tests/phpunit/includes/libs/TimingTest.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  * @author Ori Livneh <ori@wikimedia.org>
  20  */
  21
  22 class TimingTest extends PHPUnit_Framework_TestCase {
  23
  24         /**
  25          * @covers Timing::clearMarks
  26          * @covers Timing::getEntries
  27          */
  28         public function testClearMarks() {
  29                 $timing = new Timing;
  30                 $this->assertCount( 1, $timing->getEntries() );
  31
  32                 $timing->mark( 'a' );
  33                 $timing->mark( 'b' );
  34                 $this->assertCount( 3, $timing->getEntries() );
  35
  36                 $timing->clearMarks( 'a' );
  37                 $this->assertNull( $timing->getEntryByName( 'a' ) );
  38                 $this->assertNotNull( $timing->getEntryByName( 'b' ) );
  39
  40                 $timing->clearMarks();
  41                 $this->assertCount( 1, $timing->getEntries() );
  42         }
  43
  44         /**
  45          * @covers Timing::mark
  46          * @covers Timing::getEntryByName
  47          */
  48         public function testMark() {
  49                 $timing = new Timing;
  50                 $timing->mark( 'a' );
  51
  52                 $entry = $timing->getEntryByName( 'a' );
  53                 $this->assertEquals( 'a', $entry['name'] );
  54                 $this->assertEquals( 'mark', $entry['entryType'] );
  55                 $this->assertArrayHasKey( 'startTime', $entry );
  56                 $this->assertEquals( 0, $entry['duration'] );
  57
  58                 usleep( 100 );
  59                 $timing->mark( 'a' );
  60                 $newEntry = $timing->getEntryByName( 'a' );
  61                 $this->assertGreaterThan( $entry['startTime'], $newEntry['startTime'] );
  62         }
  63
  64         /**
  65          * @covers Timing::measure
  66          */
  67         public function testMeasure() {
  68                 $timing = new Timing;
  69
  70                 $timing->mark( 'a' );
  71                 usleep( 100 );
  72                 $timing->mark( 'b' );
  73
  74                 $a = $timing->getEntryByName( 'a' );
  75                 $b = $timing->getEntryByName( 'b' );
  76
  77                 $timing->measure( 'a_to_b', 'a', 'b' );
  78
  79                 $entry = $timing->getEntryByName( 'a_to_b' );
  80                 $this->assertEquals( 'a_to_b', $entry['name'] );
  81                 $this->assertEquals( 'measure', $entry['entryType'] );
  82                 $this->assertEquals( $a['startTime'], $entry['startTime'] );
  83                 $this->assertEquals( $b['startTime'] - $a['startTime'], $entry['duration'] );
  84         }
  85
  86         /**
  87          * @covers Timing::getEntriesByType
  88          */
  89         public function testGetEntriesByType() {
  90                 $timing = new Timing;
  91
  92                 $timing->mark( 'mark_a' );
  93                 usleep( 100 );
  94                 $timing->mark( 'mark_b' );
  95                 usleep( 100 );
  96                 $timing->mark( 'mark_c' );
  97
  98                 $timing->measure( 'measure_a', 'mark_a', 'mark_b' );
  99                 $timing->measure( 'measure_b', 'mark_b', 'mark_c' );
 100
 101                 $marks = array_map( function ( $entry ) {
 102                         return $entry['name'];
 103                 }, $timing->getEntriesByType( 'mark' ) );
 104
 105                 $this->assertEquals( [ 'requestStart', 'mark_a', 'mark_b', 'mark_c' ], $marks );
 106
 107                 $measures = array_map( function ( $entry ) {
 108                         return $entry['name'];
 109                 }, $timing->getEntriesByType( 'measure' ) );
 110
 111                 $this->assertEquals( [ 'measure_a', 'measure_b' ], $measures );
 112         }
 113 }