class ParamConverterManagerTest

class ParamConverterManagerTest extends UnitTestCase {
    
    /**
     * @var \Drupal\Core\ParamConverter\ParamConverterManager
     */
    protected $manager;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->manager = new ParamConverterManager();
    }
    
    /**
     * Tests \Drupal\Core\ParamConverter\ParamConverterManager::getConverter().
     *
     * @dataProvider providerTestGetConverter
     *
     * @covers ::getConverter
     */
    public function testGetConverter($name, $class) : void {
        $converter = $this->getMockBuilder('Drupal\\Core\\ParamConverter\\ParamConverterInterface')
            ->setMockClassName($class)
            ->getMock();
        $this->manager
            ->addConverter($converter, $name);
        $this->assertInstanceOf($class, $this->manager
            ->getConverter($name));
        // Assert that a second call to getConverter() does not use the container.
        $this->assertInstanceOf($class, $this->manager
            ->getConverter($name));
    }
    
    /**
     * Tests \Drupal\Core\ParamConverter\ParamConverterManager::getConverter().
     *
     * @covers ::getConverter
     */
    public function testGetConverterException() : void {
        $this->expectException(\InvalidArgumentException::class);
        $this->manager
            ->getConverter('undefined.converter');
    }
    
    /**
     * Provide data for parameter converter manager tests.
     *
     * @return array
     *   An array of arrays, each containing the input parameters for
     *   providerTestResolvers::testAddConverter().
     *
     * @see ParamConverterManagerTest::testAddConverter()
     */
    public function providerTestAddConverter() {
        $converters[0]['unsorted'] = [
            [
                'name' => 'strawberry',
            ],
            [
                'name' => 'raspberry',
            ],
            [
                'name' => 'pear',
            ],
            [
                'name' => 'peach',
            ],
            [
                'name' => 'pineapple',
            ],
            [
                'name' => 'banana',
            ],
            [
                'name' => 'apple',
            ],
        ];
        $converters[0]['sorted'] = [
            'strawberry',
            'raspberry',
            'pear',
            'peach',
            'pineapple',
            'banana',
            'apple',
        ];
        $converters[1]['unsorted'] = [
            [
                'name' => 'giraffe',
            ],
            [
                'name' => 'zebra',
            ],
            [
                'name' => 'eagle',
            ],
            [
                'name' => 'ape',
            ],
            [
                'name' => 'cat',
            ],
            [
                'name' => 'puppy',
            ],
            [
                'name' => 'llama',
            ],
        ];
        $converters[1]['sorted'] = [
            'giraffe',
            'zebra',
            'eagle',
            'ape',
            'cat',
            'puppy',
            'llama',
        ];
        return $converters;
    }
    
    /**
     * Provide data for parameter converter manager tests.
     *
     * @return array
     *   An array of arrays, each containing the input parameters for
     *   providerTestResolvers::testGetConverter().
     *
     * @see ParamConverterManagerTest::testGetConverter()
     */
    public static function providerTestGetConverter() {
        return [
            [
                'ape',
                'ApeConverterClass',
            ],
            [
                'cat',
                'CatConverterClass',
            ],
            [
                'puppy',
                'PuppyConverterClass',
            ],
            [
                'llama',
                'LlamaConverterClass',
            ],
            [
                'giraffe',
                'GiraffeConverterClass',
            ],
            [
                'zebra',
                'ZebraConverterClass',
            ],
            [
                'eagle',
                'EagleConverterClass',
            ],
        ];
    }
    
    /**
     * @covers ::setRouteParameterConverters
     *
     * @dataProvider providerTestSetRouteParameterConverters
     */
    public function testSetRouteParameterConverters($path, $parameters = NULL, $expected = NULL) : void {
        $converter = $this->createMock('Drupal\\Core\\ParamConverter\\ParamConverterInterface');
        $converter->expects($this->any())
            ->method('applies')
            ->with($this->anything(), 'id', $this->anything())
            ->willReturn(TRUE);
        $this->manager
            ->addConverter($converter, 'applied');
        $route = new Route($path);
        if ($parameters) {
            $route->setOption('parameters', $parameters);
        }
        $collection = new RouteCollection();
        $collection->add('test_route', $route);
        $this->manager
            ->setRouteParameterConverters($collection);
        foreach ($collection as $route) {
            $result = $route->getOption('parameters');
            if ($expected) {
                $this->assertSame($expected, $result['id']['converter']);
            }
            else {
                $this->assertNull($result);
            }
        }
    }
    
    /**
     * Provides data for testSetRouteParameterConverters().
     */
    public static function providerTestSetRouteParameterConverters() {
        return [
            [
                '/test',
            ],
            [
                '/test/{id}',
                [
                    'id' => [],
                ],
                'applied',
            ],
            [
                '/test/{id}',
                [
                    'id' => [
                        'converter' => 'predefined',
                    ],
                ],
                'predefined',
            ],
        ];
    }
    
    /**
     * @covers ::convert
     */
    public function testConvert() : void {
        $route = new Route('/test/{id}/{literal}/{null}');
        $parameters = [
            'id' => [
                'converter' => 'test_convert',
            ],
            'literal' => [],
            'null' => [],
        ];
        $route->setOption('parameters', $parameters);
        $defaults = [
            RouteObjectInterface::ROUTE_OBJECT => $route,
            RouteObjectInterface::ROUTE_NAME => 'test_route',
            'id' => 1,
            'literal' => 'this is a literal',
            'null' => NULL,
        ];
        $expected = $defaults;
        $expected['id'] = 'something_better!';
        $converter = $this->createMock('Drupal\\Core\\ParamConverter\\ParamConverterInterface');
        $converter->expects($this->any())
            ->method('convert')
            ->with(1, $this->isType('array'), 'id', $this->isType('array'))
            ->willReturn('something_better!');
        $this->manager
            ->addConverter($converter, 'test_convert');
        $result = $this->manager
            ->convert($defaults);
        $this->assertEquals($expected, $result);
    }
    
    /**
     * @covers ::convert
     */
    public function testConvertNoConverting() : void {
        $route = new Route('/test');
        $defaults = [
            RouteObjectInterface::ROUTE_OBJECT => $route,
            RouteObjectInterface::ROUTE_NAME => 'test_route',
        ];
        $expected = $defaults;
        $result = $this->manager
            ->convert($defaults);
        $this->assertEquals($expected, $result);
    }
    
    /**
     * @covers ::convert
     */
    public function testConvertMissingParam() : void {
        $route = new Route('/test/{id}');
        $parameters = [
            'id' => [
                'converter' => 'test_convert',
            ],
        ];
        $route->setOption('parameters', $parameters);
        $defaults = [
            RouteObjectInterface::ROUTE_OBJECT => $route,
            RouteObjectInterface::ROUTE_NAME => 'test_route',
            'id' => 1,
        ];
        $converter = $this->createMock('Drupal\\Core\\ParamConverter\\ParamConverterInterface');
        $converter->expects($this->any())
            ->method('convert')
            ->with(1, $this->isType('array'), 'id', $this->isType('array'))
            ->willReturn(NULL);
        $this->manager
            ->addConverter($converter, 'test_convert');
        $this->expectException(ParamNotConvertedException::class);
        $this->expectExceptionMessage('The "id" parameter was not converted for the path "/test/{id}" (route name: "test_route")');
        $this->manager
            ->convert($defaults);
    }

}