MediaWiki
REL1_22
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00001 <?php 00002 00003 class UIDGeneratorTest extends MediaWikiTestCase { 00004 00010 public function testTimestampedUID( $method, $digitlen, $bits, $tbits, $hostbits ) { 00011 $id = call_user_func( array( 'UIDGenerator', $method ) ); 00012 $this->assertEquals( true, ctype_digit( $id ), "UID made of digit characters" ); 00013 $this->assertLessThanOrEqual( $digitlen, strlen( $id ), 00014 "UID has the right number of digits" ); 00015 $this->assertLessThanOrEqual( $bits, strlen( wfBaseConvert( $id, 10, 2 ) ), 00016 "UID has the right number of bits" ); 00017 00018 $ids = array(); 00019 for ( $i = 0; $i < 300; $i++ ) { 00020 $ids[] = call_user_func( array( 'UIDGenerator', $method ) ); 00021 } 00022 00023 $lastId = array_shift( $ids ); 00024 if ( $hostbits ) { 00025 $lastHost = substr( wfBaseConvert( $lastId, 10, 2, $bits ), -$hostbits ); 00026 } 00027 00028 $this->assertArrayEquals( array_unique( $ids ), $ids, "All generated IDs are unique." ); 00029 00030 foreach ( $ids as $id ) { 00031 $id_bin = wfBaseConvert( $id, 10, 2 ); 00032 $lastId_bin = wfBaseConvert( $lastId, 10, 2 ); 00033 00034 $this->assertGreaterThanOrEqual( 00035 substr( $id_bin, 0, $tbits ), 00036 substr( $lastId_bin, 0, $tbits ), 00037 "New ID timestamp ($id_bin) >= prior one ($lastId_bin)." ); 00038 00039 if ( $hostbits ) { 00040 $this->assertEquals( 00041 substr( $id_bin, 0, -$hostbits ), 00042 substr( $lastId_bin, 0, -$hostbits ), 00043 "Host ID of ($id_bin) is same as prior one ($lastId_bin)." ); 00044 } 00045 00046 $lastId = $id; 00047 } 00048 } 00049 00054 public static function provider_testTimestampedUID() { 00055 return array( 00056 array( 'newTimestampedUID128', 39, 128, 46, 48 ), 00057 array( 'newTimestampedUID128', 39, 128, 46, 48 ), 00058 array( 'newTimestampedUID88', 27, 88, 46, 32 ), 00059 ); 00060 } 00061 00065 public function testUUIDv4() { 00066 for ( $i = 0; $i < 100; $i++ ) { 00067 $id = UIDGenerator::newUUIDv4(); 00068 $this->assertEquals( true, 00069 preg_match( '!^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$!', $id ), 00070 "UID $id has the right format" ); 00071 } 00072 } 00073 00077 public function testRawUUIDv4() { 00078 for ( $i = 0; $i < 100; $i++ ) { 00079 $id = UIDGenerator::newRawUUIDv4(); 00080 $this->assertEquals( true, 00081 preg_match( '!^[0-9a-f]{12}4[0-9a-f]{3}[89ab][0-9a-f]{15}$!', $id ), 00082 "UID $id has the right format" ); 00083 } 00084 } 00085 00089 public function testRawUUIDv4QuickRand() { 00090 for ( $i = 0; $i < 100; $i++ ) { 00091 $id = UIDGenerator::newRawUUIDv4( UIDGenerator::QUICK_RAND ); 00092 $this->assertEquals( true, 00093 preg_match( '!^[0-9a-f]{12}4[0-9a-f]{3}[89ab][0-9a-f]{15}$!', $id ), 00094 "UID $id has the right format" ); 00095 } 00096 } 00097 00098 }