Update to Drupal 8.1.0. For more information, see https://www.drupal.org/drupal-8.1.0-release-notes

core/modules/book/tests/src/Kernel/BookUninstallTest.php

@@ -0,0 +1,94 @@
+<?php
+
+namespace Drupal\Tests\book\Kernel;
+
+use Drupal\node\Entity\Node;
+use Drupal\node\Entity\NodeType;
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * Tests that the Book module cannot be uninstalled if books exist.
+ *
+ * @group book
+ */
+class BookUninstallTest extends KernelTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['system', 'user', 'field', 'filter', 'text', 'node', 'book'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->installEntitySchema('user');
+    $this->installEntitySchema('node');
+    $this->installSchema('book', array('book'));
+    $this->installSchema('node', array('node_access'));
+    $this->installConfig(array('node', 'book', 'field'));
+    // For uninstall to work.
+    $this->installSchema('user', array('users_data'));
+  }
+
+  /**
+   * Tests the book_system_info_alter() method.
+   */
+  public function testBookUninstall() {
+    // No nodes exist.
+    $validation_reasons = \Drupal::service('module_installer')->validateUninstall(['book']);
+    $this->assertEqual([], $validation_reasons, 'The book module is not required.');
+
+    $content_type = NodeType::create(array(
+      'type' => $this->randomMachineName(),
+      'name' => $this->randomString(),
+    ));
+    $content_type->save();
+    $book_config = $this->config('book.settings');
+    $allowed_types = $book_config->get('allowed_types');
+    $allowed_types[] = $content_type->id();
+    $book_config->set('allowed_types', $allowed_types)->save();
+
+    $node = Node::create(array('title' => $this->randomString(), 'type' => $content_type->id()));
+    $node->book['bid'] = 'new';
+    $node->save();
+
+    // One node in a book but not of type book.
+    $validation_reasons = \Drupal::service('module_installer')->validateUninstall(['book']);
+    $this->assertEqual(['To uninstall Book, delete all content that is part of a book'], $validation_reasons['book']);
+
+    $book_node = Node::create(array('title' => $this->randomString(), 'type' => 'book'));
+    $book_node->book['bid'] = FALSE;
+    $book_node->save();
+
+    // Two nodes, one in a book but not of type book and one book node (which is
+    // not in a book).
+    $validation_reasons = \Drupal::service('module_installer')->validateUninstall(['book']);
+    $this->assertEqual(['To uninstall Book, delete all content that is part of a book'], $validation_reasons['book']);
+
+    $node->delete();
+    // One node of type book but not actually part of a book.
+    $validation_reasons = \Drupal::service('module_installer')->validateUninstall(['book']);
+    $this->assertEqual(['To uninstall Book, delete all content that has the Book content type'], $validation_reasons['book']);
+
+    $book_node->delete();
+    // No nodes exist therefore the book module is not required.
+    $module_data = _system_rebuild_module_data();
+    $this->assertFalse(isset($module_data['book']->info['required']), 'The book module is not required.');
+
+    $node = Node::create(array('title' => $this->randomString(), 'type' => $content_type->id()));
+    $node->save();
+    // One node exists but is not part of a book therefore the book module is
+    // not required.
+    $validation_reasons = \Drupal::service('module_installer')->validateUninstall(['book']);
+    $this->assertEqual([], $validation_reasons, 'The book module is not required.');
+
+    // Uninstall the Book module and check the node type is deleted.
+    \Drupal::service('module_installer')->uninstall(array('book'));
+    $this->assertNull(NodeType::load('book'), "The book node type does not exist.");
+  }
+
+}

core/modules/book/tests/src/Kernel/Migrate/d6/MigrateBookConfigsTest.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace Drupal\Tests\book\Kernel\Migrate\d6;
+
+use Drupal\config\Tests\SchemaCheckTestTrait;
+use Drupal\Tests\migrate_drupal\Kernel\d6\MigrateDrupal6TestBase;
+
+/**
+ * Upgrade variables to book.settings.yml.
+ *
+ * @group migrate_drupal_6
+ */
+class MigrateBookConfigsTest extends MigrateDrupal6TestBase {
+
+  use SchemaCheckTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['book'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->executeMigration('d6_book_settings');
+  }
+
+  /**
+   * Tests migration of book variables to book.settings.yml.
+   */
+  public function testBookSettings() {
+    $config = $this->config('book.settings');
+    $this->assertIdentical('book', $config->get('child_type'));
+    $this->assertIdentical('all pages', $config->get('block.navigation.mode'));
+    $this->assertIdentical(array('book'), $config->get('allowed_types'));
+    $this->assertConfigSchema(\Drupal::service('config.typed'), 'book.settings', $config->get());
+  }
+
+}

core/modules/book/tests/src/Kernel/Migrate/d6/MigrateBookTest.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace Drupal\Tests\book\Kernel\Migrate\d6;
+
+use Drupal\Tests\migrate_drupal\Kernel\d6\MigrateDrupal6TestBase;
+use Drupal\node\Entity\Node;
+
+/**
+ * Upgrade book structure.
+ *
+ * @group migrate_drupal_6
+ */
+class MigrateBookTest extends MigrateDrupal6TestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['book'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->installSchema('book', ['book']);
+    $this->installSchema('node', ['node_access']);
+    $this->migrateContent();
+    $this->executeMigrations(['d6_node', 'd6_book']);
+  }
+
+  /**
+   * Tests the Drupal 6 book structure to Drupal 8 migration.
+   */
+  public function testBook() {
+    $nodes = Node::loadMultiple(array(4, 5, 6, 7, 8));
+    $this->assertIdentical('4', $nodes[4]->book['bid']);
+    $this->assertIdentical('0', $nodes[4]->book['pid']);
+
+    $this->assertIdentical('4', $nodes[5]->book['bid']);
+    $this->assertIdentical('4', $nodes[5]->book['pid']);
+
+    $this->assertIdentical('4', $nodes[6]->book['bid']);
+    $this->assertIdentical('5', $nodes[6]->book['pid']);
+
+    $this->assertIdentical('4', $nodes[7]->book['bid']);
+    $this->assertIdentical('5', $nodes[7]->book['pid']);
+
+    $this->assertIdentical('8', $nodes[8]->book['bid']);
+    $this->assertIdentical('0', $nodes[8]->book['pid']);
+
+    $tree = \Drupal::service('book.manager')->bookTreeAllData(4);
+    $this->assertIdentical('4', $tree['49990 Node 4 4']['link']['nid']);
+    $this->assertIdentical('5', $tree['49990 Node 4 4']['below']['50000 Node 5 5']['link']['nid']);
+    $this->assertIdentical('6', $tree['49990 Node 4 4']['below']['50000 Node 5 5']['below']['50000 Node 6 6']['link']['nid']);
+    $this->assertIdentical('7', $tree['49990 Node 4 4']['below']['50000 Node 5 5']['below']['50000 Node 7 7']['link']['nid']);
+    $this->assertIdentical(array(), $tree['49990 Node 4 4']['below']['50000 Node 5 5']['below']['50000 Node 6 6']['below']);
+    $this->assertIdentical(array(), $tree['49990 Node 4 4']['below']['50000 Node 5 5']['below']['50000 Node 7 7']['below']);
+  }
+
+}

core/modules/book/tests/src/Unit/BookManagerTest.php

@@ -1,10 +1,5 @@
 <?php
 
-/**
- * @file
- * Contains \Drupal\Tests\book\Unit\BookManagerTest.
- */
-
 namespace Drupal\Tests\book\Unit;
 
 use Drupal\book\BookManager;

core/modules/book/tests/src/Unit/BookUninstallValidatorTest.php

@@ -1,10 +1,5 @@
 <?php
 
-/**
- * @file
- * Contains \Drupal\Tests\book\Unit\BookUninstallValidatorTest.
- */
-
 namespace Drupal\Tests\book\Unit;
 
 use Drupal\simpletest\AssertHelperTrait;

core/modules/book/tests/src/Unit/Menu/BookLocalTasksTest.php

@@ -1,10 +1,5 @@
 <?php
 
-/**
- * @file
- * Contains \Drupal\Tests\book\Unit\Menu\BookLocalTasksTest.
- */
-
 namespace Drupal\Tests\book\Unit\Menu;
 
 use Drupal\Tests\Core\Menu\LocalTaskIntegrationTestBase;

core/modules/book/tests/src/Unit/Plugin/migrate/source/d6/BookTest.php

@@ -1,10 +1,5 @@
 <?php
 
-/**
- * @file
- * Contains \Drupal\Tests\book\Unit\Plugin\migrate\source\d6\BookTest.
- */
-
 namespace Drupal\Tests\book\Unit\Plugin\migrate\source\d6;
 
 use Drupal\book\Plugin\migrate\source\d6\Book;