Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\Component\Utility;
Chris@0: 
Chris@0: use Drupal\Component\Utility\Environment;
Chris@0: use PHPUnit\Framework\TestCase;
Chris@0: 
Chris@0: /**
Chris@0:  * Test PHP Environment helper methods.
Chris@0:  *
Chris@0:  * @group Utility
Chris@0:  *
Chris@0:  * @coversDefaultClass \Drupal\Component\Utility\Environment
Chris@0:  */
Chris@0: class EnvironmentTest extends TestCase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests \Drupal\Component\Utility\Environment::checkMemoryLimit().
Chris@0:    *
Chris@0:    * @dataProvider providerTestCheckMemoryLimit
Chris@0:    * @covers ::checkMemoryLimit
Chris@0:    *
Chris@0:    * @param string $required
Chris@0:    *   The required memory argument for
Chris@0:    *   \Drupal\Component\Utility\Environment::checkMemoryLimit().
Chris@0:    * @param string $custom_memory_limit
Chris@0:    *   The custom memory limit argument for
Chris@0:    *   \Drupal\Component\Utility\Environment::checkMemoryLimit().
Chris@0:    * @param bool $expected
Chris@0:    *   The expected return value from
Chris@0:    *   \Drupal\Component\Utility\Environment::checkMemoryLimit().
Chris@0:    */
Chris@0:   public function testCheckMemoryLimit($required, $custom_memory_limit, $expected) {
Chris@0:     $actual = Environment::checkMemoryLimit($required, $custom_memory_limit);
Chris@0:     $this->assertEquals($expected, $actual);
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Provides data for testCheckMemoryLimit().
Chris@0:    *
Chris@0:    * @return array
Chris@0:    *   An array of arrays, each containing the arguments for
Chris@0:    *   \Drupal\Component\Utility\Environment::checkMemoryLimit():
Chris@0:    *   required and memory_limit, and the expected return value.
Chris@0:    */
Chris@0:   public function providerTestCheckMemoryLimit() {
Chris@0:     return [
Chris@0:       // Minimal amount of memory should be available.
Chris@0:       ['30MB', NULL, TRUE],
Chris@17:       // Test an unlimited memory limit.
Chris@17:       ['9999999999YB', -1, TRUE],
Chris@0:       // Exceed a custom memory limit.
Chris@0:       ['30MB', '16MB', FALSE],
Chris@0:       // Available = required.
Chris@0:       ['30MB', '30MB', TRUE],
Chris@0:     ];
Chris@0:   }
Chris@0: 
Chris@0: }