IconsTwigExtensionTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\Core\Theme\Icon;

use Drupal\Core\Template\IconsTwigExtension;
use PHPUnit\Framework\TestCase;

/**
 * @coversDefaultClass \Drupal\Core\Template\IconsTwigExtension
 *
 * @group icon
 */
class IconsTwigExtensionTest extends TestCase {
    
    /**
     * The twig extension.
     *
     * @var \Drupal\Core\Template\IconsTwigExtension
     */
    private IconsTwigExtension $iconsTwigExtension;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        $this->iconsTwigExtension = new IconsTwigExtension();
    }
    
    /**
     * Test the IconsTwigExtension::getFunctions method.
     */
    public function testGetFunctions() : void {
        $functions = $this->iconsTwigExtension
            ->getFunctions();
        $this->assertCount(1, $functions);
        $this->assertEquals('icon', $functions[0]->getName());
    }
    
    /**
     * Test the IconsTwigExtension::getIconRenderable method.
     */
    public function testGetIconRenderable() : void {
        $settings = [
            'foo' => 'bar',
        ];
        $result = $this->iconsTwigExtension
            ->getIconRenderable('pack_id', 'icon_id', $settings);
        $expected = [
            '#type' => 'icon',
            '#pack_id' => 'pack_id',
            '#icon_id' => 'icon_id',
            '#settings' => $settings,
        ];
        $this->assertEquals($expected, $result);
    }

}