function ImageStyleFlushTest::testFlush in Drupal 7

General test to flush a style.

File

modules/image/image.test, line 1910

Tests for image.module.

Class

ImageStyleFlushTest

Tests flushing of image styles.

Code

function testFlush() {

  // Setup a style to be created and effects to add to it.
  $style_name = strtolower($this
    ->randomName(10));
  $style_label = $this
    ->randomString();
  $style_path = 'admin/config/media/image-styles/edit/' . $style_name;
  $effect_edits = array(
    'image_resize' => array(
      'data[width]' => 100,
      'data[height]' => 101,
    ),
    'image_scale' => array(
      'data[width]' => 110,
      'data[height]' => 111,
      'data[upscale]' => 1,
    ),
  );

  // Add style form.
  $edit = array(
    'name' => $style_name,
    'label' => $style_label,
  );
  $this
    ->drupalPost('admin/config/media/image-styles/add', $edit, t('Create new style'));

  // Add each sample effect to the style.
  foreach ($effect_edits as $effect => $edit) {

    // Add the effect.
    $this
      ->drupalPost($style_path, array(
      'new' => $effect,
    ), t('Add'));
    if (!empty($edit)) {
      $this
        ->drupalPost(NULL, $edit, t('Add effect'));
    }
  }

  // Load the saved image style.
  $style = image_style_load($style_name);

  // Create an image for the 'public' wrapper.
  $image_path = $this
    ->createSampleImage($style, 'public');

  // Expecting to find 2 images, one is the sample.png image shown in
  // image style preview.
  $this
    ->assertEqual($this
    ->getImageCount($style, 'public'), 2, format_string('Image style %style image %file successfully generated.', array(
    '%style' => $style['name'],
    '%file' => $image_path,
  )));

  // Create an image for the 'private' wrapper.
  $image_path = $this
    ->createSampleImage($style, 'private');
  $this
    ->assertEqual($this
    ->getImageCount($style, 'private'), 1, format_string('Image style %style image %file successfully generated.', array(
    '%style' => $style['name'],
    '%file' => $image_path,
  )));

  // Remove the 'image_scale' effect and updates the style, which in turn
  // forces an image style flush.
  $effect = array_pop($style['effects']);
  $this
    ->drupalPost($style_path . '/effects/' . $effect['ieid'] . '/delete', array(), t('Delete'));
  $this
    ->assertResponse(200);
  $this
    ->drupalPost($style_path, array(), t('Update style'));
  $this
    ->assertResponse(200);

  // Post flush, expected 1 image in the 'public' wrapper (sample.png).
  $this
    ->assertEqual($this
    ->getImageCount($style, 'public'), 1, format_string('Image style %style flushed correctly for %wrapper wrapper.', array(
    '%style' => $style['name'],
    '%wrapper' => 'public',
  )));

  // Post flush, expected no image in the 'private' wrapper.
  $this
    ->assertEqual($this
    ->getImageCount($style, 'private'), 0, format_string('Image style %style flushed correctly for %wrapper wrapper.', array(
    '%style' => $style['name'],
    '%wrapper' => 'private',
  )));
}