class AnnounceFeedTestRelevantVersion

class AnnounceFeedTestRelevantVersion extends DrupalUnitTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Version-specific logic validation',
      'description' => 'Unit test to check the version-specific logic.',
      'group' => 'Announcements',
    );
  }
  
  /**
   * {@inheritdoc}
   */
  public function setUp() {
    parent::setUp();
    module_load_include('inc', 'announcements_feed', 'announcements_feed');
  }
  
  /**
   * Test for validating the announcements_feed_is_relevant_item function.
   */
  public function testIsRelevantItem() {
    $version_strings = array(
      array(
        '^7',
        TRUE,
      ),
      // TRUE only if Drupal version is exactly 7.0.
array(
        '=7.0',
        FALSE,
      ),
      array(
        '>=7',
        TRUE,
      ),
      array(
        '^7 || ^8 || ^9',
        TRUE,
      ),
      array(
        '>=7.52',
        TRUE,
      ),
      array(
        '^7.1 || ^8 || ^9',
        TRUE,
      ),
      // TRUE only if Drupal version is exactly 7.9999.
array(
        '=7.9999',
        FALSE,
      ),
      array(
        '^8 || ^9',
        FALSE,
      ),
      array(
        '>8',
        FALSE,
      ),
      array(
        '>=8.1',
        FALSE,
      ),
      array(
        '^8 || ^9 || ^10',
        FALSE,
      ),
    );
    foreach ($version_strings as $strings) {
      $result = announcements_feed_is_relevant_item($strings[0]);
      $this->assertEqual($strings[1], $result, 'Returned ' . ($strings[1] ? 'TRUE' : 'FALSE'));
    }
  }

}