class SearchConfigSettingsFormTest

class SearchConfigSettingsFormTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'block',
        'dblog',
        'node',
        'search',
        'search_extra_type',
        'test_page_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * User who can search and administer search.
     *
     * @var \Drupal\user\UserInterface
     */
    protected $searchUser;
    
    /**
     * Node indexed for searching.
     *
     * @var \Drupal\node\NodeInterface
     */
    protected $searchNode;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->drupalCreateContentType([
            'type' => 'page',
            'name' => 'Basic page',
        ]);
        // Log in as a user that can create and search content.
        $this->searchUser = $this->drupalCreateUser([
            'search content',
            'administer search',
            'administer nodes',
            'bypass node access',
            'access user profiles',
            'administer users',
            'administer blocks',
            'access site reports',
        ]);
        $this->drupalLogin($this->searchUser);
        // Add a single piece of content and index it.
        $node = $this->drupalCreateNode();
        $this->searchNode = $node;
        // Link the node to itself to test that it's only indexed once. The content
        // also needs the word "pizza" so we can use it as the search keyword.
        $body_key = 'body[0][value]';
        $edit[$body_key] = Link::fromTextAndUrl($node->label(), $node->toUrl())
            ->toString() . ' pizza sandwich';
        $this->drupalGet('node/' . $node->id() . '/edit');
        $this->submitForm($edit, 'Save');
        $this->container
            ->get('plugin.manager.search')
            ->createInstance('node_search')
            ->updateIndex();
        // Enable the search block.
        $this->drupalPlaceBlock('search_form_block');
        $this->drupalPlaceBlock('local_tasks_block', [
            'id' => 'local_tasks',
        ]);
        $this->drupalPlaceBlock('page_title_block');
    }
    
    /**
     * Verifies the search settings form.
     */
    public function testSearchSettingsPage() : void {
        // Test that the settings form displays the correct count of items left to index.
        $this->drupalGet('admin/config/search/pages');
        $this->assertSession()
            ->pageTextContains('There are 0 items left to index.');
        // Test the re-index button.
        $this->drupalGet('admin/config/search/pages');
        $this->submitForm([], 'Re-index site');
        $this->assertSession()
            ->pageTextContains('Are you sure you want to re-index the site');
        $this->drupalGet('admin/config/search/pages/reindex');
        $this->submitForm([], 'Re-index site');
        $this->assertSession()
            ->statusMessageContains('All search indexes will be rebuilt', 'status');
        $this->drupalGet('admin/config/search/pages');
        $this->assertSession()
            ->pageTextContains('There is 1 item left to index.');
        // Test that the form saves with the default values.
        $this->drupalGet('admin/config/search/pages');
        $this->submitForm([], 'Save configuration');
        $this->assertSession()
            ->statusMessageContains('The configuration options have been saved.', 'status');
        // Test that the form does not save with an invalid word length.
        $edit = [
            'minimum_word_size' => $this->randomMachineName(3),
        ];
        $this->drupalGet('admin/config/search/pages');
        $this->submitForm($edit, 'Save configuration');
        $this->assertSession()
            ->statusMessageNotContains('The configuration options have been saved.');
        $this->assertSession()
            ->statusMessageContains('Minimum word length to index must be a number.', 'error');
        // Test logging setting. It should be off by default.
        $text = $this->randomMachineName(5);
        $this->drupalGet('search/node');
        $this->submitForm([
            'keys' => $text,
        ], 'Search');
        $this->drupalGet('admin/reports/dblog');
        $this->assertSession()
            ->linkNotExists('Searched Content for ' . $text . '.', 'Search was not logged');
        // Turn on logging.
        $edit = [
            'logging' => TRUE,
        ];
        $this->drupalGet('admin/config/search/pages');
        $this->submitForm($edit, 'Save configuration');
        $text = $this->randomMachineName(5);
        $this->drupalGet('search/node');
        $this->submitForm([
            'keys' => $text,
        ], 'Search');
        $this->drupalGet('admin/reports/dblog');
        $this->assertSession()
            ->linkExists('Searched Content for ' . $text . '.', 0, 'Search was logged');
    }
    
    /**
     * Verifies plugin-supplied settings form.
     */
    public function testSearchModuleSettingsPage() : void {
        $this->drupalGet('admin/config/search/pages');
        $this->clickLink('Edit', 1);
        // Ensure that the default setting was picked up from the default config
        $this->assertTrue($this->assertSession()
            ->optionExists('edit-extra-type-settings-boost', 'bi')
            ->isSelected());
        // Change extra type setting and also modify a common search setting.
        $edit = [
            'extra_type_settings[boost]' => 'ii',
        ];
        $this->submitForm($edit, 'Save search page');
        // Ensure that the modifications took effect.
        $this->assertSession()
            ->statusMessageContains("The Dummy search type search page has been updated.", 'status');
        $this->drupalGet('admin/config/search/pages/manage/dummy_search_type');
        $this->assertTrue($this->assertSession()
            ->optionExists('edit-extra-type-settings-boost', 'ii')
            ->isSelected());
    }
    
    /**
     * Verifies that you can disable individual search plugins.
     */
    public function testSearchModuleDisabling() : void {
        // Array of search plugins to test: 'keys' are the keywords to search for,
        // and 'text' is the text to assert is on the results page.
        $plugin_info = [
            'node_search' => [
                'keys' => 'pizza',
                'text' => $this->searchNode
                    ->label(),
            ],
            'user_search' => [
                'keys' => $this->searchUser
                    ->getAccountName(),
                'text' => $this->searchUser
                    ->getEmail(),
            ],
            'dummy_search_type' => [
                'keys' => 'foo',
                'text' => 'Dummy search snippet to display',
            ],
        ];
        $plugins = array_keys($plugin_info);
        
        /** @var \Drupal\search\SearchPageInterface[] $entities */
        $entities = SearchPage::loadMultiple();
        // Disable all of the search pages.
        foreach ($entities as $entity) {
            $entity->disable()
                ->save();
        }
        // Test each plugin if it's enabled as the only search plugin.
        foreach ($entities as $entity_id => $entity) {
            $this->setDefaultThroughUi($entity_id);
            // Run a search from the correct search URL.
            $info = $plugin_info[$entity_id];
            $this->drupalGet('search/' . $entity->getPath(), [
                'query' => [
                    'keys' => $info['keys'],
                ],
            ]);
            $this->assertSession()
                ->statusCodeEquals(200);
            $this->assertSession()
                ->pageTextNotContains('no results');
            $this->assertSession()
                ->pageTextContains($info['text']);
            // Verify that other plugin search tab labels are not visible.
            foreach ($plugins as $other) {
                if ($other != $entity_id) {
                    $path = 'search/' . $entities[$other]->getPath();
                    $this->assertSession()
                        ->elementNotExists('xpath', '//div[@id="block-local-tasks"]//li/a[@data-drupal-link-system-path="' . $path . '"]');
                }
            }
            // Run a search from the search block on the node page. Verify you get
            // to this plugin's search results page.
            $terms = [
                'keys' => $info['keys'],
            ];
            $this->drupalGet('node');
            $this->submitForm($terms, 'Search');
            $current = $this->getURL();
            $expected = Url::fromRoute('search.view_' . $entity->id(), [], [
                'query' => [
                    'keys' => $info['keys'],
                ],
                'absolute' => TRUE,
            ])
                ->toString();
            $this->assertEquals($expected, $current, 'Block redirected to right search page');
            // Try an invalid search path, which should 404.
            $this->drupalGet('search/not_a_plugin_path');
            $this->assertSession()
                ->statusCodeEquals(404);
            $entity->disable()
                ->save();
        }
        // Set the node search as default.
        $this->setDefaultThroughUi('node_search');
        // Test with all search plugins enabled. When you go to the search
        // page or run search, all plugins should be shown.
        foreach ($entities as $entity) {
            $entity->enable()
                ->save();
        }
        \Drupal::service('router.builder')->rebuild();
        $paths = [
            [
                'path' => 'search/node',
                'options' => [
                    'query' => [
                        'keys' => 'pizza',
                    ],
                ],
            ],
            [
                'path' => 'search/node',
                'options' => [],
            ],
        ];
        foreach ($paths as $item) {
            $this->drupalGet($item['path'], $item['options']);
            foreach ($plugins as $entity_id) {
                $path = 'search/' . $entities[$entity_id]->getPath();
                $label = $entities[$entity_id]->label();
                $this->assertSession()
                    ->elementTextContains('xpath', '//div[@id="block-local-tasks"]//li/a[@data-drupal-link-system-path="' . $path . '"]', $label);
            }
        }
    }
    
    /**
     * Tests the ordering of search pages on a clean install.
     */
    public function testDefaultSearchPageOrdering() : void {
        $this->drupalGet('search');
        $elements = $this->xpath('//div[@id="block-local-tasks"]//a');
        $this->assertSame(Url::fromRoute('search.view_node_search')->toString(), $elements[0]->getAttribute('href'));
        $this->assertSame(Url::fromRoute('search.view_dummy_search_type')->toString(), $elements[1]->getAttribute('href'));
        $this->assertSame(Url::fromRoute('search.view_user_search')->toString(), $elements[2]->getAttribute('href'));
    }
    
    /**
     * Tests multiple search pages of the same type.
     */
    public function testMultipleSearchPages() : void {
        $this->assertDefaultSearch('node_search', 'The default page is set to the installer default.');
        $search_storage = \Drupal::entityTypeManager()->getStorage('search_page');
        $entities = $search_storage->loadMultiple();
        $search_storage->delete($entities);
        $this->assertDefaultSearch(FALSE);
        // Ensure that no search pages are configured.
        $this->drupalGet('admin/config/search/pages');
        $this->assertSession()
            ->pageTextContains('No search pages have been configured.');
        // Add a search page.
        $edit = [];
        $edit['search_type'] = 'search_extra_type_search';
        $this->submitForm($edit, 'Add search page');
        $this->assertSession()
            ->titleEquals('Add new search page | Drupal');
        $first = [];
        $first['label'] = $this->randomString();
        $first_id = $first['id'] = $this->randomMachineName(8);
        $first['path'] = $this->randomMachineName(8);
        $this->submitForm($first, 'Save');
        $this->assertDefaultSearch($first_id, 'The default page matches the only search page.');
        $this->assertSession()
            ->statusMessageContains("The {$first['label']} search page has been added.", 'status');
        // Attempt to add a search page with an existing path.
        $edit = [];
        $edit['search_type'] = 'search_extra_type_search';
        $this->submitForm($edit, 'Add search page');
        $edit = [];
        $edit['label'] = $this->randomString();
        $edit['id'] = $this->randomMachineName(8);
        $edit['path'] = $first['path'];
        $this->submitForm($edit, 'Save');
        $this->assertSession()
            ->statusMessageContains('The search page path must be unique.', 'error');
        // Add a second search page.
        $second = [];
        $second['label'] = $this->randomString();
        $second_id = $second['id'] = $this->randomMachineName(8);
        $second['path'] = $this->randomMachineName(8);
        $this->submitForm($second, 'Save');
        $this->assertDefaultSearch($first_id, 'The default page matches the only search page.');
        // Ensure both search pages have their tabs displayed.
        $this->drupalGet('search');
        $elements = $this->xpath('//div[@id="block-local-tasks"]//a');
        $this->assertSame(Url::fromRoute('search.view_' . $first_id)->toString(), $elements[0]->getAttribute('href'));
        $this->assertSame(Url::fromRoute('search.view_' . $second_id)->toString(), $elements[1]->getAttribute('href'));
        // Switch the weight of the search pages and check the order of the tabs.
        $edit = [
            'entities[' . $first_id . '][weight]' => 10,
            'entities[' . $second_id . '][weight]' => -10,
        ];
        $this->drupalGet('admin/config/search/pages');
        $this->submitForm($edit, 'Save configuration');
        $this->drupalGet('search');
        $elements = $this->xpath('//div[@id="block-local-tasks"]//a');
        $this->assertSame(Url::fromRoute('search.view_' . $second_id)->toString(), $elements[0]->getAttribute('href'));
        $this->assertSame(Url::fromRoute('search.view_' . $first_id)->toString(), $elements[1]->getAttribute('href'));
        // Check the initial state of the search pages.
        $this->drupalGet('admin/config/search/pages');
        $this->verifySearchPageOperations($first_id, TRUE, FALSE, FALSE, FALSE);
        $this->verifySearchPageOperations($second_id, TRUE, TRUE, TRUE, FALSE);
        // Change the default search page.
        $this->clickLink('Set as default');
        $this->assertSession()
            ->statusMessageContains("The default search page is now {$second['label']}. Be sure to check the ordering of your search pages.", 'status');
        $this->verifySearchPageOperations($first_id, TRUE, TRUE, TRUE, FALSE);
        $this->verifySearchPageOperations($second_id, TRUE, FALSE, FALSE, FALSE);
        // Disable the first search page.
        $this->clickLink('Disable');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->linkNotExists('Disable');
        $this->verifySearchPageOperations($first_id, TRUE, TRUE, FALSE, TRUE);
        $this->verifySearchPageOperations($second_id, TRUE, FALSE, FALSE, FALSE);
        // Enable the first search page.
        $this->clickLink('Enable');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->verifySearchPageOperations($first_id, TRUE, TRUE, TRUE, FALSE);
        $this->verifySearchPageOperations($second_id, TRUE, FALSE, FALSE, FALSE);
        // Test deleting.
        $this->clickLink('Delete');
        $this->assertSession()
            ->pageTextContains("Are you sure you want to delete the search page {$first['label']}?");
        $this->submitForm([], 'Delete');
        $this->assertSession()
            ->statusMessageContains("The search page {$first['label']} has been deleted.", 'status');
        $this->verifySearchPageOperations($first_id, FALSE, FALSE, FALSE, FALSE);
    }
    
    /**
     * Tests that the enable/disable/default routes are protected from CSRF.
     */
    public function testRouteProtection() : void {
        // Ensure that the enable and disable routes are protected.
        $this->drupalGet('admin/config/search/pages/manage/node_search/enable');
        $this->assertSession()
            ->statusCodeEquals(403);
        $this->drupalGet('admin/config/search/pages/manage/node_search/disable');
        $this->assertSession()
            ->statusCodeEquals(403);
        $this->drupalGet('admin/config/search/pages/manage/node_search/set-default');
        $this->assertSession()
            ->statusCodeEquals(403);
    }
    
    /**
     * Checks that the search page operations match expectations.
     *
     * @param string $id
     *   The search page ID to check.
     * @param bool $edit
     *   Whether the edit link is expected.
     * @param bool $delete
     *   Whether the delete link is expected.
     * @param bool $disable
     *   Whether the disable link is expected.
     * @param bool $enable
     *   Whether the enable link is expected.
     */
    protected function verifySearchPageOperations($id, $edit, $delete, $disable, $enable) : void {
        if ($edit) {
            $this->assertSession()
                ->linkByHrefExists("admin/config/search/pages/manage/{$id}");
        }
        else {
            $this->assertSession()
                ->linkByHrefNotExists("admin/config/search/pages/manage/{$id}");
        }
        if ($delete) {
            $this->assertSession()
                ->linkByHrefExists("admin/config/search/pages/manage/{$id}/delete");
        }
        else {
            $this->assertSession()
                ->linkByHrefNotExists("admin/config/search/pages/manage/{$id}/delete");
        }
        if ($disable) {
            $this->assertSession()
                ->linkByHrefExists("admin/config/search/pages/manage/{$id}/disable");
        }
        else {
            $this->assertSession()
                ->linkByHrefNotExists("admin/config/search/pages/manage/{$id}/disable");
        }
        if ($enable) {
            $this->assertSession()
                ->linkByHrefExists("admin/config/search/pages/manage/{$id}/enable");
        }
        else {
            $this->assertSession()
                ->linkByHrefNotExists("admin/config/search/pages/manage/{$id}/enable");
        }
    }
    
    /**
     * Checks that the default search page matches expectations.
     *
     * @param string|false $expected
     *   The expected search page.
     * @param string $message
     *   (optional) A message to display with the assertion.
     *
     * @internal
     */
    protected function assertDefaultSearch($expected, string $message = '') : void {
        
        /** @var \Drupal\search\SearchPageRepositoryInterface $search_page_repository */
        $search_page_repository = \Drupal::service('search.search_page_repository');
        $this->assertSame($expected, $search_page_repository->getDefaultSearchPage(), $message);
    }
    
    /**
     * Sets a search page as the default in the UI.
     *
     * @param string $entity_id
     *   The search page entity ID to enable.
     */
    protected function setDefaultThroughUi($entity_id) : void {
        $this->drupalGet('admin/config/search/pages');
        preg_match('|href="([^"]+' . $entity_id . '/set-default[^"]+)"|', $this->getSession()
            ->getPage()
            ->getContent(), $matches);
        $this->drupalGet($this->getAbsoluteUrl($matches[1]));
    }

}