maintenance/tests/CdbTest.php

   1 <?php
   2
   3 /**
   4  * Test the CDB reader/writer
   5  */
   6
   7 class CdbTest extends PHPUnit_Framework_TestCase {
   8
   9         public function testCdb() {
  10                 $w1 = new CdbWriter_PHP( 'php.cdb' );
  11                 $w2 = new CdbWriter_DBA( 'dba.cdb' );
  12
  13                 $data = array();
  14                 for ( $i = 0; $i < 1000; $i++ ) {
  15                         $key = $this->randomString();
  16                         $value = $this->randomString();
  17                         $w1->set( $key, $value );
  18                         $w2->set( $key, $value );
  19
  20                         if ( !isset( $data[$key] ) ) {
  21                                 $data[$key] = $value;
  22                         }
  23                 }
  24
  25                 $w1->close();
  26                 $w2->close();
  27
  28                 $this->assertEquals(
  29                         md5_file( 'dba.cdb' ),
  30                         md5_file( 'php.cdb' ),
  31                         'same hash'
  32                 );
  33
  34                 $r1 = new CdbReader_PHP( 'php.cdb' );
  35                 $r2 = new CdbReader_DBA( 'dba.cdb' );
  36
  37                 foreach ( $data as $key => $value ) {
  38                         if ( $key === '' ) {
  39                                 // Known bug
  40                                 continue;
  41                         }
  42                         $v1 = $r1->get( $key );
  43                         $v2 = $r2->get( $key );
  44
  45                         $v1 = $v1 === false ? '(not found)' : $v1;
  46                         $v2 = $v2 === false ? '(not found)' : $v2;
  47
  48                         #cdbAssert( 'Mismatch', $key, $v1, $v2 );
  49                         $this->cdbAssert( "PHP error", $key, $v1, $value );
  50                         $this->cdbAssert( "DBA error", $key, $v2, $value );
  51                 }
  52
  53                 unlink( 'dba.cdb' );
  54                 unlink( 'php.cdb' );
  55         }
  56
  57         private function randomString() {
  58                 $len = mt_rand( 0, 10 );
  59                 $s = '';
  60                 for ( $j = 0; $j < $len; $j++ ) {
  61                         $s .= chr( mt_rand( 0, 255 ) );
  62                 }
  63                 return $s;
  64         }
  65
  66         private function cdbAssert( $msg, $key, $v1, $v2 ) {
  67                 $this->assertEquals(
  68                         $v2,
  69                         $v1,
  70                         $msg . ', k=' . bin2hex( $key )
  71                 );
  72         }
  73 }