<?php
// $Id: pathauto.test,v 1.39 2011-01-13 20:24:38 davereid Exp $

/**
 * @file
 * Functionality tests for Pathauto.
 *
 * @ingroup pathauto
 */

/**
 * Helper test class with some added functions for testing.
 */
class PathautoTestHelper extends DrupalWebTestCase {
  function setUp(array $modules = array()) {
    $modules[] = 'path';
    $modules[] = 'token';
    $modules[] = 'pathauto';
    parent::setUp($modules);
  }

  function assertToken($type, $object, $token, $expected) {
    $tokens = token_generate($type, array($token => $token), array($type => $object));
    $tokens += array($token => '');
    $this->assertIdentical($tokens[$token], $expected, t("Token value for [@type:@token] was '@actual', expected value '@expected'.", array('@type' => $type, '@token' => $token, '@actual' => $tokens[$token], '@expected' => $expected)));
  }

  function saveAlias($source, $alias, $language = LANGUAGE_NONE) {
    $alias = array(
      'source' => $source,
      'alias' => $alias,
      'language' => $language,
    );
    path_save($alias);
    return $alias;
  }

  function saveEntityAlias($entity_type, $entity, $alias, $language = LANGUAGE_NONE) {
    $uri = entity_uri($entity_type, $entity);
    return $this->saveAlias($uri['path'], $alias, $language);
  }

  function assertEntityAlias($entity_type, $entity, $expected_alias, $language = LANGUAGE_NONE) {
    $uri = entity_uri($entity_type, $entity);
    $this->assertAlias($uri['path'], $expected_alias, $language);
  }

  function assertEntityAliasExists($entity_type, $entity) {
    $uri = entity_uri($entity_type, $entity);
    return $this->assertAliasExists(array('source' => $uri['path']));
  }

  function assertNoEntityAlias($entity_type, $entity, $language = LANGUAGE_NONE) {
    $uri = entity_uri($entity_type, $entity);
    $this->assertEntityAlias($entity_type, $entity, $uri['path'], $language);
  }

  function assertNoEntityAliasExists($entity_type, $entity) {
    $uri = entity_uri($entity_type, $entity);
    $this->assertNoAliasExists(array('source' => $uri['path']));
  }

  function assertAlias($source, $expected_alias, $language = '') {
    drupal_clear_path_cache($source);
    $alias = drupal_get_path_alias($source, $language);
    $this->assertIdentical($alias, $expected_alias, t("Alias for %source with language '@language' was %actual, expected %expected.", array('%source' => $source, '%actual' => $alias, '%expected' => $expected_alias, '@language' => $language)));
  }

  function assertAliasExists($conditions) {
    $path = path_load($conditions);
    $this->assertTrue($path, t('Alias with conditions @conditions found.', array('@conditions' => var_export($conditions, TRUE))));
    return $path;
  }

  function assertNoAliasExists($conditions) {
    $alias = path_load($conditions);
    $this->assertFalse($alias, t('Alias with conditions @conditions not found.', array('@conditions' => var_export($conditions, TRUE))));
  }

  function deleteAllAliases() {
    db_delete('url_alias')->execute();
    drupal_clear_path_cache();
  }

  function addVocabulary(array $vocabulary = array()) {
    $name = drupal_strtolower($this->randomName(5));
    $vocabulary += array(
      'name' => $name,
      'machine_name' => $name,
      'nodes' => array('article' => 'article'),
    );
    $vocabulary = (object) $vocabulary;
    taxonomy_vocabulary_save($vocabulary);
    return $vocabulary;
  }

  function addTerm(stdClass $vocabulary, array $term = array()) {
    $term += array(
      'name' => drupal_strtolower($this->randomName(5)),
      'vocabulary_machine_name' => $vocabulary->machine_name,
      'vid' => $vocabulary->vid,
    );
    $term = (object) $term;
    taxonomy_term_save($term);
    return $term;
  }

  function assertEntityPattern($entity_type, $bundle, $language = LANGUAGE_NONE, $expected) {
    drupal_static_reset('pathauto_pattern_load_by_entity');
    $pattern = pathauto_pattern_load_by_entity($entity_type, $bundle, $language);
    $this->assertIdentical($expected, $pattern);
  }
}

/**
 * Unit tests for Pathauto functions.
 */
class PathautoUnitTestCase extends PathautoTestHelper {
  public static function getInfo() {
    return array(
      'name' => 'Pathauto unit tests',
      'description' => 'Unit tests for Pathauto functions.',
      'group' => 'Pathauto',
      'dependencies' => array('token'),
    );
  }

  function setUp(array $modules = array()) {
    parent::setUp($modules);
    module_load_include('inc', 'pathauto');
  }

  /**
   * Test _pathauto_get_schema_alias_maxlength().
   */
  function testGetSchemaAliasMaxLength() {
    $this->assertIdentical(_pathauto_get_schema_alias_maxlength(), 255);
  }

  /**
   * Test pathauto_pattern_load_by_entity().
   */
  function testPatternLoadByEntity() {
    variable_set('pathauto_node_story_en_pattern', ' story/en/[node:title] ');
    variable_set('pathauto_node_story_pattern', 'story/[node:title]');
    variable_set('pathauto_node_pattern', 'content/[node:title]');
    variable_set('pathauto_user_pattern', 'users/[user:name]');

    $tests = array(
      array('entity' => 'node', 'bundle' => 'story', 'language' => 'fr', 'expected' => 'story/[node:title]'),
      array('entity' => 'node', 'bundle' => 'story', 'language' => 'en', 'expected' => 'story/en/[node:title]'),
      array('entity' => 'node', 'bundle' => 'story', 'language' => LANGUAGE_NONE, 'expected' => 'story/[node:title]'),
      array('entity' => 'node', 'bundle' => 'page', 'language' => 'en', 'expected' => 'content/[node:title]'),
      array('entity' => 'user', 'bundle' => 'user', 'language' => LANGUAGE_NONE, 'expected' => 'users/[user:name]'),
      array('entity' => 'invalid-entity', 'bundle' => '', 'language' => LANGUAGE_NONE, 'expected' => ''),
    );
    foreach ($tests as $test) {
      $actual = pathauto_pattern_load_by_entity($test['entity'], $test['bundle'], $test['language']);
      $this->assertIdentical($actual, $test['expected'], t("pathauto_pattern_load_by_entity('@entity', '@bundle', '@language') returned '@actual', expected '@expected'", array('@entity' => $test['entity'], '@bundle' => $test['bundle'], '@language' => $test['language'], '@actual' => $actual, '@expected' => $test['expected'])));
    }
  }

  /**
   * Test pathauto_cleanstring().
   */
  function testCleanString() {
    $tests = array();
    variable_set('pathauto_ignore_words', ', in, is,that, the  , this, with, ');
    variable_set('pathauto_max_component_length', 20);

    // Test the 'ignored words' removal.
    $tests['this'] = 'this';
    $tests['this with that'] = 'this-with-that';
    $tests['this thing with that thing'] = 'thing-thing';

    // Test length truncation and duplicate separator removal.
    $tests[' - Pathauto is the greatest - module ever in Drupal history - '] = 'pathauto-greatest';

    foreach ($tests as $input => $expected) {
      $output = pathauto_cleanstring($input);
      $this->assertEqual($output, $expected, t("pathauto_cleanstring('@input') expected '@expected', actual '@output'", array('@input' => $input, '@expected' => $expected, '@output' => $output)));
    }
  }

  /**
   * Test pathauto_path_delete_multiple().
   */
  function testPathDeleteMultiple() {
    $this->saveAlias('node/1', 'node-1-alias');
    $this->saveAlias('node/1/view', 'node-1-alias/view');
    $this->saveAlias('node/1', 'node-1-alias-en', 'en');
    $this->saveAlias('node/1', 'node-1-alias-fr', 'fr');
    $this->saveAlias('node/2', 'node-2-alias');

    pathauto_path_delete_all('node/1');
    $this->assertNoAliasExists(array('source' => "node/1"));
    $this->assertNoAliasExists(array('source' => "node/1/view"));
    $this->assertAliasExists(array('source' => "node/2"));
  }

  /**
   * Test the different update actions in pathauto_create_alias().
   */
  function testUpdateActions() {
    // Test PATHAUTO_UPDATE_ACTION_NO_NEW with unaliased node and 'insert'.
    variable_set('pathauto_update_action', PATHAUTO_UPDATE_ACTION_NO_NEW);
    $node = $this->drupalCreateNode(array('title' => 'First title'));
    $this->assertEntityAlias('node', $node, 'content/first-title');

    // Default action is PATHAUTO_UPDATE_ACTION_DELETE.
    variable_set('pathauto_update_action', PATHAUTO_UPDATE_ACTION_DELETE);
    $node->title = 'Second title';
    pathauto_node_update($node);
    $this->assertEntityAlias('node', $node, 'content/second-title');
    $this->assertNoAliasExists(array('alias' => 'content/first-title'));

    // Test PATHAUTO_UPDATE_ACTION_LEAVE
    variable_set('pathauto_update_action', PATHAUTO_UPDATE_ACTION_LEAVE);
    $node->title = 'Third title';
    pathauto_node_update($node);
    $this->assertEntityAlias('node', $node, 'content/third-title');
    $this->assertAliasExists(array('source' => "node/{$node->nid}", 'alias' => 'content/second-title'));

    variable_set('pathauto_update_action', PATHAUTO_UPDATE_ACTION_DELETE);
    $node->title = 'Fourth title';
    pathauto_node_update($node);
    $this->assertEntityAlias('node', $node, 'content/fourth-title');
    $this->assertNoAliasExists(array('alias' => 'content/third-title'));
    // The older second alias is not deleted yet.
    $older_path = $this->assertAliasExists(array('source' => "node/{$node->nid}", 'alias' => 'content/second-title'));
    path_delete($older_path);

    variable_set('pathauto_update_action', PATHAUTO_UPDATE_ACTION_NO_NEW);
    $node->title = 'Fifth title';
    pathauto_node_update($node);
    $this->assertEntityAlias('node', $node, 'content/fourth-title');
    $this->assertNoAliasExists(array('alias' => 'content/fith-title'));

    // Test PATHAUTO_UPDATE_ACTION_NO_NEW with unaliased node and 'update'.
    $this->deleteAllAliases();
    pathauto_node_update($node);
    $this->assertEntityAlias('node', $node, 'content/fifth-title');

    // Test PATHAUTO_UPDATE_ACTION_NO_NEW with unaliased node and 'bulkupdate'.
    $this->deleteAllAliases();
    $node->title = 'Sixth title';
    pathauto_node_update_alias($node, 'bulkupdate');
    $this->assertEntityAlias('node', $node, 'content/sixth-title');
  }

  /**
   * Test that pathauto_create_alias() will not create an alias for a pattern
   * that does not get any tokens replaced.
   */
  function testNoTokensNoAlias() {
    $node = $this->drupalCreateNode(array('title' => ''));
    $this->assertNoEntityAliasExists('node', $node);

    $node->title = 'hello';
    pathauto_node_update($node);
    $this->assertEntityAlias('node', $node, 'content/hello');
  }

  /**
   * Test the handling of path vs non-path tokens in pathauto_clean_token_values().
   */
  function testPathTokens() {
    variable_set('pathauto_taxonomy_term_pattern', '[term:parent:url:alias]/[term:name]');
    $vocab = $this->addVocabulary();

    $term1 = $this->addTerm($vocab, array('name' => 'Parent term'));
    $this->assertEntityAlias('taxonomy_term', $term1, 'parent-term');

    $term2 = $this->addTerm($vocab, array('name' => 'Child term', 'parent' => $term1->tid));
    $this->assertEntityAlias('taxonomy_term', $term2, 'parent-term/child-term');

    $this->saveEntityAlias('taxonomy_term', $term1, 'My Crazy/Alias/');
    pathauto_taxonomy_term_update($term2);
    $this->assertEntityAlias('taxonomy_term', $term2, 'My Crazy/Alias/child-term');
  }

  function testEntityBundleRenamingDeleting() {
    // Create a vocabulary and test that it's pattern variable works.
    $vocab = $this->addVocabulary(array('machine_name' => 'old_name'));
    variable_set('pathauto_taxonomy_term_pattern', 'base');
    variable_set("pathauto_taxonomy_term_old_name_pattern", 'bundle');
    $this->assertEntityPattern('taxonomy_term', 'old_name', LANGUAGE_NONE, 'bundle');

    // Rename the vocabulary's machine name, which should cause its pattern
    // variable to also be renamed.
    $vocab->machine_name = 'new_name';
    taxonomy_vocabulary_save($vocab);
    $this->assertEntityPattern('taxonomy_term', 'new_name', LANGUAGE_NONE, 'bundle');
    $this->assertEntityPattern('taxonomy_term', 'old_name', LANGUAGE_NONE, 'base');

    // Delete the vocabulary, which should cause its pattern variable to also
    // be deleted.
    taxonomy_vocabulary_delete($vocab->vid);
    $this->assertEntityPattern('taxonomy_term', 'new_name', LANGUAGE_NONE, 'base');
  }
}

/**
 * Helper test class with some added functions for testing.
 */
class PathautoFunctionalTestHelper extends PathautoTestHelper {
  protected $admin_user;

  function setUp(array $modules = array()) {
    parent::setUp($modules);

    // Set pathauto settings we assume to be as-is in this test.
    variable_set('pathauto_node_page_pattern', 'content/[node:title]');

    // Allow other modules to add additional permissions for the admin user.
    $permissions = array(
      'administer pathauto',
      'administer url aliases',
      'create url aliases',
      'administer nodes',
      'bypass node access',
      'access content overview',
      'administer users',
    );
    $args = func_get_args();
    if (isset($args[1]) && is_array($args[1])) {
      $permissions = array_merge($permissions, $args[1]);
    }
    $this->admin_user = $this->drupalCreateUser($permissions);

    $this->drupalLogin($this->admin_user);
  }
}

/**
 * Test basic pathauto functionality.
 */
class PathautoFunctionalTestCase extends PathautoFunctionalTestHelper {
  public static function getInfo() {
    return array(
      'name' => 'Pathauto basic tests',
      'description' => 'Test basic pathauto functionality.',
      'group' => 'Pathauto',
      'dependencies' => array('token'),
    );
  }

  /**
   * Basic functional testing of Pathauto.
   */
  function testNodeEditing() {
    // Create node for testing by previewing and saving the node form.
    $random_title = $this->randomName(10);
    $title = ' Simpletest title ' . $random_title . ' [';
    $automatic_alias = 'content/simpletest-title-' . strtolower($random_title);
    $this->drupalPost('node/add/page', array('title' => $title), 'Preview');
    $this->drupalPost(NULL, array(), 'Save');

    $node = $this->drupalGetNodeByTitle($title);
    $this->assertEqual($this->getUrl(), url($automatic_alias, array('absolute' => TRUE)), 'Generated alias associated with the node.');

    // Look for alias generated in the form.
    $this->drupalGet('node/' . $node->nid . '/edit');
    $this->assertFieldChecked('edit-path-pathauto');
    $this->assertFieldByName('path[alias]', $automatic_alias, 'Generated alias visible in the path alias field.');

    // Check whether the alias actually works.
    $this->drupalGet($automatic_alias);
    $this->assertText($title, 'Node accessible through automatic alias.');

    // Manually set the node's alias.
    $manual_alias = 'content/' . $node->nid;
    $edit = array(
      'path[pathauto]' => FALSE,
      'path[alias]' => $manual_alias,
    );
    $this->drupalPost('node/' . $node->nid . '/edit', $edit, t('Save'));
    $this->assertText(t('@type @title has been updated', array('@type' => 'Basic page', '@title' => $title)));

    // Check that the automatic alias checkbox is now unchecked by default.
    $this->drupalGet('node/' . $node->nid . '/edit');
    $this->assertNoFieldChecked('edit-path-pathauto');
    $this->assertFieldByName('path[alias]', $manual_alias);

    // Submit the node form with the default values.
    $this->drupalPost(NULL, array(), t('Save'));
    $this->assertText(t('@type @title has been updated', array('@type' => 'Basic page', '@title' => $title)));

    // Test that the old (automatic) alias has been deleted and only accessible
    // through the new (manual) alias.
    $this->drupalGet($automatic_alias);
    $this->assertResponse(404, 'Node not accessible through automatic alias.');
    $this->drupalGet($manual_alias);
    $this->assertText($title, 'Node accessible through manual alias.');
  }

  /**
   * Test node operations.
   */
  function testNodeOperations() {
    $node1 = $this->drupalCreateNode(array('title' => 'node1'));
    $node2 = $this->drupalCreateNode(array('title' => 'node2'));

    // Delete all current URL aliases.
    $this->deleteAllAliases();

    $edit = array(
      'operation' => 'pathauto_update_alias',
      "nodes[{$node1->nid}]" => TRUE,
    );
    $this->drupalPost('admin/content', $edit, t('Update'));
    $this->assertText('Updated URL alias for 1 node.');

    $this->assertEntityAlias('node', $node1, 'content/' . $node1->title);
    $this->assertEntityAlias('node', $node2, 'node/' . $node2->nid);
  }

  /**
   * Test user operations.
   */
  function testUserOperations() {
    $account = $this->drupalCreateUser();

    // Delete all current URL aliases.
    $this->deleteAllAliases();

    $edit = array(
      'operation' => 'pathauto_update_alias',
      "accounts[{$account->uid}]" => TRUE,
    );
    $this->drupalPost('admin/people', $edit, t('Update'));
    $this->assertText('Updated URL alias for 1 user account.');

    $this->assertEntityAlias('user', $account, 'users/' . drupal_strtolower($account->name));
    $this->assertEntityAlias('user', $this->admin_user, 'user/' . $this->admin_user->uid);
  }

  function testSettingsValidation() {
    $edit = array();
    $edit['pathauto_max_length'] = 'abc';
    $edit['pathauto_max_component_length'] = 'abc';
    $this->drupalPost('admin/config/search/path/settings', $edit, 'Save configuration');
    $this->assertText('The field Maximum alias length is not a valid number.');
    $this->assertText('The field Maximum component length is not a valid number.');
    $this->assertNoText('The configuration options have been saved.');

    $edit['pathauto_max_length'] = '0';
    $edit['pathauto_max_component_length'] = '0';
    $this->drupalPost('admin/config/search/path/settings', $edit, 'Save configuration');
    $this->assertText('The field Maximum alias length cannot be less than 1.');
    $this->assertText('The field Maximum component length cannot be less than 1.');
    $this->assertNoText('The configuration options have been saved.');

    $edit['pathauto_max_length'] = '999';
    $edit['pathauto_max_component_length'] = '999';
    $this->drupalPost('admin/config/search/path/settings', $edit, 'Save configuration');
    $this->assertText('The field Maximum alias length cannot be greater than 255.');
    $this->assertText('The field Maximum component length cannot be greater than 255.');
    $this->assertNoText('The configuration options have been saved.');

    $edit['pathauto_max_length'] = '50';
    $edit['pathauto_max_component_length'] = '50';
    $this->drupalPost('admin/config/search/path/settings', $edit, 'Save configuration');
    $this->assertText('The configuration options have been saved.');
  }

  function testPatternsValidation() {
    $edit = array();
    $edit['pathauto_node_pattern'] = '[node:title]/[user:name]/[term:name]';
    $edit['pathauto_node_page_pattern'] = 'page';
    $this->drupalPost('admin/config/search/path/patterns', $edit, 'Save configuration');
    $this->assertText('The Default path pattern (applies to all content types with blank patterns below) is using the following invalid tokens: [user:name], [term:name].');
    $this->assertText('The Pattern for all Basic page paths cannot contain fewer than one token.');
    $this->assertNoText('The configuration options have been saved.');

    $edit['pathauto_node_pattern'] = '[node:title]';
    $edit['pathauto_node_page_pattern'] = 'page/[node:title]';
    $edit['pathauto_node_article_pattern'] = '';
    $this->drupalPost('admin/config/search/path/patterns', $edit, 'Save configuration');
    $this->assertText('The configuration options have been saved.');
  }
}

class PathautoLocaleTestCase extends PathautoFunctionalTestHelper {
  public static function getInfo() {
    return array(
      'name' => 'Pathauto localization tests',
      'description' => 'Test pathauto functionality with localization and translation.',
      'group' => 'Pathauto',
      'dependencies' => array('token'),
    );
  }

  function setUp(array $modules = array()) {
    $modules[] = 'locale';
    $modules[] = 'translation';
    parent::setUp($modules, array('administer languages'));

    // Add predefined French language and reset the locale cache.
    require_once DRUPAL_ROOT . '/includes/locale.inc';
    locale_add_language('fr', NULL, NULL, LANGUAGE_LTR, '', 'fr');
    drupal_language_initialize();
  }

  /**
   * Test that when an English node is updated, its old English alias is
   * updated and its newer French alias is left intact.
   */
  function testLanguageAliases() {
    $node = array(
      'title' => 'English node',
      'language' => 'en',
      'body' => array('en' => array(array())),
      'path' => array(
        'alias' => 'english-node',
        'pathauto' => FALSE,
      ),
    );
    $node = $this->drupalCreateNode($node);
    $english_alias = path_load(array('alias' => 'english-node', 'language' => 'en'));
    $this->assertTrue($english_alias, 'Alias created with proper language.');

    // Also save a French alias that should not be left alone, even though
    // it is the newer alias.
    $this->saveEntityAlias('node', $node, 'french-node', 'fr');

    // Add an alias with the soon-to-be generated alias, causing the upcoming
    // alias update to generate a unique alias with the '-0' suffix.
    $this->saveAlias('node/invalid', 'content/english-node', LANGUAGE_NONE);

    // Update the node, triggering a change in the English alias.
    $node->path['pathauto'] = TRUE;
    pathauto_node_update($node);

    // Check that the new English alias replaced the old one.
    $this->assertEntityAlias('node', $node, 'content/english-node-0', 'en');
    $this->assertEntityAlias('node', $node, 'french-node', 'fr');
    $this->assertAliasExists(array('pid' => $english_alias['pid'], 'alias' => 'content/english-node-0'));
  }
}

/**
 * Bulk update functionality tests.
 */
class PathautoBulkUpdateTestCase extends PathautoFunctionalTestHelper {
  private $nodes;

  public static function getInfo() {
    return array(
      'name' => 'Pathauto bulk updating',
      'description' => 'Tests bulk updating of URL aliases.',
      'group' => 'Pathauto',
      'dependencies' => array('token'),
    );
  }

  function testBulkUpdate() {
    // Create some nodes.
    $this->nodes = array();
    for ($i = 1; $i <= 5; $i++) {
      $node = $this->drupalCreateNode();
      $this->nodes[$node->nid] = $node;
    }

    // Clear out all aliases.
    $this->deleteAllAliases();

    // Bulk create aliases.
    $edit = array(
      'update[node_pathauto_bulk_update_batch_process]' => TRUE,
      'update[user_pathauto_bulk_update_batch_process]' => TRUE,
    );
    $this->drupalPost('admin/config/search/path/update_bulk', $edit, t('Update'));
    $this->assertText('Generated 7 URL aliases.'); // 5 nodes + 2 users

    // Check that aliases have actually been created.
    foreach ($this->nodes as $node) {
      $this->assertEntityAliasExists('node', $node);
    }
    $this->assertEntityAliasExists('user', $this->admin_user);

    // Add a new node.
    $new_node = $this->drupalCreateNode(array('path' => array('alias' => '', 'pathauto' => FALSE)));

    // Run the update again which should only run against the new node.
    $this->drupalPost('admin/config/search/path/update_bulk', $edit, t('Update'));
    $this->assertText('Generated 1 URL alias.'); // 1 node + 0 users

    $this->assertEntityAliasExists('node', $new_node);
  }
}