FieldSettingsTest.php

<?php

namespace Drupal\Tests\field\Unit\Plugin\migrate\process\d7;

use Drupal\field\Plugin\migrate\process\d7\FieldSettings;
use Drupal\migrate\Plugin\MigrationInterface;
use Drupal\migrate\MigrateExecutableInterface;
use Drupal\migrate\Row;
use Drupal\Tests\migrate\Unit\MigrateTestCase;

/**
 * @coversDefaultClass \Drupal\field\Plugin\migrate\process\d7\FieldSettings
 * @group field
 */
class FieldSettingsTest extends MigrateTestCase {
    
    /**
     * Tests transformation of image field settings.
     *
     * @covers ::transform
     */
    public function testTransformImageSettings() {
        $migration = $this->createMock(MigrationInterface::class);
        $plugin = new FieldSettings([], 'd7_field_settings', [], $migration);
        $executable = $this->createMock(MigrateExecutableInterface::class);
        $row = $this->getMockBuilder(Row::class)
            ->disableOriginalConstructor()
            ->getMock();
        $row->expects($this->atLeastOnce())
            ->method('getSourceProperty')
            ->willReturnMap([
            [
                'settings',
                [
                    'default_image' => NULL,
                ],
            ],
            [
                'type',
                'image',
            ],
        ]);
        $value = $plugin->transform([], $executable, $row, 'foo');
        $this->assertIsArray($value);
        $this->assertSame('', $value['default_image']['uuid']);
    }

}