function LinkItemTest::testLinkItem

Tests using entity fields of the link field type.

File

core/modules/link/tests/src/Kernel/LinkItemTest.php, line 74

Class

LinkItemTest

Tests the new entity API for the link field type.

Namespace

Code

public function testLinkItem() {
    // Create entity.
    $entity = EntityTest::create();
    $url = 'https://www.drupal.org?test_param=test_value';
    $parsed_url = UrlHelper::parse($url);
    $title = $this->randomMachineName();
    $class = $this->randomMachineName();
    $entity->field_test->uri = $parsed_url['path'];
    $entity->field_test->title = $title;
    $entity->field_test
        ->first()
        ->get('options')
        ->set('query', $parsed_url['query']);
    $entity->field_test
        ->first()
        ->get('options')
        ->set('attributes', [
        'class' => $class,
    ]);
    $this->assertEquals([
        'query' => $parsed_url['query'],
        'attributes' => [
            'class' => $class,
        ],
        'external' => TRUE,
    ], $entity->field_test
        ->first()
        ->getUrl()
        ->getOptions());
    $entity->name->value = $this->randomMachineName();
    $entity->save();
    // Verify that the field value is changed.
    $id = $entity->id();
    $entity = EntityTest::load($id);
    $this->assertInstanceOf(FieldItemListInterface::class, $entity->field_test);
    $this->assertInstanceOf(FieldItemInterface::class, $entity->field_test[0]);
    $this->assertEquals($parsed_url['path'], $entity->field_test->uri);
    $this->assertEquals($parsed_url['path'], $entity->field_test[0]->uri);
    $this->assertEquals($title, $entity->field_test->title);
    $this->assertEquals($title, $entity->field_test[0]->title);
    $this->assertEquals($class, $entity->field_test->options['attributes']['class']);
    $this->assertEquals($parsed_url['query'], $entity->field_test->options['query']);
    // Update only the entity name property to check if the link field data will
    // remain intact.
    $entity->name->value = $this->randomMachineName();
    $entity->save();
    $id = $entity->id();
    $entity = EntityTest::load($id);
    $this->assertEquals($parsed_url['path'], $entity->field_test->uri);
    $this->assertEquals($class, $entity->field_test->options['attributes']['class']);
    $this->assertEquals($parsed_url['query'], $entity->field_test->options['query']);
    // Verify changing the field value.
    $new_url = 'https://www.drupal.org';
    $new_title = $this->randomMachineName();
    $new_class = $this->randomMachineName();
    $entity->field_test->uri = $new_url;
    $entity->field_test->title = $new_title;
    $entity->field_test
        ->first()
        ->get('options')
        ->set('query', NULL);
    $entity->field_test
        ->first()
        ->get('options')
        ->set('attributes', [
        'class' => $new_class,
    ]);
    $this->assertEquals($new_url, $entity->field_test->uri);
    $this->assertEquals($new_title, $entity->field_test->title);
    $this->assertEquals($new_class, $entity->field_test->options['attributes']['class']);
    $this->assertNull($entity->field_test->options['query']);
    // Read changed entity and assert changed values.
    $entity->save();
    $entity = EntityTest::load($id);
    $this->assertEquals($new_url, $entity->field_test->uri);
    $this->assertEquals($new_title, $entity->field_test->title);
    $this->assertEquals($new_class, $entity->field_test->options['attributes']['class']);
    // Check that if we only set uri the default values for title and options
    // are also initialized.
    $entity->field_test = [
        'uri' => 'internal:/node/add',
    ];
    $this->assertEquals('internal:/node/add', $entity->field_test->uri);
    $this->assertNull($entity->field_test->title);
    $this->assertSame([], $entity->field_test->options);
    // Check that if we set uri and options then the default values are properly
    // initialized.
    $entity->field_test = [
        'uri' => 'internal:/node/add',
        'options' => [
            'query' => NULL,
        ],
    ];
    $this->assertEquals('internal:/node/add', $entity->field_test->uri);
    $this->assertNull($entity->field_test->title);
    $this->assertNull($entity->field_test->options['query']);
    // Check that if we set the direct value of link field it correctly set the
    // uri and the default values of the field.
    $entity->field_test = 'internal:/node/add';
    $this->assertEquals('internal:/node/add', $entity->field_test->uri);
    $this->assertNull($entity->field_test->title);
    $this->assertSame([], $entity->field_test->options);
    // Check that setting options to NULL does not trigger an error when
    // calling getUrl();
    $entity->field_test->options = NULL;
    $this->assertInstanceOf(Url::class, $entity->field_test[0]
        ->getUrl());
    // Check that setting LinkItem value NULL doesn't generate any error or
    // warning.
    $entity->field_test[0] = NULL;
    $this->assertNull($entity->field_test[0]
        ->getValue());
    // Test the generateSampleValue() method for generic, external, and internal
    // link types.
    $entity = EntityTest::create();
    $entity->field_test
        ->generateSampleItems();
    $entity->field_test_external
        ->generateSampleItems();
    $entity->field_test_internal
        ->generateSampleItems();
    $this->entityValidateAndSave($entity);
}