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<?php
namespace MediaWiki\Tests\ResourceLoader;
use Generator;
use MediaWiki\Config\HashConfig;
use MediaWiki\MainConfigNames;
use MediaWiki\Message\Message;
use MediaWiki\Request\FauxRequest;
use MediaWiki\Request\WebRequest;
use MediaWiki\ResourceLoader\Context;
use MediaWiki\ResourceLoader\ResourceLoader;
use MediaWiki\User\User;
use MediaWikiCoversValidator;
use MediaWikiTestCaseTrait;
use PHPUnit\Framework\TestCase;
use Psr\Log\LoggerInterface;
/**
* See also:
* - ImageModuleTest::testContext
*
* @group ResourceLoader
* @covers \MediaWiki\ResourceLoader\Context
*/
class ContextTest extends TestCase {
use MediaWikiCoversValidator;
use MediaWikiTestCaseTrait;
protected static function getResourceLoader() {
return new EmptyResourceLoader( new HashConfig( [
MainConfigNames::ResourceLoaderDebug => false,
MainConfigNames::LoadScript => '/w/load.php',
] ) );
}
public function testEmpty() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [] ) );
// Request parameters
$this->assertEquals( [], $ctx->getModules() );
$this->assertEquals( 'qqx', $ctx->getLanguage() );
$this->assertSame( 0, $ctx->getDebug() );
$this->assertNull( $ctx->getOnly() );
$this->assertEquals( 'fallback', $ctx->getSkin() );
$this->assertNull( $ctx->getUser() );
$this->assertNull( $ctx->getContentOverrideCallback() );
// Misc
$this->assertEquals( 'ltr', $ctx->getDirection() );
$this->assertEquals( 'qqx|fallback|0|||||||', $ctx->getHash() );
$this->assertSame( [], $ctx->getReqBase() );
$this->assertInstanceOf( User::class, $ctx->getUserObj() );
$this->assertNull( $ctx->getUserIdentity() );
}
public function testDummy() {
$this->assertInstanceOf(
Context::class,
Context::newDummyContext()
);
}
public function testAccessors() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [] ) );
$this->assertInstanceOf( ResourceLoader::class, $ctx->getResourceLoader() );
$this->assertInstanceOf( WebRequest::class, $ctx->getRequest() );
$this->assertInstanceOf( LoggerInterface::class, $ctx->getLogger() );
}
public function testTypicalRequest() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [
'debug' => 'false',
'lang' => 'zh',
'modules' => 'foo|foo.quux,baz,bar|baz.quux',
'only' => 'styles',
'skin' => 'fallback',
] ) );
// Request parameters
$this->assertEquals(
[ 'foo', 'foo.quux', 'foo.baz', 'foo.bar', 'baz.quux' ],
$ctx->getModules()
);
$this->assertSame( 0, $ctx->getDebug() );
$this->assertEquals( 'zh', $ctx->getLanguage() );
$this->assertEquals( 'styles', $ctx->getOnly() );
$this->assertEquals( 'fallback', $ctx->getSkin() );
$this->assertNull( $ctx->getUser() );
// Misc
$this->assertEquals( 'ltr', $ctx->getDirection() );
$this->assertEquals( 'zh|fallback|0||styles|||||', $ctx->getHash() );
$this->assertSame( [ 'lang' => 'zh' ], $ctx->getReqBase() );
}
public static function provideDirection() {
yield 'LTR language' => [
[ 'lang' => 'en' ],
'ltr',
];
yield 'RTL language' => [
[ 'lang' => 'he' ],
'rtl',
];
yield 'RTL variant of LTR language' => [
[ 'lang' => 'en-rtl' ],
'rtl',
];
// Not supported, but tested to cover the case and detect change
yield 'invalid language' => [
[ 'lang' => 'invalid-xyz' ],
'ltr',
];
}
/**
* @dataProvider provideDirection
*/
public function testDirection( array $params, $expected ) {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( $params ) );
$this->assertEquals( $expected, $ctx->getDirection() );
}
public function testShouldInclude() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [] ) );
$this->assertTrue( $ctx->shouldIncludeScripts(), 'Scripts in combined' );
$this->assertTrue( $ctx->shouldIncludeStyles(), 'Styles in combined' );
$this->assertTrue( $ctx->shouldIncludeMessages(), 'Messages in combined' );
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [
'only' => 'styles'
] ) );
$this->assertFalse( $ctx->shouldIncludeScripts(), 'Scripts not in styles-only' );
$this->assertTrue( $ctx->shouldIncludeStyles(), 'Styles in styles-only' );
$this->assertFalse( $ctx->shouldIncludeMessages(), 'Messages not in styles-only' );
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [
'only' => 'scripts'
] ) );
$this->assertTrue( $ctx->shouldIncludeScripts(), 'Scripts in scripts-only' );
$this->assertFalse( $ctx->shouldIncludeStyles(), 'Styles not in scripts-only' );
$this->assertFalse( $ctx->shouldIncludeMessages(), 'Messages not in scripts-only' );
}
public function testGetUser() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [] ) );
$this->assertSame( null, $ctx->getUser() );
$this->assertFalse( $ctx->getUserObj()->isRegistered() );
$this->assertNull( $ctx->getUserIdentity() );
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [
'user' => 'Example'
] ) );
$this->assertSame( 'Example', $ctx->getUser() );
$this->assertEquals( 'Example', $ctx->getUserObj()->getName() );
$this->assertEquals( 'Example', $ctx->getUserIdentity()->getName() );
}
public function testMsg() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [
'lang' => 'en'
] ) );
$msg = $ctx->msg( 'mainpage' );
$this->assertInstanceOf( Message::class, $msg );
$this->assertSame( 'Main Page', $msg->useDatabase( false )->plain() );
}
public function testEncodeJson() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [] ) );
$json = $ctx->encodeJson( [ 'x' => 'A' ] );
$this->assertSame( '{"x":"A"}', $json );
// Regression: https://phabricator.wikimedia.org/T329330
$json = @$ctx->encodeJson( [
'x' => 'A',
'y' => "Foo\x80\xf0Bar",
'z' => 'C',
] );
$this->assertSame( '{"x":"A","y":null,"z":"C"}', $json, 'Ignore invalid UTF-8' );
}
public function testEncodeJsonWarning() {
$ctx = new Context( self::getResourceLoader(), new FauxRequest( [] ) );
$this->expectPHPError(
E_USER_WARNING,
static function () use ( $ctx ) {
$ctx->encodeJson( [
'x' => 'A',
'y' => "Foo\x80\xf0Bar",
'z' => 'C',
] );
},
'encodeJson partially failed: Malformed UTF-8'
);
}
public static function skinsProvider(): Generator {
// expected skin, supplied skin, installed skins
yield 'keep validated' => [
'example',
[ 'skin' => 'example' ],
[ 'example', 'foo', 'bar' ]
];
yield 'fallback invalid' => [
'fallback',
[ 'skin' => 'not-example' ],
[ 'example', 'foo', 'bar' ]
];
yield 'keep anything without validation' => [
'not-example',
[ 'skin' => 'not-example' ],
null
];
}
/**
* @dataProvider skinsProvider
*/
public function testContextWithSkinsValidation(
string $expectedSkin, array $suppliedSkin, ?array $installedSkins
) {
$context = new Context(
self::getResourceLoader(), new FauxRequest( $suppliedSkin ), $installedSkins
);
$this->assertSame( $expectedSkin, $context->getSkin() );
}
}