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  <?php
namespace Drupal\image\Tests;
class ImageFieldValidateTest extends ImageFieldTestBase {
  
  function testResolution() {
    $field_name = strtolower($this
      ->randomMachineName());
    $min_resolution = 50;
    $max_resolution = 100;
    $field_settings = array(
      'max_resolution' => $max_resolution . 'x' . $max_resolution,
      'min_resolution' => $min_resolution . 'x' . $min_resolution,
      'alt_field' => 0,
    );
    $this
      ->createImageField($field_name, 'article', array(), $field_settings);
    
    $image_that_is_too_big = FALSE;
    $image_that_is_too_small = FALSE;
    $image_factory = $this->container
      ->get('image.factory');
    foreach ($this
      ->drupalGetTestFiles('image') as $image) {
      $image_file = $image_factory
        ->get($image->uri);
      if ($image_file
        ->getWidth() > $max_resolution) {
        $image_that_is_too_big = $image;
      }
      if ($image_file
        ->getWidth() < $min_resolution) {
        $image_that_is_too_small = $image;
      }
      if ($image_that_is_too_small && $image_that_is_too_big) {
        break;
      }
    }
    $this
      ->uploadNodeImage($image_that_is_too_small, $field_name, 'article');
    $this
      ->assertRaw(t('The specified file %name could not be uploaded.', array(
      '%name' => $image_that_is_too_small->filename,
    )));
    $this
      ->assertRaw(t('The image is too small; the minimum dimensions are %dimensions pixels.', array(
      '%dimensions' => '50x50',
    )));
    $this
      ->uploadNodeImage($image_that_is_too_big, $field_name, 'article');
    $this
      ->assertText(t('The image was resized to fit within the maximum allowed dimensions of 100x100 pixels.'));
  }
  
  function testRequiredAttributes() {
    $field_name = strtolower($this
      ->randomMachineName());
    $field_settings = array(
      'alt_field' => 1,
      'alt_field_required' => 1,
      'title_field' => 1,
      'title_field_required' => 1,
      'required' => 1,
    );
    $instance = $this
      ->createImageField($field_name, 'article', array(), $field_settings);
    $images = $this
      ->drupalGetTestFiles('image');
    
    $image = $images[0];
    $this
      ->uploadNodeImage($image, $field_name, 'article');
    
    $elements = $this
      ->xpath('//label[@for="edit-' . $field_name . '-0-alt" and @class="js-form-required form-required"]/following-sibling::input[@id="edit-' . $field_name . '-0-alt"]');
    $this
      ->assertTrue(isset($elements[0]), 'Required marker is shown for the required alt text.');
    $elements = $this
      ->xpath('//label[@for="edit-' . $field_name . '-0-title" and @class="js-form-required form-required"]/following-sibling::input[@id="edit-' . $field_name . '-0-title"]');
    $this
      ->assertTrue(isset($elements[0]), 'Required marker is shown for the required title text.');
    $this
      ->assertText(t('Alternative text field is required.'));
    $this
      ->assertText(t('Title field is required.'));
    $instance
      ->setSetting('alt_field_required', 0);
    $instance
      ->setSetting('title_field_required', 0);
    $instance
      ->save();
    $edit = array(
      'title[0][value]' => $this
        ->randomMachineName(),
    );
    $this
      ->drupalPostForm('node/add/article', $edit, t('Save and publish'));
    $this
      ->assertNoText(t('Alternative text field is required.'));
    $this
      ->assertNoText(t('Title field is required.'));
    $instance
      ->setSetting('required', 0);
    $instance
      ->setSetting('alt_field_required', 1);
    $instance
      ->setSetting('title_field_required', 1);
    $instance
      ->save();
    $edit = array(
      'title[0][value]' => $this
        ->randomMachineName(),
    );
    $this
      ->drupalPostForm('node/add/article', $edit, t('Save and publish'));
    $this
      ->assertNoText(t('Alternative text field is required.'));
    $this
      ->assertNoText(t('Title field is required.'));
  }
}