DevelGenerateManagerTest.php

<?php

namespace Drupal\Tests\devel_generate\Unit;

use Drupal\Component\Plugin\Discovery\DiscoveryInterface;
use Drupal\devel_generate\DevelGeneratePluginManager;
use Drupal\Tests\UnitTestCase;

/**
 * @coversDefaultClass \Drupal\devel_generate\DevelGeneratePluginManager
 * @group devel_generate
 */
class DevelGenerateManagerTest extends UnitTestCase {
    
    /**
     * The plugin discovery.
     *
     * @var \Drupal\Component\Plugin\Discovery\DiscoveryInterface|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $discovery;
    
    /**
     * A list of devel generate plugin definitions.
     *
     * @var array
     */
    protected $definitions = [
        'devel_generate_example' => [
            'id' => 'devel_generate_example',
            'class' => 'Drupal\\devel_generate_example\\Plugin\\DevelGenerate\\ExampleDevelGenerate',
            'url' => 'devel_generate_example',
            'dependencies' => [],
        ],
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() {
        parent::setUp();
        // Mock a Discovery object to replace AnnotationClassDiscovery.
        $this->discovery = $this->createMock('Drupal\\Component\\Plugin\\Discovery\\DiscoveryInterface');
        $this->discovery
            ->expects($this->any())
            ->method('getDefinitions')
            ->will($this->returnValue($this->definitions));
    }
    
    /**
     * Test creating an instance of the DevelGenerateManager.
     */
    public function testCreateInstance() {
        $namespaces = new \ArrayObject([
            'Drupal\\devel_generate_example' => realpath(dirname(__FILE__) . '/../../../modules/devel_generate_example/lib'),
        ]);
        $cache_backend = $this->createMock('Drupal\\Core\\Cache\\CacheBackendInterface');
        $module_handler = $this->createMock('Drupal\\Core\\Extension\\ModuleHandlerInterface');
        $manager = new TestDevelGeneratePluginManager($namespaces, $cache_backend, $module_handler);
        $manager->setDiscovery($this->discovery);
        $example_instance = $manager->createInstance('devel_generate_example');
        $plugin_def = $example_instance->getPluginDefinition();
        $this->assertInstanceOf('Drupal\\devel_generate_example\\Plugin\\DevelGenerate\\ExampleDevelGenerate', $example_instance);
        $this->assertArrayHasKey('url', $plugin_def);
        $this->assertTrue($plugin_def['url'] == 'devel_generate_example');
    }

}

/**
 * Provides a testing version of DevelGeneratePluginManager with an empty
 * constructor.
 */
class TestDevelGeneratePluginManager extends DevelGeneratePluginManager {
    
    /**
     * Sets the discovery for the manager.
     *
     * @param \Drupal\Component\Plugin\Discovery\DiscoveryInterface $discovery
     *   The discovery object.
     */
    public function setDiscovery(DiscoveryInterface $discovery) {
        $this->discovery = $discovery;
    }

}