function BlockUiTest::testBlockAdminUiPage

Test block admin page exists and functions correctly.

File

core/modules/block/tests/src/Functional/BlockUiTest.php, line 106

Class

BlockUiTest

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

Namespace

Code

public function testBlockAdminUiPage() {
  // Visit the blocks admin ui.
  $this->drupalGet('admin/structure/block');
  // Look for the blocks table.
  $blocks_table = $this->xpath("//table[@id='blocks']");
  $this->assertTrue(!empty($blocks_table), 'The blocks table is being rendered.');
  // Look for test blocks in the table.
  foreach ($this->blockValues as $delta => $values) {
    $block = $this->blocks[$delta];
    $label = $block->label();
    $element = $this->xpath('//*[@id="blocks"]/tbody/tr[' . $values['tr'] . ']/td[1]/text()');
    $this->assertEquals($element[0]->getText(), $label, 'The "' . $label . '" block title is set inside the ' . $values['settings']['region'] . ' region.');
    // Look for a test block region select form element.
    $this->assertField('blocks[' . $values['settings']['id'] . '][region]', 'The block "' . $values['label'] . '" has a region assignment field.');
    // 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->assertField('blocks[' . $values['settings']['id'] . '][weight]', 'The block "' . $values['label'] . '" has a weight assignment field.');
    // Change the test block's weight.
    $edit['blocks[' . $values['settings']['id'] . '][weight]'] = $values['test_weight'];
  }
  $this->drupalPostForm('admin/structure/block', $edit, t('Save blocks'));
  foreach ($this->blockValues as $values) {
    // Check if the region and weight settings changes have persisted.
    $this->assertOptionSelected('edit-blocks-' . $values['settings']['id'] . '-region', 'header', 'The block "' . $label . '" has the correct region assignment (header).');
    $this->assertOptionSelected('edit-blocks-' . $values['settings']['id'] . '-weight', $values['test_weight'], 'The block "' . $label . '" has the correct weight assignment (' . $values['test_weight'] . ').');
  }
  // 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');
  $element = $this->xpath('//tr[contains(@class, :class)]', [
    ':class' => 'region-title-header',
  ]);
  $this->assertTrue(!empty($element));
  // 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('classy'), 'The classy base theme is enabled');
  $this->drupalPlaceBlock('local_tasks_block', [
    'region' => 'header',
  ]);
  \Drupal::service('theme_installer')->install([
    'stable',
    'stark',
  ]);
  $this->drupalGet('admin/structure/block');
  $theme_handler = \Drupal::service('theme_handler');
  $this->assertSession()
    ->linkExists($theme_handler->getName('classy'));
  $this->assertSession()
    ->linkExists($theme_handler->getName('stark'));
  $this->assertSession()
    ->linkNotExists($theme_handler->getName('stable'));
  // Ensure that a hidden theme cannot use the block demo page.
  $this->drupalGet('admin/structure/block/list/stable');
  $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', 'stable')
    ->save();
  \Drupal::service('router.builder')->rebuildIfNeeded();
  $this->drupalPlaceBlock('local_tasks_block', [
    'region' => 'header',
    'theme' => 'stable',
  ]);
  $this->drupalGet('admin/structure/block');
  $this->assertSession()
    ->linkExists($theme_handler->getName('stable'));
  $this->drupalGet('admin/structure/block/list/stable');
  $this->assertSession()
    ->statusCodeEquals(200);
}