public function DisplayBlockTest::testBlockEmptyRendering in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/block/src/Tests/Views/DisplayBlockTest.php \Drupal\block\Tests\Views\DisplayBlockTest::testBlockEmptyRendering()
Tests the various testcases of empty block rendering.
File
- core/
modules/ block/ src/ Tests/ Views/ DisplayBlockTest.php, line 274 - Contains \Drupal\block\Tests\Views\DisplayBlockTest.
Class
- DisplayBlockTest
- Tests the block display plugin.
Namespace
Drupal\block\Tests\ViewsCode
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', array(
'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 cachability 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',
'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',
'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',
'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',
'rendered',
]));
$this
->assertCacheContexts([
'url.query_args:_wrapper_format',
]);
}