function EntityDisplayTest::testFieldComponent

Tests the behavior of a field component within an entity display object.

File

core/modules/field_ui/tests/src/Kernel/EntityDisplayTest.php, line 230

Class

EntityDisplayTest

Tests the entity display configuration entities.

Namespace

Code

public function testFieldComponent() {
    $field_name = 'test_field';
    // Create a field storage and a field.
    $field_storage = FieldStorageConfig::create([
        'field_name' => $field_name,
        'entity_type' => 'entity_test',
        'type' => 'test_field',
    ]);
    $field_storage->save();
    $field = FieldConfig::create([
        'field_storage' => $field_storage,
        'bundle' => 'entity_test',
    ]);
    $field->save();
    $display = EntityViewDisplay::create([
        'targetEntityType' => 'entity_test',
        'bundle' => 'entity_test',
        'mode' => 'default',
    ]);
    // Check that providing no options results in default values being used.
    $display->setComponent($field_name);
    $field_type_info = \Drupal::service('plugin.manager.field.field_type')->getDefinition($field_storage->getType());
    $default_formatter = $field_type_info['default_formatter'];
    $formatter_settings = \Drupal::service('plugin.manager.field.formatter')->getDefaultSettings($default_formatter);
    $expected = [
        'weight' => -4,
        'label' => 'above',
        'type' => $default_formatter,
        'settings' => $formatter_settings,
        'third_party_settings' => [],
    ];
    $this->assertEqual($display->getComponent($field_name), $expected);
    // Check that the getFormatter() method returns the correct formatter plugin.
    $formatter = $display->getRenderer($field_name);
    $this->assertEqual($formatter->getPluginId(), $default_formatter);
    $this->assertEqual($formatter->getSettings(), $formatter_settings);
    // Check that the formatter is statically persisted, by assigning an
    // arbitrary property and reading it back.
    $random_value = $this->randomString();
    $formatter->randomValue = $random_value;
    $formatter = $display->getRenderer($field_name);
    $this->assertEqual($formatter->randomValue, $random_value);
    // Check that changing the definition creates a new formatter.
    $display->setComponent($field_name, [
        'type' => 'field_test_multiple',
    ]);
    $formatter = $display->getRenderer($field_name);
    $this->assertEqual($formatter->getPluginId(), 'field_test_multiple');
    $this->assertFalse(isset($formatter->randomValue));
    // Check that the display has dependencies on the field and the module that
    // provides the formatter.
    $dependencies = $display->calculateDependencies()
        ->getDependencies();
    $this->assertEqual([
        'config' => [
            'field.field.entity_test.entity_test.test_field',
        ],
        'module' => [
            'entity_test',
            'field_test',
        ],
    ], $dependencies);
}