class DisplayBlockTest in Drupal 8

Same name and namespace in other branches

9 core/modules/block/tests/src/Functional/Views/DisplayBlockTest.php \Drupal\Tests\block\Functional\Views\DisplayBlockTest

Tests the block display plugin.

@group block

Hierarchy

class \Drupal\Tests\BrowserTestBase extends \PHPUnit\Framework\TestCase uses FunctionalTestSetupTrait, TestSetupTrait, AssertLegacyTrait, BlockCreationTrait, ConfigTestTrait, ContentTypeCreationTrait, NodeCreationTrait, PhpunitCompatibilityTrait, RandomGeneratorTrait, TestRequirementsTrait, UiHelperTrait, UserCreationTrait, XdebugRequestTrait
- class \Drupal\Tests\views\Functional\ViewTestBase uses ViewResultAssertionTrait
  - class \Drupal\Tests\block\Functional\Views\DisplayBlockTest uses AssertBlockAppearsTrait, AssertPageCacheContextsAndTagsTrait

Expanded class hierarchy of DisplayBlockTest

File

core/modules/block/tests/src/Functional/Views/DisplayBlockTest.php, line 24

Namespace

Drupal\Tests\block\Functional\Views

View source

class DisplayBlockTest extends ViewTestBase {
  use AssertPageCacheContextsAndTagsTrait;
  use AssertBlockAppearsTrait;

  /**
   * Modules to install.
   *
   * @var array
   */
  public static $modules = [
    'node',
    'block_test_views',
    'test_page_test',
    'contextual',
    'views_ui',
  ];

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

  /**
   * Views used by this test.
   *
   * @var array
   */
  public static $testViews = [
    'test_view_block',
    'test_view_block2',
  ];

  /**
   * {@inheritdoc}
   */
  protected function setUp($import_test_views = TRUE) {
    parent::setUp($import_test_views);
    ViewTestData::createTestViews(get_class($this), [
      'block_test_views',
    ]);
    $this
      ->enableViewsTestModule();
  }

  /**
   * Tests default and custom block categories.
   */
  public function testBlockCategory() {
    $this
      ->drupalLogin($this
      ->drupalCreateUser([
      'administer views',
      'administer blocks',
    ]));

    // Create a new view in the UI.
    $edit = [];
    $edit['label'] = $this
      ->randomString();
    $edit['id'] = strtolower($this
      ->randomMachineName());
    $edit['show[wizard_key]'] = 'standard:views_test_data';
    $edit['description'] = $this
      ->randomString();
    $edit['block[create]'] = TRUE;
    $edit['block[style][row_plugin]'] = 'fields';
    $this
      ->drupalPostForm('admin/structure/views/add', $edit, t('Save and edit'));
    $pattern = '//tr[.//td[text()=:category] and .//td//a[contains(@href, :href)]]';

    // Test that the block was given a default category corresponding to its
    // base table.
    $arguments = [
      ':href' => Url::fromRoute('block.admin_add', [
        'plugin_id' => 'views_block:' . $edit['id'] . '-block_1',
        'theme' => 'classy',
      ])
        ->toString(),
      ':category' => 'Lists (Views)',
    ];
    $this
      ->drupalGet('admin/structure/block');
    $this
      ->clickLink('Place block');
    $elements = $this
      ->xpath($pattern, $arguments);
    $this
      ->assertTrue(!empty($elements), 'The test block appears in the category for its base table.');

    // Duplicate the block before changing the category.
    $this
      ->drupalPostForm('admin/structure/views/view/' . $edit['id'] . '/edit/block_1', [], t('Duplicate @display_title', [
      '@display_title' => 'Block',
    ]));
    $this
      ->assertUrl('admin/structure/views/view/' . $edit['id'] . '/edit/block_2');

    // Change the block category to a random string.
    $this
      ->drupalGet('admin/structure/views/view/' . $edit['id'] . '/edit/block_1');
    $link = $this
      ->xpath('//a[@id="views-block-1-block-category" and normalize-space(text())=:category]', $arguments);
    $this
      ->assertTrue(!empty($link));
    $this
      ->clickLink(t('Lists (Views)'));
    $category = $this
      ->randomString();
    $this
      ->drupalPostForm(NULL, [
      'block_category' => $category,
    ], t('Apply'));

    // Duplicate the block after changing the category.
    $this
      ->drupalPostForm(NULL, [], t('Duplicate @display_title', [
      '@display_title' => 'Block',
    ]));
    $this
      ->assertUrl('admin/structure/views/view/' . $edit['id'] . '/edit/block_3');
    $this
      ->drupalPostForm(NULL, [], t('Save'));

    // Test that the blocks are listed under the correct categories.
    $arguments[':category'] = $category;
    $this
      ->drupalGet('admin/structure/block');
    $this
      ->clickLink('Place block');
    $elements = $this
      ->xpath($pattern, $arguments);
    $this
      ->assertTrue(!empty($elements), 'The test block appears in the custom category.');
    $arguments = [
      ':href' => Url::fromRoute('block.admin_add', [
        'plugin_id' => 'views_block:' . $edit['id'] . '-block_2',
        'theme' => 'classy',
      ])
        ->toString(),
      ':category' => 'Lists (Views)',
    ];
    $elements = $this
      ->xpath($pattern, $arguments);
    $this
      ->assertTrue(!empty($elements), 'The first duplicated test block remains in the original category.');
    $arguments = [
      ':href' => Url::fromRoute('block.admin_add', [
        'plugin_id' => 'views_block:' . $edit['id'] . '-block_3',
        'theme' => 'classy',
      ])
        ->toString(),
      ':category' => $category,
    ];
    $elements = $this
      ->xpath($pattern, $arguments);
    $this
      ->assertTrue(!empty($elements), 'The second duplicated test block appears in the custom category.');
  }

  /**
   * Tests removing a block display.
   */
  public function testDeleteBlockDisplay() {

    // To test all combinations possible we first place create two instances
    // of the block display of the first view.
    $block_1 = $this
      ->drupalPlaceBlock('views_block:test_view_block-block_1', [
      'label' => 'test_view_block-block_1:1',
    ]);
    $block_2 = $this
      ->drupalPlaceBlock('views_block:test_view_block-block_1', [
      'label' => 'test_view_block-block_1:2',
    ]);

    // Then we add one instance of blocks for each of the two displays of the
    // second view.
    $block_3 = $this
      ->drupalPlaceBlock('views_block:test_view_block2-block_1', [
      'label' => 'test_view_block2-block_1',
    ]);
    $block_4 = $this
      ->drupalPlaceBlock('views_block:test_view_block2-block_2', [
      'label' => 'test_view_block2-block_2',
    ]);
    $this
      ->drupalGet('test-page');
    $this
      ->assertBlockAppears($block_1);
    $this
      ->assertBlockAppears($block_2);
    $this
      ->assertBlockAppears($block_3);
    $this
      ->assertBlockAppears($block_4);
    $block_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('block');

    // Remove the block display, so both block entities from the first view
    // should both disappear.
    $view = Views::getView('test_view_block');
    $view
      ->initDisplay();
    $view->displayHandlers
      ->remove('block_1');
    $view->storage
      ->save();
    $this
      ->assertNull($block_storage
      ->load($block_1
      ->id()), 'The block for this display was removed.');
    $this
      ->assertNull($block_storage
      ->load($block_2
      ->id()), 'The block for this display was removed.');
    $this
      ->assertNotEmpty($block_storage
      ->load($block_3
      ->id()), 'A block from another view was unaffected.');
    $this
      ->assertNotEmpty($block_storage
      ->load($block_4
      ->id()), 'A block from another view was unaffected.');
    $this
      ->drupalGet('test-page');
    $this
      ->assertNoBlockAppears($block_1);
    $this
      ->assertNoBlockAppears($block_2);
    $this
      ->assertBlockAppears($block_3);
    $this
      ->assertBlockAppears($block_4);

    // Remove the first block display of the second view and ensure the block
    // instance of the second block display still exists.
    $view = Views::getView('test_view_block2');
    $view
      ->initDisplay();
    $view->displayHandlers
      ->remove('block_1');
    $view->storage
      ->save();
    $this
      ->assertNull($block_storage
      ->load($block_3
      ->id()), 'The block for this display was removed.');
    $this
      ->assertNotEmpty($block_storage
      ->load($block_4
      ->id()), 'A block from another display on the same view was unaffected.');
    $this
      ->drupalGet('test-page');
    $this
      ->assertNoBlockAppears($block_3);
    $this
      ->assertBlockAppears($block_4);
  }

  /**
   * Test the block form for a Views block.
   */
  public function testViewsBlockForm() {
    $this
      ->drupalLogin($this
      ->drupalCreateUser([
      'administer blocks',
    ]));
    $default_theme = $this
      ->config('system.theme')
      ->get('default');
    $this
      ->drupalGet('admin/structure/block/add/views_block:test_view_block-block_1/' . $default_theme);
    $elements = $this
      ->xpath('//input[@name="label"]');
    $this
      ->assertTrue(empty($elements), 'The label field is not found for Views blocks.');

    // Test that the machine name field is hidden from display and has been
    // saved as expected from the default value.
    $this
      ->assertNoFieldById('edit-machine-name', 'views_block__test_view_block_1', 'The machine name is hidden on the views block form.');

    // Save the block.
    $edit = [
      'region' => 'content',
    ];
    $this
      ->drupalPostForm(NULL, $edit, t('Save block'));
    $storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('block');
    $block = $storage
      ->load('views_block__test_view_block_block_1');

    // This will only return a result if our new block has been created with the
    // expected machine name.
    $this
      ->assertTrue(!empty($block), 'The expected block was loaded.');
    for ($i = 2; $i <= 3; $i++) {

      // Place the same block again and make sure we have a new ID.
      $this
        ->drupalPostForm('admin/structure/block/add/views_block:test_view_block-block_1/' . $default_theme, $edit, t('Save block'));
      $block = $storage
        ->load('views_block__test_view_block_block_1_' . $i);

      // This will only return a result if our new block has been created with the
      // expected machine name.
      $this
        ->assertTrue(!empty($block), 'The expected block was loaded.');
    }

    // Tests the override capability of items per page.
    $this
      ->drupalGet('admin/structure/block/add/views_block:test_view_block-block_1/' . $default_theme);
    $edit = [
      'region' => 'content',
    ];
    $edit['settings[override][items_per_page]'] = 10;
    $this
      ->drupalPostForm('admin/structure/block/add/views_block:test_view_block-block_1/' . $default_theme, $edit, t('Save block'));
    $block = $storage
      ->load('views_block__test_view_block_block_1_4');
    $config = $block
      ->getPlugin()
      ->getConfiguration();
    $this
      ->assertEqual(10, $config['items_per_page'], "'Items per page' is properly saved.");
    $edit['settings[override][items_per_page]'] = 5;
    $this
      ->drupalPostForm('admin/structure/block/manage/views_block__test_view_block_block_1_4', $edit, t('Save block'));
    $block = $storage
      ->load('views_block__test_view_block_block_1_4');
    $config = $block
      ->getPlugin()
      ->getConfiguration();
    $this
      ->assertEqual(5, $config['items_per_page'], "'Items per page' is properly saved.");

    // Tests the override of the label capability.
    $edit = [
      'region' => 'content',
    ];
    $edit['settings[views_label_checkbox]'] = 1;
    $edit['settings[views_label]'] = 'Custom title';
    $this
      ->drupalPostForm('admin/structure/block/add/views_block:test_view_block-block_1/' . $default_theme, $edit, t('Save block'));
    $block = $storage
      ->load('views_block__test_view_block_block_1_5');
    $config = $block
      ->getPlugin()
      ->getConfiguration();
    $this
      ->assertEqual('Custom title', $config['views_label'], "'Label' is properly saved.");
  }

  /**
   * Tests the actual rendering of the views block.
   */
  public function testBlockRendering() {

    // Create a block and set a custom title.
    $block = $this
      ->drupalPlaceBlock('views_block:test_view_block-block_1', [
      'label' => 'test_view_block-block_1:1',
      'views_label' => 'Custom title',
    ]);
    $this
      ->drupalGet('');
    $result = $this
      ->xpath('//div[contains(@class, "region-sidebar-first")]/div[contains(@class, "block-views")]/h2');
    $this
      ->assertEqual($result[0]
      ->getText(), 'Custom title');

    // Don't override the title anymore.
    $plugin = $block
      ->getPlugin();
    $plugin
      ->setConfigurationValue('views_label', '');
    $block
      ->save();
    $this
      ->drupalGet('');
    $result = $this
      ->xpath('//div[contains(@class, "region-sidebar-first")]/div[contains(@class, "block-views")]/h2');
    $this
      ->assertEqual($result[0]
      ->getText(), 'test_view_block');

    // Hide the title.
    $block
      ->getPlugin()
      ->setConfigurationValue('label_display', FALSE);
    $block
      ->save();
    $this
      ->drupalGet('');
    $result = $this
      ->xpath('//div[contains(@class, "region-sidebar-first")]/div[contains(@class, "block-views")]/h2');
    $this
      ->assertTrue(empty($result), 'The title is not visible.');
    $this
      ->assertCacheTags(array_merge($block
      ->getCacheTags(), [
      'block_view',
      'config:block_list',
      'config:system.site',
      'config:views.view.test_view_block',
      'http_response',
      'rendered',
    ]));
  }

  /**
   * Tests the various testcases of empty block rendering.
   */
  public function testBlockEmptyRendering() {
    $url = new Url('test_page_test.test_page');

    // Remove all views_test_data entries.
    \Drupal::database()
      ->truncate('views_test_data')
      ->execute();

    /** @var \Drupal\views\ViewEntityInterface $view */
    $view = View::load('test_view_block');
    $view
      ->invalidateCaches();
    $block = $this
      ->drupalPlaceBlock('views_block:test_view_block-block_1', [
      'label' => 'test_view_block-block_1:1',
      'views_label' => 'Custom title',
    ]);
    $this
      ->drupalGet('');
    $this
      ->assertCount(1, $this
      ->xpath('//div[contains(@class, "block-views-blocktest-view-block-block-1")]'));
    $display =& $view
      ->getDisplay('block_1');
    $display['display_options']['block_hide_empty'] = TRUE;
    $view
      ->save();
    $this
      ->drupalGet($url);
    $this
      ->assertCount(0, $this
      ->xpath('//div[contains(@class, "block-views-blocktest-view-block-block-1")]'));

    // Ensure that the view cacheability metadata is propagated even, for an
    // empty block.
    $this
      ->assertCacheTags(array_merge($block
      ->getCacheTags(), [
      'block_view',
      'config:block_list',
      'config:views.view.test_view_block',
      'http_response',
      'rendered',
    ]));
    $this
      ->assertCacheContexts([
      'url.query_args:_wrapper_format',
    ]);

    // Add a header displayed on empty result.
    $display =& $view
      ->getDisplay('block_1');
    $display['display_options']['defaults']['header'] = FALSE;
    $display['display_options']['header']['example'] = [
      'field' => 'area_text_custom',
      'id' => 'area_text_custom',
      'table' => 'views',
      'plugin_id' => 'text_custom',
      'content' => 'test header',
      'empty' => TRUE,
    ];
    $view
      ->save();
    $this
      ->drupalGet($url);
    $this
      ->assertCount(1, $this
      ->xpath('//div[contains(@class, "block-views-blocktest-view-block-block-1")]'));
    $this
      ->assertCacheTags(array_merge($block
      ->getCacheTags(), [
      'block_view',
      'config:block_list',
      'config:views.view.test_view_block',
      'http_response',
      'rendered',
    ]));
    $this
      ->assertCacheContexts([
      'url.query_args:_wrapper_format',
    ]);

    // Hide the header on empty results.
    $display =& $view
      ->getDisplay('block_1');
    $display['display_options']['defaults']['header'] = FALSE;
    $display['display_options']['header']['example'] = [
      'field' => 'area_text_custom',
      'id' => 'area_text_custom',
      'table' => 'views',
      'plugin_id' => 'text_custom',
      'content' => 'test header',
      'empty' => FALSE,
    ];
    $view
      ->save();
    $this
      ->drupalGet($url);
    $this
      ->assertCount(0, $this
      ->xpath('//div[contains(@class, "block-views-blocktest-view-block-block-1")]'));
    $this
      ->assertCacheTags(array_merge($block
      ->getCacheTags(), [
      'block_view',
      'config:block_list',
      'config:views.view.test_view_block',
      'http_response',
      'rendered',
    ]));
    $this
      ->assertCacheContexts([
      'url.query_args:_wrapper_format',
    ]);

    // Add an empty text.
    $display =& $view
      ->getDisplay('block_1');
    $display['display_options']['defaults']['empty'] = FALSE;
    $display['display_options']['empty']['example'] = [
      'field' => 'area_text_custom',
      'id' => 'area_text_custom',
      'table' => 'views',
      'plugin_id' => 'text_custom',
      'content' => 'test empty',
    ];
    $view
      ->save();
    $this
      ->drupalGet($url);
    $this
      ->assertCount(1, $this
      ->xpath('//div[contains(@class, "block-views-blocktest-view-block-block-1")]'));
    $this
      ->assertCacheTags(array_merge($block
      ->getCacheTags(), [
      'block_view',
      'config:block_list',
      'config:views.view.test_view_block',
      'http_response',
      'rendered',
    ]));
    $this
      ->assertCacheContexts([
      'url.query_args:_wrapper_format',
    ]);
  }

  /**
   * Tests the contextual links on a Views block.
   */
  public function testBlockContextualLinks() {
    $this
      ->drupalLogin($this
      ->drupalCreateUser([
      'administer views',
      'access contextual links',
      'administer blocks',
    ]));
    $block = $this
      ->drupalPlaceBlock('views_block:test_view_block-block_1');
    $cached_block = $this
      ->drupalPlaceBlock('views_block:test_view_block-block_1');
    $this
      ->drupalGet('test-page');
    $id = 'block:block=' . $block
      ->id() . ':langcode=en|entity.view.edit_form:view=test_view_block:location=block&name=test_view_block&display_id=block_1&langcode=en';
    $id_token = Crypt::hmacBase64($id, Settings::getHashSalt() . $this->container
      ->get('private_key')
      ->get());
    $cached_id = 'block:block=' . $cached_block
      ->id() . ':langcode=en|entity.view.edit_form:view=test_view_block:location=block&name=test_view_block&display_id=block_1&langcode=en';
    $cached_id_token = Crypt::hmacBase64($cached_id, Settings::getHashSalt() . $this->container
      ->get('private_key')
      ->get());

    // @see \Drupal\contextual\Tests\ContextualDynamicContextTest:assertContextualLinkPlaceHolder()
    $this
      ->assertRaw('<div' . new Attribute([
      'data-contextual-id' => $id,
      'data-contextual-token' => $id_token,
    ]) . '></div>', new FormattableMarkup('Contextual link placeholder with id @id exists.', [
      '@id' => $id,
    ]));
    $this
      ->assertRaw('<div' . new Attribute([
      'data-contextual-id' => $cached_id,
      'data-contextual-token' => $cached_id_token,
    ]) . '></div>', new FormattableMarkup('Contextual link placeholder with id @id exists.', [
      '@id' => $cached_id,
    ]));

    // Get server-rendered contextual links.
    // @see \Drupal\contextual\Tests\ContextualDynamicContextTest:renderContextualLinks()
    $post = [
      'ids[0]' => $id,
      'ids[1]' => $cached_id,
      'tokens[0]' => $id_token,
      'tokens[1]' => $cached_id_token,
    ];
    $url = 'contextual/render?_format=json,destination=test-page';
    $this
      ->getSession()
      ->getDriver()
      ->getClient()
      ->request('POST', $url, $post);
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $json = Json::decode($this
      ->getSession()
      ->getPage()
      ->getContent());
    $this
      ->assertIdentical($json[$id], '<ul class="contextual-links"><li class="block-configure"><a href="' . base_path() . 'admin/structure/block/manage/' . $block
      ->id() . '">Configure block</a></li><li class="entityviewedit-form"><a href="' . base_path() . 'admin/structure/views/view/test_view_block/edit/block_1">Edit view</a></li></ul>');
    $this
      ->assertIdentical($json[$cached_id], '<ul class="contextual-links"><li class="block-configure"><a href="' . base_path() . 'admin/structure/block/manage/' . $cached_block
      ->id() . '">Configure block</a></li><li class="entityviewedit-form"><a href="' . base_path() . 'admin/structure/views/view/test_view_block/edit/block_1">Edit view</a></li></ul>');
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AssertBlockAppearsTrait::assertBlockAppears	protected	function	Checks to see whether a block appears on the page.
AssertBlockAppearsTrait::assertNoBlockAppears	protected	function	Checks to see whether a block does not appears on the page.
AssertBlockAppearsTrait::findBlockInstance	protected	function	Find a block instance on the page.
AssertHelperTrait::castSafeStrings	protected static	function	Casts MarkupInterface objects into strings.
AssertLegacyTrait::assert	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::assertCacheTag	protected	function	Asserts whether an expected cache tag was present in the last response.
AssertLegacyTrait::assertElementNotPresent	protected	function	Asserts that the element with the given CSS selector is not present.
AssertLegacyTrait::assertElementPresent	protected	function	Asserts that the element with the given CSS selector is present.
AssertLegacyTrait::assertEqual	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertEscaped	protected	function	Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertLegacyTrait::assertField	protected	function	Asserts that a field exists with the given name or ID.
AssertLegacyTrait::assertFieldById	protected	function	Asserts that a field exists with the given ID and value.
AssertLegacyTrait::assertFieldByName	protected	function	Asserts that a field exists with the given name and value.
AssertLegacyTrait::assertFieldByXPath	protected	function	Asserts that a field exists in the current page by the given XPath.
AssertLegacyTrait::assertFieldChecked	protected	function	Asserts that a checkbox field in the current page is checked.
AssertLegacyTrait::assertFieldsByValue	protected	function	Asserts that a field exists in the current page with a given Xpath result.
AssertLegacyTrait::assertHeader	protected	function	Checks that current response header equals value.
AssertLegacyTrait::assertIdentical	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertSame() instead.
AssertLegacyTrait::assertIdenticalObject	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertLink	protected	function	Passes if a link with the specified label is found.
AssertLegacyTrait::assertLinkByHref	protected	function	Passes if a link containing a given href (part) is found.
AssertLegacyTrait::assertNoCacheTag	protected	function	Asserts whether an expected cache tag was absent in the last response.
AssertLegacyTrait::assertNoEscaped	protected	function	Passes if the raw text is not found escaped on the loaded page.
AssertLegacyTrait::assertNoField	protected	function	Asserts that a field does NOT exist with the given name or ID.
AssertLegacyTrait::assertNoFieldById	protected	function	Asserts that a field does not exist with the given ID and value.
AssertLegacyTrait::assertNoFieldByName	protected	function	Asserts that a field does not exist with the given name and value.
AssertLegacyTrait::assertNoFieldByXPath	protected	function	Asserts that a field does not exist or its value does not match, by XPath.
AssertLegacyTrait::assertNoFieldChecked	protected	function	Asserts that a checkbox field in the current page is not checked.
AssertLegacyTrait::assertNoLink	protected	function	Passes if a link with the specified label is not found.
AssertLegacyTrait::assertNoLinkByHref	protected	function	Passes if a link containing a given href (part) is not found.
AssertLegacyTrait::assertNoOption	protected	function	Asserts that a select option does NOT exist in the current page.
AssertLegacyTrait::assertNoPattern	protected	function	Triggers a pass if the Perl regex pattern is not found in the raw content.
AssertLegacyTrait::assertNoRaw	protected	function	Passes if the raw text IS not found on the loaded page, fail otherwise.	1
AssertLegacyTrait::assertNotEqual	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotEquals() instead.
AssertLegacyTrait::assertNoText	protected	function	Passes if the page (with HTML stripped) does not contains the text.	1
AssertLegacyTrait::assertNotIdentical	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotSame() instead.
AssertLegacyTrait::assertNoUniqueText	protected	function	Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertLegacyTrait::assertOption	protected	function	Asserts that a select option in the current page exists.
AssertLegacyTrait::assertOptionByText	protected	function	Asserts that a select option with the visible text exists.
AssertLegacyTrait::assertOptionSelected	protected	function	Asserts that a select option in the current page is checked.
AssertLegacyTrait::assertPattern	protected	function	Triggers a pass if the Perl regex pattern is found in the raw content.
AssertLegacyTrait::assertRaw	protected	function	Passes if the raw text IS found on the loaded page, fail otherwise.	1
AssertLegacyTrait::assertResponse	protected	function	Asserts the page responds with the specified response code.	1
AssertLegacyTrait::assertText	protected	function	Passes if the page (with HTML stripped) contains the text.	1
AssertLegacyTrait::assertTextHelper	protected	function	Helper for assertText and assertNoText.
AssertLegacyTrait::assertTitle	protected	function	Pass if the page title is the given string.
AssertLegacyTrait::assertUniqueText	protected	function	Passes if the text is found ONLY ONCE on the text version of the page.
AssertLegacyTrait::assertUrl	protected	function	Passes if the internal browser's URL matches the given path.
AssertLegacyTrait::buildXPathQuery	protected	function	Builds an XPath query.
AssertLegacyTrait::constructFieldXpath	protected	function	Helper: Constructs an XPath for the given set of attributes and value.
AssertLegacyTrait::getAllOptions	protected	function	Get all option elements, including nested options, in a select.
AssertLegacyTrait::getRawContent	protected	function	Gets the current raw content.
AssertLegacyTrait::pass	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::verbose	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::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
BrowserTestBase::$minkDefaultDriverClass	protected	property		1
BrowserTestBase::$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::cssSelectToXpath	protected	function	Translates a CSS expression to its XPath equivalent.
BrowserTestBase::drupalGetHeader	protected	function	Gets the value of an HTTP response header.
BrowserTestBase::drupalGetHeaders Deprecated	protected	function	Returns all response headers.
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::getResponseLogHandler	protected	function	Provides a Guzzle middleware handler to log every response received. Overrides BrowserHtmlDebugTrait::getResponseLogHandler
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::tearDown	protected	function		3
BrowserTestBase::translatePostValues	protected	function	Transforms a nested array into a flat array suitable for drupalPostForm().
BrowserTestBase::xpath	protected	function	Performs an xpath search on the contents of the internal browser.
BrowserTestBase::__construct	public	function		1
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
DisplayBlockTest::$defaultTheme	protected	property	The theme to install as the default for testing. Overrides BrowserTestBase::$defaultTheme
DisplayBlockTest::$modules	public static	property	Modules to install. Overrides ViewTestBase::$modules
DisplayBlockTest::$testViews	public static	property	Views used by this test.
DisplayBlockTest::setUp	protected	function	Overrides ViewTestBase::setUp
DisplayBlockTest::testBlockCategory	public	function	Tests default and custom block categories.
DisplayBlockTest::testBlockContextualLinks	public	function	Tests the contextual links on a Views block.
DisplayBlockTest::testBlockEmptyRendering	public	function	Tests the various testcases of empty block rendering.
DisplayBlockTest::testBlockRendering	public	function	Tests the actual rendering of the views block.
DisplayBlockTest::testDeleteBlockDisplay	public	function	Tests removing a block display.
DisplayBlockTest::testViewsBlockForm	public	function	Test the block form for a Views block.
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::$configDirectories Deprecated	protected	property	The config directories used in this test.
FunctionalTestSetupTrait::$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.	2
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.	23
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.
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
PhpunitCompatibilityTrait::getMock Deprecated	public	function	Returns a mock object for the specified class using the available method.
PhpunitCompatibilityTrait::setExpectedException Deprecated	public	function	Compatibility layer for PHPUnit 6 to support PHPUnit 4 code.
RandomGeneratorTrait::$randomGenerator	protected	property	The random generator.
RandomGeneratorTrait::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName	protected	function	Generates a unique random string containing letters and numbers.	1
RandomGeneratorTrait::randomObject	public	function	Generates a random PHP object.
RandomGeneratorTrait::randomString	public	function	Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate	public	function	Callback for random string validation.
RefreshVariablesTrait::refreshVariables	protected	function	Refreshes in-memory configuration and state information.	3
SessionTestTrait::$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.
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.	2
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.	2
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 a 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::drupalGet	protected	function	Retrieves a Drupal path or an absolute path.	3
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	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::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.
ViewResultAssertionTrait::assertIdenticalResultset	protected	function	Verifies that a result set returned by a View matches expected values.
ViewResultAssertionTrait::assertIdenticalResultsetHelper	protected	function	Performs View result assertions.
ViewResultAssertionTrait::assertNotIdenticalResultset	protected	function	Verifies that a result set returned by a View differs from certain values.
ViewTestBase::dataSet	protected	function	Returns a very simple test dataset.	1
ViewTestBase::enableViewsTestModule	protected	function	Sets up the views_test_data.module.
ViewTestBase::executeView	protected	function	Executes a view with debugging.
ViewTestBase::helperButtonHasLabel	protected	function	Asserts the existence of a button with a certain ID and label.
ViewTestBase::orderResultSet	protected	function	Orders a nested array containing a result set based on a given column.
ViewTestBase::schemaDefinition	protected	function	Returns the schema definition.	1
ViewTestBase::viewsData	protected	function	Returns the views data definition.	8
XdebugRequestTrait::extractCookiesFromRequest	protected	function	Adds xdebug cookies, from request setup.

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class DisplayBlockTest in Drupal 8

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