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::class, $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::class, $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          * @covers GlobalVarConfig::hasWithPrefix
  44          */
  45         public function testHas() {
  46                 $this->maybeStashGlobal( 'wgGlobalVarConfigTestHas' );
  47                 $GLOBALS['wgGlobalVarConfigTestHas'] = wfRandomString();
  48                 $this->maybeStashGlobal( 'wgGlobalVarConfigTestNotHas' );
  49                 $config = new GlobalVarConfig();
  50                 $this->assertTrue( $config->has( 'GlobalVarConfigTestHas' ) );
  51                 $this->assertFalse( $config->has( 'GlobalVarConfigTestNotHas' ) );
  52         }
  53
  54         public static function provideGet() {
  55                 $set = [
  56                         'wgSomething' => 'default1',
  57                         'wgFoo' => 'default2',
  58                         'efVariable' => 'default3',
  59                         'BAR' => 'default4',
  60                 ];
  61
  62                 foreach ( $set as $var => $value ) {
  63                         $GLOBALS[$var] = $value;
  64                 }
  65
  66                 return [
  67                         [ 'Something', 'wg', 'default1' ],
  68                         [ 'Foo', 'wg', 'default2' ],
  69                         [ 'Variable', 'ef', 'default3' ],
  70                         [ 'BAR', '', 'default4' ],
  71                         [ 'ThisGlobalWasNotSetAbove', 'wg', false ]
  72                 ];
  73         }
  74
  75         /**
  76          * @dataProvider provideGet
  77          * @covers GlobalVarConfig::get
  78          * @covers GlobalVarConfig::getWithPrefix
  79          * @param string $name
  80          * @param string $prefix
  81          * @param string $expected
  82          */
  83         public function testGet( $name, $prefix, $expected ) {
  84                 $config = new GlobalVarConfig( $prefix );
  85                 if ( $expected === false ) {
  86                         $this->setExpectedException( ConfigException::class, 'GlobalVarConfig::get: undefined option:' );
  87                 }
  88                 $this->assertEquals( $config->get( $name ), $expected );
  89         }
  90
  91         private function maybeStashGlobal( $var ) {
  92                 if ( array_key_exists( $var, $GLOBALS ) ) {
  93                         // Will be reset after this test is over
  94                         $this->stashMwGlobals( $var );
  95                 }
  96         }
  97 }