diff --git a/modules/node/tests/node_access_test.install b/modules/node/tests/node_access_test.install
new file mode 100644
index 00000000..3535ab19
--- /dev/null
+++ b/modules/node/tests/node_access_test.install
@@ -0,0 +1,84 @@
+<?php
+
+/**
+ * @file
+ * Install, update and uninstall functions for the node_access_test module.
+ */
+
+/**
+ * Implements hook_schema().
+ */
+function node_access_test_schema() {
+  $schema['node_access_test'] = array(
+    'description' => 'The base table for node_access_test.',
+    'fields' => array(
+      'nid' => array(
+        'description' => 'The {node}.nid this record affects.',
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+      ),
+      'private' => array(
+        'description' => 'Boolean indicating whether the node is private (visible to administrator) or not (visible to non-administrators).',
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+      ),
+    ),
+    'indexes' => array(
+      'nid' => array('nid'),
+    ),
+    'primary key' => array('nid'),
+    'foreign keys' => array(
+      'versioned_node' => array(
+        'table' => 'node',
+        'columns' => array('nid' => 'nid'),
+      ),
+    ),
+  );
+
+  return $schema;
+}
+<?php
+
+/**
+ * @file
+ * Install, update and uninstall functions for the node_access_test module.
+ */
+
+/**
+ * Implements hook_schema().
+ */
+function node_access_test_schema() {
+  $schema['node_access_test'] = array(
+    'description' => 'The base table for node_access_test.',
+    'fields' => array(
+      'nid' => array(
+        'description' => 'The {node}.nid this record affects.',
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+      ),
+      'private' => array(
+        'description' => 'Boolean indicating whether the node is private (visible to administrator) or not (visible to non-administrators).',
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+      ),
+    ),
+    'indexes' => array(
+      'nid' => array('nid'),
+    ),
+    'primary key' => array('nid'),
+    'foreign keys' => array(
+      'versioned_node' => array(
+        'table' => 'node',
+        'columns' => array('nid' => 'nid'),
+      ),
+    ),
+  );
+
+  return $schema;
+}
\ No newline at end of file
diff --git a/modules/simpletest/tests/upgrade/drupal-6.menu.database.php b/modules/simpletest/tests/upgrade/drupal-6.menu.database.php
new file mode 100644
index 00000000..d10c4eec
--- /dev/null
+++ b/modules/simpletest/tests/upgrade/drupal-6.menu.database.php
@@ -0,0 +1,10 @@
+<?php
+db_insert('variable')->fields(array(
+  'name',
+  'value',
+))
+->values(array(
+  'name' => 'menu_default_node_menu',
+  'value' => 's:15:"secondary-links";',
+))
+->execute();
diff --git a/modules/simpletest/tests/upgrade/drupal-6.user-no-password-token.database.php b/modules/simpletest/tests/upgrade/drupal-6.user-no-password-token.database.php
new file mode 100644
index 00000000..64631946
--- /dev/null
+++ b/modules/simpletest/tests/upgrade/drupal-6.user-no-password-token.database.php
@@ -0,0 +1,10 @@
+<?php
+db_insert('variable')->fields(array(
+  'name',
+  'value',
+))
+->values(array(
+  'name' => 'user_mail_register_no_approval_required_body',
+  'value' => 's:86:"!username, !site, !uri, !uri_brief, !mailto, !date, !login_uri, !edit_uri, !login_url.";',
+))
+->execute();
diff --git a/modules/simpletest/tests/upgrade/drupal-6.user-password-token.database.php b/modules/simpletest/tests/upgrade/drupal-6.user-password-token.database.php
new file mode 100644
index 00000000..367c7048
--- /dev/null
+++ b/modules/simpletest/tests/upgrade/drupal-6.user-password-token.database.php
@@ -0,0 +1,10 @@
+<?php
+db_insert('variable')->fields(array(
+  'name',
+  'value',
+))
+->values(array(
+  'name' => 'user_mail_register_no_approval_required_body',
+  'value' => 's:97:"!password, !username, !site, !uri, !uri_brief, !mailto, !date, !login_uri, !edit_uri, !login_url.";',
+))
+->execute();
diff --git a/modules/simpletest/tests/upgrade/upgrade.menu.test b/modules/simpletest/tests/upgrade/upgrade.menu.test
new file mode 100644
index 00000000..beb20277
--- /dev/null
+++ b/modules/simpletest/tests/upgrade/upgrade.menu.test
@@ -0,0 +1,44 @@
+<?php
+
+/**
+ * Upgrade test for menu.module.
+ */
+class MenuUpgradePathTestCase extends UpgradePathTestCase {
+  public static function getInfo() {
+    return array(
+      'name'  => 'Menu upgrade path',
+      'description'  => 'Menu upgrade path tests.',
+      'group' => 'Upgrade path',
+    );
+  }
+
+  public function setUp() {
+    // Path to the database dump files.
+    $this->databaseDumpFiles = array(
+      drupal_get_path('module', 'simpletest') . '/tests/upgrade/drupal-6.filled.database.php',
+      drupal_get_path('module', 'simpletest') . '/tests/upgrade/drupal-6.menu.database.php',
+    );
+    parent::setUp();
+
+    $this->uninstallModulesExcept(array('menu'));
+  }
+
+  /**
+   * Test a successful upgrade.
+   */
+  public function testMenuUpgrade() {
+    $this->assertTrue($this->performUpgrade(), t('The upgrade was completed successfully.'));
+
+    // Test the migration of "Default menu for content" setting to individual node types.
+    $this->drupalGet("admin/structure/types/manage/page/edit");
+    $this->assertNoFieldChecked('edit-menu-options-management', 'Management menu is not selected as available menu');
+    $this->assertNoFieldChecked('edit-menu-options-navigation', 'Navigation menu is not selected as available menu');
+    $this->assertNoFieldChecked('edit-menu-options-primary-links', 'Primary Links menu is not selected as available menu');
+    $this->assertFieldChecked('edit-menu-options-secondary-links', 'Secondary Links menu is selected as available menu');
+    $this->assertNoFieldChecked('edit-menu-options-user-menu', 'User menu is not selected as available menu');
+    $this->assertOptionSelected('edit-menu-parent', 'secondary-links:0', 'Secondary links is selected as default parent item');
+
+    $this->assertEqual(variable_get('menu_default_node_menu'), NULL, 'Redundant variable menu_default_node_menu has been removed');
+
+  }
+}
diff --git a/modules/simpletest/tests/upgrade/upgrade.user.test b/modules/simpletest/tests/upgrade/upgrade.user.test
new file mode 100644
index 00000000..6c669219
--- /dev/null
+++ b/modules/simpletest/tests/upgrade/upgrade.user.test
@@ -0,0 +1,60 @@
+<?php
+/**
+ * Upgrade test for user.module (password token involved).
+ */
+class UserUpgradePathPasswordTokenTestCase extends UpgradePathTestCase {
+  public static function getInfo() {
+    return array(
+      'name'  => 'User upgrade path (password token involved)',
+      'description'  => 'User upgrade path tests (password token involved).',
+      'group' => 'Upgrade path',
+    );
+  }
+
+  public function setUp() {
+    // Path to the database dump files.
+    $this->databaseDumpFiles = array(
+      drupal_get_path('module', 'simpletest') . '/tests/upgrade/drupal-6.bare.database.php',
+      drupal_get_path('module', 'simpletest') . '/tests/upgrade/drupal-6.user-password-token.database.php',
+    );
+    parent::setUp();
+  }
+
+  /**
+   * Test a successful upgrade.
+   */
+  public function testUserUpgrade() {
+    $this->assertTrue($this->performUpgrade(), 'The upgrade was completed successfully.');
+    $this->assertEqual(variable_get('user_mail_register_no_approval_required_body'), ', [user:name], [site:name], [site:url], [site:url-brief], [user:mail], [date:medium], [site:login-url], [user:edit-url], [user:one-time-login-url].', 'Existing email templates have been modified (password token involved).');
+  }
+}
+
+/**
+ * Upgrade test for user.module (password token not involved).
+ */
+class UserUpgradePathNoPasswordTokenTestCase extends UpgradePathTestCase {
+  public static function getInfo() {
+    return array(
+      'name'  => 'User upgrade path (password token not involved)',
+      'description'  => 'User upgrade path tests (password token not involved).',
+      'group' => 'Upgrade path',
+    );
+  }
+
+  public function setUp() {
+    // Path to the database dump files.
+    $this->databaseDumpFiles = array(
+      drupal_get_path('module', 'simpletest') . '/tests/upgrade/drupal-6.bare.database.php',
+      drupal_get_path('module', 'simpletest') . '/tests/upgrade/drupal-6.user-no-password-token.database.php',
+    );
+    parent::setUp();
+  }
+
+  /**
+   * Test a successful upgrade.
+   */
+  public function testUserUpgrade() {
+    $this->assertTrue($this->performUpgrade(), 'The upgrade was completed successfully.');
+    $this->assertEqual(variable_get('user_mail_register_no_approval_required_body'), '[user:name], [site:name], [site:url], [site:url-brief], [user:mail], [date:medium], [site:login-url], [user:edit-url], [user:one-time-login-url].', 'Existing email templates have been modified (password token not involved).');
+  }
+}