class NodeAdminTestCase extends DrupalWebTestCase {
  /**
   * Implementation of getInfo().
   */
  function getInfo() {
    return array(
      'name' => t('Node administration tests'),
      'description' => t('Tests the node administration screens'),
      'group' => t('Node'),
    );
  }

  function testNodeFilters() {
    $status_nodes = array();
    $promote_nodes = array();
    $sticky_nodes = array();
    $type_nodes = array();
    $all_nodes = array();
    $type_map = array('page', 'article');
    // Create some nodes.
    for ($status = 0; $status < 2; $status++) {
      for ($promote = 0; $promote < 2; $promote++) {
        for ($sticky = 0; $sticky < 2; $sticky++) {
          foreach ($type_map as $type_key => $type) {
            for ($i = 0; $i < 3; $i++) {
              $node = $this->drupalCreateNode(array('status' => $status, 'promote' => $promote, 'sticky' => $sticky, 'type' => $type));
              $status_nodes[$status][] = $promote_nodes[$promote][] = $sticky_nodes[$sticky][] = $type_nodes[$type_key][] = $node;
              $all_nodes[$node->nid] = $node;
            }
          }
        }
      }
    }

    $user = $this->drupalCreateUser(array('administer nodes'));
    $this->drupalLogin($user);

    // Iterate through all of the combinations. -1 = undefined.
    for ($status = -1; $status < 2; $status++) {
      for ($promote = -1; $promote < 2; $promote++) {
        for ($sticky = -1; $sticky < 2; $sticky++) {
          for ($type = -1; $type < 2; $type++) {
            $options = array();
            foreach (array('status', 'promote', 'sticky', 'type') as $option) {
              if ($$option != -1) {
                $options[$option] = $$option;
              }
            }
            $this->drupalGet('admin/content/node');
            $first = TRUE;
            // Iterate through the options, setting them in the form.
            foreach ($options as $option => $value) {
              if ($option == 'type') {
                $edit = array('filter' => 'type', 'type' => $type_map[$value]);
              }
              else {
                $edit = array('filter' => 'status', 'value' => $option . '-' . $value);
              }
              if (count($options) > 2) {print_r($edit);}
              if ($first == TRUE) {
                $this->drupalPost('admin/content/node', $edit, t('Filter'));
                $first = FALSE;
              }
              else {
                $this->drupalPost('admin/content/node', $edit, t('Refine'));
              }
            }
            if (count($options) > 2) {var_dump($this->drupalGetContent());exit;}

            $nodes = array();
            $showing_nodes = $hidden_nodes = $all_nodes;
            if (!empty($options)) {
              foreach ($options as $option => $value) {
                $node_variable = $option . '_nodes';
                $node_variable = $$node_variable; 
                foreach ($node_variable[(int)!$value] as $node) {
                  if (isset($showing_nodes[$node->nid])) {
                    unset($showing_nodes[$node->nid]);
                  }
                }
              }
            }
            foreach ($showing_nodes as $nid => $node) {
              if (isset($hidden_nodes[$nid])) {
                unset($hidden_nodes[$nid]);
              }
              foreach ($type_nodes as $node_type => $nodes) {
                $this->assertFieldByName('nodes[' . $node->nid . ']', '', t('Node %title shows up when it\'s supposed to.', array('%title' => $node->title)));
              }
            }

            foreach ($hidden_nodes as $node) {
              $this->assertNoFieldByName('nodes[' . $node->nid . ']', '', t('Node %title doesn\'t show up when it\'s not supposed to.', array('%title' => $node->title)));
            }
            $this->drupalPost('admin/content/node', array(), t('Reset'));
          }
        }
      }
    }
  }
}