tests/phpunit/includes/libs/ObjectFactoryTest.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  */
  20
  21 class ObjectFactoryTest extends PHPUnit_Framework_TestCase {
  22
  23         /**
  24          * @covers ObjectFactory::getObjectFromSpec
  25          */
  26         public function testClosureExpansionDisabled() {
  27                 $obj = ObjectFactory::getObjectFromSpec( [
  28                         'class' => 'ObjectFactoryTestFixture',
  29                         'args' => [
  30                                 function () {
  31                                         return 'wrapped';
  32                                 },
  33                                 'unwrapped',
  34                         ],
  35                         'calls' => [
  36                                 'setter' => [ function () {
  37                                         return 'wrapped';
  38                                 }, ],
  39                         ],
  40                         'closure_expansion' => false,
  41                 ] );
  42                 $this->assertInstanceOf( 'Closure', $obj->args[0] );
  43                 $this->assertSame( 'wrapped', $obj->args[0]() );
  44                 $this->assertSame( 'unwrapped', $obj->args[1] );
  45                 $this->assertInstanceOf( 'Closure', $obj->setterArgs[0] );
  46                 $this->assertSame( 'wrapped', $obj->setterArgs[0]() );
  47         }
  48
  49         /**
  50          * @covers ObjectFactory::getObjectFromSpec
  51          * @covers ObjectFactory::expandClosures
  52          */
  53         public function testClosureExpansionEnabled() {
  54                 $obj = ObjectFactory::getObjectFromSpec( [
  55                         'class' => 'ObjectFactoryTestFixture',
  56                         'args' => [
  57                                 function () {
  58                                         return 'wrapped';
  59                                 },
  60                                 'unwrapped',
  61                         ],
  62                         'calls' => [
  63                                 'setter' => [ function () {
  64                                         return 'wrapped';
  65                                 }, ],
  66                         ],
  67                         'closure_expansion' => true,
  68                 ] );
  69                 $this->assertInternalType( 'string', $obj->args[0] );
  70                 $this->assertSame( 'wrapped', $obj->args[0] );
  71                 $this->assertSame( 'unwrapped', $obj->args[1] );
  72                 $this->assertInternalType( 'string', $obj->setterArgs[0] );
  73                 $this->assertSame( 'wrapped', $obj->setterArgs[0] );
  74
  75                 $obj = ObjectFactory::getObjectFromSpec( [
  76                         'class' => 'ObjectFactoryTestFixture',
  77                         'args' => [ function () {
  78                                 return 'unwrapped';
  79                         }, ],
  80                         'calls' => [
  81                                 'setter' => [ function () {
  82                                         return 'unwrapped';
  83                                 }, ],
  84                         ],
  85                 ] );
  86                 $this->assertInternalType( 'string', $obj->args[0] );
  87                 $this->assertSame( 'unwrapped', $obj->args[0] );
  88                 $this->assertInternalType( 'string', $obj->setterArgs[0] );
  89                 $this->assertSame( 'unwrapped', $obj->setterArgs[0] );
  90         }
  91
  92         /**
  93          * @covers ObjectFactory::getObjectFromSpec
  94          */
  95         public function testGetObjectFromFactory() {
  96                 $args = [ 'a', 'b' ];
  97                 $obj = ObjectFactory::getObjectFromSpec( [
  98                         'factory' => function ( $a, $b ) {
  99                                 return new ObjectFactoryTestFixture( $a, $b );
 100                         },
 101                         'args' => $args,
 102                 ] );
 103                 $this->assertSame( $args, $obj->args );
 104         }
 105
 106         /**
 107          * @covers ObjectFactory::getObjectFromSpec
 108          * @expectedException InvalidArgumentException
 109          */
 110         public function testGetObjectFromInvalid() {
 111                 $args = [ 'a', 'b' ];
 112                 $obj = ObjectFactory::getObjectFromSpec( [
 113                         // Missing 'class' or 'factory'
 114                         'args' => $args,
 115                 ] );
 116         }
 117
 118         /**
 119          * @covers ObjectFactory::getObjectFromSpec
 120          * @dataProvider provideConstructClassInstance
 121          */
 122         public function testGetObjectFromClass( $args ) {
 123                 $obj = ObjectFactory::getObjectFromSpec( [
 124                         'class' => 'ObjectFactoryTestFixture',
 125                         'args' => $args,
 126                 ] );
 127                 $this->assertSame( $args, $obj->args );
 128         }
 129
 130         /**
 131          * @covers ObjectFactory::constructClassInstance
 132          * @dataProvider provideConstructClassInstance
 133          */
 134         public function testConstructClassInstance( $args ) {
 135                 $obj = ObjectFactory::constructClassInstance(
 136                         'ObjectFactoryTestFixture', $args
 137                 );
 138                 $this->assertSame( $args, $obj->args );
 139         }
 140
 141         public static function provideConstructClassInstance() {
 142                 // These args go to 11. I thought about making 10 one louder, but 11!
 143                 return [
 144                         '0 args' => [ [] ],
 145                         '1 args' => [ [ 1, ] ],
 146                         '2 args' => [ [ 1, 2, ] ],
 147                         '3 args' => [ [ 1, 2, 3, ] ],
 148                         '4 args' => [ [ 1, 2, 3, 4, ] ],
 149                         '5 args' => [ [ 1, 2, 3, 4, 5, ] ],
 150                         '6 args' => [ [ 1, 2, 3, 4, 5, 6, ] ],
 151                         '7 args' => [ [ 1, 2, 3, 4, 5, 6, 7, ] ],
 152                         '8 args' => [ [ 1, 2, 3, 4, 5, 6, 7, 8, ] ],
 153                         '9 args' => [ [ 1, 2, 3, 4, 5, 6, 7, 8, 9, ] ],
 154                         '10 args' => [ [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, ] ],
 155                         '11 args' => [ [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, ] ],
 156                 ];
 157         }
 158
 159         /**
 160          * @covers ObjectFactory::constructClassInstance
 161          * @expectedException InvalidArgumentException
 162          */
 163         public function testNamedArgs() {
 164                 $args = [ 'foo' => 1, 'bar' => 2, 'baz' => 3 ];
 165                 $obj = ObjectFactory::constructClassInstance(
 166                         'ObjectFactoryTestFixture', $args
 167                 );
 168         }
 169 }
 170
 171 class ObjectFactoryTestFixture {
 172         public $args;
 173         public $setterArgs;
 174         public function __construct( /*...*/ ) {
 175                 $this->args = func_get_args();
 176         }
 177         public function setter( /*...*/ ) {
 178                 $this->setterArgs = func_get_args();
 179         }
 180 }