MissingCheckedRequirementsTest.php

<?php

namespace Drupal\simpletest\Tests;

use Drupal\simpletest\WebTestBase;

/**
 * Tests a test case with missing requirements.
 *
 * @group simpletest
 * @group WebTestBase
 * @group legacy
 */
class MissingCheckedRequirementsTest extends WebTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'simpletest',
    ];
    protected function setUp() {
        parent::setUp();
        $admin_user = $this->drupalCreateUser([
            'administer unit tests',
        ]);
        $this->drupalLogin($admin_user);
    }
    
    /**
     * Overrides checkRequirements().
     */
    protected function checkRequirements() {
        if ($this->isInChildSite()) {
            return [
                'Test is not allowed to run.',
            ];
        }
        return parent::checkRequirements();
    }
    
    /**
     * Ensures test will not run when requirements are missing.
     */
    public function testCheckRequirements() {
        // If this is the main request, run the web test script and then assert
        // that the child tests did not run.
        if (!$this->isInChildSite()) {
            // Run this test from web interface.
            $edit['tests[Drupal\\simpletest\\Tests\\MissingCheckedRequirementsTest]'] = TRUE;
            $this->drupalPostForm('admin/config/development/testing', $edit, t('Run tests'));
            $this->assertRaw('Test is not allowed to run.', 'Test check for requirements came up.');
            $this->assertNoText('Test ran when it failed requirements check.', 'Test requirements stopped test from running.');
        }
        else {
            $this->fail('Test ran when it failed requirements check.');
        }
    }

}