RFC 850 date' ),
 166                         array( 'Sun Nov  6 08:49:37 1994', '19941106084937', "ANSI C's asctime() format" ),
 167                         // See http://www.squid-cache.org/mail-archive/squid-users/200307/0122.html and r77171
 168                         array(
 169                                 'Mon, 22 Nov 2010 14:12:42 GMT; length=52626',
 170                                 '20101122141242',
 171                                 'Netscape extension to HTTP/1.0'
 172                         ),
 173                 );
 174         }
 175
 176         /**
 177          * There are a number of assumptions in our codebase where wfTimestamp()
 178          * should give the current date but it is not given a 0 there. See r71751 CR
 179          */
 180         public function testTimestampParameter() {
 181                 $now = wfTimestamp( TS_UNIX );
 182                 // We check that wfTimestamp doesn't return false (error) and use a LessThan assert
 183                 // for the cases where the test is run in a second boundary.
 184
 185                 $zero = wfTimestamp( TS_UNIX, 0 );
 186                 $this->assertNotEquals( false, $zero );
 187                 $this->assertLessThan( 5, $zero - $now );
 188
 189                 $empty = wfTimestamp( TS_UNIX, '' );
 190                 $this->assertNotEquals( false, $empty );
 191                 $this->assertLessThan( 5, $empty - $now );
 192
 193                 $null = wfTimestamp( TS_UNIX, null );
 194                 $this->assertNotEquals( false, $null );
 195                 $this->assertLessThan( 5, $null - $now );
 196         }
 197 }