BookTestTrait.php in Drupal 8
Same filename and directory in other branches
Namespace
Drupal\Tests\book\FunctionalFile
core/modules/book/tests/src/Functional/BookTestTrait.phpView source
<?php
namespace Drupal\Tests\book\Functional;
use Drupal\Core\Link;
use Drupal\Core\Url;
use Drupal\Component\Render\FormattableMarkup;
use Drupal\Core\Entity\EntityInterface;
/**
* Provides common functionality for Book test classes.
*/
trait BookTestTrait {
/**
* A book node.
*
* @var \Drupal\node\NodeInterface
*/
protected $book;
/**
* A user with permission to create and edit books.
*
* @var \Drupal\Core\Session\AccountInterface
*/
protected $bookAuthor;
/**
* Creates a new book with a page hierarchy.
*
* @param array $edit
* (optional) Field data in an associative array. Changes the current input
* fields (where possible) to the values indicated. Defaults to an empty
* array.
*
* @return \Drupal\node\NodeInterface[]
*/
public function createBook($edit = []) {
// Create new book.
$this
->drupalLogin($this->bookAuthor);
$this->book = $this
->createBookNode('new', NULL, $edit);
$book = $this->book;
/*
* Add page hierarchy to book.
* Book
* |- Node 0
* |- Node 1
* |- Node 2
* |- Node 3
* |- Node 4
*/
$nodes = [];
// Node 0.
$nodes[] = $this
->createBookNode($book
->id(), NULL, $edit);
// Node 1.
$nodes[] = $this
->createBookNode($book
->id(), $nodes[0]->book['nid'], $edit);
// Node 2.
$nodes[] = $this
->createBookNode($book
->id(), $nodes[0]->book['nid'], $edit);
// Node 3.
$nodes[] = $this
->createBookNode($book
->id(), NULL, $edit);
// Node 4.
$nodes[] = $this
->createBookNode($book
->id(), NULL, $edit);
$this
->drupalLogout();
return $nodes;
}
/**
* Checks the outline of sub-pages; previous, up, and next.
*
* Also checks the printer friendly version of the outline.
*
* @param \Drupal\Core\Entity\EntityInterface $node
* Node to check.
* @param $nodes
* Nodes that should be in outline.
* @param $previous
* Previous link node.
* @param $up
* Up link node.
* @param $next
* Next link node.
* @param array $breadcrumb
* The nodes that should be displayed in the breadcrumb.
*/
public function checkBookNode(EntityInterface $node, $nodes, $previous, $up, $next, array $breadcrumb) {
// $number does not use drupal_static as it should not be reset
// since it uniquely identifies each call to checkBookNode().
static $number = 0;
$this
->drupalGet('node/' . $node
->id());
// Check outline structure.
if ($nodes !== NULL) {
$this
->assertPattern($this
->generateOutlinePattern($nodes));
}
else {
$this
->pass(new FormattableMarkup('Node %number does not have outline.', [
'%number' => $number,
]));
}
// Check previous, up, and next links.
if ($previous) {
/** @var \Drupal\Core\Url $url */
$url = $previous
->toUrl();
$url
->setOptions([
'attributes' => [
'rel' => [
'prev',
],
'title' => t('Go to previous page'),
],
]);
$text = new FormattableMarkup('<b>‹</b> @label', [
'@label' => $previous
->label(),
]);
$this
->assertRaw(Link::fromTextAndUrl($text, $url)
->toString(), 'Previous page link found.');
}
if ($up) {
/** @var \Drupal\Core\Url $url */
$url = $up
->toUrl();
$url
->setOptions([
'attributes' => [
'title' => t('Go to parent page'),
],
]);
$this
->assertRaw(Link::fromTextAndUrl('Up', $url)
->toString(), 'Up page link found.');
}
if ($next) {
/** @var \Drupal\Core\Url $url */
$url = $next
->toUrl();
$url
->setOptions([
'attributes' => [
'rel' => [
'next',
],
'title' => t('Go to next page'),
],
]);
$text = new FormattableMarkup('@label <b>›</b>', [
'@label' => $next
->label(),
]);
$this
->assertRaw(Link::fromTextAndUrl($text, $url)
->toString(), 'Next page link found.');
}
// Compute the expected breadcrumb.
$expected_breadcrumb = [];
$expected_breadcrumb[] = Url::fromRoute('<front>')
->toString();
foreach ($breadcrumb as $a_node) {
$expected_breadcrumb[] = $a_node
->toUrl()
->toString();
}
// Fetch links in the current breadcrumb.
$links = $this
->xpath('//nav[@class="breadcrumb"]/ol/li/a');
$got_breadcrumb = [];
foreach ($links as $link) {
$got_breadcrumb[] = $link
->getAttribute('href');
}
// Compare expected and got breadcrumbs.
$this
->assertIdentical($expected_breadcrumb, $got_breadcrumb, 'The breadcrumb is correctly displayed on the page.');
// Check printer friendly version.
$this
->drupalGet('book/export/html/' . $node
->id());
$this
->assertText($node
->label(), 'Printer friendly title found.');
$this
->assertRaw($node->body->processed, 'Printer friendly body found.');
$number++;
}
/**
* Creates a regular expression to check for the sub-nodes in the outline.
*
* @param array $nodes
* An array of nodes to check in outline.
*
* @return string
* A regular expression that locates sub-nodes of the outline.
*/
public function generateOutlinePattern($nodes) {
$outline = '';
foreach ($nodes as $node) {
$outline .= '(node\\/' . $node
->id() . ')(.*?)(' . $node
->label() . ')(.*?)';
}
return '/<nav id="book-navigation-' . $this->book
->id() . '"(.*?)<ul(.*?)' . $outline . '<\\/ul>/s';
}
/**
* Creates a book node.
*
* @param int|string $book_nid
* A book node ID or set to 'new' to create a new book.
* @param int|null $parent
* (optional) Parent book reference ID. Defaults to NULL.
* @param array $edit
* (optional) Field data in an associative array. Changes the current input
* fields (where possible) to the values indicated. Defaults to an empty
* array.
*
* @return \Drupal\node\NodeInterface
* The created node.
*/
public function createBookNode($book_nid, $parent = NULL, $edit = []) {
// $number does not use drupal_static as it should not be reset
// since it uniquely identifies each call to createBookNode().
// Used to ensure that when sorted nodes stay in same order.
static $number = 0;
$edit['title[0][value]'] = str_pad($number, 2, '0', STR_PAD_LEFT) . ' - SimpleTest test node ' . $this
->randomMachineName(10);
$edit['body[0][value]'] = 'SimpleTest test body ' . $this
->randomMachineName(32) . ' ' . $this
->randomMachineName(32);
$edit['book[bid]'] = $book_nid;
if ($parent !== NULL) {
$this
->drupalPostForm('node/add/book', $edit, t('Change book (update list of parents)'));
$edit['book[pid]'] = $parent;
$this
->drupalPostForm(NULL, $edit, t('Save'));
// Make sure the parent was flagged as having children.
$parent_node = \Drupal::entityTypeManager()
->getStorage('node')
->loadUnchanged($parent);
$this
->assertFalse(empty($parent_node->book['has_children']), 'Parent node is marked as having children');
}
else {
$this
->drupalPostForm('node/add/book', $edit, t('Save'));
}
// Check to make sure the book node was created.
$node = $this
->drupalGetNodeByTitle($edit['title[0][value]']);
$this
->assertNotNull($node === FALSE ? NULL : $node, 'Book node found in database.');
$number++;
return $node;
}
}
Traits
Name | Description |
---|---|
BookTestTrait | Provides common functionality for Book test classes. |