--- /dev/null
+<?php
+
+namespace Drupal\Tests\block\Functional\Views;
+
+use Drupal\Component\Serialization\Json;
+use Drupal\Core\Url;
+use Drupal\Tests\block\Functional\AssertBlockAppearsTrait;
+use Drupal\Tests\system\Functional\Cache\AssertPageCacheContextsAndTagsTrait;
+use Drupal\Tests\views\Functional\ViewTestBase;
+use Drupal\views\Entity\View;
+use Drupal\views\Views;
+use Drupal\views\Tests\ViewTestData;
+use Drupal\Core\Template\Attribute;
+
+/**
+ * Tests the block display plugin.
+ *
+ * @group block
+ * @see \Drupal\views\Plugin\views\display\Block
+ */
+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'];
+
+ /**
+ * 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' => \Drupal::Url('block.admin_add', [
+ 'plugin_id' => 'views_block:' . $edit['id'] . '-block_1',
+ 'theme' => 'classy',
+ ]),
+ ':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' => \Drupal::Url('block.admin_add', [
+ 'plugin_id' => 'views_block:' . $edit['id'] . '-block_2',
+ 'theme' => 'classy',
+ ]),
+ ':category' => 'Lists (Views)',
+ ];
+ $elements = $this->xpath($pattern, $arguments);
+ $this->assertTrue(!empty($elements), 'The first duplicated test block remains in the original category.');
+
+ $arguments = [
+ ':href' => \Drupal::Url('block.admin_add', [
+ 'plugin_id' => 'views_block:' . $edit['id'] . '-block_3',
+ 'theme' => 'classy',
+ ]),
+ ':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();
+
+ $this->assertFalse($block_storage->load($block_1->id()), 'The block for this display was removed.');
+ $this->assertFalse($block_storage->load($block_2->id()), 'The block for this display was removed.');
+ $this->assertTrue($block_storage->load($block_3->id()), 'A block from another view was unaffected.');
+ $this->assertTrue($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();
+
+ $this->assertFalse($block_storage->load($block_3->id()), 'The block for this display was removed.');
+ $this->assertTrue($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 that 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('');
+ $this->assertEqual(1, count($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);
+ $this->assertEqual(0, count($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);
+ $this->assertEqual(1, count($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);
+ $this->assertEqual(0, count($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);
+ $this->assertEqual(1, count($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';
+ $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';
+ // @see \Drupal\contextual\Tests\ContextualDynamicContextTest:assertContextualLinkPlaceHolder()
+ $this->assertRaw('<div' . new Attribute(['data-contextual-id' => $id]) . '></div>', format_string('Contextual link placeholder with id @id exists.', ['@id' => $id]));
+ $this->assertRaw('<div' . new Attribute(['data-contextual-id' => $cached_id]) . '></div>', format_string('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];
+ $url = 'contextual/render?_format=json,destination=test-page';
+ $this->getSession()->getDriver()->getClient()->request('POST', $url, $post);
+ $this->assertResponse(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>');
+ }
+
+}