tests/phpunit/includes/config/GlobalVarConfigTest.php

   1 <?php
   2
   3 class GlobalVarConfigTest extends MediaWikiTestCase {
   4
   5         /**
   6          * @covers GlobalVarConfig::newInstance
   7          */
   8         public function testNewInstance() {
   9                 $config = GlobalVarConfig::newInstance();
  10                 $this->assertInstanceOf( 'GlobalVarConfig', $config );
  11                 $this->maybeStashGlobal( 'wgBaz' );
  12                 $GLOBALS['wgBaz'] = 'somevalue';
  13                 // Check prefix is set to 'wg'
  14                 $this->assertEquals( 'somevalue', $config->get( 'Baz' ) );
  15         }
  16
  17         /**
  18          * @covers GlobalVarConfig::__construct
  19          * @dataProvider provideConstructor
  20          */
  21         public function testConstructor( $prefix ) {
  22                 $var = $prefix . 'GlobalVarConfigTest';
  23                 $rand = wfRandomString();
  24                 $this->maybeStashGlobal( $var );
  25                 $GLOBALS[$var] = $rand;
  26                 $config = new GlobalVarConfig( $prefix );
  27                 $this->assertInstanceOf( 'GlobalVarConfig', $config );
  28                 $this->assertEquals( $rand, $config->get( 'GlobalVarConfigTest' ) );
  29         }
  30
  31         public static function provideConstructor() {
  32                 return [
  33                         [ 'wg' ],
  34                         [ 'ef' ],
  35                         [ 'smw' ],
  36                         [ 'blahblahblahblah' ],
  37                         [ '' ],
  38                 ];
  39         }
  40
  41         /**
  42          * @covers GlobalVarConfig::has
  43          */
  44         public function testHas() {
  45                 $this->maybeStashGlobal( 'wgGlobalVarConfigTestHas' );
  46                 $GLOBALS['wgGlobalVarConfigTestHas'] = wfRandomString();
  47                 $this->maybeStashGlobal( 'wgGlobalVarConfigTestNotHas' );
  48                 $config = new GlobalVarConfig();
  49                 $this->assertTrue( $config->has( 'GlobalVarConfigTestHas' ) );
  50                 $this->assertFalse( $config->has( 'GlobalVarConfigTestNotHas' ) );
  51         }
  52
  53         public static function provideGet() {
  54                 $set = [
  55                         'wgSomething' => 'default1',
  56                         'wgFoo' => 'default2',
  57                         'efVariable' => 'default3',
  58                         'BAR' => 'default4',
  59                 ];
  60
  61                 foreach ( $set as $var => $value ) {
  62                         $GLOBALS[$var] = $value;
  63                 }
  64
  65                 return [
  66                         [ 'Something', 'wg', 'default1' ],
  67                         [ 'Foo', 'wg', 'default2' ],
  68                         [ 'Variable', 'ef', 'default3' ],
  69                         [ 'BAR', '', 'default4' ],
  70                         [ 'ThisGlobalWasNotSetAbove', 'wg', false ]
  71                 ];
  72         }
  73
  74         /**
  75          * @param string $name
  76          * @param string $prefix
  77          * @param string $expected
  78          * @dataProvider provideGet
  79          * @covers GlobalVarConfig::get
  80          * @covers GlobalVarConfig::getWithPrefix
  81          */
  82         public function testGet( $name, $prefix, $expected ) {
  83                 $config = new GlobalVarConfig( $prefix );
  84                 if ( $expected === false ) {
  85                         $this->setExpectedException( 'ConfigException', 'GlobalVarConfig::get: undefined option:' );
  86                 }
  87                 $this->assertEquals( $config->get( $name ), $expected );
  88         }
  89
  90         private function maybeStashGlobal( $var ) {
  91                 if ( array_key_exists( $var, $GLOBALS ) ) {
  92                         // Will be reset after this test is over
  93                         $this->stashMwGlobals( $var );
  94                 }
  95         }
  96 }