NodePostSettingsTest.php

<?php

namespace Drupal\Tests\node\Functional;


/**
 * Tests that the post information (submitted by Username on date) text displays
 * appropriately.
 *
 * @group node
 */
class NodePostSettingsTest extends NodeTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'classy';
    protected function setUp() {
        parent::setUp();
        $web_user = $this->drupalCreateUser([
            'create page content',
            'administer content types',
            'access user profiles',
        ]);
        $this->drupalLogin($web_user);
    }
    
    /**
     * Confirms "Basic page" content type and post information is on a new node.
     */
    public function testPagePostInfo() {
        // Set "Basic page" content type to display post information.
        $edit = [];
        $edit['display_submitted'] = TRUE;
        $this->drupalPostForm('admin/structure/types/manage/page', $edit, t('Save content type'));
        // Create a node.
        $edit = [];
        $edit['title[0][value]'] = $this->randomMachineName(8);
        $edit['body[0][value]'] = $this->randomMachineName(16);
        $this->drupalPostForm('node/add/page', $edit, t('Save'));
        // Check that the post information is displayed.
        $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
        $elements = $this->xpath('//div[contains(@class, :class)]', [
            ':class' => 'node__submitted',
        ]);
        $this->assertCount(1, $elements, 'Post information is displayed.');
        $node->delete();
        // Set "Basic page" content type to display post information.
        $edit = [];
        $edit['display_submitted'] = FALSE;
        $this->drupalPostForm('admin/structure/types/manage/page', $edit, t('Save content type'));
        // Create a node.
        $edit = [];
        $edit['title[0][value]'] = $this->randomMachineName(8);
        $edit['body[0][value]'] = $this->randomMachineName(16);
        $this->drupalPostForm('node/add/page', $edit, t('Save'));
        // Check that the post information is displayed.
        $elements = $this->xpath('//div[contains(@class, :class)]', [
            ':class' => 'node__submitted',
        ]);
        $this->assertCount(0, $elements, 'Post information is not displayed.');
    }

}