system.test

<?php
/**
 * @file
 * SimpleTests for the System component of Patterns.
 */

class PatternsSystemTestCase extends PatternsTestCase {

  var $system_tests_dir;

  static function getInfo() {
    return array(
      'name' => 'System component',
      'description' => 'Enables and disables modules, sets and deletes variables, enables a theme.',
      'group' => 'Patterns',
    );
  }

   public function setUp() {

   	$this->system_tests_dir = $this->getPatternsTestDir() . 'system/';
   	
    // Enable any modules required for the tests.
  	$modules = array('patterns_components',
  							     'patterns_yamlparser',
		);
  	 
    parent::setUp($modules);
  }
  
  /**
   * Check the database if a module is enabled/disabled.
   * @name Module name
   * @enabled TRUE iff the module should be enabled.
   */
  private function assertModule($name, $enabled = TRUE) {
    $module = db_select('system', 's')
      ->fields('s', array('name'))
      ->condition('name', $name)
      ->condition('type', 'module')
      ->condition('status', $enabled ? '1' : '0')
      ->countQuery()->execute()->fetchField();
    $this->assertEqual($module, 1, $message = 'The ' . $name . ' module should ' . ($enabled ? '' : 'not ') . 'be enabled.');
  }

  public function testModules() {
    // Check for modules before running the pattern.
    $this->assertModule('aggregator', FALSE);
    $this->assertModule('forum', FALSE);
    $this->assertModule('overlay', TRUE);
    $this->assertModule('number', TRUE);

    // Run the pattern.
    parent::runFile('modules.yaml', 'Enable/disable modules', $this->system_tests_dir);

    // Expected messages.
    $this->assertUniqueText(t('Module(s) forum, number enabled. No modules have been disabled.'), t('The forum module should get enabled.'));
    $this->assertUniqueText(t('No modules have been enabled. Module(s) overlay disabled.'), t('The overlay module should get disabled.'));
    $this->assertUniqueText(t('Warning: Could not disable admin_menu because it is missing.'), t('Disabling a missing module gives a warning.'));
    $this->assertUniqueText(t('Warning: Did not disable aggregator because it is already disabled.'), t('Disabling a disabled module gives a warning.'));
    $this->assertUniqueText(t('Warning: Did not enable number because it is already enabled.'), t('Enabling an enabled module gives a warning.'));

    // Check for modules after running the pattern.
    // TODO: it might be good to check if every other module is left untouched.
    $this->assertModule('aggregator', FALSE);
    $this->assertModule('forum', TRUE);
    $this->assertModule('overlay', FALSE);
    $this->assertModule('number', TRUE);
  }

  public function testVariables() {
    // Check for variables before running the pattern.
    /* debug(db_select('variable', 'v')
        ->fields('v', array('name'))
        ->execute()
        ->fetchAll());
     */
    $this->assertNotIdentical(variable_get('user_pictures', NULL), NULL, t('user_pictures variable should be set.'));
    $this->assertIdentical(variable_get('votingapi_anonymous_window', NULL), NULL, t('votingapi_anonymous_window variable should not be set.'));
    $this->assertIdentical(variable_get('fivestar_widget', NULL), NULL, t('fivestar_widget variable should not be set.'));

    // Run the pattern.
    parent::runFile('variables.yaml', 'Create and delete variables', $this->system_tests_dir);

    $this->assertUniqueText(t('Variable(s) votingapi_anonymous_window, fivestar_widget updated.'), t('The votingapi_anonymous_window, fivestar_widget variables should get updated.'));
    $this->assertUniqueText(t('Variable(s) user_pictures updated.'), t('The user_pitures variabcle should get updated.'));


    // Check for variables after running the pattern.
    $this->assertIdentical(variable_get('user_pictures', NULL), NULL, t('user_pictures variable should not be set.'));
    $this->assertIdentical(variable_get('votingapi_anonymous_window', NULL), 3600, t('votingapi_anonymous_window variable should be set properly.'));
    $this->assertIdentical(variable_get('fivestar_widget', NULL), 'sites/all/modules/fivestar/widgets/craft/craft.css', t('fivestar_widget variable should be set properly.'));
    /* debug(db_select('variable', 'v')
        ->fields('v', array('name'))
        ->execute()
        ->fetchAll());
     */
  }

  public function testForms() {
    // Check for variables before running the pattern.
    $this->assertIdentical(variable_get('cache', NULL), NULL, t('cache variable should not be set.'));
    $this->assertIdentical(variable_get('anonymous', NULL), NULL, t("anonymous variable should not be set."));

    // Run the pattern.
    parent::runFile('fill_forms.yaml', 'Fill in values for forms', $this->system_tests_dir);

    // Expected messages.
    $this->assertText(t('The configuration options have been saved.'), t('The forms have been submitted.'));

    // Check for variables after running the pattern.
    $this->assertIdentical(variable_get('cache', NULL), 1, t('cache variable should be 1.'));
    $this->assertIdentical(variable_get('anonymous', NULL), 'Anonymous2', t("Anonymous variable should be 'Anonymous2'."));
    
  }

  public function testTheme() {
    // TODO: test when 'default' is not set
    // Check for the current theme.
    $this->assertIdentical(variable_get('theme_default', NULL), 'bartik', t('The default theme is bartik.'));
    $this->assertIdentical(variable_get('admin_theme', NULL), 'seven', t('The default admin theme is seven.'));

    // Run the pattern.
    parent::runFile('theme.yaml', 'Set theme', $this->system_tests_dir);

    // Check for the current theme after running the pattern.
    $this->assertIdentical(variable_get('theme_default', NULL), 'garland', t('The default theme is garland.'));
    $this->assertIdentical(variable_get('admin_theme', NULL), 'bartik', t('The default admin theme is bartik.'));

  }

}