<?php

/**
 * @file
 * Test case for Testing the node API example module.
 *
 * This file contains the test cases to check if module is performing as
 * expected.
 */

/**
 * Functional tests for the NodeAPI Example module.
 *
 * @ingroup nodeapi_example
 */
class NodeApiExampleTestCase extends DrupalWebTestCase {
  /**
   * User object to perform site browsing
   * @var object
   */
  protected $webUser;

  /**
   * Content type to attach the rating system
   * @var string
   */
  protected $type;

  /**
   * {@inheritdoc}
   */
  public static function getInfo() {
    return array(
      'name' => 'Node API example functionality',
      'description' => 'Demonstrate Node API hooks that allow altering a node. These are the former hook_nodeapi.',
      'group' => 'Examples',
    );
  }

  /**
   * Enables modules and create user with specific permissions.
   */
  public function setUp() {
    parent::setUp('nodeapi_example');

    // Create admin user. This module has no access control, so we can use a
    // trusted user. Revision access and revert permissions are required too.
    $this->webUser = $this->drupalCreateUser(array(
      // Required to set revision checkbox.
      'administer nodes',
      'administer content types',
      'bypass node access',
      'view revisions',
      'revert revisions',
    ));
    // Login the admin user.
    $this->drupalLogin($this->webUser);
  }

  /**
   * Log user in, creates an example node, and uses the rating system.
   */
  public function testNodeExampleBasic() {

    // Login the user.
    $this->drupalLogin($this->webUser);

    // Create custom content type.
    $content_type = $this->drupalCreateContentType();
    $type = $content_type->type;

    // Go to edit the settings of this content type.
    $this->drupalGet('admin/structure/types/manage/' . $type);
    $this->assertResponse(200);

    // Check if the new Rating options appear in the settings page.
    $this->assertText(t('NodeAPI Example Rating'), 'Rating options found in content type.');
    $this->assertFieldByName('nodeapi_example_node_type', 1, 'Rating is Disabled by default.');

    // Disable the rating for this content type: 0 for Disabled, 1 for Enabled.
    $content_settings = array(
      'nodeapi_example_node_type' => 0,
    );
    $this->drupalPost('admin/structure/types/manage/' . $type, $content_settings, t('Save content type'));
    $this->assertResponse(200);
    $this->assertRaw(' has been updated.', 'Settings modified successfully for content type.');

    // Create an example node.
    $langcode = LANGUAGE_NONE;
    $edit = array(
      "title" => $this->randomName(),
    );
    $this->drupalPost('node/add/' . $type, $edit, t('Save'));
    $this->assertResponse(200);

    // Check that the rating is not shown, as we have not yet enabled it.
    $this->assertNoRaw('Rating: <em>', 'Extended rating information is not shown.');

    // Save current current url (we are viewing the new node).
    $node_url = $this->getUrl();

    // Enable the rating for this content type: 0 for Disabled, 1 for Enabled.
    $content_settings = array(
      'nodeapi_example_node_type' => TRUE,
    );
    $this->drupalPost('admin/structure/types/manage/' . $type, $content_settings, t('Save content type'));
    $this->assertResponse(200);
    $this->assertRaw(' has been updated.', 'Settings modified successfully for content type.');

    // Check previously create node. It should be not rated.
    $this->drupalGet($node_url);
    $this->assertResponse(200);
    $this->assertRaw(t('Rating: %rating', array('%rating' => t('Unrated'))), 'Content is not rated.');

    // Rate the content, 4 is for "Good"
    $rate = array(
      'nodeapi_example_rating' => 4,
    );
    $this->drupalPost($node_url . '/edit', $rate, t('Save'));
    $this->assertResponse(200);

    // Check that content has been rated.
    $this->assertRaw(t('Rating: %rating', array('%rating' => t('Good'))), 'Content is successfully rated.');

  }

  /**
   * Test revisions of ratings.
   *
   * Logs user in, creates an example node, and tests rating functionality with
   * a node using revisions.
   */
  public function testNodeExampleRevision() {

    // Login the user.
    $this->drupalLogin($this->webUser);

    // Create custom content type.
    $content_type = $this->drupalCreateContentType();
    $type = $content_type->type;

    // Go to edit the settings of this content type.
    $this->drupalGet('admin/structure/types/manage/' . $type);
    $this->assertResponse(200);

    // Check if the new Rating options appear in the settings page.
    $this->assertText(t('NodeAPI Example Rating'), 'Rating options found in content type.');
    $this->assertFieldByName('nodeapi_example_node_type', 1, 'Rating is Disabled by default.');

    // Disable the rating for this content type: 0 for Disabled, 1 for Enabled.
    $content_settings = array(
      'nodeapi_example_node_type' => 0,
    );
    $this->drupalPost('admin/structure/types/manage/' . $type, $content_settings, t('Save content type'));
    $this->assertResponse(200);
    $this->assertRaw(' has been updated.', 'Settings modified successfully for content type.');

    // Create an example node.
    $langcode = LANGUAGE_NONE;
    $edit = array(
      "title" => $this->randomName(),
    );
    $this->drupalPost('node/add/' . $type, $edit, t('Save'));
    $this->assertResponse(200);

    // Check that the rating is not shown, as we have not yet enabled it.
    $this->assertNoRaw('Rating: <em>', 'Extended rating information is not shown.');

    // Save current current url (we are viewing the new node).
    $node_url = $this->getUrl();

    // Enable the rating for this content type: 0 for Disabled, 1 for Enabled.
    $content_settings = array(
      'nodeapi_example_node_type' => TRUE,
    );
    $this->drupalPost('admin/structure/types/manage/' . $type, $content_settings, t('Save content type'));
    $this->assertResponse(200);
    $this->assertRaw(' has been updated.', 'Settings modified successfully for content type.');

    // Check previously create node. It should be not rated.
    $this->drupalGet($node_url);
    $this->assertResponse(200);
    $this->assertRaw(t('Rating: %rating', array('%rating' => t('Unrated'))), 'Content is not rated.');

    // Rate the content, 4 is for "Good"
    $rate = array(
      'nodeapi_example_rating' => 4,
    );
    $this->drupalPost($node_url . '/edit', $rate, t('Save'));
    $this->assertResponse(200);

    // Check that content has been rated.
    $this->assertRaw(t('Rating: %rating', array('%rating' => t('Good'))), 'Content is successfully rated.');

    // Rate the content to poor using a new revision, 1 is for "Poor"
    $rate = array(
      'nodeapi_example_rating' => 1,
      'revision'               => 1,
    );
    $this->drupalPost($node_url . '/edit', $rate, t('Save'));
    $this->assertResponse(200);

    // Check that content has been rated.
    $this->assertRaw(t('Rating: %rating', array('%rating' => t('Poor'))), 'Content is successfully rated.');

    // Now switch back to previous revision of the node.
    $this->drupalGet($node_url . '/revisions');
    // There is only a revision, so it must work just clicking the first link..
    $this->clickLink('revert');
    $revert_form = $this->getUrl();
    $this->drupalPost($revert_form, array(), t('Revert'));

    // Go back to the node page.
    $this->drupalGet($node_url);
    $this->assertResponse(200);

    // Check that content has been rated.
    $this->assertRaw(t('Rating: %rating', array('%rating' => t('Good'))), 'Content rating matches reverted revision.');

  }

}