function CommentUninstallTestCase::testCommentUninstall in Drupal 7

File

modules/comment/comment.test, line 2283

Tests for comment.module.

Class

CommentUninstallTestCase

Tests uninstalling the comment module.

Code

function testCommentUninstall() {
  $this
    ->drupalLogin($this->super_user);

  // Disable comment module.
  $edit['modules[Core][comment][enable]'] = FALSE;
  $this
    ->drupalPost('admin/modules', $edit, t('Save configuration'));
  $this
    ->assertText(t('The configuration options have been saved.'), 'Comment module was disabled.');

  // Uninstall comment module.
  $edit = array(
    'uninstall[comment]' => 'comment',
  );
  $this
    ->drupalPost('admin/modules/uninstall', $edit, t('Uninstall'));
  $this
    ->drupalPost(NULL, NULL, t('Uninstall'));
  $this
    ->assertText(t('The selected modules have been uninstalled.'), 'Comment module was uninstalled.');

  // Run cron and clear field cache so that comment fields and instances
  // marked for deletion are actually removed.
  $this
    ->cronRun();
  field_cache_clear();

  // Verify that comment fields have been removed.
  $all_fields = array_keys(field_info_field_map());
  $this
    ->assertFalse(in_array('comment_body', $all_fields), 'Comment fields were removed by uninstall.');

  // Verify that comment field instances have been removed (or at least marked
  // for deletion).
  // N.B. field_read_instances does an INNER JOIN on field_config so if the
  // comment_body row has been removed successfully from there no instances
  // will be returned, but that does not guarantee that no rows are left over
  // in the field_config_instance table.
  $count = db_select('field_config_instance', 'fci')
    ->condition('entity_type', 'comment')
    ->condition('field_name', 'comment_body')
    ->condition('deleted', 0)
    ->countQuery()
    ->execute()
    ->fetchField();
  $this
    ->assertTrue($count == 0, 'Comment field instances were removed by uninstall.');
}