ComponentLoaderTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\Core\Theme\Component;

use Drupal\Core\Plugin\Component;
use Drupal\Core\Template\Loader\ComponentLoader;
use Drupal\Core\Theme\ComponentPluginManager;
use Drupal\Tests\UnitTestCaseTest;
use org\bovigo\vfs\vfsStream;
use Psr\Log\LoggerInterface;

/**
 * Unit tests for the component loader class.
 *
 * @coversDefaultClass \Drupal\Core\Template\Loader\ComponentLoader
 * @group sdc
 */
class ComponentLoaderTest extends UnitTestCaseTest {
    
    /**
     * Tests the is fresh function for component loader.
     */
    public function testIsFresh() : void {
        $vfs_root = vfsStream::setup();
        $component_directory = vfsStream::newDirectory('loader-test')->at($vfs_root);
        $current_time = time();
        $component_twig_file = vfsStream::newFile('loader-test.twig')->at($component_directory)
            ->setContent('twig')
            ->lastModified($current_time - 1000);
        $component_yml_file = vfsStream::newFile('loader-test.component.yml')->at($component_directory)
            ->setContent('')
            ->lastModified($current_time - 1000);
        $component = new Component([
            'app_root' => '/fake/root',
        ], 'sdc_test:loader-test', [
            'machineName' => 'loader-test',
            'extension_type' => 'module',
            'id' => 'sdc_test:loader-test',
            'path' => 'vfs://' . $component_directory->path(),
            'provider' => 'sdc_test',
            'template' => 'loader-test.twig',
            'group' => 'my-group',
            'description' => 'My description',
            '_discovered_file_path' => 'vfs://' . $component_yml_file->path(),
        ]);
        $component_manager = $this->prophesize(ComponentPluginManager::class);
        $component_manager->find('sdc_test:loader-test')
            ->willReturn($component);
        $component_loader = new ComponentLoader($component_manager->reveal(), $this->createMock(LoggerInterface::class));
        // Assert the component is fresh, as it changed before the current time.
        $this->assertTrue($component_loader->isFresh('sdc_test:loader-test', $current_time), 'Twig and YAML files were supposed to be fresh');
        // Pretend that we changed the twig file.
        // It shouldn't matter that the time is in "future".
        $component_twig_file->lastModified($current_time + 1000);
        // Clear stat cache, to make sure component loader gets updated time.
        clearstatcache();
        // Component shouldn't be "fresh" anymore.
        $this->assertFalse($component_loader->isFresh('sdc_test:loader-test', $current_time), 'Twig file was supposed to be outdated');
        // Pretend that we changed the YAML file.
        // It shouldn't matter that the time is in "future".
        $component_twig_file->lastModified($current_time);
        $component_yml_file->lastModified($current_time + 1000);
        // Clear stat cache, to make sure component loader gets updated time.
        clearstatcache();
        // Component shouldn't be "fresh" anymore.
        $this->assertFalse($component_loader->isFresh('sdc_test:loader-test', $current_time), 'YAML file was supposed to be outdated');
        // Pretend that we changed both files.
        // It shouldn't matter that the time is in "future".
        $component_twig_file->lastModified($current_time + 1000);
        $component_yml_file->lastModified($current_time + 1000);
        // Clear stat cache, to make sure component loader gets updated time.
        clearstatcache();
        // Component shouldn't be "fresh" anymore.
        $this->assertFalse($component_loader->isFresh('sdc_test:loader-test', $current_time), 'Twig and YAML files were supposed to be outdated');
    }

}