4 * @group ResourceLoader
5 * @covers DerivativeResourceLoaderContext
7 class DerivativeResourceLoaderContextTest
extends PHPUnit\Framework\TestCase
{
9 use MediaWikiCoversValidator
;
11 protected static function makeContext() {
12 $request = new FauxRequest( [
14 'modules' => 'test.default',
19 return new ResourceLoaderContext( new ResourceLoader(), $request );
22 public function testChangeModules() {
23 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
24 $this->assertSame( $derived->getModules(), [ 'test.default' ], 'inherit from parent' );
26 $derived->setModules( [ 'test.override' ] );
27 $this->assertSame( $derived->getModules(), [ 'test.override' ] );
30 public function testChangeLanguageAndDirection() {
31 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
32 $this->assertSame( $derived->getLanguage(), 'qqx', 'inherit from parent' );
34 $derived->setLanguage( 'nl' );
35 $this->assertSame( $derived->getLanguage(), 'nl' );
36 $this->assertSame( $derived->getDirection(), 'ltr' );
38 // Changing the language must clear cache of computed direction
39 $derived->setLanguage( 'he' );
40 $this->assertSame( $derived->getDirection(), 'rtl' );
41 $this->assertSame( $derived->getLanguage(), 'he' );
43 // Overriding the direction explicitly is allowed
44 $derived->setDirection( 'ltr' );
45 $this->assertSame( $derived->getDirection(), 'ltr' );
46 $this->assertSame( $derived->getLanguage(), 'he' );
49 public function testChangeSkin() {
50 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
51 $this->assertSame( $derived->getSkin(), 'fallback', 'inherit from parent' );
53 $derived->setSkin( 'myskin' );
54 $this->assertSame( $derived->getSkin(), 'myskin' );
57 public function testChangeUser() {
58 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
59 $this->assertSame( $derived->getUser(), null, 'inherit from parent' );
61 $derived->setUser( 'MyUser' );
62 $this->assertSame( $derived->getUser(), 'MyUser' );
65 public function testChangeDebug() {
66 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
67 $this->assertSame( $derived->getDebug(), false, 'inherit from parent' );
69 $derived->setDebug( true );
70 $this->assertSame( $derived->getDebug(), true );
73 public function testChangeOnly() {
74 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
75 $this->assertSame( $derived->getOnly(), 'scripts', 'inherit from parent' );
77 $derived->setOnly( 'styles' );
78 $this->assertSame( $derived->getOnly(), 'styles' );
80 $derived->setOnly( null );
81 $this->assertSame( $derived->getOnly(), null );
84 public function testChangeVersion() {
85 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
86 $this->assertSame( $derived->getVersion(), null );
88 $derived->setVersion( 'hw1' );
89 $this->assertSame( $derived->getVersion(), 'hw1' );
92 public function testChangeRaw() {
93 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
94 $this->assertSame( $derived->getRaw(), false, 'inherit from parent' );
96 $derived->setRaw( true );
97 $this->assertSame( $derived->getRaw(), true );
100 public function testChangeHash() {
101 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
102 $this->assertSame( $derived->getHash(), 'qqx|fallback|||scripts|||||', 'inherit' );
104 $derived->setLanguage( 'nl' );
105 $derived->setUser( 'Example' );
106 // Assert that subclass is able to clear parent class "hash" member
107 $this->assertSame( $derived->getHash(), 'nl|fallback||Example|scripts|||||' );
110 public function testChangeContentOverrides() {
111 $derived = new DerivativeResourceLoaderContext( self
::makeContext() );
112 $this->assertNull( $derived->getContentOverrideCallback(), 'default' );
114 $override = function ( Title
$t ) {
117 $derived->setContentOverrideCallback( $override );
118 $this->assertSame( $override, $derived->getContentOverrideCallback(), 'changed' );
120 $derived2 = new DerivativeResourceLoaderContext( $derived );
123 $derived2->getContentOverrideCallback(),
124 'change via a second derivative layer'
128 public function testImmutableAccessors() {
129 $context = self
::makeContext();
130 $derived = new DerivativeResourceLoaderContext( $context );
131 $this->assertSame( $derived->getRequest(), $context->getRequest() );
132 $this->assertSame( $derived->getResourceLoader(), $context->getResourceLoader() );