function module_test_system_info_alter

Implements hook_system_info_alter().

Manipulate module dependencies to test dependency chains.

File

core/modules/simpletest/tests/module_test.module, line 17

Code

function module_test_system_info_alter(&$info, $file, $type) {
  if (state_get('dependency_test', FALSE) == 'missing dependency') {
    if ($file->name == 'dependency_test3') {
      // Make dependency_test3 module depend on dependency_test2.
      $info['dependencies'][] = 'dependency_test2';
    }
    elseif ($file->name == 'dependency_test2') {
      // Make dependency_test2 depend on a made-up, missing module.
      $info['dependencies'][] = 'foo';
    }
  }
  elseif (state_get('dependency_test', FALSE) == 'dependency') {
    if ($file->name == 'dependency_test3') {
      // Make the dependency_test3 module depend on dependency_test2.
      $info['dependencies'][] = 'dependency_test2';
      $info['hidden'] = FALSE;
    }
    elseif ($file->name == 'dependency_test2') {
      // Make dependency_test2 depend on dependency_test1 module.
      $info['dependencies'][] = 'dependency_test1';
      $info['hidden'] = FALSE;
    }
    elseif ($file->name == 'dependency_test1') {
      $info['hidden'] = FALSE;
    }
  }
  elseif (state_get('dependency_test', FALSE) == 'version dependency') {
    if ($file->name == 'dependency_test3') {
      // Make the dependency_test3 module depend on dependency_test2.
      $info['dependencies'][] = 'dependency_test2';
    }
    elseif ($file->name == 'dependency_test2') {
      // Make dependency_test2 depend on a specific version of dependency_test1 module.
      $info['dependencies'][] = 'dependency_test1 (1.x)';
    }
    elseif ($file->name == 'dependency_test1') {
      // Set dependency_test1 module to a version compatible with the above.
      $info['version'] = '1.x-1.0';
    }
  }
  if ($file->name == 'seven' && $type == 'theme') {
    $info['regions']['test_region'] = t('Test region');
  }
}