StyleUITest.php

<?php

namespace Drupal\Tests\views_ui\Functional;

use Drupal\views\Views;

/**
 * Tests the UI of style plugins.
 *
 * @group views_ui
 * @see \Drupal\views_test_data\Plugin\views\style\StyleTest.
 */
class StyleUITest extends UITestBase {
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_view',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests changing the style plugin and changing some options of a style.
     */
    public function testStyleUI() {
        $view_name = 'test_view';
        $view_edit_url = "admin/structure/views/view/{$view_name}/edit";
        $style_plugin_url = "admin/structure/views/nojs/display/{$view_name}/default/style";
        $style_options_url = "admin/structure/views/nojs/display/{$view_name}/default/style_options";
        $this->drupalGet($style_plugin_url);
        $this->assertFieldByName('style[type]', 'default', 'The default style plugin selected in the UI should be unformatted list.');
        $edit = [
            'style[type]' => 'test_style',
        ];
        $this->drupalPostForm(NULL, $edit, t('Apply'));
        $this->assertFieldByName('style_options[test_option]', NULL, 'Make sure the custom settings form from the test plugin appears.');
        $random_name = $this->randomMachineName();
        $edit = [
            'style_options[test_option]' => $random_name,
        ];
        $this->drupalPostForm(NULL, $edit, t('Apply'));
        $this->drupalGet($style_options_url);
        $this->assertFieldByName('style_options[test_option]', $random_name, 'Make sure the custom settings form field has the expected value stored.');
        $this->drupalPostForm($view_edit_url, [], t('Save'));
        $this->assertSession()
            ->linkExists(t('Test style plugin'), 0, 'Make sure the test style plugin is shown in the UI');
        $view = Views::getView($view_name);
        $view->initDisplay();
        $style = $view->display_handler
            ->getOption('style');
        $this->assertEqual($style['type'], 'test_style', 'Make sure that the test_style got saved as used style plugin.');
        $this->assertEqual($style['options']['test_option'], $random_name, 'Make sure that the custom settings field got saved as expected.');
        // Test that fields are working correctly in the UI for style plugins when
        // a field row plugin is selected.
        $this->drupalPostForm("admin/structure/views/view/{$view_name}/edit", [], 'Add Page');
        $this->drupalPostForm("admin/structure/views/nojs/display/{$view_name}/page_1/row", [
            'row[type]' => 'fields',
        ], t('Apply'));
        // If fields are being used this text will not be shown.
        $this->assertNoText(t('The selected style or row format does not use fields.'));
    }

}