ContextTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\Core\Plugin\Context;

use Drupal\Core\Cache\CacheableDependencyInterface;
use Drupal\Core\Plugin\Context\Context;
use Drupal\Core\TypedData\TypedDataInterface;
use Drupal\Core\TypedData\TypedDataManagerInterface;
use Drupal\Tests\UnitTestCase;
use Symfony\Component\DependencyInjection\Container;

/**
 * @coversDefaultClass \Drupal\Core\Plugin\Context\Context
 * @group Plugin
 */
class ContextTest extends UnitTestCase {
    
    /**
     * The mocked context definition object.
     *
     * @var \Drupal\Core\Plugin\Context\ContextDefinitionInterface|\PHPUnit\Framework\MockObject\MockObject
     */
    protected $contextDefinition;
    
    /**
     * The mocked Typed Data manager.
     *
     * @var \Drupal\Core\TypedData\TypedDataManager|\PHPUnit\Framework\MockObject\MockObject
     */
    protected $typedDataManager;
    
    /**
     * The mocked Typed Data object.
     *
     * @var \Drupal\Core\TypedData\TypedDataInterface|\PHPUnit\Framework\MockObject\MockObject
     */
    protected $typedData;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->typedDataManager = $this->createMock(TypedDataManagerInterface::class);
    }
    
    /**
     * @covers ::getContextValue
     */
    public function testDefaultValue() : void {
        $this->setUpDefaultValue('test');
        $context = new Context($this->contextDefinition);
        $context->setTypedDataManager($this->typedDataManager);
        $this->assertEquals('test', $context->getContextValue());
    }
    
    /**
     * @covers ::getContextData
     */
    public function testDefaultDataValue() : void {
        $this->setUpDefaultValue('test');
        $context = new Context($this->contextDefinition);
        $context->setTypedDataManager($this->typedDataManager);
        $this->assertEquals($this->typedData, $context->getContextData());
    }
    
    /**
     * @covers ::getContextData
     */
    public function testNullDataValue() : void {
        $this->setUpDefaultValue(NULL);
        $context = new Context($this->contextDefinition);
        $context->setTypedDataManager($this->typedDataManager);
        $this->assertEquals($this->typedData, $context->getContextData());
    }
    
    /**
     * @covers ::setContextValue
     */
    public function testSetContextValueTypedData() : void {
        $this->contextDefinition = $this->createMock('Drupal\\Core\\Plugin\\Context\\ContextDefinitionInterface');
        $typed_data = $this->createMock('Drupal\\Core\\TypedData\\TypedDataInterface');
        $context = new Context($this->contextDefinition, $typed_data);
        $this->assertSame($typed_data, $context->getContextData());
    }
    
    /**
     * @covers ::setContextValue
     */
    public function testSetContextValueCacheableDependency() : void {
        $container = new Container();
        $cache_context_manager = $this->getMockBuilder('Drupal\\Core\\Cache\\Context\\CacheContextsManager')
            ->disableOriginalConstructor()
            ->onlyMethods([
            'validateTokens',
        ])
            ->getMock();
        $container->set('cache_contexts_manager', $cache_context_manager);
        $cache_context_manager->expects($this->any())
            ->method('validateTokens')
            ->with([
            'route',
        ])
            ->willReturn([
            'route',
        ]);
        \Drupal::setContainer($container);
        $this->contextDefinition = $this->createMock('Drupal\\Core\\Plugin\\Context\\ContextDefinitionInterface');
        $context = new Context($this->contextDefinition);
        $context->setTypedDataManager($this->typedDataManager);
        $cacheable_dependency = $this->createMock('Drupal\\Tests\\Core\\Plugin\\Context\\TypedDataCacheableDependencyInterface');
        $cacheable_dependency->expects($this->once())
            ->method('getCacheTags')
            ->willReturn([
            'node:1',
        ]);
        $cacheable_dependency->expects($this->once())
            ->method('getCacheContexts')
            ->willReturn([
            'route',
        ]);
        $cacheable_dependency->expects($this->once())
            ->method('getCacheMaxAge')
            ->willReturn(60);
        $context = Context::createFromContext($context, $cacheable_dependency);
        $this->assertSame($cacheable_dependency, $context->getContextData());
        $this->assertEquals([
            'node:1',
        ], $context->getCacheTags());
        $this->assertEquals([
            'route',
        ], $context->getCacheContexts());
        $this->assertEquals(60, $context->getCacheMaxAge());
    }
    
    /**
     * Set up mocks for the getDefaultValue() method call.
     *
     * @param mixed $default_value
     *   The default value to assign to the mock context definition.
     */
    protected function setUpDefaultValue($default_value = NULL) {
        $mock_data_definition = $this->createMock('Drupal\\Core\\TypedData\\DataDefinitionInterface');
        $this->contextDefinition = $this->createMock('Drupal\\Core\\Plugin\\Context\\ContextDefinitionInterface');
        $this->contextDefinition
            ->expects($this->once())
            ->method('getDefaultValue')
            ->willReturn($default_value);
        $this->contextDefinition
            ->expects($this->once())
            ->method('getDataDefinition')
            ->willReturn($mock_data_definition);
        $this->typedData = $this->createMock('Drupal\\Core\\TypedData\\TypedDataInterface');
        $this->typedDataManager
            ->expects($this->once())
            ->method('create')
            ->with($mock_data_definition, $default_value)
            ->willReturn($this->typedData);
    }

}

/**
 * Test interface used for mocking.
 */
interface TypedDataCacheableDependencyInterface extends CacheableDependencyInterface, TypedDataInterface {

}