ChangesListSpecialPageTest.php

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<?php
 
use Wikimedia\TestingAccessWrapper;
 
class ChangesListSpecialPageTest extends AbstractChangesListSpecialPageTestCase {
    public function setUp() {
        parent::setUp();
        $this->setMwGlobals( [
            'wgStructuredChangeFiltersShowPreference' => true,
        ] );
    }
 
    protected function getPage() {
        $mock = $this->getMockBuilder( ChangesListSpecialPage::class )
            ->setConstructorArgs(
                [
                    'ChangesListSpecialPage',
                    ''
                ]
            )
            ->setMethods( [ 'getPageTitle' ] )
            ->getMockForAbstractClass();
 
        $mock->method( 'getPageTitle' )->willReturn(
            Title::makeTitle( NS_SPECIAL, 'ChangesListSpecialPage' )
        );
 
        $mock = TestingAccessWrapper::newFromObject(
            $mock
        );
 
        return $mock;
    }
 
    private function buildQuery(
        $requestOptions = null,
        $user = null
    ) {
        $context = new RequestContext;
        $context->setRequest( new FauxRequest( $requestOptions ) );
        if ( $user ) {
            $context->setUser( $user );
        }
 
        $this->changesListSpecialPage->setContext( $context );
        $this->changesListSpecialPage->filterGroups = [];
        $formOptions = $this->changesListSpecialPage->setup( null );
 
        #  Filter out rc_timestamp conditions which depends on the test runtime
        # This condition is not needed as of march 2, 2011 -- hashar
        # @todo FIXME: Find a way to generate the correct rc_timestamp
 
        $tables = [];
        $fields = [];
        $queryConditions = [];
        $query_options = [];
        $join_conds = [];
 
        call_user_func_array(
            [ $this->changesListSpecialPage, 'buildQuery' ],
            [
                &$tables,
                &$fields,
                &$queryConditions,
                &$query_options,
                &$join_conds,
                $formOptions
            ]
        );
 
        $queryConditions = array_filter(
            $queryConditions,
            'ChangesListSpecialPageTest::filterOutRcTimestampCondition'
        );
 
        return $queryConditions;
    }
 
    private function assertConditions(
        $expected,
        $requestOptions = null,
        $message = '',
        $user = null
    ) {
        $queryConditions = $this->buildQuery( $requestOptions, $user );
 
        $this->assertEquals(
            self::normalizeCondition( $expected ),
            self::normalizeCondition( $queryConditions ),
            $message
        );
    }
 
    private static function normalizeCondition( $conds ) {
        $dbr = wfGetDB( DB_REPLICA );
        $normalized = array_map(
            function ( $k, $v ) use ( $dbr ) {
                if ( is_array( $v ) ) {
                    sort( $v );
                }
                // (Ab)use makeList() to format only this entry
                return $dbr->makeList( [ $k => $v ], Database::LIST_AND );
            },
            array_keys( $conds ),
            $conds
        );
        sort( $normalized );
        return $normalized;
    }
 
    private static function filterOutRcTimestampCondition( $var ) {
        return ( is_array( $var ) || false === strpos( $var, 'rc_timestamp ' ) );
    }
 
    public function testRcNsFilter() {
        $this->assertConditions(
            [ # expected
                "rc_namespace = '0'",
            ],
            [
                'namespace' => NS_MAIN,
            ],
            "rc conditions with one namespace"
        );
    }
 
    public function testRcNsFilterInversion() {
        $this->assertConditions(
            [ # expected
                "rc_namespace != '0'",
            ],
            [
                'namespace' => NS_MAIN,
                'invert' => 1,
            ],
            "rc conditions with namespace inverted"
        );
    }
 
    public function testRcNsFilterMultiple() {
        $this->assertConditions(
            [ # expected
                "rc_namespace IN ('1','2','3')",
            ],
            [
                'namespace' => '1;2;3',
            ],
            "rc conditions with multiple namespaces"
        );
    }
 
    public function testRcNsFilterMultipleAssociated() {
        $this->assertConditions(
            [ # expected
                "rc_namespace IN ('0','1','4','5','6','7')",
            ],
            [
                'namespace' => '1;4;7',
                'associated' => 1,
            ],
            "rc conditions with multiple namespaces and associated"
        );
    }
 
    public function testRcNsFilterMultipleAssociatedInvert() {
        $this->assertConditions(
            [ # expected
                "rc_namespace NOT IN ('2','3','8','9')",
            ],
            [
                'namespace' => '2;3;9',
                'associated' => 1,
                'invert' => 1
            ],
            "rc conditions with multiple namespaces, associated and inverted"
        );
    }
 
    public function testRcNsFilterMultipleInvert() {
        $this->assertConditions(
            [ # expected
                "rc_namespace NOT IN ('1','2','3')",
            ],
            [
                'namespace' => '1;2;3',
                'invert' => 1,
            ],
            "rc conditions with multiple namespaces inverted"
        );
    }
 
    public function testRcHidemyselfFilter() {
        $this->setMwGlobals( 'wgActorTableSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $this->overrideMwServices();
 
        $user = $this->getTestUser()->getUser();
        $user->getActorId( wfGetDB( DB_MASTER ) );
        $this->assertConditions(
            [ # expected
                "NOT((rc_actor = '{$user->getActorId()}') OR "
                    . "(rc_actor = '0' AND rc_user = '{$user->getId()}'))",
            ],
            [
                'hidemyself' => 1,
            ],
            "rc conditions: hidemyself=1 (logged in)",
            $user
        );
 
        $user = User::newFromName( '10.11.12.13', false );
        $id = $user->getActorId( wfGetDB( DB_MASTER ) );
        $this->assertConditions(
            [ # expected
                "NOT((rc_actor = '$id') OR (rc_actor = '0' AND rc_user_text = '10.11.12.13'))",
            ],
            [
                'hidemyself' => 1,
            ],
            "rc conditions: hidemyself=1 (anon)",
            $user
        );
    }
 
    public function testRcHidebyothersFilter() {
        $this->setMwGlobals( 'wgActorTableSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $this->overrideMwServices();
 
        $user = $this->getTestUser()->getUser();
        $user->getActorId( wfGetDB( DB_MASTER ) );
        $this->assertConditions(
            [ # expected
                "(rc_actor = '{$user->getActorId()}') OR "
                . "(rc_actor = '0' AND rc_user_text = '{$user->getName()}')",
            ],
            [
                'hidebyothers' => 1,
            ],
            "rc conditions: hidebyothers=1 (logged in)",
            $user
        );
 
        $user = User::newFromName( '10.11.12.13', false );
        $id = $user->getActorId( wfGetDB( DB_MASTER ) );
        $this->assertConditions(
            [ # expected
                "(rc_actor = '$id') OR (rc_actor = '0' AND rc_user_text = '10.11.12.13')",
            ],
            [
                'hidebyothers' => 1,
            ],
            "rc conditions: hidebyothers=1 (anon)",
            $user
        );
    }
 
    public function testRcHidepageedits() {
        $this->assertConditions(
            [ # expected
                "rc_type != '0'",
            ],
            [
                'hidepageedits' => 1,
            ],
            "rc conditions: hidepageedits=1"
        );
    }
 
    public function testRcHidenewpages() {
        $this->assertConditions(
            [ # expected
                "rc_type != '1'",
            ],
            [
                'hidenewpages' => 1,
            ],
            "rc conditions: hidenewpages=1"
        );
    }
 
    public function testRcHidelog() {
        $this->assertConditions(
            [ # expected
                "rc_type != '3'",
            ],
            [
                'hidelog' => 1,
            ],
            "rc conditions: hidelog=1"
        );
    }
 
    public function testRcHidehumans() {
        $this->assertConditions(
            [ # expected
                'rc_bot' => 1,
            ],
            [
                'hidebots' => 0,
                'hidehumans' => 1,
            ],
            "rc conditions: hidebots=0 hidehumans=1"
        );
    }
 
    public function testRcHidepatrolledDisabledFilter() {
        $this->setMwGlobals( 'wgUseRCPatrol', false );
        $user = $this->getTestUser()->getUser();
        $this->assertConditions(
            [ # expected
            ],
            [
                'hidepatrolled' => 1,
            ],
            "rc conditions: hidepatrolled=1 (user not allowed)",
            $user
        );
    }
 
    public function testRcHideunpatrolledDisabledFilter() {
        $this->setMwGlobals( 'wgUseRCPatrol', false );
        $user = $this->getTestUser()->getUser();
        $this->assertConditions(
            [ # expected
            ],
            [
                'hideunpatrolled' => 1,
            ],
            "rc conditions: hideunpatrolled=1 (user not allowed)",
            $user
        );
    }
    public function testRcHidepatrolledFilter() {
        $user = $this->getTestSysop()->getUser();
        $this->assertConditions(
            [ # expected
                'rc_patrolled' => 0,
            ],
            [
                'hidepatrolled' => 1,
            ],
            "rc conditions: hidepatrolled=1",
            $user
        );
    }
 
    public function testRcHideunpatrolledFilter() {
        $user = $this->getTestSysop()->getUser();
        $this->assertConditions(
            [ # expected
                'rc_patrolled' => [ 1, 2 ],
            ],
            [
                'hideunpatrolled' => 1,
            ],
            "rc conditions: hideunpatrolled=1",
            $user
        );
    }
 
    public function testRcReviewStatusFilter() {
        $user = $this->getTestSysop()->getUser();
        $this->assertConditions(
            [ #expected
                'rc_patrolled' => 1,
            ],
            [
                'reviewStatus' => 'manual'
            ],
            "rc conditions: reviewStatus=manual",
            $user
        );
        $this->assertConditions(
            [ #expected
                'rc_patrolled' => [ 0, 2 ],
            ],
            [
                'reviewStatus' => 'unpatrolled;auto'
            ],
            "rc conditions: reviewStatus=unpatrolled;auto",
            $user
        );
    }
 
    public function testRcHideminorFilter() {
        $this->assertConditions(
            [ # expected
                "rc_minor = 0",
            ],
            [
                'hideminor' => 1,
            ],
            "rc conditions: hideminor=1"
        );
    }
 
    public function testRcHidemajorFilter() {
        $this->assertConditions(
            [ # expected
                "rc_minor = 1",
            ],
            [
                'hidemajor' => 1,
            ],
            "rc conditions: hidemajor=1"
        );
    }
 
    public function testHideCategorization() {
        $this->assertConditions(
            [
                # expected
                "rc_type != '6'"
            ],
            [
                'hidecategorization' => 1
            ],
            "rc conditions: hidecategorization=1"
        );
    }
 
    public function testFilterUserExpLevelAll() {
        $this->assertConditions(
            [
                # expected
            ],
            [
                'userExpLevel' => 'registered;unregistered;newcomer;learner;experienced',
            ],
            "rc conditions: userExpLevel=registered;unregistered;newcomer;learner;experienced"
        );
    }
 
    public function testFilterUserExpLevelRegisteredUnregistered() {
        $this->assertConditions(
            [
                # expected
            ],
            [
                'userExpLevel' => 'registered;unregistered',
            ],
            "rc conditions: userExpLevel=registered;unregistered"
        );
    }
 
    public function testFilterUserExpLevelRegisteredUnregisteredLearner() {
        $this->assertConditions(
            [
                # expected
            ],
            [
                'userExpLevel' => 'registered;unregistered;learner',
            ],
            "rc conditions: userExpLevel=registered;unregistered;learner"
        );
    }
 
    public function testFilterUserExpLevelAllExperienceLevels() {
        $this->setMwGlobals( 'wgActorTableSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $this->overrideMwServices();
 
        $this->assertConditions(
            [
                # expected
                'COALESCE( actor_rc_user.actor_user, rc_user ) != 0',
            ],
            [
                'userExpLevel' => 'newcomer;learner;experienced',
            ],
            "rc conditions: userExpLevel=newcomer;learner;experienced"
        );
    }
 
    public function testFilterUserExpLevelRegistrered() {
        $this->setMwGlobals( 'wgActorTableSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $this->overrideMwServices();
 
        $this->assertConditions(
            [
                # expected
                'COALESCE( actor_rc_user.actor_user, rc_user ) != 0',
            ],
            [
                'userExpLevel' => 'registered',
            ],
            "rc conditions: userExpLevel=registered"
        );
    }
 
    public function testFilterUserExpLevelUnregistrered() {
        $this->setMwGlobals( 'wgActorTableSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $this->overrideMwServices();
 
        $this->assertConditions(
            [
                # expected
                'COALESCE( actor_rc_user.actor_user, rc_user ) = 0',
            ],
            [
                'userExpLevel' => 'unregistered',
            ],
            "rc conditions: userExpLevel=unregistered"
        );
    }
 
    public function testFilterUserExpLevelRegistreredOrLearner() {
        $this->setMwGlobals( 'wgActorTableSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $this->overrideMwServices();
 
        $this->assertConditions(
            [
                # expected
                'COALESCE( actor_rc_user.actor_user, rc_user ) != 0',
            ],
            [
                'userExpLevel' => 'registered;learner',
            ],
            "rc conditions: userExpLevel=registered;learner"
        );
    }
 
    public function testFilterUserExpLevelUnregistreredOrExperienced() {
        $this->setMwGlobals( 'wgActorTableSchemaMigrationStage', MIGRATION_WRITE_BOTH );
        $this->overrideMwServices();
 
        $conds = $this->buildQuery( [ 'userExpLevel' => 'unregistered;experienced' ] );
 
        $this->assertRegExp(
            '/\‍(COALESCE\‍( actor_rc_user.actor_user, rc_user \‍) = 0\‍) OR '
                . '\‍(\‍(user_editcount >= 500\‍) AND \‍(user_registration <= \'[^\']+\'\‍)\‍)/',
            reset( $conds ),
            "rc conditions: userExpLevel=unregistered;experienced"
        );
    }
 
    public function testFilterUserExpLevel() {
        $now = time();
        $this->setMwGlobals( [
            'wgLearnerEdits' => 10,
            'wgLearnerMemberSince' => 4,
            'wgExperiencedUserEdits' => 500,
            'wgExperiencedUserMemberSince' => 30,
        ] );
 
        $this->createUsers( [
            'Newcomer1' => [ 'edits' => 2, 'days' => 2 ],
            'Newcomer2' => [ 'edits' => 12, 'days' => 3 ],
            'Newcomer3' => [ 'edits' => 8, 'days' => 5 ],
            'Learner1' => [ 'edits' => 15, 'days' => 10 ],
            'Learner2' => [ 'edits' => 450, 'days' => 20 ],
            'Learner3' => [ 'edits' => 460, 'days' => 33 ],
            'Learner4' => [ 'edits' => 525, 'days' => 28 ],
            'Experienced1' => [ 'edits' => 538, 'days' => 33 ],
        ], $now );
 
        // newcomers only
        $this->assertArrayEquals(
            [ 'Newcomer1', 'Newcomer2', 'Newcomer3' ],
            $this->fetchUsers( [ 'newcomer' ], $now )
        );
 
        // newcomers and learner
        $this->assertArrayEquals(
            [
                'Newcomer1', 'Newcomer2', 'Newcomer3',
                'Learner1', 'Learner2', 'Learner3', 'Learner4',
            ],
            $this->fetchUsers( [ 'newcomer', 'learner' ], $now )
        );
 
        // newcomers and more learner
        $this->assertArrayEquals(
            [
                'Newcomer1', 'Newcomer2', 'Newcomer3',
                'Experienced1',
            ],
            $this->fetchUsers( [ 'newcomer', 'experienced' ], $now )
        );
 
        // learner only
        $this->assertArrayEquals(
            [ 'Learner1', 'Learner2', 'Learner3', 'Learner4' ],
            $this->fetchUsers( [ 'learner' ], $now )
        );
 
        // more experienced only
        $this->assertArrayEquals(
            [ 'Experienced1' ],
            $this->fetchUsers( [ 'experienced' ], $now )
        );
 
        // learner and more experienced
        $this->assertArrayEquals(
            [
                'Learner1', 'Learner2', 'Learner3', 'Learner4',
                'Experienced1',
            ],
            $this->fetchUsers( [ 'learner', 'experienced' ], $now ),
            'Learner and more experienced'
        );
    }
 
    private function createUsers( $specs, $now ) {
        $dbw = wfGetDB( DB_MASTER );
        foreach ( $specs as $name => $spec ) {
            User::createNew(
                $name,
                [
                    'editcount' => $spec['edits'],
                    'registration' => $dbw->timestamp( $this->daysAgo( $spec['days'], $now ) ),
                    'email' => 'ut',
                ]
            );
        }
    }
 
    private function fetchUsers( $filters, $now ) {
        $tables = [];
        $conds = [];
        $fields = [];
        $query_options = [];
        $join_conds = [];
 
        sort( $filters );
 
        call_user_func_array(
            [ $this->changesListSpecialPage, 'filterOnUserExperienceLevel' ],
            [
                get_class( $this->changesListSpecialPage ),
                $this->changesListSpecialPage->getContext(),
                $this->changesListSpecialPage->getDB(),
                &$tables,
                &$fields,
                &$conds,
                &$query_options,
                &$join_conds,
                $filters,
                $now
            ]
        );
 
        // @todo: This is not at all safe or sane. It just blindly assumes
        // nothing in $conds depends on any other tables.
        $result = wfGetDB( DB_MASTER )->select(
            'user',
            'user_name',
            array_filter( $conds ) + [ 'user_email' => 'ut' ]
        );
 
        $usernames = [];
        foreach ( $result as $row ) {
            $usernames[] = $row->user_name;
        }
 
        return $usernames;
    }
 
    private function daysAgo( $days, $now ) {
        $secondsPerDay = 86400;
        return $now - $days * $secondsPerDay;
    }
 
    public function testGetFilterGroupDefinitionFromLegacyCustomFilters() {
        $customFilters = [
            'hidefoo' => [
                'msg' => 'showhidefoo',
                'default' => true,
            ],
 
            'hidebar' => [
                'msg' => 'showhidebar',
                'default' => false,
            ],
        ];
 
        $this->assertEquals(
            [
                'name' => 'unstructured',
                'class' => ChangesListBooleanFilterGroup::class,
                'priority' => -1,
                'filters' => [
                    [
                        'name' => 'hidefoo',
                        'showHide' => 'showhidefoo',
                        'default' => true,
                    ],
                    [
                        'name' => 'hidebar',
                        'showHide' => 'showhidebar',
                        'default' => false,
                    ]
                ],
            ],
            $this->changesListSpecialPage->getFilterGroupDefinitionFromLegacyCustomFilters(
                $customFilters
            )
        );
    }
 
    public function testGetStructuredFilterJsData() {
        $this->changesListSpecialPage->filterGroups = [];
 
        $definition = [
            [
                'name' => 'gub-group',
                'title' => 'gub-group-title',
                'class' => ChangesListBooleanFilterGroup::class,
                'filters' => [
                    [
                        'name' => 'hidefoo',
                        'label' => 'foo-label',
                        'description' => 'foo-description',
                        'default' => true,
                        'showHide' => 'showhidefoo',
                        'priority' => 2,
                    ],
                    [
                        'name' => 'hidebar',
                        'label' => 'bar-label',
                        'description' => 'bar-description',
                        'default' => false,
                        'priority' => 4,
                    ]
                ],
            ],
 
            [
                'name' => 'des-group',
                'title' => 'des-group-title',
                'class' => ChangesListStringOptionsFilterGroup::class,
                'isFullCoverage' => true,
                'filters' => [
                    [
                        'name' => 'grault',
                        'label' => 'grault-label',
                        'description' => 'grault-description',
                    ],
                    [
                        'name' => 'garply',
                        'label' => 'garply-label',
                        'description' => 'garply-description',
                    ],
                ],
                'queryCallable' => function () {
                },
                'default' => ChangesListStringOptionsFilterGroup::NONE,
            ],
 
            [
                'name' => 'unstructured',
                'class' => ChangesListBooleanFilterGroup::class,
                'filters' => [
                    [
                        'name' => 'hidethud',
                        'showHide' => 'showhidethud',
                        'default' => true,
                    ],
 
                    [
                        'name' => 'hidemos',
                        'showHide' => 'showhidemos',
                        'default' => false,
                    ],
                ],
            ],
 
        ];
 
        $this->changesListSpecialPage->registerFiltersFromDefinitions( $definition );
 
        $this->assertArrayEquals(
            [
                // Filters that only display in the unstructured UI are
                // are not included, and neither are groups that would
                // be empty due to the above.
                'groups' => [
                    [
                        'name' => 'gub-group',
                        'title' => 'gub-group-title',
                        'type' => ChangesListBooleanFilterGroup::TYPE,
                        'priority' => -1,
                        'filters' => [
                            [
                                'name' => 'hidebar',
                                'label' => 'bar-label',
                                'description' => 'bar-description',
                                'default' => false,
                                'priority' => 4,
                                'cssClass' => null,
                                'conflicts' => [],
                                'subset' => [],
                                'defaultHighlightColor' => null
                            ],
                            [
                                'name' => 'hidefoo',
                                'label' => 'foo-label',
                                'description' => 'foo-description',
                                'default' => true,
                                'priority' => 2,
                                'cssClass' => null,
                                'conflicts' => [],
                                'subset' => [],
                                'defaultHighlightColor' => null
                            ],
                        ],
                        'fullCoverage' => true,
                        'conflicts' => [],
                    ],
 
                    [
                        'name' => 'des-group',
                        'title' => 'des-group-title',
                        'type' => ChangesListStringOptionsFilterGroup::TYPE,
                        'priority' => -2,
                        'fullCoverage' => true,
                        'filters' => [
                            [
                                'name' => 'grault',
                                'label' => 'grault-label',
                                'description' => 'grault-description',
                                'cssClass' => null,
                                'priority' => -2,
                                'conflicts' => [],
                                'subset' => [],
                                'defaultHighlightColor' => null
                            ],
                            [
                                'name' => 'garply',
                                'label' => 'garply-label',
                                'description' => 'garply-description',
                                'cssClass' => null,
                                'priority' => -3,
                                'conflicts' => [],
                                'subset' => [],
                                'defaultHighlightColor' => null
                            ],
                        ],
                        'conflicts' => [],
                        'separator' => ';',
                        'default' => ChangesListStringOptionsFilterGroup::NONE,
                    ],
                ],
                'messageKeys' => [
                    'gub-group-title',
                    'bar-label',
                    'bar-description',
                    'foo-label',
                    'foo-description',
                    'des-group-title',
                    'grault-label',
                    'grault-description',
                    'garply-label',
                    'garply-description',
                ],
            ],
            $this->changesListSpecialPage->getStructuredFilterJsData(),
        );
    }
 
    public function provideParseParameters() {
        return [
            [ 'hidebots', [ 'hidebots' => true ] ],
 
            [ 'bots', [ 'hidebots' => false ] ],
 
            [ 'hideminor', [ 'hideminor' => true ] ],
 
            [ 'minor', [ 'hideminor' => false ] ],
 
            [ 'hidemajor', [ 'hidemajor' => true ] ],
 
            [ 'hideliu', [ 'hideliu' => true ] ],
 
            [ 'hidepatrolled', [ 'hidepatrolled' => true ] ],
 
            [ 'hideunpatrolled', [ 'hideunpatrolled' => true ] ],
 
            [ 'hideanons', [ 'hideanons' => true ] ],
 
            [ 'hidemyself', [ 'hidemyself' => true ] ],
 
            [ 'hidebyothers', [ 'hidebyothers' => true ] ],
 
            [ 'hidehumans', [ 'hidehumans' => true ] ],
 
            [ 'hidepageedits', [ 'hidepageedits' => true ] ],
 
            [ 'pagedits', [ 'hidepageedits' => false ] ],
 
            [ 'hidenewpages', [ 'hidenewpages' => true ] ],
 
            [ 'hidecategorization', [ 'hidecategorization' => true ] ],
 
            [ 'hidelog', [ 'hidelog' => true ] ],
 
            [
                'userExpLevel=learner;experienced',
                [
                    'userExpLevel' => 'learner;experienced'
                ],
            ],
 
            // A few random combos
            [
                'bots,hideliu,hidemyself',
                [
                    'hidebots' => false,
                    'hideliu' => true,
                    'hidemyself' => true,
                ],
            ],
 
            [
                'minor,hideanons,categorization',
                [
                    'hideminor' => false,
                    'hideanons' => true,
                    'hidecategorization' => false,
                ]
            ],
 
            [
                'hidehumans,bots,hidecategorization',
                [
                    'hidehumans' => true,
                    'hidebots' => false,
                    'hidecategorization' => true,
                ],
            ],
 
            [
                'hidemyself,userExpLevel=newcomer;learner,hideminor',
                [
                    'hidemyself' => true,
                    'hideminor' => true,
                    'userExpLevel' => 'newcomer;learner',
                ],
            ],
        ];
    }
 
    public function provideGetFilterConflicts() {
        return [
            [
                "parameters" => [],
                "expectedConflicts" => false,
            ],
            [
                "parameters" => [
                    "hideliu" => true,
                    "userExpLevel" => "newcomer",
                ],
                "expectedConflicts" => false,
            ],
            [
                "parameters" => [
                    "hideanons" => true,
                    "userExpLevel" => "learner",
                ],
                "expectedConflicts" => false,
            ],
            [
                "parameters" => [
                    "hidemajor" => true,
                    "hidenewpages" => true,
                    "hidepageedits" => true,
                    "hidecategorization" => false,
                    "hidelog" => true,
                    "hideWikidata" => true,
                ],
                "expectedConflicts" => true,
            ],
            [
                "parameters" => [
                    "hidemajor" => true,
                    "hidenewpages" => false,
                    "hidepageedits" => true,
                    "hidecategorization" => false,
                    "hidelog" => false,
                    "hideWikidata" => true,
                ],
                "expectedConflicts" => true,
            ],
            [
                "parameters" => [
                    "hidemajor" => true,
                    "hidenewpages" => false,
                    "hidepageedits" => false,
                    "hidecategorization" => true,
                    "hidelog" => true,
                    "hideWikidata" => true,
                ],
                "expectedConflicts" => false,
            ],
            [
                "parameters" => [
                    "hideminor" => true,
                    "hidenewpages" => true,
                    "hidepageedits" => true,
                    "hidecategorization" => false,
                    "hidelog" => true,
                    "hideWikidata" => true,
                ],
                "expectedConflicts" => false,
            ],
        ];
    }
 
    public function testGetFilterConflicts( $parameters, $expectedConflicts ) {
        $context = new RequestContext;
        $context->setRequest( new FauxRequest( $parameters ) );
        $this->changesListSpecialPage->setContext( $context );
 
        $this->assertEquals(
            $expectedConflicts,
            $this->changesListSpecialPage->areFiltersInConflict()
        );
    }
 
    public function validateOptionsProvider() {
        return [
            [
                [ 'hideanons' => 1, 'hideliu' => 1, 'hidebots' => 1 ],
                true,
                [ 'userExpLevel' => 'unregistered', 'hidebots' => 1, ],
            ],
            [
                [ 'hideanons' => 1, 'hideliu' => 1, 'hidebots' => 0 ],
                true,
                [ 'hidebots' => 0, 'hidehumans' => 1 ],
            ],
            [
                [ 'hideanons' => 1 ],
                true,
                [ 'userExpLevel' => 'registered' ]
            ],
            [
                [ 'hideliu' => 1 ],
                true,
                [ 'userExpLevel' => 'unregistered' ]
            ],
            [
                [ 'hideanons' => 1, 'hidebots' => 1 ],
                true,
                [ 'userExpLevel' => 'registered', 'hidebots' => 1 ]
            ],
            [
                [ 'hideliu' => 1, 'hidebots' => 0 ],
                true,
                [ 'userExpLevel' => 'unregistered', 'hidebots' => 0 ]
            ],
            [
                [ 'hidemyself' => 1, 'hidebyothers' => 1 ],
                true,
                [],
            ],
            [
                [ 'hidebots' => 1, 'hidehumans' => 1 ],
                true,
                [],
            ],
            [
                [ 'hidepatrolled' => 1, 'hideunpatrolled' => 1 ],
                true,
                [],
            ],
            [
                [ 'hideminor' => 1, 'hidemajor' => 1 ],
                true,
                [],
            ],
            [
                // changeType
                [ 'hidepageedits' => 1, 'hidenewpages' => 1, 'hidecategorization' => 1, 'hidelog' => 1, ],
                true,
                [],
            ],
        ];
    }
}