ComposerValidateTest.php

<?php

declare (strict_types=1);
namespace Drupal\BuildTests\Composer;

use Drupal\BuildTests\Framework\BuildTestBase;
use Drupal\Tests\Composer\ComposerIntegrationTrait;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\Attributes\Group;

/**
 * Tests.
 */
class ComposerValidateTest extends BuildTestBase {
  use ComposerIntegrationTrait;
  public static function provideComposerJson() {
    $data = [];
    $composer_json_finder = self::getComposerJsonFinder(self::getDrupalRootStatic());
    foreach ($composer_json_finder->getIterator() as $composer_json) {
      $data[] = [
        $composer_json->getPathname(),
      ];
    }
    return $data;
  }
  public function testValidateComposer($path) : void {
    $this->executeCommand('composer validate --strict --no-check-all ' . $path);
    $this->assertCommandSuccessful();
  }

}