FilterUITest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\views_ui\Functional;


/**
 * Tests for the filters from the UI.
 *
 * @group views_ui
 */
class FilterUITest extends UITestBase {
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_filter_in_operator_ui',
        'test_filter_groups',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'views_ui',
        'node',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp($import_test_views = TRUE, $modules = [
        'views_test_config',
    ]) : void {
        parent::setUp($import_test_views, $modules);
        $this->drupalCreateContentType([
            'type' => 'page',
        ]);
    }
    
    /**
     * Tests that an option for a filter is saved as expected from the UI.
     */
    public function testFilterInOperatorUi() : void {
        $admin_user = $this->drupalCreateUser([
            'administer views',
            'administer site configuration',
        ]);
        $this->drupalLogin($admin_user);
        $path = 'admin/structure/views/nojs/handler/test_filter_in_operator_ui/default/filter/type';
        $this->drupalGet($path);
        // Verifies that "Limit list to selected items" option is not selected.
        $this->assertSession()
            ->fieldValueEquals('options[expose][reduce]', FALSE);
        // Select "Limit list to selected items" option and apply.
        $edit = [
            'options[expose][reduce]' => TRUE,
        ];
        $this->drupalGet($path);
        $this->submitForm($edit, 'Apply');
        // Verifies that the option was saved as expected.
        $this->drupalGet($path);
        $this->assertSession()
            ->fieldValueEquals('options[expose][reduce]', TRUE);
    }
    
    /**
     * Tests the filters from the UI.
     */
    public function testFiltersUI() : void {
        $admin_user = $this->drupalCreateUser([
            'administer views',
            'administer site configuration',
        ]);
        $this->drupalLogin($admin_user);
        $this->drupalGet('admin/structure/views/view/test_filter_groups');
        $this->assertSession()
            ->linkExists('Content: ID (= 1)', 0, 'Content: ID (= 1) link appears correctly.');
        // Tests that we can create a new filter group from UI.
        $this->drupalGet('admin/structure/views/nojs/rearrange-filter/test_filter_groups/page');
        $this->assertSession()
            ->elementNotExists('xpath', '//span[text()="Group 3"]');
        // Create 2 new groups.
        $this->submitForm([], 'Create new filter group');
        $this->submitForm([], 'Create new filter group');
        // Remove the new group 3.
        $this->submitForm([], 'Remove group 3');
        // Verify that the group 4 is now named as 3.
        $this->assertSession()
            ->responseContains('<span>Group 3</span>');
        // Remove the group 3 again.
        $this->submitForm([], 'Remove group 3');
        // Group 3 now does not exist.
        $this->assertSession()
            ->elementNotExists('xpath', '//span[text()="Group 3"]');
    }
    
    /**
     * Tests the identifier settings and restrictions.
     */
    public function testFilterIdentifier() : void {
        $admin_user = $this->drupalCreateUser([
            'administer views',
            'administer site configuration',
        ]);
        $this->drupalLogin($admin_user);
        $path = 'admin/structure/views/nojs/handler/test_filter_in_operator_ui/default/filter/type';
        // Set an empty identifier.
        $edit = [
            'options[expose][identifier]' => '',
        ];
        $this->drupalGet($path);
        $this->submitForm($edit, 'Apply');
        $this->assertSession()
            ->pageTextContains('The identifier is required if the filter is exposed.');
        // Set the identifier to 'value'.
        $edit = [
            'options[expose][identifier]' => 'value',
        ];
        $this->drupalGet($path);
        $this->submitForm($edit, 'Apply');
        $this->assertSession()
            ->pageTextContains('This identifier is not allowed.');
        // Try a few restricted values for the identifier.
        foreach ([
            'value value',
            'value^value',
        ] as $identifier) {
            $edit = [
                'options[expose][identifier]' => $identifier,
            ];
            $this->drupalGet($path);
            $this->submitForm($edit, 'Apply');
            $this->assertSession()
                ->pageTextContains('This identifier has illegal characters.');
        }
    }

}