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TextSummaryTest.php in Drupal 10

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core/modules/text/tests/src/Kernel/TextSummaryTest.php
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<?php

namespace Drupal\Tests\text\Kernel;

use Drupal\Component\Render\FormattableMarkup;
use Drupal\Core\Entity\Entity\EntityFormDisplay;
use Drupal\entity_test\Entity\EntityTest;
use Drupal\field\Entity\FieldConfig;
use Drupal\field\Entity\FieldStorageConfig;
use Drupal\filter\Render\FilteredMarkup;
use Drupal\KernelTests\KernelTestBase;
use Drupal\filter\Entity\FilterFormat;
use Drupal\Tests\user\Traits\UserCreationTrait;

/**
 * Tests text_summary() with different strings and lengths.
 *
 * @group text
 */
class TextSummaryTest extends KernelTestBase {
  use UserCreationTrait;
  protected static $modules = [
    'system',
    'user',
    'filter',
    'text',
    'field',
    'entity_test',
  ];
  protected function setUp() : void {
    parent::setUp();
    $this
      ->installConfig([
      'text',
    ]);
  }

  /**
   * Tests an edge case where the first sentence is a question and
   * subsequent sentences are not. This edge case is documented at
   * https://www.drupal.org/node/180425.
   */
  public function testFirstSentenceQuestion() {
    $text = 'A question? A sentence. Another sentence.';
    $expected = 'A question? A sentence.';
    $this
      ->assertTextSummary($text, $expected, NULL, 30);
  }

  /**
   * Tests summary with long example.
   */
  public function testLongSentence() {

    // 125.
    // cSpell:disable
    $text = 'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. ' . 'Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. ' . 'Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. ' . 'Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.';
    $expected = 'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. ' . 'Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. ' . 'Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.';

    // cSpell:enable
    // First three sentences add up to: 336, so add one for space and then 3 to get half-way into next word.
    $this
      ->assertTextSummary($text, $expected, NULL, 340);
  }

  /**
   * Tests various summary length edge cases.
   */
  public function testLength() {
    FilterFormat::create([
      'format' => 'autop',
      'name' => 'Autop',
      'filters' => [
        'filter_autop' => [
          'status' => 1,
        ],
      ],
    ])
      ->save();
    FilterFormat::create([
      'format' => 'autop_correct',
      'name' => 'Autop correct',
      'filters' => [
        'filter_autop' => [
          'status' => 1,
        ],
        'filter_htmlcorrector' => [
          'status' => 1,
        ],
      ],
    ])
      ->save();

    // This string tests a number of edge cases.
    $text = "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>";

    // The summaries we expect text_summary() to return when $size is the index
    // of each array item.
    // Using no text format:
    $format = NULL;
    $i = 0;
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<", $format, $i++);
    $this
      ->assertTextSummary($text, "<p", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\n", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nH", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n<", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);

    // Using a text format with filter_autop enabled.
    $format = 'autop';
    $i = 0;
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<", $format, $i++);
    $this
      ->assertTextSummary($text, "<p", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);

    // Using a text format with filter_autop and filter_htmlcorrector enabled.
    $format = 'autop_correct';
    $i = 0;
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "", $format, $i++);
    $this
      ->assertTextSummary($text, "<p></p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p></p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p></p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p></p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p></p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
    $this
      ->assertTextSummary($text, "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>", $format, $i++);
  }

  /**
   * Tests text_summary() returns an empty string without any error when
   * called with an invalid format.
   */
  public function testInvalidFilterFormat() {
    $this
      ->assertTextSummary($this
      ->randomString(100), '', 'non_existent_format');
  }

  /**
   * Calls text_summary() and asserts that the expected teaser is returned.
   *
   * @internal
   */
  public function assertTextSummary(string $text, string $expected, ?string $format = NULL, int $size = NULL) : void {
    $summary = text_summary($text, $format, $size);
    $this
      ->assertSame($expected, $summary, new FormattableMarkup('<pre style="white-space: pre-wrap">@actual</pre> is identical to <pre style="white-space: pre-wrap">@expected</pre>', [
      '@actual' => $summary,
      '@expected' => $expected,
    ]));
  }

  /**
   * Tests required summary.
   */
  public function testRequiredSummary() {
    $this
      ->installEntitySchema('entity_test');
    $this
      ->setUpCurrentUser();
    $field_definition = FieldStorageConfig::create([
      'field_name' => 'test_textwithsummary',
      'type' => 'text_with_summary',
      'entity_type' => 'entity_test',
      'cardinality' => 1,
      'settings' => [
        'max_length' => 200,
      ],
    ]);
    $field_definition
      ->save();
    $instance = FieldConfig::create([
      'field_name' => 'test_textwithsummary',
      'label' => 'A text field',
      'entity_type' => 'entity_test',
      'bundle' => 'entity_test',
      'settings' => [
        'text_processing' => TRUE,
        'display_summary' => TRUE,
        'required_summary' => TRUE,
      ],
    ]);
    $instance
      ->save();
    EntityFormDisplay::create([
      'targetEntityType' => 'entity_test',
      'bundle' => 'entity_test',
      'mode' => 'default',
      'status' => TRUE,
    ])
      ->setComponent('test_textwithsummary', [
      'type' => 'text_textarea_with_summary',
      'settings' => [
        'summary_rows' => 2,
        'show_summary' => TRUE,
      ],
    ])
      ->save();

    // Check the required summary.
    $entity = EntityTest::create([
      'name' => $this
        ->randomMachineName(),
      'type' => 'entity_test',
      'test_textwithsummary' => [
        'value' => $this
          ->randomMachineName(),
      ],
    ]);
    $form = \Drupal::service('entity.form_builder')
      ->getForm($entity);
    $this
      ->assertNotEmpty($form['test_textwithsummary']['widget'][0]['summary'], 'Summary field is shown');
    $this
      ->assertNotEmpty($form['test_textwithsummary']['widget'][0]['summary']['#required'], 'Summary field is required');

    // Test validation.

    /** @var \Symfony\Component\Validator\ConstraintViolation[] $violations */
    $violations = $entity
      ->validate();
    $this
      ->assertCount(1, $violations);
    $this
      ->assertEquals('test_textwithsummary.0.summary', $violations[0]
      ->getPropertyPath());
    $this
      ->assertEquals('The summary field is required for A text field', $violations[0]
      ->getMessage());
  }

  /**
   * Test text normalization when filter_html or filter_htmlcorrector enabled.
   */
  public function testNormalization() {
    FilterFormat::create([
      'format' => 'filter_html_enabled',
      'name' => 'Filter HTML enabled',
      'filters' => [
        'filter_html' => [
          'status' => 1,
          'settings' => [
            'allowed_html' => '<strong>',
          ],
        ],
      ],
    ])
      ->save();
    FilterFormat::create([
      'format' => 'filter_htmlcorrector_enabled',
      'name' => 'Filter HTML corrector enabled',
      'filters' => [
        'filter_htmlcorrector' => [
          'status' => 1,
        ],
      ],
    ])
      ->save();
    FilterFormat::create([
      'format' => 'neither_filter_enabled',
      'name' => 'Neither filter enabled',
      'filters' => [],
    ])
      ->save();
    $filtered_markup = FilteredMarkup::create('<div><strong><span>Hello World</span></strong></div>');

    // With either HTML filter enabled, text_summary() will normalize the text
    // using HTML::normalize().
    $summary = text_summary($filtered_markup, 'filter_html_enabled', 30);
    $this
      ->assertStringContainsString('<div><strong><span>', $summary);
    $this
      ->assertStringContainsString('</span></strong></div>', $summary);
    $summary = text_summary($filtered_markup, 'filter_htmlcorrector_enabled', 30);
    $this
      ->assertStringContainsString('<div><strong><span>', $summary);
    $this
      ->assertStringContainsString('</span></strong></div>', $summary);

    // If neither filter is enabled, the text will not be normalized.
    $summary = text_summary($filtered_markup, 'neither_filter_enabled', 30);
    $this
      ->assertStringContainsString('<div><strong><span>', $summary);
    $this
      ->assertStringNotContainsString('</span></strong></div>', $summary);
  }

}

Classes

Namesort descending Description
TextSummaryTest Tests text_summary() with different strings and lengths.