class ImageFieldDisplayTest in Drupal 9

Same name and namespace in other branches

8 core/modules/image/tests/src/Functional/ImageFieldDisplayTest.php \Drupal\Tests\image\Functional\ImageFieldDisplayTest

Tests the display of image fields.

@group image

Hierarchy

class \Drupal\Tests\BrowserTestBase extends \PHPUnit\Framework\TestCase uses \Symfony\Bridge\PhpUnit\ExpectDeprecationTrait, FunctionalTestSetupTrait, TestSetupTrait, AssertLegacyTrait, BlockCreationTrait, ConfigTestTrait, ExtensionListTestTrait, ContentTypeCreationTrait, NodeCreationTrait, PhpUnitCompatibilityTrait, RandomGeneratorTrait, TestRequirementsTrait, PhpUnitWarnings, UiHelperTrait, UserCreationTrait, XdebugRequestTrait
- class \Drupal\Tests\image\Functional\ImageFieldTestBase uses ImageFieldCreationTrait
  - class \Drupal\Tests\image\Functional\ImageFieldDisplayTest uses AssertPageCacheContextsAndTagsTrait, TestFileCreationTrait

Expanded class hierarchy of ImageFieldDisplayTest

File

core/modules/image/tests/src/Functional/ImageFieldDisplayTest.php, line 19

Namespace

Drupal\Tests\image\Functional

View source

class ImageFieldDisplayTest extends ImageFieldTestBase {
  use AssertPageCacheContextsAndTagsTrait;
  use TestFileCreationTrait {
    getTestFiles as drupalGetTestFiles;
    compareFiles as drupalCompareFiles;
  }
  protected $dumpHeaders = TRUE;

  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'field_ui',
  ];

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'classy';

  /**
   * Tests image formatters on node display for public files.
   */
  public function testImageFieldFormattersPublic() {
    $this
      ->_testImageFieldFormatters('public');
  }

  /**
   * Tests image formatters on node display for private files.
   */
  public function testImageFieldFormattersPrivate() {

    // Remove access content permission from anonymous users.
    user_role_change_permissions(RoleInterface::ANONYMOUS_ID, [
      'access content' => FALSE,
    ]);
    $this
      ->_testImageFieldFormatters('private');
  }

  /**
   * Tests image formatters on node display.
   */
  public function _testImageFieldFormatters($scheme) {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $field_name = strtolower($this
      ->randomMachineName());
    $field_settings = [
      'alt_field_required' => 0,
    ];
    $instance = $this
      ->createImageField($field_name, 'article', [
      'uri_scheme' => $scheme,
    ], $field_settings);

    // Go to manage display page.
    $this
      ->drupalGet("admin/structure/types/manage/article/display");

    // Test for existence of link to image styles configuration.
    $this
      ->submitForm([], "{$field_name}_settings_edit");
    $this
      ->assertSession()
      ->linkByHrefExists(Url::fromRoute('entity.image_style.collection')
      ->toString(), 0, 'Link to image styles configuration is found');

    // Remove 'administer image styles' permission from testing admin user.
    $admin_user_roles = $this->adminUser
      ->getRoles(TRUE);
    user_role_change_permissions(reset($admin_user_roles), [
      'administer image styles' => FALSE,
    ]);

    // Go to manage display page again.
    $this
      ->drupalGet("admin/structure/types/manage/article/display");

    // Test for absence of link to image styles configuration.
    $this
      ->submitForm([], "{$field_name}_settings_edit");
    $this
      ->assertSession()
      ->linkByHrefNotExists(Url::fromRoute('entity.image_style.collection')
      ->toString(), 'Link to image styles configuration is absent when permissions are insufficient');

    // Restore 'administer image styles' permission to testing admin user
    user_role_change_permissions(reset($admin_user_roles), [
      'administer image styles' => TRUE,
    ]);

    // Create a new node with an image attached.
    $test_image = current($this
      ->drupalGetTestFiles('image'));

    // Ensure that preview works.
    $this
      ->previewNodeImage($test_image, $field_name, 'article');

    // After previewing, make the alt field required. It cannot be required
    // during preview because the form validation will fail.
    $instance
      ->setSetting('alt_field_required', 1);
    $instance
      ->save();

    // Create alt text for the image.
    $alt = $this
      ->randomMachineName();

    // Save node.
    $nid = $this
      ->uploadNodeImage($test_image, $field_name, 'article', $alt);
    $node_storage
      ->resetCache([
      $nid,
    ]);
    $node = $node_storage
      ->load($nid);

    // Test that the default formatter is being used.

    /** @var \Drupal\file\FileInterface $file */
    $file = $node->{$field_name}->entity;
    $image_uri = $file
      ->getFileUri();
    $image = [
      '#theme' => 'image',
      '#uri' => $image_uri,
      '#width' => 40,
      '#height' => 20,
      '#alt' => $alt,
    ];
    $default_output = str_replace("\n", NULL, $renderer
      ->renderRoot($image));
    $this
      ->assertSession()
      ->responseContains($default_output);

    // Test the image linked to file formatter.
    $display_options = [
      'type' => 'image',
      'settings' => [
        'image_link' => 'file',
      ],
    ];
    $display = \Drupal::service('entity_display.repository')
      ->getViewDisplay('node', $node
      ->getType());
    $display
      ->setComponent($field_name, $display_options)
      ->save();
    $image = [
      '#theme' => 'image',
      '#uri' => $image_uri,
      '#width' => 40,
      '#height' => 20,
      '#alt' => $alt,
    ];
    $default_output = '<a href="' . $file
      ->createFileUrl() . '">' . $renderer
      ->renderRoot($image) . '</a>';
    $this
      ->drupalGet('node/' . $nid);
    $this
      ->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', $file
      ->getCacheTags()[0]);

    // @todo Remove in https://www.drupal.org/node/2646744.
    $this
      ->assertCacheContext('url.site');

    // Verify that no image style cache tags are found.
    $this
      ->assertSession()
      ->responseHeaderNotContains('X-Drupal-Cache-Tags', 'image_style:');
    $this
      ->assertSession()
      ->responseContains($default_output);

    // Verify that the image can be downloaded.
    $this
      ->assertEquals(file_get_contents($test_image->uri), $this
      ->drupalGet($file
      ->createFileUrl(FALSE)), 'File was downloaded successfully.');
    if ($scheme == 'private') {

      // Only verify HTTP headers when using private scheme and the headers are
      // sent by Drupal.
      $this
        ->assertSession()
        ->responseHeaderEquals('Content-Type', 'image/png');
      $this
        ->assertSession()
        ->responseHeaderContains('Cache-Control', 'private');

      // Log out and ensure the file cannot be accessed.
      $this
        ->drupalLogout();
      $this
        ->drupalGet($file
        ->createFileUrl(FALSE));
      $this
        ->assertSession()
        ->statusCodeEquals(403);

      // Log in again.
      $this
        ->drupalLogin($this->adminUser);
    }

    // Test the image linked to content formatter.
    $display_options['settings']['image_link'] = 'content';
    $display
      ->setComponent($field_name, $display_options)
      ->save();
    $image = [
      '#theme' => 'image',
      '#uri' => $image_uri,
      '#width' => 40,
      '#height' => 20,
    ];
    $this
      ->drupalGet('node/' . $nid);
    $this
      ->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', $file
      ->getCacheTags()[0]);

    // Verify that no image style cache tags are found.
    $this
      ->assertSession()
      ->responseHeaderNotContains('X-Drupal-Cache-Tags', 'image_style:');
    $elements = $this
      ->xpath('//a[@href=:path]/img[@src=:url and @alt=:alt and @width=:width and @height=:height]', [
      ':path' => $node
        ->toUrl()
        ->toString(),
      ':url' => $file
        ->createFileUrl(),
      ':width' => $image['#width'],
      ':height' => $image['#height'],
      ':alt' => $alt,
    ]);
    $this
      ->assertCount(1, $elements, 'Image linked to content formatter displaying correctly on full node view.');

    // Test the image style 'thumbnail' formatter.
    $display_options['settings']['image_link'] = '';
    $display_options['settings']['image_style'] = 'thumbnail';
    $display
      ->setComponent($field_name, $display_options)
      ->save();

    // Ensure the derivative image is generated so we do not have to deal with
    // image style callback paths.
    $this
      ->drupalGet(ImageStyle::load('thumbnail')
      ->buildUrl($image_uri));
    $image_style = [
      '#theme' => 'image_style',
      '#uri' => $image_uri,
      '#width' => 40,
      '#height' => 20,
      '#style_name' => 'thumbnail',
      '#alt' => $alt,
    ];
    $default_output = $renderer
      ->renderRoot($image_style);
    $this
      ->drupalGet('node/' . $nid);
    $image_style = ImageStyle::load('thumbnail');
    $this
      ->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', $image_style
      ->getCacheTags()[0]);
    $this
      ->assertSession()
      ->responseContains($default_output);
    if ($scheme == 'private') {

      // Log out and ensure the file cannot be accessed.
      $this
        ->drupalLogout();
      $this
        ->drupalGet(ImageStyle::load('thumbnail')
        ->buildUrl($image_uri));
      $this
        ->assertSession()
        ->statusCodeEquals(403);
    }

    // Test the image URL formatter without an image style.
    $display_options = [
      'type' => 'image_url',
      'settings' => [
        'image_style' => '',
      ],
    ];
    $expected_url = $file
      ->createFileUrl();
    $this
      ->assertEquals($expected_url, $node->{$field_name}
      ->view($display_options)[0]['#markup']);

    // Test the image URL formatter with an image style.
    $display_options['settings']['image_style'] = 'thumbnail';
    $expected_url = \Drupal::service('file_url_generator')
      ->transformRelative(ImageStyle::load('thumbnail')
      ->buildUrl($image_uri));
    $this
      ->assertEquals($expected_url, $node->{$field_name}
      ->view($display_options)[0]['#markup']);
  }

  /**
   * Tests for image field settings.
   */
  public function testImageFieldSettings() {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $test_image = current($this
      ->drupalGetTestFiles('image'));
    list(, $test_image_extension) = explode('.', $test_image->filename);
    $field_name = strtolower($this
      ->randomMachineName());
    $field_settings = [
      'alt_field' => 1,
      'file_extensions' => $test_image_extension,
      'max_filesize' => '50 KB',
      'max_resolution' => '100x100',
      'min_resolution' => '10x10',
      'title_field' => 1,
    ];
    $widget_settings = [
      'preview_image_style' => 'medium',
    ];
    $field = $this
      ->createImageField($field_name, 'article', [], $field_settings, $widget_settings);

    // Verify that the min/max resolution set on the field are properly
    // extracted, and displayed, on the image field's configuration form.
    $this
      ->drupalGet('admin/structure/types/manage/article/fields/' . $field
      ->id());
    $this
      ->assertSession()
      ->fieldValueEquals('settings[max_resolution][x]', '100');
    $this
      ->assertSession()
      ->fieldValueEquals('settings[max_resolution][y]', '100');
    $this
      ->assertSession()
      ->fieldValueEquals('settings[min_resolution][x]', '10');
    $this
      ->assertSession()
      ->fieldValueEquals('settings[min_resolution][y]', '10');
    $this
      ->drupalGet('node/add/article');
    $this
      ->assertSession()
      ->pageTextContains('50 KB limit.');
    $this
      ->assertSession()
      ->pageTextContains('Allowed types: ' . $test_image_extension . '.');
    $this
      ->assertSession()
      ->pageTextContains('Images must be larger than 10x10 pixels. Images larger than 100x100 pixels will be resized.');

    // We have to create the article first and then edit it because the alt
    // and title fields do not display until the image has been attached.
    // Create alt text for the image.
    $alt = $this
      ->randomMachineName();
    $nid = $this
      ->uploadNodeImage($test_image, $field_name, 'article', $alt);
    $this
      ->drupalGet('node/' . $nid . '/edit');

    // Verify that the optional fields alt & title are saved & filled.
    $this
      ->assertSession()
      ->fieldValueEquals($field_name . '[0][alt]', $alt);
    $this
      ->assertSession()
      ->fieldValueEquals($field_name . '[0][title]', '');

    // Verify that the attached image is being previewed using the 'medium'
    // style.
    $node_storage
      ->resetCache([
      $nid,
    ]);
    $node = $node_storage
      ->load($nid);
    $file = $node->{$field_name}->entity;
    $file_url_generator = \Drupal::service('file_url_generator');
    $url = $file_url_generator
      ->transformRelative(ImageStyle::load('medium')
      ->buildUrl($file
      ->getFileUri()));
    $this
      ->assertSession()
      ->elementExists('css', 'img[width=40][height=20][class=image-style-medium][src="' . $url . '"]');

    // Add alt/title fields to the image and verify that they are displayed.
    $image = [
      '#theme' => 'image',
      '#uri' => $file
        ->getFileUri(),
      '#alt' => $alt,
      '#title' => $this
        ->randomMachineName(),
      '#width' => 40,
      '#height' => 20,
    ];
    $edit = [
      $field_name . '[0][alt]' => $image['#alt'],
      $field_name . '[0][title]' => $image['#title'],
    ];
    $this
      ->drupalGet('node/' . $nid . '/edit');
    $this
      ->submitForm($edit, 'Save');
    $default_output = str_replace("\n", NULL, $renderer
      ->renderRoot($image));
    $this
      ->assertSession()
      ->responseContains($default_output);

    // Verify that alt/title longer than allowed results in a validation error.
    $test_size = 2000;
    $edit = [
      $field_name . '[0][alt]' => $this
        ->randomMachineName($test_size),
      $field_name . '[0][title]' => $this
        ->randomMachineName($test_size),
    ];
    $this
      ->drupalGet('node/' . $nid . '/edit');
    $this
      ->submitForm($edit, 'Save');
    $schema = $field
      ->getFieldStorageDefinition()
      ->getSchema();
    $this
      ->assertSession()
      ->pageTextContains("Alternative text cannot be longer than {$schema['columns']['alt']['length']} characters but is currently {$test_size} characters long.");
    $this
      ->assertSession()
      ->pageTextContains("Title cannot be longer than {$schema['columns']['title']['length']} characters but is currently {$test_size} characters long.");

    // Set cardinality to unlimited and add upload a second image.
    // The image widget is extending on the file widget, but the image field
    // type does not have the 'display_field' setting which is expected by
    // the file widget. This resulted in notices before when cardinality is not
    // 1, so we need to make sure the file widget prevents these notices by
    // providing all settings, even if they are not used.
    // @see FileWidget::formMultipleElements().
    $this
      ->drupalGet('admin/structure/types/manage/article/fields/node.article.' . $field_name . '/storage');
    $this
      ->submitForm([
      'cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
    ], 'Save field settings');
    $edit = [
      'files[' . $field_name . '_1][]' => \Drupal::service('file_system')
        ->realpath($test_image->uri),
    ];
    $this
      ->drupalGet('node/' . $node
      ->id() . '/edit');
    $this
      ->submitForm($edit, 'Save');

    // Add the required alt text.
    $this
      ->submitForm([
      $field_name . '[1][alt]' => $alt,
    ], 'Save');
    $this
      ->assertSession()
      ->pageTextContains('Article ' . $node
      ->getTitle() . ' has been updated.');

    // Assert ImageWidget::process() calls FieldWidget::process().
    $this
      ->drupalGet('node/' . $node
      ->id() . '/edit');
    $edit = [
      'files[' . $field_name . '_2][]' => \Drupal::service('file_system')
        ->realpath($test_image->uri),
    ];
    $this
      ->submitForm($edit, $field_name . '_2_upload_button');
    $this
      ->assertSession()
      ->elementNotExists('css', 'input[name="files[' . $field_name . '_2][]"]');
    $this
      ->assertSession()
      ->elementExists('css', 'input[name="files[' . $field_name . '_3][]"]');
  }

  /**
   * Tests use of a default image with an image field.
   */
  public function testImageFieldDefaultImage() {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');

    // Create a new image field.
    $field_name = strtolower($this
      ->randomMachineName());
    $this
      ->createImageField($field_name, 'article');

    // Create a new node, with no images and verify that no images are
    // displayed.
    $node = $this
      ->drupalCreateNode([
      'type' => 'article',
    ]);
    $this
      ->drupalGet('node/' . $node
      ->id());

    // Verify that no image is displayed on the page by checking for the class
    // that would be used on the image field.
    $this
      ->assertSession()
      ->responseNotMatches('<div class="(.*?)field--name-' . strtr($field_name, '_', '-') . '(.*?)">');

    // Verify that no image style cache tags are found.
    $this
      ->assertSession()
      ->responseHeaderNotContains('X-Drupal-Cache-Tags', 'image_style:');

    // Add a default image to the public image field.
    $images = $this
      ->drupalGetTestFiles('image');
    $alt = $this
      ->randomString(512);
    $title = $this
      ->randomString(1024);
    $edit = [
      // Get the path of the 'image-test.png' file.
      'files[settings_default_image_uuid]' => \Drupal::service('file_system')
        ->realpath($images[0]->uri),
      'settings[default_image][alt]' => $alt,
      'settings[default_image][title]' => $title,
    ];
    $this
      ->drupalGet("admin/structure/types/manage/article/fields/node.article.{$field_name}/storage");
    $this
      ->submitForm($edit, 'Save field settings');

    // Clear field definition cache so the new default image is detected.
    \Drupal::service('entity_field.manager')
      ->clearCachedFieldDefinitions();
    $field_storage = FieldStorageConfig::loadByName('node', $field_name);
    $default_image = $field_storage
      ->getSetting('default_image');
    $file = \Drupal::service('entity.repository')
      ->loadEntityByUuid('file', $default_image['uuid']);
    $this
      ->assertTrue($file
      ->isPermanent(), 'The default image status is permanent.');
    $image = [
      '#theme' => 'image',
      '#uri' => $file
        ->getFileUri(),
      '#alt' => $alt,
      '#title' => $title,
      '#width' => 40,
      '#height' => 20,
    ];
    $default_output = str_replace("\n", NULL, $renderer
      ->renderRoot($image));
    $this
      ->drupalGet('node/' . $node
      ->id());
    $this
      ->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', $file
      ->getCacheTags()[0]);

    // Verify that no image style cache tags are found.
    $this
      ->assertSession()
      ->responseHeaderNotContains('X-Drupal-Cache-Tags', 'image_style:');
    $this
      ->assertSession()
      ->responseContains($default_output);

    // Create a node with an image attached and ensure that the default image
    // is not displayed.
    // Create alt text for the image.
    $alt = $this
      ->randomMachineName();

    // Upload the 'image-test.gif' file.
    $nid = $this
      ->uploadNodeImage($images[2], $field_name, 'article', $alt);
    $node_storage
      ->resetCache([
      $nid,
    ]);
    $node = $node_storage
      ->load($nid);
    $file = $node->{$field_name}->entity;
    $image = [
      '#theme' => 'image',
      '#uri' => $file
        ->getFileUri(),
      '#width' => 40,
      '#height' => 20,
      '#alt' => $alt,
    ];
    $image_output = str_replace("\n", NULL, $renderer
      ->renderRoot($image));
    $this
      ->drupalGet('node/' . $nid);
    $this
      ->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', $file
      ->getCacheTags()[0]);

    // Verify that no image style cache tags are found.
    $this
      ->assertSession()
      ->responseHeaderNotContains('X-Drupal-Cache-Tags', 'image_style:');

    // Default image should not be displayed.
    $this
      ->assertSession()
      ->responseNotContains($default_output);

    // User supplied image should be displayed.
    $this
      ->assertSession()
      ->responseContains($image_output);

    // Remove default image from the field and make sure it is no longer used.
    // Can't use fillField cause Mink can't fill hidden fields.
    $this
      ->drupalGet("admin/structure/types/manage/article/fields/node.article.{$field_name}/storage");
    $this
      ->getSession()
      ->getPage()
      ->find('css', 'input[name="settings[default_image][uuid][fids]"]')
      ->setValue(0);
    $this
      ->getSession()
      ->getPage()
      ->pressButton(t('Save field settings'));

    // Clear field definition cache so the new default image is detected.
    \Drupal::service('entity_field.manager')
      ->clearCachedFieldDefinitions();
    $field_storage = FieldStorageConfig::loadByName('node', $field_name);
    $default_image = $field_storage
      ->getSetting('default_image');
    $this
      ->assertEmpty($default_image['uuid'], 'Default image removed from field.');

    // Create an image field that uses the private:// scheme and test that the
    // default image works as expected.
    $private_field_name = strtolower($this
      ->randomMachineName());
    $this
      ->createImageField($private_field_name, 'article', [
      'uri_scheme' => 'private',
    ]);

    // Add a default image to the new field.
    $edit = [
      // Get the path of the 'image-test.gif' file.
      'files[settings_default_image_uuid]' => \Drupal::service('file_system')
        ->realpath($images[2]->uri),
      'settings[default_image][alt]' => $alt,
      'settings[default_image][title]' => $title,
    ];
    $this
      ->drupalGet('admin/structure/types/manage/article/fields/node.article.' . $private_field_name . '/storage');
    $this
      ->submitForm($edit, 'Save field settings');

    // Clear field definition cache so the new default image is detected.
    \Drupal::service('entity_field.manager')
      ->clearCachedFieldDefinitions();
    $private_field_storage = FieldStorageConfig::loadByName('node', $private_field_name);
    $default_image = $private_field_storage
      ->getSetting('default_image');
    $file = \Drupal::service('entity.repository')
      ->loadEntityByUuid('file', $default_image['uuid']);
    $this
      ->assertEquals('private', StreamWrapperManager::getScheme($file
      ->getFileUri()), 'Default image uses private:// scheme.');
    $this
      ->assertTrue($file
      ->isPermanent(), 'The default image status is permanent.');

    // Create a new node with no image attached and ensure that default private
    // image is displayed.
    $node = $this
      ->drupalCreateNode([
      'type' => 'article',
    ]);
    $image = [
      '#theme' => 'image',
      '#uri' => $file
        ->getFileUri(),
      '#alt' => $alt,
      '#title' => $title,
      '#width' => 40,
      '#height' => 20,
    ];
    $default_output = str_replace("\n", NULL, $renderer
      ->renderRoot($image));
    $this
      ->drupalGet('node/' . $node
      ->id());
    $this
      ->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', $file
      ->getCacheTags()[0]);

    // Verify that no image style cache tags are found.
    $this
      ->assertSession()
      ->responseHeaderNotContains('X-Drupal-Cache-Tags', 'image_style:');

    // Default private image should be displayed when no user supplied image
    // is present.
    $this
      ->assertSession()
      ->responseContains($default_output);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AssertLegacyTrait::assert Deprecated	protected	function
AssertLegacyTrait::assertCacheTag Deprecated	protected	function	Asserts whether an expected cache tag was present in the last response.
AssertLegacyTrait::assertElementNotPresent Deprecated	protected	function	Asserts that the element with the given CSS selector is not present.
AssertLegacyTrait::assertElementPresent Deprecated	protected	function	Asserts that the element with the given CSS selector is present.
AssertLegacyTrait::assertEqual Deprecated	protected	function
AssertLegacyTrait::assertEscaped Deprecated	protected	function	Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertLegacyTrait::assertField Deprecated	protected	function	Asserts that a field exists with the given name or ID.
AssertLegacyTrait::assertFieldById Deprecated	protected	function	Asserts that a field exists with the given ID and value.
AssertLegacyTrait::assertFieldByName Deprecated	protected	function	Asserts that a field exists with the given name and value.
AssertLegacyTrait::assertFieldByXPath Deprecated	protected	function	Asserts that a field exists in the current page by the given XPath.
AssertLegacyTrait::assertFieldChecked Deprecated	protected	function	Asserts that a checkbox field in the current page is checked.
AssertLegacyTrait::assertFieldsByValue Deprecated	protected	function	Asserts that a field exists in the current page with a given Xpath result.
AssertLegacyTrait::assertHeader Deprecated	protected	function	Checks that current response header equals value.
AssertLegacyTrait::assertIdentical Deprecated	protected	function
AssertLegacyTrait::assertIdenticalObject Deprecated	protected	function
AssertLegacyTrait::assertLink Deprecated	protected	function	Passes if a link with the specified label is found.
AssertLegacyTrait::assertLinkByHref Deprecated	protected	function	Passes if a link containing a given href (part) is found.
AssertLegacyTrait::assertNoCacheTag Deprecated	protected	function	Asserts whether an expected cache tag was absent in the last response.
AssertLegacyTrait::assertNoEscaped Deprecated	protected	function	Passes if the raw text is not found escaped on the loaded page.
AssertLegacyTrait::assertNoField Deprecated	protected	function	Asserts that a field does NOT exist with the given name or ID.
AssertLegacyTrait::assertNoFieldById Deprecated	protected	function	Asserts that a field does not exist with the given ID and value.
AssertLegacyTrait::assertNoFieldByName Deprecated	protected	function	Asserts that a field does not exist with the given name and value.
AssertLegacyTrait::assertNoFieldByXPath Deprecated	protected	function	Asserts that a field does not exist or its value does not match, by XPath.
AssertLegacyTrait::assertNoFieldChecked Deprecated	protected	function	Asserts that a checkbox field in the current page is not checked.
AssertLegacyTrait::assertNoLink Deprecated	protected	function	Passes if a link with the specified label is not found.
AssertLegacyTrait::assertNoLinkByHref Deprecated	protected	function	Passes if a link containing a given href (part) is not found.
AssertLegacyTrait::assertNoOption Deprecated	protected	function	Asserts that a select option does NOT exist in the current page.
AssertLegacyTrait::assertNoPattern Deprecated	protected	function	Triggers a pass if the Perl regex pattern is not found in the raw content.
AssertLegacyTrait::assertNoRaw Deprecated	protected	function	Passes if the raw text IS not found on the loaded page, fail otherwise.
AssertLegacyTrait::assertNotEqual Deprecated	protected	function
AssertLegacyTrait::assertNoText Deprecated	protected	function	Passes if the page (with HTML stripped) does not contains the text.
AssertLegacyTrait::assertNotIdentical Deprecated	protected	function
AssertLegacyTrait::assertNoUniqueText Deprecated	protected	function	Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertLegacyTrait::assertOption Deprecated	protected	function	Asserts that a select option in the current page exists.
AssertLegacyTrait::assertOptionByText Deprecated	protected	function	Asserts that a select option with the visible text exists.
AssertLegacyTrait::assertOptionSelected Deprecated	protected	function	Asserts that a select option in the current page is checked.
AssertLegacyTrait::assertPattern Deprecated	protected	function	Triggers a pass if the Perl regex pattern is found in the raw content.
AssertLegacyTrait::assertRaw Deprecated	protected	function	Passes if the raw text IS found on the loaded page, fail otherwise.
AssertLegacyTrait::assertResponse Deprecated	protected	function	Asserts the page responds with the specified response code.
AssertLegacyTrait::assertText Deprecated	protected	function	Passes if the page (with HTML stripped) contains the text.
AssertLegacyTrait::assertTextHelper Deprecated	protected	function	Helper for assertText and assertNoText.
AssertLegacyTrait::assertTitle Deprecated	protected	function	Pass if the page title is the given string.
AssertLegacyTrait::assertUniqueText Deprecated	protected	function	Passes if the text is found ONLY ONCE on the text version of the page.
AssertLegacyTrait::assertUrl Deprecated	protected	function	Passes if the internal browser's URL matches the given path.
AssertLegacyTrait::buildXPathQuery Deprecated	protected	function	Builds an XPath query.
AssertLegacyTrait::constructFieldXpath Deprecated	protected	function	Helper: Constructs an XPath for the given set of attributes and value.
AssertLegacyTrait::getAllOptions Deprecated	protected	function	Get all option elements, including nested options, in a select.
AssertLegacyTrait::getRawContent Deprecated	protected	function	Gets the current raw content.
AssertLegacyTrait::pass Deprecated	protected	function
AssertLegacyTrait::verbose Deprecated	protected	function
AssertPageCacheContextsAndTagsTrait::assertCacheContext	protected	function	Asserts whether an expected cache context was present in the last response.
AssertPageCacheContextsAndTagsTrait::assertCacheContexts	protected	function	Ensures that some cache contexts are present in the current response.
AssertPageCacheContextsAndTagsTrait::assertCacheMaxAge	protected	function	Asserts the max age header.
AssertPageCacheContextsAndTagsTrait::assertCacheTags	protected	function	Ensures that some cache tags are present in the current response.
AssertPageCacheContextsAndTagsTrait::assertNoCacheContext	protected	function	Asserts that a cache context was not present in the last response.
AssertPageCacheContextsAndTagsTrait::assertPageCacheContextsAndTags	protected	function	Asserts page cache miss, then hit for the given URL; checks cache headers.
AssertPageCacheContextsAndTagsTrait::enablePageCaching	protected	function	Enables page caching.
AssertPageCacheContextsAndTagsTrait::getCacheHeaderValues	protected	function	Gets a specific header value as array.
BlockCreationTrait::placeBlock	protected	function	Creates a block instance based on default settings. Aliased as: drupalPlaceBlock
BrowserHtmlDebugTrait::$htmlOutputBaseUrl	protected	property	The Base URI to use for links to the output files.
BrowserHtmlDebugTrait::$htmlOutputClassName	protected	property	Class name for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputCounter	protected	property	Counter for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputCounterStorage	protected	property	Counter storage for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputDirectory	protected	property	Directory name for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputEnabled	protected	property	HTML output output enabled.
BrowserHtmlDebugTrait::$htmlOutputFile	protected	property	The file name to write the list of URLs to.
BrowserHtmlDebugTrait::$htmlOutputTestId	protected	property	HTML output test ID.
BrowserHtmlDebugTrait::formatHtmlOutputHeaders	protected	function	Formats HTTP headers as string for HTML output logging.
BrowserHtmlDebugTrait::getHtmlOutputHeaders	protected	function	Returns headers in HTML output format.	1
BrowserHtmlDebugTrait::getResponseLogHandler	protected	function	Provides a Guzzle middleware handler to log every response received.
BrowserHtmlDebugTrait::htmlOutput	protected	function	Logs a HTML output message in a text file.
BrowserHtmlDebugTrait::initBrowserOutputFile	protected	function	Creates the directory to store browser output.
BrowserTestBase::$baseUrl	protected	property	The base URL.
BrowserTestBase::$configImporter	protected	property	The config importer that can be used in a test.
BrowserTestBase::$customTranslations	protected	property	An array of custom translations suitable for drupal_rewrite_settings().
BrowserTestBase::$databasePrefix	protected	property	The database prefix of this test run.
BrowserTestBase::$mink	protected	property	Mink session manager.
BrowserTestBase::$minkDefaultDriverArgs	protected	property	Mink default driver params.
BrowserTestBase::$minkDefaultDriverClass	protected	property	Mink class for the default driver to use.	1
BrowserTestBase::$originalContainer	protected	property	The original container.
BrowserTestBase::$originalShutdownCallbacks	protected	property	The original array of shutdown function callbacks.
BrowserTestBase::$preserveGlobalState	protected	property
BrowserTestBase::$profile	protected	property	The profile to install as a basis for testing.	39
BrowserTestBase::$root	protected	property	The app root.
BrowserTestBase::$runTestInSeparateProcess	protected	property	Browser tests are run in separate processes to prevent collisions between code that may be loaded by tests.
BrowserTestBase::$timeLimit	protected	property	Time limit in seconds for the test.
BrowserTestBase::$translationFilesDirectory	protected	property	The translation file directory for the test environment.
BrowserTestBase::cleanupEnvironment	protected	function	Clean up the Simpletest environment.
BrowserTestBase::config	protected	function	Configuration accessor for tests. Returns non-overridden configuration.
BrowserTestBase::drupalGetHeader Deprecated	protected	function	Gets the value of an HTTP response header.
BrowserTestBase::filePreDeleteCallback	public static	function	Ensures test files are deletable.
BrowserTestBase::getDefaultDriverInstance	protected	function	Gets an instance of the default Mink driver.
BrowserTestBase::getDrupalSettings	protected	function	Gets the JavaScript drupalSettings variable for the currently-loaded page.	1
BrowserTestBase::getHttpClient	protected	function	Obtain the HTTP client for the system under test.
BrowserTestBase::getMinkDriverArgs	protected	function	Get the Mink driver args from an environment variable, if it is set. Can be overridden in a derived class so it is possible to use a different value for a subset of tests, e.g. the JavaScript tests.	1
BrowserTestBase::getOptions	protected	function	Helper function to get the options of select field.
BrowserTestBase::getSession	public	function	Returns Mink session.
BrowserTestBase::getSessionCookies	protected	function	Get session cookies from current session.
BrowserTestBase::getTestMethodCaller	protected	function	Retrieves the current calling line in the class under test. Overrides BrowserHtmlDebugTrait::getTestMethodCaller
BrowserTestBase::initFrontPage	protected	function	Visits the front page when initializing Mink.	3
BrowserTestBase::initMink	protected	function	Initializes Mink sessions.	1
BrowserTestBase::installDrupal	public	function	Installs Drupal into the Simpletest site.	1
BrowserTestBase::registerSessions	protected	function	Registers additional Mink sessions.
BrowserTestBase::setUpAppRoot	protected	function	Sets up the root application path.
BrowserTestBase::setUpBeforeClass	public static	function		1
BrowserTestBase::tearDown	protected	function		3
BrowserTestBase::translatePostValues	protected	function	Transforms a nested array into a flat array suitable for submitForm().
BrowserTestBase::xpath	protected	function	Performs an xpath search on the contents of the internal browser.
BrowserTestBase::__sleep	public	function	Prevents serializing any properties.
ConfigTestTrait::configImporter	protected	function	Returns a ConfigImporter object to import test configuration.
ConfigTestTrait::copyConfig	protected	function	Copies configuration objects from source storage to target storage.
ContentTypeCreationTrait::createContentType	protected	function	Creates a custom content type based on default settings. Aliased as: drupalCreateContentType	1
ExtensionListTestTrait::getModulePath	protected	function	Gets the path for the specified module.
ExtensionListTestTrait::getThemePath	protected	function	Gets the path for the specified theme.
FunctionalTestSetupTrait::$apcuEnsureUniquePrefix	protected	property	The flag to set 'apcu_ensure_unique_prefix' setting.	1
FunctionalTestSetupTrait::$classLoader	protected	property	The class loader to use for installation and initialization of setup.
FunctionalTestSetupTrait::$rootUser	protected	property	The "#1" admin user.
FunctionalTestSetupTrait::doInstall	protected	function	Execute the non-interactive installer.	1
FunctionalTestSetupTrait::getDatabaseTypes	protected	function	Returns all supported database driver installer objects.
FunctionalTestSetupTrait::initConfig	protected	function	Initialize various configurations post-installation.	1
FunctionalTestSetupTrait::initKernel	protected	function	Initializes the kernel after installation.
FunctionalTestSetupTrait::initSettings	protected	function	Initialize settings created during install.
FunctionalTestSetupTrait::initUserSession	protected	function	Initializes user 1 for the site to be installed.
FunctionalTestSetupTrait::installDefaultThemeFromClassProperty	protected	function	Installs the default theme defined by `static::$defaultTheme` when needed.
FunctionalTestSetupTrait::installModulesFromClassProperty	protected	function	Install modules defined by `static::$modules`.	1
FunctionalTestSetupTrait::installParameters	protected	function	Returns the parameters that will be used when Simpletest installs Drupal.	9
FunctionalTestSetupTrait::prepareEnvironment	protected	function	Prepares the current environment for running the test.	20
FunctionalTestSetupTrait::prepareRequestForGenerator	protected	function	Creates a mock request and sets it on the generator.
FunctionalTestSetupTrait::prepareSettings	protected	function	Prepares site settings and services before installation.	2
FunctionalTestSetupTrait::rebuildAll	protected	function	Resets and rebuilds the environment after setup.
FunctionalTestSetupTrait::rebuildContainer	protected	function	Rebuilds \Drupal::getContainer().
FunctionalTestSetupTrait::resetAll	protected	function	Resets all data structures after having enabled new modules.
FunctionalTestSetupTrait::setContainerParameter	protected	function	Changes parameters in the services.yml file.
FunctionalTestSetupTrait::setupBaseUrl	protected	function	Sets up the base URL based upon the environment variable.
FunctionalTestSetupTrait::writeSettings	protected	function	Rewrites the settings.php file of the test site.	1
ImageFieldCreationTrait::createImageField	protected	function	Create a new image field.
ImageFieldDisplayTest::$defaultTheme	protected	property	The theme to install as the default for testing. Overrides BrowserTestBase::$defaultTheme
ImageFieldDisplayTest::$dumpHeaders	protected	property
ImageFieldDisplayTest::$modules	protected static	property	Modules to enable. Overrides ImageFieldTestBase::$modules
ImageFieldDisplayTest::testImageFieldDefaultImage	public	function	Tests use of a default image with an image field.
ImageFieldDisplayTest::testImageFieldFormattersPrivate	public	function	Tests image formatters on node display for private files.
ImageFieldDisplayTest::testImageFieldFormattersPublic	public	function	Tests image formatters on node display for public files.
ImageFieldDisplayTest::testImageFieldSettings	public	function	Tests for image field settings.
ImageFieldDisplayTest::_testImageFieldFormatters	public	function	Tests image formatters on node display.
ImageFieldTestBase::$adminUser	protected	property	A user with permissions to administer content types and image styles.
ImageFieldTestBase::getLastFileId	protected	function	Retrieves the fid of the last inserted file.
ImageFieldTestBase::previewNodeImage	public	function	Preview an image in a node.
ImageFieldTestBase::setUp	protected	function	Overrides BrowserTestBase::setUp	4
ImageFieldTestBase::uploadNodeImage	public	function	Upload an image to a node.
NodeCreationTrait::createNode	protected	function	Creates a node based on default settings. Aliased as: drupalCreateNode
NodeCreationTrait::getNodeByTitle	public	function	Get a node from the database based on its title. Aliased as: drupalGetNodeByTitle
PhpUnitWarnings::$deprecationWarnings	private static	property	Deprecation warnings from PHPUnit to raise with @trigger_error().
PhpUnitWarnings::addWarning	public	function	Converts PHPUnit deprecation warnings to E_USER_DEPRECATED.
RandomGeneratorTrait::$randomGenerator	protected	property	The random generator.
RandomGeneratorTrait::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName	protected	function	Generates a unique random string containing letters and numbers.	1
RandomGeneratorTrait::randomObject	public	function	Generates a random PHP object.
RandomGeneratorTrait::randomString	public	function	Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate	public	function	Callback for random string validation.
RefreshVariablesTrait::refreshVariables	protected	function	Refreshes in-memory configuration and state information.	1
SessionTestTrait::$sessionName	protected	property	The name of the session cookie.
SessionTestTrait::generateSessionName	protected	function	Generates a session cookie name.
SessionTestTrait::getSessionName	protected	function	Returns the session name in use on the child site.
StorageCopyTrait::replaceStorageContents	protected static	function	Copy the configuration from one storage to another and remove stale items.
TestFileCreationTrait::$generatedTestFiles	protected	property	Whether the files were copied to the test files directory.
TestFileCreationTrait::compareFiles	protected	function	Compares two files based on size and file name. Aliased as: drupalCompareFiles
TestFileCreationTrait::generateFile	public static	function	Generates a test file.
TestFileCreationTrait::getTestFiles	protected	function	Gets a list of files that can be used in tests. Aliased as: drupalGetTestFiles
TestRequirementsTrait::checkModuleRequirements	private	function	Checks missing module requirements.
TestRequirementsTrait::checkRequirements	protected	function	Check module requirements for the Drupal use case.	1
TestRequirementsTrait::getDrupalRoot	protected static	function	Returns the Drupal root directory.
TestSetupTrait::$configSchemaCheckerExclusions	protected static	property	An array of config object names that are excluded from schema checking.
TestSetupTrait::$container	protected	property	The dependency injection container used in the test.
TestSetupTrait::$kernel	protected	property	The DrupalKernel instance used in the test.
TestSetupTrait::$originalSite	protected	property	The site directory of the original parent site.
TestSetupTrait::$privateFilesDirectory	protected	property	The private file directory for the test environment.
TestSetupTrait::$publicFilesDirectory	protected	property	The public file directory for the test environment.
TestSetupTrait::$siteDirectory	protected	property	The site directory of this test run.
TestSetupTrait::$strictConfigSchema	protected	property	Set to TRUE to strict check all configuration saved.	1
TestSetupTrait::$tempFilesDirectory	protected	property	The temporary file directory for the test environment.
TestSetupTrait::$testId	protected	property	The test run ID.
TestSetupTrait::changeDatabasePrefix	protected	function	Changes the database connection to the prefixed one.
TestSetupTrait::getConfigSchemaExclusions	protected	function	Gets the config schema exclusions for this test.
TestSetupTrait::getDatabaseConnection	public static	function	Returns the database connection to the site running Simpletest.
TestSetupTrait::prepareDatabasePrefix	protected	function	Generates a database prefix for running tests.	1
UiHelperTrait::$loggedInUser	protected	property	The current user logged in using the Mink controlled browser.
UiHelperTrait::$maximumMetaRefreshCount	protected	property	The number of meta refresh redirects to follow, or NULL if unlimited.
UiHelperTrait::$metaRefreshCount	protected	property	The number of meta refresh redirects followed during ::drupalGet().
UiHelperTrait::assertSession	public	function	Returns WebAssert object.	1
UiHelperTrait::buildUrl	protected	function	Builds an absolute URL from a system path or a URL object.
UiHelperTrait::checkForMetaRefresh	protected	function	Checks for meta refresh tag and if found call drupalGet() recursively.
UiHelperTrait::click	protected	function	Clicks the element with the given CSS selector.
UiHelperTrait::clickLink	protected	function	Follows a link by complete name.
UiHelperTrait::cssSelect	protected	function	Searches elements using a CSS selector in the raw content.
UiHelperTrait::cssSelectToXpath	protected	function	Translates a CSS expression to its XPath equivalent.
UiHelperTrait::drupalGet	protected	function	Retrieves a Drupal path or an absolute path.	2
UiHelperTrait::drupalLogin	protected	function	Logs in a user using the Mink controlled browser.
UiHelperTrait::drupalLogout	protected	function	Logs a user out of the Mink controlled browser and confirms.
UiHelperTrait::drupalPostForm Deprecated	protected	function	Executes a form submission.
UiHelperTrait::drupalUserIsLoggedIn	protected	function	Returns whether a given user account is logged in.
UiHelperTrait::getAbsoluteUrl	protected	function	Takes a path and returns an absolute path.
UiHelperTrait::getTextContent	protected	function	Retrieves the plain-text content from the current page.
UiHelperTrait::getUrl	protected	function	Get the current URL from the browser.
UiHelperTrait::isTestUsingGuzzleClient	protected	function	Determines if test is using DrupalTestBrowser.
UiHelperTrait::prepareRequest	protected	function	Prepare for a request to testing site.	1
UiHelperTrait::submitForm	protected	function	Fills and submits a form.
UserCreationTrait::checkPermissions	protected	function	Checks whether a given list of permission names is valid.
UserCreationTrait::createAdminRole	protected	function	Creates an administrative role.
UserCreationTrait::createRole	protected	function	Creates a role with specified permissions. Aliased as: drupalCreateRole
UserCreationTrait::createUser	protected	function	Create a user with a given set of permissions. Aliased as: drupalCreateUser
UserCreationTrait::grantPermissions	protected	function	Grant permissions to a user role.
UserCreationTrait::setCurrentUser	protected	function	Switch the current logged in user.
UserCreationTrait::setUpCurrentUser	protected	function	Creates a random user account and sets it as current user.
XdebugRequestTrait::extractCookiesFromRequest	protected	function	Adds xdebug cookies, from request setup.

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class ImageFieldDisplayTest in Drupal 9

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