cms/drupal/modules/book/book.test
changeset 541 e756a8c72c3d
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540:07239de796bb 541:e756a8c72c3d
       
     1 <?php
       
     2 
       
     3 /**
       
     4  * @file
       
     5  * Tests for book.module.
       
     6  */
       
     7 
       
     8 /**
       
     9  * Tests the functionality of the Book module.
       
    10  */
       
    11 class BookTestCase extends DrupalWebTestCase {
       
    12 
       
    13   /**
       
    14    * A book node.
       
    15    *
       
    16    * @var object
       
    17    */
       
    18   protected $book;
       
    19 
       
    20   /**
       
    21    * A user with permission to create and edit books.
       
    22    *
       
    23    * @var object
       
    24    */
       
    25   protected $book_author;
       
    26 
       
    27   /**
       
    28    * A user with permission to view a book and access printer-friendly version.
       
    29    *
       
    30    * @var object
       
    31    */
       
    32   protected $web_user;
       
    33 
       
    34   /**
       
    35    * A user with permission to create and edit books and to administer blocks.
       
    36    *
       
    37    * @var object
       
    38    */
       
    39   protected $admin_user;
       
    40 
       
    41   public static function getInfo() {
       
    42     return array(
       
    43       'name' => 'Book functionality',
       
    44       'description' => 'Create a book, add pages, and test book interface.',
       
    45       'group' => 'Book',
       
    46     );
       
    47   }
       
    48 
       
    49   function setUp() {
       
    50     parent::setUp(array('book', 'node_access_test'));
       
    51 
       
    52     // node_access_test requires a node_access_rebuild().
       
    53     node_access_rebuild();
       
    54 
       
    55     // Create users.
       
    56     $this->book_author = $this->drupalCreateUser(array('create new books', 'create book content', 'edit own book content', 'add content to books'));
       
    57     $this->web_user = $this->drupalCreateUser(array('access printer-friendly version', 'node test view'));
       
    58     $this->admin_user = $this->drupalCreateUser(array('create new books', 'create book content', 'edit own book content', 'add content to books', 'administer blocks', 'administer permissions', 'administer book outlines', 'node test view'));
       
    59   }
       
    60 
       
    61   /**
       
    62    * Creates a new book with a page hierarchy.
       
    63    */
       
    64   function createBook() {
       
    65     // Create new book.
       
    66     $this->drupalLogin($this->book_author);
       
    67 
       
    68     $this->book = $this->createBookNode('new');
       
    69     $book = $this->book;
       
    70 
       
    71     /*
       
    72      * Add page hierarchy to book.
       
    73      * Book
       
    74      *  |- Node 0
       
    75      *   |- Node 1
       
    76      *   |- Node 2
       
    77      *  |- Node 3
       
    78      *  |- Node 4
       
    79      */
       
    80     $nodes = array();
       
    81     $nodes[] = $this->createBookNode($book->nid); // Node 0.
       
    82     $nodes[] = $this->createBookNode($book->nid, $nodes[0]->book['mlid']); // Node 1.
       
    83     $nodes[] = $this->createBookNode($book->nid, $nodes[0]->book['mlid']); // Node 2.
       
    84     $nodes[] = $this->createBookNode($book->nid); // Node 3.
       
    85     $nodes[] = $this->createBookNode($book->nid); // Node 4.
       
    86 
       
    87     $this->drupalLogout();
       
    88 
       
    89     return $nodes;
       
    90   }
       
    91 
       
    92   /**
       
    93    * Tests book functionality through node interfaces.
       
    94    */
       
    95   function testBook() {
       
    96     // Create new book.
       
    97     $nodes = $this->createBook();
       
    98     $book = $this->book;
       
    99 
       
   100     $this->drupalLogin($this->web_user);
       
   101 
       
   102     // Check that book pages display along with the correct outlines and
       
   103     // previous/next links.
       
   104     $this->checkBookNode($book, array($nodes[0], $nodes[3], $nodes[4]), FALSE, FALSE, $nodes[0], array());
       
   105     $this->checkBookNode($nodes[0], array($nodes[1], $nodes[2]), $book, $book, $nodes[1], array($book));
       
   106     $this->checkBookNode($nodes[1], NULL, $nodes[0], $nodes[0], $nodes[2], array($book, $nodes[0]));
       
   107     $this->checkBookNode($nodes[2], NULL, $nodes[1], $nodes[0], $nodes[3], array($book, $nodes[0]));
       
   108     $this->checkBookNode($nodes[3], NULL, $nodes[2], $book, $nodes[4], array($book));
       
   109     $this->checkBookNode($nodes[4], NULL, $nodes[3], $book, FALSE, array($book));
       
   110 
       
   111     $this->drupalLogout();
       
   112 
       
   113     // Create a second book, and move an existing book page into it.
       
   114     $this->drupalLogin($this->book_author);
       
   115     $other_book = $this->createBookNode('new');
       
   116     $node = $this->createBookNode($book->nid);
       
   117     $edit = array('book[bid]' => $other_book->nid);
       
   118     $this->drupalPost('node/' . $node->nid . '/edit', $edit, t('Save'));
       
   119 
       
   120     $this->drupalLogout();
       
   121     $this->drupalLogin($this->web_user);
       
   122 
       
   123     // Check that the nodes in the second book are displayed correctly.
       
   124     // First we must set $this->book to the second book, so that the
       
   125     // correct regex will be generated for testing the outline.
       
   126     $this->book = $other_book;
       
   127     $this->checkBookNode($other_book, array($node), FALSE, FALSE, $node, array());
       
   128     $this->checkBookNode($node, NULL, $other_book, $other_book, FALSE, array($other_book));
       
   129   }
       
   130 
       
   131   /**
       
   132    * Checks the outline of sub-pages; previous, up, and next.
       
   133    *
       
   134    * Also checks the printer friendly version of the outline.
       
   135    *
       
   136    * @param $node
       
   137    *   Node to check.
       
   138    * @param $nodes
       
   139    *   Nodes that should be in outline.
       
   140    * @param $previous
       
   141    *   (optional) Previous link node. Defaults to FALSE.
       
   142    * @param $up
       
   143    *   (optional) Up link node. Defaults to FALSE.
       
   144    * @param $next
       
   145    *   (optional) Next link node. Defaults to FALSE.
       
   146    * @param $breadcrumb
       
   147    *   The nodes that should be displayed in the breadcrumb.
       
   148    */
       
   149   function checkBookNode($node, $nodes, $previous = FALSE, $up = FALSE, $next = FALSE, array $breadcrumb) {
       
   150     // $number does not use drupal_static as it should not be reset
       
   151     // since it uniquely identifies each call to checkBookNode().
       
   152     static $number = 0;
       
   153     $this->drupalGet('node/' . $node->nid);
       
   154 
       
   155     // Check outline structure.
       
   156     if ($nodes !== NULL) {
       
   157       $this->assertPattern($this->generateOutlinePattern($nodes), format_string('Node %number outline confirmed.', array('%number' => $number)));
       
   158     }
       
   159     else {
       
   160       $this->pass(format_string('Node %number does not have outline.', array('%number' => $number)));
       
   161     }
       
   162 
       
   163     // Check previous, up, and next links.
       
   164     if ($previous) {
       
   165       $this->assertRaw(l('‹ ' . $previous->title, 'node/' . $previous->nid, array('attributes' => array('class' => array('page-previous'), 'title' => t('Go to previous page')))), 'Previous page link found.');
       
   166     }
       
   167 
       
   168     if ($up) {
       
   169       $this->assertRaw(l('up', 'node/' . $up->nid, array('attributes' => array('class' => array('page-up'), 'title' => t('Go to parent page')))), 'Up page link found.');
       
   170     }
       
   171 
       
   172     if ($next) {
       
   173       $this->assertRaw(l($next->title . ' ›', 'node/' . $next->nid, array('attributes' => array('class' => array('page-next'), 'title' => t('Go to next page')))), 'Next page link found.');
       
   174     }
       
   175 
       
   176     // Compute the expected breadcrumb.
       
   177     $expected_breadcrumb = array();
       
   178     $expected_breadcrumb[] = url('');
       
   179     foreach ($breadcrumb as $a_node) {
       
   180       $expected_breadcrumb[] = url('node/' . $a_node->nid);
       
   181     }
       
   182 
       
   183     // Fetch links in the current breadcrumb.
       
   184     $links = $this->xpath('//div[@class="breadcrumb"]/a');
       
   185     $got_breadcrumb = array();
       
   186     foreach ($links as $link) {
       
   187       $got_breadcrumb[] = (string) $link['href'];
       
   188     }
       
   189 
       
   190     // Compare expected and got breadcrumbs.
       
   191     $this->assertIdentical($expected_breadcrumb, $got_breadcrumb, 'The breadcrumb is correctly displayed on the page.');
       
   192 
       
   193     // Check printer friendly version.
       
   194     $this->drupalGet('book/export/html/' . $node->nid);
       
   195     $this->assertText($node->title, 'Printer friendly title found.');
       
   196     $this->assertRaw(check_markup($node->body[LANGUAGE_NONE][0]['value'], $node->body[LANGUAGE_NONE][0]['format']), 'Printer friendly body found.');
       
   197 
       
   198     $number++;
       
   199   }
       
   200 
       
   201   /**
       
   202    * Creates a regular expression to check for the sub-nodes in the outline.
       
   203    *
       
   204    * @param array $nodes
       
   205    *   An array of nodes to check in outline.
       
   206    *
       
   207    * @return
       
   208    *   A regular expression that locates sub-nodes of the outline.
       
   209    */
       
   210   function generateOutlinePattern($nodes) {
       
   211     $outline = '';
       
   212     foreach ($nodes as $node) {
       
   213       $outline .= '(node\/' . $node->nid . ')(.*?)(' . $node->title . ')(.*?)';
       
   214     }
       
   215 
       
   216     return '/<div id="book-navigation-' . $this->book->nid . '"(.*?)<ul(.*?)' . $outline . '<\/ul>/s';
       
   217   }
       
   218 
       
   219   /**
       
   220    * Creates a book node.
       
   221    *
       
   222    * @param $book_nid
       
   223    *   A book node ID or set to 'new' to create a new book.
       
   224    * @param $parent
       
   225    *   (optional) Parent book reference ID. Defaults to NULL.
       
   226    */
       
   227   function createBookNode($book_nid, $parent = NULL) {
       
   228     // $number does not use drupal_static as it should not be reset
       
   229     // since it uniquely identifies each call to createBookNode().
       
   230     static $number = 0; // Used to ensure that when sorted nodes stay in same order.
       
   231 
       
   232     $edit = array();
       
   233     $langcode = LANGUAGE_NONE;
       
   234     $edit["title"] = $number . ' - SimpleTest test node ' . $this->randomName(10);
       
   235     $edit["body[$langcode][0][value]"] = 'SimpleTest test body ' . $this->randomName(32) . ' ' . $this->randomName(32);
       
   236     $edit['book[bid]'] = $book_nid;
       
   237 
       
   238     if ($parent !== NULL) {
       
   239       $this->drupalPost('node/add/book', $edit, t('Change book (update list of parents)'));
       
   240 
       
   241       $edit['book[plid]'] = $parent;
       
   242       $this->drupalPost(NULL, $edit, t('Save'));
       
   243     }
       
   244     else {
       
   245       $this->drupalPost('node/add/book', $edit, t('Save'));
       
   246     }
       
   247 
       
   248     // Check to make sure the book node was created.
       
   249     $node = $this->drupalGetNodeByTitle($edit['title']);
       
   250     $this->assertNotNull(($node === FALSE ? NULL : $node), 'Book node found in database.');
       
   251     $number++;
       
   252 
       
   253     return $node;
       
   254   }
       
   255 
       
   256   /**
       
   257    * Tests book export ("printer-friendly version") functionality.
       
   258    */
       
   259   function testBookExport() {
       
   260     // Create a book.
       
   261     $nodes = $this->createBook();
       
   262 
       
   263     // Login as web user and view printer-friendly version.
       
   264     $this->drupalLogin($this->web_user);
       
   265     $this->drupalGet('node/' . $this->book->nid);
       
   266     $this->clickLink(t('Printer-friendly version'));
       
   267 
       
   268     // Make sure each part of the book is there.
       
   269     foreach ($nodes as $node) {
       
   270       $this->assertText($node->title, 'Node title found in printer friendly version.');
       
   271       $this->assertRaw(check_markup($node->body[LANGUAGE_NONE][0]['value'], $node->body[LANGUAGE_NONE][0]['format']), 'Node body found in printer friendly version.');
       
   272     }
       
   273 
       
   274     // Make sure we can't export an unsupported format.
       
   275     $this->drupalGet('book/export/foobar/' . $this->book->nid);
       
   276     $this->assertResponse('404', 'Unsupported export format returned "not found".');
       
   277 
       
   278     // Make sure we get a 404 on a not existing book node.
       
   279     $this->drupalGet('book/export/html/123');
       
   280     $this->assertResponse('404', 'Not existing book node returned "not found".');
       
   281 
       
   282     // Make sure an anonymous user cannot view printer-friendly version.
       
   283     $this->drupalLogout();
       
   284 
       
   285     // Load the book and verify there is no printer-friendly version link.
       
   286     $this->drupalGet('node/' . $this->book->nid);
       
   287     $this->assertNoLink(t('Printer-friendly version'), 'Anonymous user is not shown link to printer-friendly version.');
       
   288 
       
   289     // Try getting the URL directly, and verify it fails.
       
   290     $this->drupalGet('book/export/html/' . $this->book->nid);
       
   291     $this->assertResponse('403', 'Anonymous user properly forbidden.');
       
   292 
       
   293     // Now grant anonymous users permission to view the printer-friendly
       
   294     // version and verify that node access restrictions still prevent them from
       
   295     // seeing it.
       
   296     user_role_grant_permissions(DRUPAL_ANONYMOUS_RID, array('access printer-friendly version'));
       
   297     $this->drupalGet('book/export/html/' . $this->book->nid);
       
   298     $this->assertResponse('403', 'Anonymous user properly forbidden from seeing the printer-friendly version when denied by node access.');
       
   299   }
       
   300 
       
   301   /**
       
   302    * Tests the functionality of the book navigation block.
       
   303    */
       
   304   function testBookNavigationBlock() {
       
   305     $this->drupalLogin($this->admin_user);
       
   306 
       
   307     // Set block title to confirm that the interface is available.
       
   308     $block_title = $this->randomName(16);
       
   309     $this->drupalPost('admin/structure/block/manage/book/navigation/configure', array('title' => $block_title), t('Save block'));
       
   310     $this->assertText(t('The block configuration has been saved.'), 'Block configuration set.');
       
   311 
       
   312     // Set the block to a region to confirm block is available.
       
   313     $edit = array();
       
   314     $edit['blocks[book_navigation][region]'] = 'footer';
       
   315     $this->drupalPost('admin/structure/block', $edit, t('Save blocks'));
       
   316     $this->assertText(t('The block settings have been updated.'), 'Block successfully move to footer region.');
       
   317 
       
   318      // Give anonymous users the permission 'node test view'.
       
   319      $edit = array();
       
   320      $edit[DRUPAL_ANONYMOUS_RID . '[node test view]'] = TRUE;
       
   321      $this->drupalPost('admin/people/permissions/' . DRUPAL_ANONYMOUS_RID, $edit, t('Save permissions'));
       
   322      $this->assertText(t('The changes have been saved.'), "Permission 'node test view' successfully assigned to anonymous users.");
       
   323 
       
   324     // Test correct display of the block.
       
   325     $nodes = $this->createBook();
       
   326     $this->drupalGet('<front>');
       
   327     $this->assertText($block_title, 'Book navigation block is displayed.');
       
   328     $this->assertText($this->book->title, format_string('Link to book root (@title) is displayed.', array('@title' => $nodes[0]->title)));
       
   329     $this->assertNoText($nodes[0]->title, 'No links to individual book pages are displayed.');
       
   330   }
       
   331 
       
   332   /**
       
   333    * Tests the book navigation block when an access module is enabled.
       
   334    */
       
   335    function testNavigationBlockOnAccessModuleEnabled() {
       
   336      $this->drupalLogin($this->admin_user);
       
   337      $edit = array();
       
   338 
       
   339      // Set the block title.
       
   340      $block_title = $this->randomName(16);
       
   341      $edit['title'] = $block_title;
       
   342 
       
   343      // Set block display to 'Show block only on book pages'.
       
   344      $edit['book_block_mode'] = 'book pages';
       
   345      $this->drupalPost('admin/structure/block/manage/book/navigation/configure', $edit, t('Save block'));
       
   346      $this->assertText(t('The block configuration has been saved.'), 'Block configuration set.');
       
   347 
       
   348      // Set the block to a region to confirm block is available.
       
   349      $edit = array();
       
   350      $edit['blocks[book_navigation][region]'] = 'footer';
       
   351      $this->drupalPost('admin/structure/block', $edit, t('Save blocks'));
       
   352      $this->assertText(t('The block settings have been updated.'), 'Block successfully move to footer region.');
       
   353 
       
   354      // Give anonymous users the permission 'node test view'.
       
   355      $edit = array();
       
   356      $edit[DRUPAL_ANONYMOUS_RID . '[node test view]'] = TRUE;
       
   357      $this->drupalPost('admin/people/permissions/' . DRUPAL_ANONYMOUS_RID, $edit, t('Save permissions'));
       
   358      $this->assertText(t('The changes have been saved.'), "Permission 'node test view' successfully assigned to anonymous users.");
       
   359 
       
   360      // Create a book.
       
   361      $this->createBook();
       
   362 
       
   363      // Test correct display of the block to registered users.
       
   364      $this->drupalLogin($this->web_user);
       
   365      $this->drupalGet('node/' . $this->book->nid);
       
   366      $this->assertText($block_title, 'Book navigation block is displayed to registered users.');
       
   367      $this->drupalLogout();
       
   368 
       
   369      // Test correct display of the block to anonymous users.
       
   370      $this->drupalGet('node/' . $this->book->nid);
       
   371      $this->assertText($block_title, 'Book navigation block is displayed to anonymous users.');
       
   372    }
       
   373 
       
   374   /**
       
   375    * Tests the access for deleting top-level book nodes.
       
   376    */
       
   377    function testBookDelete() {
       
   378      $nodes = $this->createBook();
       
   379      $this->drupalLogin($this->admin_user);
       
   380      $edit = array();
       
   381 
       
   382      // Test access to delete top-level and child book nodes.
       
   383      $this->drupalGet('node/' . $this->book->nid . '/outline/remove');
       
   384      $this->assertResponse('403', 'Deleting top-level book node properly forbidden.');
       
   385      $this->drupalPost('node/' . $nodes[4]->nid . '/outline/remove', $edit, t('Remove'));
       
   386      $node4 = node_load($nodes[4]->nid, NULL, TRUE);
       
   387      $this->assertTrue(empty($node4->book), 'Deleting child book node properly allowed.');
       
   388 
       
   389      // Delete all child book nodes and retest top-level node deletion.
       
   390      foreach ($nodes as $node) {
       
   391        $nids[] = $node->nid;
       
   392      }
       
   393      node_delete_multiple($nids);
       
   394      $this->drupalPost('node/' . $this->book->nid . '/outline/remove', $edit, t('Remove'));
       
   395      $node = node_load($this->book->nid, NULL, TRUE);
       
   396      $this->assertTrue(empty($node->book), 'Deleting childless top-level book node properly allowed.');
       
   397    }
       
   398 }