<?php

/**

 * @file

 * Tests for the Path module.

 */

/**

 * Provides a base class for testing the Path module.

 */

class PathTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Path alias functionality',

      'description' => 'Add, edit, delete, and change alias and verify its consistency in the database.',

      'group' => 'Path',

    );

  }

  function setUp() {

    parent::setUp('path');

    // Create test user and login.

    $web_user = $this->drupalCreateUser(array('create page content', 'edit own page content', 'administer url aliases', 'create url aliases'));

    $this->drupalLogin($web_user);

  }

  /**

   * Tests the path cache.

   */

  function testPathCache() {

    // Create test node.

    $node1 = $this->drupalCreateNode();

    // Create alias.

    $edit = array();

    $edit['source'] = 'node/' . $node1->nid;

    $edit['alias'] = $this->randomName(8);

    $this->drupalPost('admin/config/search/path/add', $edit, t('Save'));

    // Visit the system path for the node and confirm a cache entry is

    // created.

    cache_clear_all('*', 'cache_path', TRUE);

    $this->drupalGet($edit['source']);

    $this->assertTrue(cache_get($edit['source'], 'cache_path'), 'Cache entry was created.');

    // Visit the alias for the node and confirm a cache entry is created.

    cache_clear_all('*', 'cache_path', TRUE);

    $this->drupalGet($edit['alias']);

    $this->assertTrue(cache_get($edit['source'], 'cache_path'), 'Cache entry was created.');

  }

  /**

   * Tests alias functionality through the admin interfaces.

   */

  function testAdminAlias() {

    // Create test node.

    $node1 = $this->drupalCreateNode();

    // Create alias.

    $edit = array();

    $edit['source'] = 'node/' . $node1->nid;

    $edit['alias'] = $this->randomName(8);

    $this->drupalPost('admin/config/search/path/add', $edit, t('Save'));

    // Confirm that the alias works.

    $this->drupalGet($edit['alias']);

    $this->assertText($node1->title, 'Alias works.');

    $this->assertResponse(200);

    // Change alias to one containing "exotic" characters.

    $pid = $this->getPID($edit['alias']);

    $previous = $edit['alias'];

    $edit['alias'] = "- ._~!$'\"()*@[]?&+%#,;=:" . // "Special" ASCII characters.

      "%23%25%26%2B%2F%3F" . // Characters that look like a percent-escaped string.

      "éøïвβ中國書۞"; // Characters from various non-ASCII alphabets.

    $this->drupalPost('admin/config/search/path/edit/' . $pid, $edit, t('Save'));

    // Confirm that the alias works.

    $this->drupalGet($edit['alias']);

    $this->assertText($node1->title, 'Changed alias works.');

    $this->assertResponse(200);

    drupal_static_reset('drupal_lookup_path');

    // Confirm that previous alias no longer works.

    $this->drupalGet($previous);

    $this->assertNoText($node1->title, 'Previous alias no longer works.');

    $this->assertResponse(404);

    // Create second test node.

    $node2 = $this->drupalCreateNode();

    // Set alias to second test node.

    $edit['source'] = 'node/' . $node2->nid;

    // leave $edit['alias'] the same

    $this->drupalPost('admin/config/search/path/add', $edit, t('Save'));

    // Confirm no duplicate was created.

    $this->assertRaw(t('The alias %alias is already in use in this language.', array('%alias' => $edit['alias'])), 'Attempt to move alias was rejected.');

    // Delete alias.

    $this->drupalPost('admin/config/search/path/edit/' . $pid, array(), t('Delete'));

    $this->drupalPost(NULL, array(), t('Confirm'));

    // Confirm that the alias no longer works.

    $this->drupalGet($edit['alias']);

    $this->assertNoText($node1->title, 'Alias was successfully deleted.');

    $this->assertResponse(404);

  }

  /**

   * Tests alias functionality through the node interfaces.

   */

  function testNodeAlias() {

    // Create test node.

    $node1 = $this->drupalCreateNode();

    // Create alias.

    $edit = array();

    $edit['path[alias]'] = $this->randomName(8);

    $this->drupalPost('node/' . $node1->nid . '/edit', $edit, t('Save'));

    // Confirm that the alias works.

    $this->drupalGet($edit['path[alias]']);

    $this->assertText($node1->title, 'Alias works.');

    $this->assertResponse(200);

    // Change alias to one containing "exotic" characters.

    $previous = $edit['path[alias]'];

    $edit['path[alias]'] = "- ._~!$'\"()*@[]?&+%#,;=:" . // "Special" ASCII characters.

      "%23%25%26%2B%2F%3F" . // Characters that look like a percent-escaped string.

      "éøïвβ中國書۞"; // Characters from various non-ASCII alphabets.

    $this->drupalPost('node/' . $node1->nid . '/edit', $edit, t('Save'));

    // Confirm that the alias works.

    $this->drupalGet($edit['path[alias]']);

    $this->assertText($node1->title, 'Changed alias works.');

    $this->assertResponse(200);

    // Make sure that previous alias no longer works.

    $this->drupalGet($previous);

    $this->assertNoText($node1->title, 'Previous alias no longer works.');

    $this->assertResponse(404);

    // Create second test node.

    $node2 = $this->drupalCreateNode();

    // Set alias to second test node.

    // Leave $edit['path[alias]'] the same.

    $this->drupalPost('node/' . $node2->nid . '/edit', $edit, t('Save'));

    // Confirm that the alias didn't make a duplicate.

    $this->assertText(t('The alias is already in use.'), 'Attempt to moved alias was rejected.');

    // Delete alias.

    $this->drupalPost('node/' . $node1->nid . '/edit', array('path[alias]' => ''), t('Save'));

    // Confirm that the alias no longer works.

    $this->drupalGet($edit['path[alias]']);

    $this->assertNoText($node1->title, 'Alias was successfully deleted.');

    $this->assertResponse(404);

  }

  /**

   * Returns the path ID.

   *

   * @param $alias

   *   A string containing an aliased path.

   *

   * @return int

   *   Integer representing the path ID.

   */

  function getPID($alias) {

    return db_query("SELECT pid FROM {url_alias} WHERE alias = :alias", array(':alias' => $alias))->fetchField();

  }

  /**

   * Tests that duplicate aliases fail validation.

   */

  function testDuplicateNodeAlias() {

    // Create one node with a random alias.

    $node_one = $this->drupalCreateNode();

    $edit = array();

    $edit['path[alias]'] = $this->randomName();

    $this->drupalPost('node/' . $node_one->nid . '/edit', $edit, t('Save'));

    // Now create another node and try to set the same alias.

    $node_two = $this->drupalCreateNode();

    $this->drupalPost('node/' . $node_two->nid . '/edit', $edit, t('Save'));

    $this->assertText(t('The alias is already in use.'));

    $this->assertFieldByXPath("//input[@name='path[alias]' and contains(@class, 'error')]", $edit['path[alias]'], 'Textfield exists and has the error class.');

  }

}

/**

 * Tests URL aliases for taxonomy terms.

 */

class PathTaxonomyTermTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Taxonomy term URL aliases',

      'description' => 'Tests URL aliases for taxonomy terms.',

      'group' => 'Path',

    );

  }

  function setUp() {

    parent::setUp('path', 'taxonomy');

    // Create and login user.

    $web_user = $this->drupalCreateUser(array('administer url aliases', 'administer taxonomy', 'access administration pages'));

    $this->drupalLogin($web_user);

  }

  /**

   * Tests alias functionality through the admin interfaces.

   */

  function testTermAlias() {

    // Create a term in the default 'Tags' vocabulary with URL alias.

    $vocabulary = taxonomy_vocabulary_load(1);

    $description = $this->randomName();;

    $edit = array();

    $edit['name'] = $this->randomName();

    $edit['description[value]'] = $description;

    $edit['path[alias]'] = $this->randomName();

    $this->drupalPost('admin/structure/taxonomy/' . $vocabulary->machine_name . '/add', $edit, t('Save'));

    // Confirm that the alias works.

    $this->drupalGet($edit['path[alias]']);

    $this->assertText($description, 'Term can be accessed on URL alias.');

    // Change the term's URL alias.

    $tid = db_query("SELECT tid FROM {taxonomy_term_data} WHERE name = :name", array(':name' => $edit['name']))->fetchField();

    $edit2 = array();

    $edit2['path[alias]'] = $this->randomName();

    $this->drupalPost('taxonomy/term/' . $tid . '/edit', $edit2, t('Save'));

    // Confirm that the changed alias works.

    $this->drupalGet($edit2['path[alias]']);

    $this->assertText($description, 'Term can be accessed on changed URL alias.');

    // Confirm that the old alias no longer works.

    $this->drupalGet($edit['path[alias]']);

    $this->assertNoText($description, 'Old URL alias has been removed after altering.');

    $this->assertResponse(404, 'Old URL alias returns 404.');

    // Remove the term's URL alias.

    $edit3 = array();

    $edit3['path[alias]'] = '';

    $this->drupalPost('taxonomy/term/' . $tid . '/edit', $edit3, t('Save'));

    // Confirm that the alias no longer works.

    $this->drupalGet($edit2['path[alias]']);

    $this->assertNoText($description, 'Old URL alias has been removed after altering.');

    $this->assertResponse(404, 'Old URL alias returns 404.');

  }

}

/**

 * Tests URL aliases for translated nodes.

 */

class PathLanguageTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Path aliases with translated nodes',

      'description' => 'Confirm that paths work with translated nodes',

      'group' => 'Path',

    );

  }

  function setUp() {

    parent::setUp('path', 'locale', 'translation');

    // Create and login user.

    $this->web_user = $this->drupalCreateUser(array('edit any page content', 'create page content', 'administer url aliases', 'create url aliases', 'administer languages', 'translate content', 'access administration pages'));

    $this->drupalLogin($this->web_user);

    // Enable French language.

    $edit = array();

    $edit['langcode'] = 'fr';

    $this->drupalPost('admin/config/regional/language/add', $edit, t('Add language'));

    // Enable URL language detection and selection.

    $edit = array('language[enabled][locale-url]' => 1);

    $this->drupalPost('admin/config/regional/language/configure', $edit, t('Save settings'));

  }

  /**

   * Test alias functionality through the admin interfaces.

   */

  function testAliasTranslation() {

    // Set 'page' content type to enable translation.

    variable_set('language_content_type_page', 2);

    $english_node = $this->drupalCreateNode(array('type' => 'page'));

    $english_alias = $this->randomName();

    // Edit the node to set language and path.

    $edit = array();

    $edit['language'] = 'en';

    $edit['path[alias]'] = $english_alias;

    $this->drupalPost('node/' . $english_node->nid . '/edit', $edit, t('Save'));

    // Confirm that the alias works.

    $this->drupalGet($english_alias);

    $this->assertText($english_node->title, 'Alias works.');

    // Translate the node into French.

    $this->drupalGet('node/' . $english_node->nid . '/translate');

    $this->clickLink(t('add translation'));

    $edit = array();

    $langcode = LANGUAGE_NONE;

    $edit["title"] = $this->randomName();

    $edit["body[$langcode][0][value]"] = $this->randomName();

    $french_alias = $this->randomName();

    $edit['path[alias]'] = $french_alias;

    $this->drupalPost(NULL, $edit, t('Save'));

    // Clear the path lookup cache.

    drupal_lookup_path('wipe');

    // Ensure the node was created.

    $french_node = $this->drupalGetNodeByTitle($edit["title"]);

    $this->assertTrue(($french_node), 'Node found in database.');

    // Confirm that the alias works.

    $this->drupalGet('fr/' . $edit['path[alias]']);

    $this->assertText($french_node->title, 'Alias for French translation works.');

    // Confirm that the alias is returned by url().

    drupal_static_reset('language_list');

    drupal_static_reset('locale_url_outbound_alter');

    $languages = language_list();

    $url = url('node/' . $french_node->nid, array('language' => $languages[$french_node->language]));

    $this->assertTrue(strpos($url, $edit['path[alias]']), 'URL contains the path alias.');

    // Confirm that the alias works even when changing language negotiation

    // options. Enable User language detection and selection over URL one.

    $edit = array(

      'language[enabled][locale-user]' => 1,

      'language[weight][locale-user]' => -9,

      'language[enabled][locale-url]' => 1,

      'language[weight][locale-url]' => -8,

    );

    $this->drupalPost('admin/config/regional/language/configure', $edit, t('Save settings'));

    // Change user language preference.

    $edit = array('language' => 'fr');

    $this->drupalPost("user/{$this->web_user->uid}/edit", $edit, t('Save'));

    // Check that the English alias works. In this situation French is the

    // current UI and content language, while URL language is English (since we

    // do not have a path prefix we fall back to the site's default language).

    // We need to ensure that the user language preference is not taken into

    // account while determining the path alias language, because if this

    // happens we have no way to check that the path alias is valid: there is no

    // path alias for French matching the english alias. So drupal_lookup_path()

    // needs to use the URL language to check whether the alias is valid.

    $this->drupalGet($english_alias);

    $this->assertText($english_node->title, 'Alias for English translation works.');

    // Check that the French alias works.

    $this->drupalGet("fr/$french_alias");

    $this->assertText($french_node->title, 'Alias for French translation works.');

    // Disable URL language negotiation.

    $edit = array('language[enabled][locale-url]' => FALSE);

    $this->drupalPost('admin/config/regional/language/configure', $edit, t('Save settings'));

    // Check that the English alias still works.

    $this->drupalGet($english_alias);

    $this->assertText($english_node->title, 'Alias for English translation works.');

    // Check that the French alias is not available. We check the unprefixed

    // alias because we disabled URL language negotiation above. In this

    // situation only aliases in the default language and language neutral ones

    // should keep working.

    $this->drupalGet($french_alias);

    $this->assertResponse(404, 'Alias for French translation is unavailable when URL language negotiation is disabled.');

    // drupal_lookup_path() has an internal static cache. Check to see that

    // it has the appropriate contents at this point.

    drupal_lookup_path('wipe');

    $french_node_path = drupal_lookup_path('source', $french_alias, $french_node->language);

    $this->assertEqual($french_node_path, 'node/' . $french_node->nid, 'Normal path works.');

    // Second call should return the same path.

    $french_node_path = drupal_lookup_path('source', $french_alias, $french_node->language);

    $this->assertEqual($french_node_path, 'node/' . $french_node->nid, 'Normal path is the same.');

    // Confirm that the alias works.

    $french_node_alias = drupal_lookup_path('alias', 'node/' . $french_node->nid, $french_node->language);

    $this->assertEqual($french_node_alias, $french_alias, 'Alias works.');

    // Second call should return the same alias.

    $french_node_alias = drupal_lookup_path('alias', 'node/' . $french_node->nid, $french_node->language);

    $this->assertEqual($french_node_alias, $french_alias, 'Alias is the same.');

  }

}

/**

 * Tests the user interface for creating path aliases, with languages.

 */

class PathLanguageUITestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Path aliases with languages',

      'description' => 'Confirm that the Path module user interface works with languages.',

      'group' => 'Path',

    );

  }

  function setUp() {

    parent::setUp('path', 'locale');

    // Create and login user.

    $web_user = $this->drupalCreateUser(array('edit any page content', 'create page content', 'administer url aliases', 'create url aliases', 'administer languages', 'access administration pages'));

    $this->drupalLogin($web_user);

    // Enable French language.

    $edit = array();

    $edit['langcode'] = 'fr';

    $this->drupalPost('admin/config/regional/language/add', $edit, t('Add language'));

    // Enable URL language detection and selection.

    $edit = array('language[enabled][locale-url]' => 1);

    $this->drupalPost('admin/config/regional/language/configure', $edit, t('Save settings'));

  }

  /**

   * Tests that a language-neutral URL alias works.

   */

  function testLanguageNeutralURLs() {

    $name = $this->randomName(8);

    $edit = array();

    $edit['source'] = 'admin/config/search/path';

    $edit['alias'] = $name;

    $this->drupalPost('admin/config/search/path/add', $edit, t('Save'));

    $this->drupalGet($name);

    $this->assertText(t('Filter aliases'), 'Language-neutral URL alias works');

  }

  /**

   * Tests that a default language URL alias works.

   */

  function testDefaultLanguageURLs() {

    $name = $this->randomName(8);

    $edit = array();

    $edit['source'] = 'admin/config/search/path';

    $edit['alias'] = $name;

    $edit['language'] = 'en';

    $this->drupalPost('admin/config/search/path/add', $edit, t('Save'));

    $this->drupalGet($name);

    $this->assertText(t('Filter aliases'), 'English URL alias works');

  }

  /**

   * Tests that a non-default language URL alias works.

   */

  function testNonDefaultURLs() {

    $name = $this->randomName(8);

    $edit = array();

    $edit['source'] = 'admin/config/search/path';

    $edit['alias'] = $name;

    $edit['language'] = 'fr';

    $this->drupalPost('admin/config/search/path/add', $edit, t('Save'));

    $this->drupalGet('fr/' . $name);

    $this->assertText(t('Filter aliases'), 'Foreign URL alias works');

  }

}

/**

 * Tests that paths are not prefixed on a monolingual site.

 */

class PathMonolingualTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Paths on non-English monolingual sites',

      'description' => 'Confirm that paths are not changed on monolingual non-English sites',

      'group' => 'Path',

    );

  }

  function setUp() {

    global $language;

    parent::setUp('path', 'locale', 'translation');

    // Create and login user.

    $web_user = $this->drupalCreateUser(array('administer languages', 'access administration pages'));

    $this->drupalLogin($web_user);

    // Enable French language.

    $edit = array();

    $edit['langcode'] = 'fr';

    $this->drupalPost('admin/config/regional/language/add', $edit, t('Add language'));

    // Make French the default language.

    $edit = array('site_default' => 'fr');

    $this->drupalPost('admin/config/regional/language', $edit, t('Save configuration'));

    // Disable English.

    $edit = array('enabled[en]' => FALSE);

    $this->drupalPost('admin/config/regional/language', $edit, t('Save configuration'));

    // Verify that French is the only language.

    $this->assertFalse(drupal_multilingual(), 'Site is mono-lingual');

    $this->assertEqual(language_default('language'), 'fr', 'French is the default language');

    // Set language detection to URL.

    $edit = array('language[enabled][locale-url]' => TRUE);

    $this->drupalPost('admin/config/regional/language/configure', $edit, t('Save settings'));

    // Force languages to be initialized.

    drupal_language_initialize();

  }

  /**

   * Verifies that links do not have language prefixes in them.

   */

  function testPageLinks() {

    // Navigate to 'admin/config' path.

    $this->drupalGet('admin/config');

    // Verify that links in this page do not have a 'fr/' prefix.