function BlockUiTest::testBlockAdminUiPage

Tests block admin page exists and functions correctly.

File

core/modules/block/tests/src/Functional/BlockUiTest.php, line 131

Class

BlockUiTest

Tests that the block configuration UI exists and stores data correctly.

Namespace

Code

public function testBlockAdminUiPage() : void {
  // Visit the blocks admin ui.
  $this->drupalGet('admin/structure/block');
  // Look for the blocks table.
  $this->assertSession()
    ->elementExists('xpath', "//table[@id='blocks']");
  // Look for test blocks in the table.
  foreach ($this->blockValues as $delta => $values) {
    $block = $this->blocks[$delta];
    $label = $block->label();
    $this->assertSession()
      ->elementTextEquals('xpath', '//*[@id="blocks"]/tbody/tr[' . $values['tr'] . ']/td[1]/text()', $label);
    // Look for a test block region select form element.
    $this->assertSession()
      ->fieldExists('blocks[' . $values['settings']['id'] . '][region]');
    // Move the test block to the header region.
    $edit['blocks[' . $values['settings']['id'] . '][region]'] = 'header';
    // Look for a test block weight select form element.
    $this->assertSession()
      ->fieldExists('blocks[' . $values['settings']['id'] . '][weight]');
    // Change the test block's weight.
    $edit['blocks[' . $values['settings']['id'] . '][weight]'] = $values['test_weight'];
  }
  $this->drupalGet('admin/structure/block');
  $this->submitForm($edit, 'Save blocks');
  foreach ($this->blockValues as $values) {
    // Check if the region and weight settings changes have persisted.
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-blocks-' . $values['settings']['id'] . '-region', 'header')
      ->isSelected());
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-blocks-' . $values['settings']['id'] . '-weight', $values['test_weight'])
      ->isSelected());
  }
  // Add a block with a machine name the same as a region name.
  $this->drupalPlaceBlock('system_powered_by_block', [
    'region' => 'header',
    'id' => 'header',
  ]);
  $this->drupalGet('admin/structure/block');
  $this->assertSession()
    ->elementExists('xpath', '//tr[contains(@class, "region-title-header")]');
  // Ensure hidden themes do not appear in the UI. Enable another non base
  // theme and place the local tasks block.
  $this->assertTrue(\Drupal::service('theme_handler')->themeExists('stark'), 'The stark base theme is enabled');
  $this->drupalPlaceBlock('local_tasks_block', [
    'region' => 'header',
    'theme' => 'stark',
  ]);
  // We have to enable at least one extra theme that is not hidden so that
  // local tasks will show up. That's why we enable test_theme_theme.
  \Drupal::service('theme_installer')->install([
    'stable9',
    'test_theme_theme',
  ]);
  $this->drupalGet('admin/structure/block');
  $theme_handler = \Drupal::service('theme_handler');
  $this->assertSession()
    ->linkExists($theme_handler->getName('stark'));
  $this->assertSession()
    ->linkExists($theme_handler->getName('test_theme_theme'));
  $this->assertSession()
    ->linkNotExists($theme_handler->getName('stable9'));
  // Ensure that a hidden theme cannot use the block demo page.
  $this->drupalGet('admin/structure/block/list/stable9');
  $this->assertSession()
    ->statusCodeEquals(404);
  // Ensure that a hidden theme set as the admin theme can use the block demo
  // page.
  \Drupal::configFactory()->getEditable('system.theme')
    ->set('admin', 'stable9')
    ->save();
  \Drupal::service('router.builder')->rebuildIfNeeded();
  $this->drupalPlaceBlock('local_tasks_block', [
    'region' => 'header',
    'theme' => 'stable9',
  ]);
  $this->drupalGet('admin/structure/block');
  $this->assertSession()
    ->linkExists($theme_handler->getName('stable9'));
  $this->drupalGet('admin/structure/block/list/stable9');
  $this->assertSession()
    ->statusCodeEquals(200);
}