public function TextUtilityTest::testCapturedOffset in Image Effects 8

Same name and namespace in other branches

1. 8.3 tests/src/Unit/TextUtilityTest.php \Drupal\Tests\image_effects\Unit\TextUtilityTest::testCapturedOffset()
2. 8.2 tests/src/Unit/TextUtilityTest.php \Drupal\Tests\image_effects\Unit\TextUtilityTest::testCapturedOffset()

Performs the tests for the captured offset.

File

tests/src/Unit/TextUtilityTest.php, line 36

Class

TextUtilityTest

Tests the UTF-8 character-based wrapper of the preg_match function.

Namespace

Drupal\Tests\image_effects\Unit

Code

public function testCapturedOffset() {
  $matches = [];

  // Character 'п' is 2 bytes long and non-unicode preg_match would return
  // 2 here.
  $result = TextUtility::unicodePregMatch('/z/u', 'пz', $matches, PREG_OFFSET_CAPTURE);
  $this
    ->assertTrue($result && $matches[0][1] === 1, 'Returned offset is character-based.');
}