MobileContextTest.php
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MobileContextTest.php
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	<?php

	use MediaWiki\Context\MutableContext;
	use MediaWiki\Context\RequestContext;
	use MediaWiki\MainConfigNames;
	use MediaWiki\Request\FauxRequest;
	use MediaWiki\SpecialPage\SpecialPage;
	use MediaWiki\Title\Title;
	use MediaWiki\Utils\UrlUtils;
	use MobileFrontend\Tests\Utils;

	/**
	* @group MobileFrontend
	*/
	class MobileContextTest extends MediaWikiIntegrationTestCase {
	/**
	* PHP 5.3.2 introduces the ReflectionMethod::setAccessible() method to allow the invocation of
	* protected and private methods directly through the Reflection API
	*
	* @param string $name
	* @return ReflectionMethod
	*/
	protected static function getMethod( $name ) {
	$class = new ReflectionClass( MobileContext::class );
	$method = $class->getMethod( $name );
	$method->setAccessible( true );

	return $method;
	}

	protected function tearDown(): void {
	parent::tearDown();

	MobileContext::resetInstanceForTesting();
	}

	/**
	* @param string $url
	* @param array $cookies
	* @return MobileContext
	*/
	private function makeContext( $url = '/', $cookies = [] ) {
	$services = $this->getServiceContainer();
	$urlUtils = $services->getUrlUtils();

	$query = [];
	if ( $url ) {
	$params = $urlUtils->parse( $urlUtils->expand( $url, PROTO_CURRENT ) ?? '' );
	if ( isset( $params['query'] ) ) {
	$query = wfCgiToArray( $params['query'] );
	}
	}

	$request = new FauxRequest( $query );
	$request->setRequestURL( $url );
	$request->setCookies( $cookies, '' );

	MobileContext::resetInstanceForTesting();
	/** @var MobileContext $instance */
	$instance = $services->getService( 'MobileFrontend.Context' );

	/** @var MutableContext $context */
	$context = $instance->getContext();
	$context->setRequest( $request );

	return $instance;
	}

	/**
	* @covers MobileContext::hasMobileDomain
	*/
	public function testHasMobileDomain() {
	// not configured
	$this->overrideConfigValues( [
	'MobileUrlCallback' => null,
	] );

	$this->overrideConfigValue( MainConfigNames::Server, '//en.wikipedia.org' );
	$context = $this->makeContext();
	$this->assertFalse( $context->hasMobileDomain() );

	// callback
	$this->overrideConfigValues( [
	'MobileUrlCallback' => [ Utils::class, 'mobileUrlCallback' ],
	] );

	$this->overrideConfigValue( MainConfigNames::Server, '//en.wikipedia.org' );
	$context = $this->makeContext();
	$this->assertTrue( $context->hasMobileDomain() );

	// When a domain is returned unchanged, there is no mobile domain.
	$this->overrideConfigValue( MainConfigNames::Server, '//wikitech.wikimedia.org' );
	$context = $this->makeContext();
	$this->assertFalse( $context->hasMobileDomain() );
	}

	/**
	* @covers MobileContext::getMobileUrl
	*/
	public function testGetMobileUrl() {
	$this->overrideConfigValues( [
	'MFMobileHeader' => 'X-Subdomain',
	MainConfigNames::Server => '//en.wikipedia.org',
	'MobileUrlCallback' => [ Utils::class, 'mobileUrlCallback' ],
	] );
	$context = $this->makeContext();
	$context->getRequest()->setHeader( 'X-Subdomain', 'M' );

	$this->assertEquals(
	'http://en.m.wikipedia.org/wiki/Article',
	$context->getMobileUrl( 'http://en.wikipedia.org/wiki/Article' )
	);
	$this->assertEquals(
	'//en.m.wikipedia.org/wiki/Article',
	$context->getMobileUrl( '//en.wikipedia.org/wiki/Article' )
	);
	// test local Urls - task T107505
	$this->assertEquals(
	'http://en.m.wikipedia.org/wiki/Article',
	$context->getMobileUrl( '/wiki/Article' )
	);
	// test other wikis
	$this->assertEquals(
	'http://de.m.wiktionary.org/wiki/Article',
	$context->getMobileUrl( 'http://de.wiktionary.org/wiki/Article' )
	);
	$this->assertEquals(
	'http://m.wikidata.org/wiki/Q1',
	$context->getMobileUrl( 'http://www.wikidata.org/wiki/Q1' )
	);
	$this->assertEquals(
	'http://wikitech.wikimedia.org/wiki/Main_Page',
	$context->getMobileUrl( 'http://wikitech.wikimedia.org/wiki/Main_Page' )
	);
	}

	/**
	* @covers MobileContext::usingMobileDomain
	*/
	public function testUsingMobileDomain() {
	$this->overrideConfigValues( [
	'MFMobileHeader' => 'X-Subdomain',
	'MobileUrlCallback' => [ Utils::class, 'mobileUrlCallback' ],
	] );
	$context = $this->makeContext();
	$this->assertFalse( $context->usingMobileDomain() );
	$context->getRequest()->setHeader( 'X-Subdomain', 'M' );
	$this->assertTrue( $context->usingMobileDomain() );
	}

	/**
	* @covers MobileContext::updateDesktopUrlQuery
	* @dataProvider updateDesktopUrlQueryProvider
	*/
	public function testUpdateDesktopUrlQuery( $mobile, $desktop ) {
	$updateDesktopUrlQuery = self::getMethod( "updateDesktopUrlQuery" );
	$urlUtils = $this->getServiceContainer()->getUrlUtils();
	$parsedUrl = $urlUtils->parse( $mobile );
	$updateDesktopUrlQuery->invokeArgs( $this->makeContext(), [ &$parsedUrl ] );
	$url = UrlUtils::assemble( $parsedUrl );
	$this->assertEquals( $desktop, $url );
	}

	public static function updateDesktopUrlQueryProvider() {
	$baseUrl = 'http://en.m.wikipedia.org/wiki/Gustavus_Airport';

	return [
	[
	$baseUrl . '?useformat=mobile&mobileaction=toggle_desktop_view',
	$baseUrl . '?mobileaction=toggle_desktop_view'
	],
	];
	}

	/**
	* @covers MobileContext::updateDesktopUrlHost
	* @dataProvider updateDesktopUrlHostProvider
	*/
	public function testUpdateDesktopUrlHost( $mobile, $desktop, $server ) {
	$updateDesktopUrlHost = self::getMethod( "updateDesktopUrlHost" );
	$this->overrideConfigValues( [
	MainConfigNames::Server => $server,
	'MobileUrlCallback' => [ Utils::class, 'mobileUrlCallback' ],
	] );
	$urlUtils = $this->getServiceContainer()->getUrlUtils();
	$parsedUrl = $urlUtils->parse( $mobile );
	$updateDesktopUrlHost->invokeArgs(
	$this->makeContext(),
	[ &$parsedUrl ] );
	$this->assertEquals( $desktop, UrlUtils::assemble( $parsedUrl ) );
	}

	public static function updateDesktopUrlHostProvider() {
	return [
	[
	'http://bm.m.wikipedia.org/wiki/' . urlencode( 'Nyɛ_fɔlɔ' ),
	'http://bm.wikipedia.org/wiki/' . urlencode( 'Nyɛ_fɔlɔ' ),
	'//bm.wikipedia.org',
	],
	[
	'http://en.m.wikipedia.org/wiki/Gustavus_Airport',
	'http://en.wikipedia.org/wiki/Gustavus_Airport',
	'//en.wikipedia.org',
	],
	];
	}

	/**
	* A null title shouldn't result in a fatal exception - bug T142914
	* @covers MobileContext::shouldDisplayMobileView
	* @covers MobileContext::shouldDisplayMobileViewInternal
	* @covers MobileContext::getUseFormat
	*/
	public function testRedirectMobileEnabledPages() {
	$this->setMwGlobals( [
	'wgTitle' => null,
	] );
	$mobileContext = $this->makeContext();
	$mobileContext->getRequest()->setVal( 'action', 'history' );
	$mobileContext->getRequest()->setVal( 'useformat', 'mobile' );

	$this->assertTrue( $mobileContext->shouldDisplayMobileView() );
	}

	/**
	* @covers MobileContext::getMobileAction
	* @dataProvider getMobileActionProvider
	*/
	public function testGetMobileAction( $mobileaction = null ) {
	$context = $this->makeContext();
	if ( $mobileaction === null ) {
	$assert = '';
	} else {
	$context->getRequest()->setVal( 'mobileaction', $mobileaction );
	$assert = $mobileaction;
	}

	$this->assertEquals( $assert, $context->getMobileAction() );
	}

	public static function getMobileActionProvider() {
	return [
	[ null ],
	[ 'view_normal_site' ],
	];
	}

	/**
	* @covers MobileContext::getUseFormatCookieExpiry
	*/
	public function testGetUseFormatCookieExpiry() {
	$getUseFormatCookieExpiry = self::getMethod( 'getUseFormatCookieExpiry' );

	$context = $this->makeContext();
	$startTime = time();
	$this->overrideConfigValue( 'MobileFrontendFormatCookieExpiry', 60 );
	$mfCookieExpected = $startTime + 60;
	$this->assertTrue(
	$mfCookieExpected == $getUseFormatCookieExpiry->invokeArgs(
	$context,
	[ $startTime ]
	),
	'Using MobileFrontend expiry.'
	);

	$this->overrideConfigValue( 'MobileFrontendFormatCookieExpiry', null );
	$defaultMWCookieExpected = $startTime +
	$this->getServiceContainer()->getMainConfig()->get( MainConfigNames::CookieExpiration );
	$this->assertTrue(
	$defaultMWCookieExpected == $getUseFormatCookieExpiry->invokeArgs(
	$context,
	[ $startTime ]
	),
	'Using default MediaWiki cookie expiry.'
	);
	}

	/**
	* @covers MobileContext::getStopMobileRedirectCookieDomain
	*/
	public function testGetStopMobileRedirectCookieDomain() {
	$context = $this->makeContext();
	$this->overrideConfigValues( [
	'MFStopRedirectCookieHost' => null,
	MainConfigNames::Server => 'http://en.wikipedia.org',
	] );
	$this->assertEquals( '.wikipedia.org', $context->getStopMobileRedirectCookieDomain() );
	$this->overrideConfigValue( 'MFStopRedirectCookieHost', 'foo.bar.baz' );
	$this->assertEquals( 'foo.bar.baz', $context->getStopMobileRedirectCookieDomain() );
	}

	/**
	* @covers MobileContext::isLocalUrl
	*/
	public function testIsLocalUrl() {
	$server = $this->getServiceContainer()->getMainConfig()->get( MainConfigNames::Server );
	$context = $this->makeContext();
	$this->assertTrue( $context->isLocalUrl( $server ) );
	$this->assertFalse( $context->isLocalUrl( 'http://www.google.com' ) );
	}

	/**
	* @covers MobileContext::getAnalyticsLogItems
	* @dataProvider addAnalyticsLogItemProvider
	*/
	public function testAddAnalyticsLogItem( $key, array $inputs, $expected ) {
	$context = $this->makeContext();
	foreach ( $inputs as $input => $val ) {
	$context->addAnalyticsLogItem( $key, $val );
	}
	$context->addAnalyticsLogItem( $key, $val );
	$logItems = $context->getAnalyticsLogItems();
	$trimmedKey = trim( $key );
	$this->assertTrue( isset( $logItems[$trimmedKey] ) );
	$this->assertEquals( $expected, $logItems[$trimmedKey] );
	}

	public static function addAnalyticsLogItemProvider() {
	return [
	[ 'mf-m', [ 'a' ], 'a' ],
	[ ' mf-m', [ 'b ' ], 'b' ],
	[ 'mf-m', [ 'a', 'b' ], 'a,b' ],
	[ 'mf-m', [ 'a', 'b' ], 'a,b' ],
	];
	}

	/**
	* @covers MobileContext::getXAnalyticsHeader
	* @dataProvider getXAnalyticsHeaderProvider
	*/
	public function testGetXAnalyticsHeader( $existingHeader, $logItems, $expectedHeader ) {
	$context = $this->makeContext();
	foreach ( $logItems as $key => $val ) {
	$context->addAnalyticsLogItem( $key, $val );
	}
	if ( $existingHeader ) {
	$context->getRequest()->response()->header( 'X-Analytics: ' . $existingHeader, true );
	}
	$this->assertEquals( $expectedHeader, $context->getXAnalyticsHeader() );
	}

	public static function getXAnalyticsHeaderProvider() {
	return [
	[
	null,
	[ 'mf-m' => 'a', 'zot' => '123' ],
	'X-Analytics: mf-m=a;zot=123',
	],
	// check key/val trimming
	[
	null,
	[ ' foo' => ' bar ', 'baz' => ' blat ' ],
	'X-Analytics: foo=bar;baz=blat'
	],
	// check urlencoding key/val pairs
	[
	null,
	[ 'foo' => 'bar baz', 'blat' => '$blammo' ],
	'X-Analytics: foo=bar+baz;blat=%24blammo'
	],
	// check handling of existing header value
	[
	'existing=value; another=item',
	[ 'mf-m' => 'a', 'zot' => '123' ],
	'X-Analytics: existing=value;another=item;mf-m=a;zot=123',
	],
	];
	}

	/**
	* @covers MobileContext::addAnalyticsLogItemFromXAnalytics
	* @dataProvider addAnalyticsLogItemFromXAnalyticsProvider
	*/
	public function testAddAnalyticsLogItemFromXAnalytics( $analyticsItem, $key, $val ) {
	$context = $this->makeContext();
	$context->addAnalyticsLogItemFromXAnalytics( $analyticsItem );
	$logItems = $context->getAnalyticsLogItems();
	$this->assertTrue( isset( $logItems[$key] ) );
	$this->assertEquals( $val, $logItems[$key] );
	}

	public static function addAnalyticsLogItemFromXAnalyticsProvider() {
	return [
	[ 'mf-m=a', 'mf-m', 'a' ],
	// check key/val trimming
	[ ' mf-m=a ', 'mf-m', 'a' ],
	[ 'mf-m=a,b', 'mf-m', 'a,b' ],
	// check urldecode
	[ 'foo=bar+%24blat', 'foo', 'bar $blat' ],
	];
	}

	/**
	* @covers MobileContext::isBetaGroupMember
	* @dataProvider optInProvider
	*/
	public function testOptIn( array $cookies, $isBeta, $enabledInSettings ) {
	$this->overrideConfigValue( 'MFEnableBeta', $enabledInSettings );
	$mobileContext = $this->makeContext( '/', $cookies );
	$this->assertEquals( $isBeta, $mobileContext->isBetaGroupMember() );
	}

	public static function optInProvider() {
	return [
	[ [], false, true ],
	[ [ MobileContext::OPTIN_COOKIE_NAME => MobileContext::MODE_BETA ], true, true ],
	[ [ MobileContext::OPTIN_COOKIE_NAME => 'foobar' ], false, true ],
	[ [], false, false ],
	[ [ MobileContext::OPTIN_COOKIE_NAME => MobileContext::MODE_BETA ], false, false ],
	[ [ MobileContext::OPTIN_COOKIE_NAME => 'foobar' ], false, false ],
	];
	}

	/**
	* @covers MobileContext::checkToggleView
	* @covers MobileContext::doToggling
	* @dataProvider provideToggleView
	*/
	public function testToggleView( $page, $url, $urlCallback, $expectedLocation ) {
	$this->overrideConfigValues( [
	'MobileUrlCallback' => $urlCallback,
	MainConfigNames::Server => '//en.wikipedia.org',
	// 'wgArticlePath' => '/wiki/$1',
	MainConfigNames::ScriptPath => '/wiki',
	] );
	$context = $this->makeContext( $url );
	$context->getContext()->setTitle( Title::newFromText( $page ) );
	$context->checkToggleView();
	$context->doToggling();
	$location = $context->getOutput()->getRedirect();
	$this->assertEquals( $expectedLocation, $location );
	}

	public static function provideToggleView() {
	$mobileUrlCallback = [ Utils::class, 'mobileUrlCallback' ];
	return [
	[ 'Foo', '/', null, '' ],
	[ 'Foo', '/', $mobileUrlCallback, '' ],
	[ 'Main Page', '/wiki/Main_Page', null, '' ],
	[ 'Main Page', '/wiki/Main_Page', $mobileUrlCallback, '' ],
	[ 'Main Page', '/wiki/Main_Page?useformat=mobile', null, '' ],
	[ 'Main Page', '/wiki/Main_Page?useformat=mobile', $mobileUrlCallback, '' ],
	[ 'Main Page', '/wiki/Main_Page?useformat=desktop', null, '' ],
	[ 'Main Page', '/wiki/Main_Page?useformat=desktop', $mobileUrlCallback, '' ],
	[ 'Foo', '/?mobileaction=toggle_view_desktop', null, '' ],
	[ 'Foo', '/?mobileaction=toggle_view_mobile', null, '' ],
	[ 'Page', '/wiki/Page?mobileaction=toggle_view_desktop', null, '' ],
	/*
	FIXME: works locally but fails in Jerkins
	[ 'Main Page', '/?mobileaction=toggle_view_desktop',
	$mobileUrlCallback, 'http://en.wikipedia.org/wiki/Main_Page' ],
	[ 'Main Page', '/?mobileaction=toggle_view_mobile',
	$mobileUrlCallback, 'http://en.m.wikipedia.org/wiki/Main_Page' ],
	[ 'Page', '/wiki/Page?mobileaction=toggle_view_mobile',
	$mobileUrlCallback, 'http://en.m.wikipedia.org/wiki/Page' ],
	[ 'Page', '/wiki/Page?mobileaction=toggle_view_desktop',
	$mobileUrlCallback, 'http://en.wikipedia.org/wiki/Page' ],
	[ 'Special:Foo', '/wiki/index.php?title=Special:Foo&bar=baz&mobileaction=toggle_view_desktop',
	$mobileUrlCallback, 'http://en.wikipedia.org/w/index.php?title=Special:Foo&bar=baz' ],
	[ 'Special:Foo', '/wiki/index.php?title=Special%3AFoo&bar=baz&mobileaction=toggle_view_mobile',
	$mobileUrlCallback, 'http://en.m.wikipedia.org/w/index.php?title=Special:Foo&bar=baz' ],
	[ 'Page', '/wiki/index.php?title=Page&mobileaction=toggle_view_desktop',
	$mobileUrlCallback, 'http://en.wikipedia.org/wiki/Page', ],
	[ 'Page', '/wiki/index.php?title=Page&mobileaction=toggle_view_mobile',
	$mobileUrlCallback, 'http://en.m.wikipedia.org/wiki/Page', ],
	*/
	];
	}

	/**
	* @codeCoverageIgnore
	* @coversNothing
	*/
	public function testT73329() {
	$services = $this->getServiceContainer();
	$services->resetServiceForTesting( 'SpecialPageFactory' );
	RequestContext::resetMain();
	$req = new FauxRequest(
	[ 'title' => 'Special:Search', 'mobileaction' => 'toggle_view_mobile' ]
	);
	$req->setRequestURL( '/w/index.php?title=Special:Search&mobileaction=toggle_view_mobile' );
	RequestContext::getMain()->setRequest( $req );
	MobileContext::resetInstanceForTesting();
	$this->setMwGlobals( 'wgTitle', null );
	SpecialPage::getTitleFor( 'Search' );
	$this->assertTrue( true, 'In case of failure this test just crashes' );
	}
	}

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