tests/phpunit/includes/media/MediaHandlerTest.php

   1 <?php
   2
   3 /**
   4  * @group Media
   5  */
   6 class MediaHandlerTest extends MediaWikiTestCase {
   7
   8         /**
   9          * @covers MediaHandler::fitBoxWidth
  10          *
  11          * @dataProvider provideTestFitBoxWidth
  12          */
  13         public function testFitBoxWidth( $width, $height, $max, $expected ) {
  14                 $y = round( $expected * $height / $width );
  15                 $result = MediaHandler::fitBoxWidth( $width, $height, $max );
  16                 $y2 = round( $result * $height / $width );
  17                 $this->assertEquals( $expected,
  18                         $result,
  19                         "($width, $height, $max) wanted: {$expected}x$y, got: {z$result}x$y2" );
  20         }
  21
  22         public static function provideTestFitBoxWidth() {
  23                 return array_merge(
  24                         static::generateTestFitBoxWidthData( 50, 50, [
  25                                         50 => 50,
  26                                         17 => 17,
  27                                         18 => 18 ]
  28                         ),
  29                         static::generateTestFitBoxWidthData( 366, 300, [
  30                                         50 => 61,
  31                                         17 => 21,
  32                                         18 => 22 ]
  33                         ),
  34                         static::generateTestFitBoxWidthData( 300, 366, [
  35                                         50 => 41,
  36                                         17 => 14,
  37                                         18 => 15 ]
  38                         ),
  39                         static::generateTestFitBoxWidthData( 100, 400, [
  40                                         50 => 12,
  41                                         17 => 4,
  42                                         18 => 4 ]
  43                         )
  44                 );
  45         }
  46
  47         /**
  48          * Generate single test cases by combining the dimensions and tests contents
  49          *
  50          * It creates:
  51          * [$width, $height, $max, $expected],
  52          * [$width, $height, $max2, $expected2], ...
  53          * out of parameters:
  54          * $width, $height, { $max => $expected, $max2 => $expected2, ... }
  55          *
  56          * @param int $width
  57          * @param int $height
  58          * @param array $tests associative array of $max => $expected values
  59          * @return array
  60          */
  61         private static function generateTestFitBoxWidthData( $width, $height, $tests ) {
  62                 $result = [];
  63                 foreach ( $tests as $max => $expected ) {
  64                         $result[] = [ $width, $height, $max, $expected ];
  65                 }
  66                 return $result;
  67         }
  68 }