TokenReplaceKernelTest.php

<?php

namespace Drupal\Tests\system\Kernel\Token;

use Drupal\Core\Url;
use Drupal\Component\Render\FormattableMarkup;
use Drupal\Component\Utility\Html;
use Drupal\Component\Utility\Xss;
use Drupal\Core\Render\BubbleableMetadata;

/**
 * Generates text using placeholders for dummy content to check token
 * replacement.
 *
 * @group system
 */
class TokenReplaceKernelTest extends TokenReplaceKernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() {
        parent::setUp();
        // Set the site name to something other than an empty string.
        $this->config('system.site')
            ->set('name', 'Drupal')
            ->save();
    }
    
    /**
     * Test whether token-replacement works in various contexts.
     */
    public function testSystemTokenRecognition() {
        // Generate prefixes and suffixes for the token context.
        $tests = [
            [
                'prefix' => 'this is the ',
                'suffix' => ' site',
            ],
            [
                'prefix' => 'this is the',
                'suffix' => 'site',
            ],
            [
                'prefix' => '[',
                'suffix' => ']',
            ],
            [
                'prefix' => '',
                'suffix' => ']]]',
            ],
            [
                'prefix' => '[[[',
                'suffix' => '',
            ],
            [
                'prefix' => ':[:',
                'suffix' => '--]',
            ],
            [
                'prefix' => '-[-',
                'suffix' => ':]:',
            ],
            [
                'prefix' => '[:',
                'suffix' => ']',
            ],
            [
                'prefix' => '[site:',
                'suffix' => ':name]',
            ],
            [
                'prefix' => '[site:',
                'suffix' => ']',
            ],
        ];
        // Check if the token is recognized in each of the contexts.
        foreach ($tests as $test) {
            $input = $test['prefix'] . '[site:name]' . $test['suffix'];
            $expected = $test['prefix'] . 'Drupal' . $test['suffix'];
            $output = $this->tokenService
                ->replace($input, [], [
                'langcode' => $this->interfaceLanguage
                    ->getId(),
            ]);
            $this->assertTrue($output == $expected, new FormattableMarkup('Token recognized in string %string', [
                '%string' => $input,
            ]));
        }
        // Test token replacement when the string contains no tokens.
        $this->assertEqual($this->tokenService
            ->replace('No tokens here.'), 'No tokens here.');
    }
    
    /**
     * Tests the clear parameter.
     */
    public function testClear() {
        // Valid token.
        $source = '[site:name]';
        // No user passed in, should be untouched.
        $source .= '[user:name]';
        // Non-existing token.
        $source .= '[bogus:token]';
        // Replace with the clear parameter, only the valid token should remain.
        $target = Html::escape($this->config('system.site')
            ->get('name'));
        $result = $this->tokenService
            ->replace($source, [], [
            'langcode' => $this->interfaceLanguage
                ->getId(),
            'clear' => TRUE,
        ]);
        $this->assertEqual($target, $result, 'Valid tokens replaced while invalid tokens ignored.');
        $target .= '[user:name]';
        $target .= '[bogus:token]';
        $result = $this->tokenService
            ->replace($source, [], [
            'langcode' => $this->interfaceLanguage
                ->getId(),
        ]);
        $this->assertEqual($target, $result, 'Valid tokens replaced while invalid tokens ignored.');
    }
    
    /**
     * Tests the generation of all system site information tokens.
     */
    public function testSystemSiteTokenReplacement() {
        $url_options = [
            'absolute' => TRUE,
            'language' => $this->interfaceLanguage,
        ];
        $slogan = '<blink>Slogan</blink>';
        $safe_slogan = Xss::filterAdmin($slogan);
        // Set a few site variables.
        $config = $this->config('system.site');
        $config->set('name', '<strong>Drupal<strong>')
            ->set('slogan', $slogan)
            ->set('mail', 'simpletest@example.com')
            ->save();
        // Generate and test tokens.
        $tests = [];
        $tests['[site:name]'] = Html::escape($config->get('name'));
        $tests['[site:slogan]'] = $safe_slogan;
        $tests['[site:mail]'] = $config->get('mail');
        $tests['[site:url]'] = Url::fromRoute('<front>', [], $url_options)->toString();
        $tests['[site:url-brief]'] = preg_replace([
            '!^https?://!',
            '!/$!',
        ], '', Url::fromRoute('<front>', [], $url_options)->toString());
        $tests['[site:login-url]'] = Url::fromRoute('user.page', [], $url_options)->toString();
        $base_bubbleable_metadata = new BubbleableMetadata();
        $metadata_tests = [];
        $metadata_tests['[site:name]'] = BubbleableMetadata::createFromObject(\Drupal::config('system.site'));
        $metadata_tests['[site:slogan]'] = BubbleableMetadata::createFromObject(\Drupal::config('system.site'));
        $metadata_tests['[site:mail]'] = BubbleableMetadata::createFromObject(\Drupal::config('system.site'));
        $bubbleable_metadata = clone $base_bubbleable_metadata;
        $metadata_tests['[site:url]'] = $bubbleable_metadata->addCacheContexts([
            'url.site',
        ]);
        $metadata_tests['[site:url-brief]'] = $bubbleable_metadata;
        $metadata_tests['[site:login-url]'] = $bubbleable_metadata;
        // Test to make sure that we generated something for each token.
        $this->assertNotContains(0, array_map('strlen', $tests), 'No empty tokens generated.');
        foreach ($tests as $input => $expected) {
            $bubbleable_metadata = new BubbleableMetadata();
            $output = $this->tokenService
                ->replace($input, [], [
                'langcode' => $this->interfaceLanguage
                    ->getId(),
            ], $bubbleable_metadata);
            $this->assertEqual($output, $expected, new FormattableMarkup('System site information token %token replaced.', [
                '%token' => $input,
            ]));
            $this->assertEqual($bubbleable_metadata, $metadata_tests[$input]);
        }
    }
    
    /**
     * Tests the generation of all system date tokens.
     */
    public function testSystemDateTokenReplacement() {
        // Set time to one hour before request.
        $date = REQUEST_TIME - 3600;
        // Generate and test tokens.
        $tests = [];
        $date_formatter = \Drupal::service('date.formatter');
        $tests['[date:short]'] = $date_formatter->format($date, 'short', '', NULL, $this->interfaceLanguage
            ->getId());
        $tests['[date:medium]'] = $date_formatter->format($date, 'medium', '', NULL, $this->interfaceLanguage
            ->getId());
        $tests['[date:long]'] = $date_formatter->format($date, 'long', '', NULL, $this->interfaceLanguage
            ->getId());
        $tests['[date:custom:m/j/Y]'] = $date_formatter->format($date, 'custom', 'm/j/Y', NULL, $this->interfaceLanguage
            ->getId());
        $tests['[date:since]'] = $date_formatter->formatTimeDiffSince($date, [
            'langcode' => $this->interfaceLanguage
                ->getId(),
        ]);
        $tests['[date:raw]'] = Xss::filter($date);
        // Test to make sure that we generated something for each token.
        $this->assertNotContains(0, array_map('strlen', $tests), 'No empty tokens generated.');
        foreach ($tests as $input => $expected) {
            $output = $this->tokenService
                ->replace($input, [
                'date' => $date,
            ], [
                'langcode' => $this->interfaceLanguage
                    ->getId(),
            ]);
            $this->assertEqual($output, $expected, new FormattableMarkup('Date token %token replaced.', [
                '%token' => $input,
            ]));
        }
    }

}