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  <?php
namespace Drupal\Tests\jsonapi\Unit\Query;
use Drupal\Core\Cache\Context\CacheContextsManager;
use Drupal\Core\DependencyInjection\Container;
use Drupal\jsonapi\Query\OffsetPage;
use Drupal\Tests\UnitTestCase;
use Prophecy\Argument;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
class OffsetPageTest extends UnitTestCase {
  
  protected function setUp() {
    parent::setUp();
    $container = new Container();
    $cache_context_manager = $this
      ->prophesize(CacheContextsManager::class);
    $cache_context_manager
      ->assertValidTokens(Argument::any())
      ->willReturn(TRUE);
    $container
      ->set('cache_contexts_manager', $cache_context_manager
      ->reveal());
    \Drupal::setContainer($container);
  }
  
  public function testCreateFromQueryParameter($original, $expected) {
    $actual = OffsetPage::createFromQueryParameter($original);
    $this
      ->assertEquals($expected['offset'], $actual
      ->getOffset());
    $this
      ->assertEquals($expected['limit'], $actual
      ->getSize());
  }
  
  public function parameterProvider() {
    return [
      [
        [
          'offset' => 12,
          'limit' => 20,
        ],
        [
          'offset' => 12,
          'limit' => 20,
        ],
      ],
      [
        [
          'offset' => 12,
          'limit' => 60,
        ],
        [
          'offset' => 12,
          'limit' => 50,
        ],
      ],
      [
        [
          'offset' => 12,
        ],
        [
          'offset' => 12,
          'limit' => 50,
        ],
      ],
      [
        [
          'offset' => 0,
        ],
        [
          'offset' => 0,
          'limit' => 50,
        ],
      ],
      [
        [],
        [
          'offset' => 0,
          'limit' => 50,
        ],
      ],
    ];
  }
  
  public function testCreateFromQueryParameterFail() {
    $this
      ->setExpectedException(BadRequestHttpException::class);
    OffsetPage::createFromQueryParameter('lorem');
  }
}