diff --git a/lib/Cake/Core/App.php b/lib/Cake/Core/App.php
index cf751135c..a5f7019a0 100644
--- a/lib/Cake/Core/App.php
+++ b/lib/Cake/Core/App.php
@@ -285,8 +285,7 @@ class App {
 
 			if (!empty($paths[$type])) {
 				$path = array_flip(array_flip(array_merge(
-					(array)$paths[$type], self::$__packages[$type], $merge
-				)));
+					(array)$paths[$type], self::$__packages[$type])));
 				self::$__packages[$type] = array_values($path);
 			} else {
 				$path = array_flip(array_flip(self::$__packages[$type]));
diff --git a/lib/Cake/Model/BehaviorCollection.php b/lib/Cake/Model/BehaviorCollection.php
index 064e9a37d..4cd769509 100644
--- a/lib/Cake/Model/BehaviorCollection.php
+++ b/lib/Cake/Model/BehaviorCollection.php
@@ -19,7 +19,7 @@
  * @since         CakePHP(tm) v 1.2.0.0
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
-App::uses('ObjectCollection', 'Core');
+App::uses('ObjectCollection', 'Utility');
 
 /**
  * Model behavior collection class.
diff --git a/lib/Cake/Model/Datasource/DboSource.php b/lib/Cake/Model/Datasource/DboSource.php
index 83c962a32..c756d6aaa 100755
--- a/lib/Cake/Model/Datasource/DboSource.php
+++ b/lib/Cake/Model/Datasource/DboSource.php
@@ -18,6 +18,7 @@
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 
+App::uses('DataSource', 'Model/Datasource');
 App::uses('String', 'Utility');
 App::uses('View', 'View');
 
diff --git a/lib/Cake/Network/HttpSocket.php b/lib/Cake/Network/HttpSocket.php
index 307448cf2..b80bebc12 100644
--- a/lib/Cake/Network/HttpSocket.php
+++ b/lib/Cake/Network/HttpSocket.php
@@ -18,7 +18,7 @@
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 App::uses('CakeSocket', 'Core');
-App::uses('Router', 'Core');
+App::uses('Router', 'Routing');
 
 /**
  * Cake network socket connection class.
diff --git a/lib/Cake/Routing/Router.php b/lib/Cake/Routing/Router.php
index 3824fdd0c..9f4d298c8 100644
--- a/lib/Cake/Routing/Router.php
+++ b/lib/Cake/Routing/Router.php
@@ -286,7 +286,7 @@ class Router {
  * @return array Array of routes
  */
 	public static function redirect($route, $url, $options) {
-		App::uses('RedirectRoute', 'Core');
+		App::uses('RedirectRoute', 'Routing/Route');
 		$options['routeClass'] = 'RedirectRoute';
 		return self::connect($route, $url, $options);
 	}
diff --git a/lib/Cake/TestSuite/CakeTestCase.php b/lib/Cake/TestSuite/CakeTestCase.php
index 95819c5e1..d8fd93038 100644
--- a/lib/Cake/TestSuite/CakeTestCase.php
+++ b/lib/Cake/TestSuite/CakeTestCase.php
@@ -21,7 +21,6 @@
 PHP_CodeCoverage_Filter::getInstance()->addFileToBlacklist(__FILE__, 'DEFAULT');
 
 App::uses('CakeFixtureManager', 'TestSuite/Fixture');
-App::uses('CakeTestModel', 'TestSuite/Fixture');
 App::uses('CakeTestFixture', 'TestSuite/Fixture');
 
 /**
@@ -30,7 +29,7 @@ App::uses('CakeTestFixture', 'TestSuite/Fixture');
  * @package       cake
  * @subpackage    cake.cake.tests.lib
  */
-class CakeTestCase extends PHPUnit_Framework_TestCase {
+abstract class CakeTestCase extends PHPUnit_Framework_TestCase {
 
 /**
  * The class responsible for managinf the creation, loading and removing of fixtures
diff --git a/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php b/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
index 4642dc2b4..d67be7f1a 100644
--- a/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
+++ b/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
@@ -18,6 +18,7 @@
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 
+App::uses('TestManager', 'TestSuite');
 /**
  * CakeTestSuiteDispatcher handles web requests to the test suite and runs the correct action.
  *
@@ -201,7 +202,6 @@ class CakeTestSuiteDispatcher {
  */
 	function &getManager() {
 		if (empty($this->Manager)) {
-			require_once CAKE_TESTS_LIB . 'test_manager.php';
 			$this->Manager = new $this->_managerClass($this->params);
 		}
 		return $this->Manager;
@@ -217,13 +217,13 @@ class CakeTestSuiteDispatcher {
 		if (!self::$_Reporter) {
 			$type = strtolower($this->params['output']);
 			$coreClass = 'Cake' . ucwords($this->params['output']) . 'Reporter';
-			$coreFile = CAKE_TESTS_LIB . 'reporter/cake_' . $type . '_reporter.php';
-
 			$appClass = $this->params['output'] . 'Reporter';
-			$appFile = APPLIBS . 'test_suite/reporter/' . $type . '_reporter.php';
-			if (include_once $coreFile) {
+			App::uses($coreClass, 'TestSuite/Reporter');
+			App::uses($appClass, 'TestSuite/Reporter');
+
+			if (class_exists($coreClass)) {
 				self::$_Reporter = new $coreClass(null, $this->params);
-			} elseif (include_once $appFile) {
+			} elseif (class_exists($appClass)) {
 				self::$_Reporter = new $appClass(null, $this->params);
 			}
 		}
diff --git a/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php b/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php
index ae4fa081c..802f462ca 100644
--- a/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php
+++ b/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php
@@ -17,10 +17,11 @@
  * @since         CakePHP(tm) v 2.0
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
-require_once dirname(__FILE__) . '/base_coverage_report.php';
 
 PHP_CodeCoverage_Filter::getInstance()->addFileToBlacklist(__FILE__, 'DEFAULT');
 
+App::uses('BaseCoverageReport', 'TestSuite/Coverage');
+
 class HtmlCoverageReport extends BaseCoverageReport {
 
 /**
diff --git a/lib/Cake/TestSuite/Fixture/CakeFixtureManager.php b/lib/Cake/TestSuite/Fixture/CakeFixtureManager.php
index ea09473e7..66bf11352 100644
--- a/lib/Cake/TestSuite/Fixture/CakeFixtureManager.php
+++ b/lib/Cake/TestSuite/Fixture/CakeFixtureManager.php
@@ -19,6 +19,9 @@
  */
 PHP_CodeCoverage_Filter::getInstance()->addFileToBlacklist(__FILE__, 'DEFAULT');
 
+App::uses('ConnectionManager', 'Model');
+App::uses('ClassRegistry', 'Utility');
+
 class CakeFixtureManager {
 
 /**
@@ -100,6 +103,7 @@ class CakeFixtureManager {
 			if (isset($this->_loaded[$fixture])) {
 				continue;
 			}
+
 			if (strpos($fixture, 'core.') === 0) {
 				$fixture = substr($fixture, strlen('core.'));
 				foreach (App::core('cake') as $key => $path) {
diff --git a/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php b/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php
index 186c3fe73..1f4d6331c 100755
--- a/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php
+++ b/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php
@@ -17,7 +17,7 @@
  * @since         CakePHP(tm) v 1.2.0.4433
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
-include_once dirname(__FILE__) . DS . 'cake_base_reporter.php';
+App::uses('CakeBaseReporter', 'TestSuite/Reporter');
 
 PHP_CodeCoverage_Filter::getInstance()->addFileToBlacklist(__FILE__, 'DEFAULT');
 
diff --git a/lib/Cake/TestSuite/TestManager.php b/lib/Cake/TestSuite/TestManager.php
index cf56a20b7..2498f106d 100644
--- a/lib/Cake/TestSuite/TestManager.php
+++ b/lib/Cake/TestSuite/TestManager.php
@@ -23,9 +23,11 @@ define('APP_TEST_CASES', TESTS . 'cases');
 define('APP_TEST_GROUPS', TESTS . 'groups');
 
 PHP_CodeCoverage_Filter::getInstance()->addFileToBlacklist(__FILE__, 'DEFAULT');
+
 App::uses('CakeTestSuite', 'TestSuite');
 App::uses('CakeTestCase', 'TestSuite');
 App::uses('CakeFixtureManager', 'TestSuite/Fixture');
+App::uses('CakeTestModel', 'TestSuite/Fixture');
 
 /**
  * TestManager is the base class that handles loading and initiating the running
diff --git a/lib/Cake/View/Helper.php b/lib/Cake/View/Helper.php
index f9d26e447..f0a43a33c 100644
--- a/lib/Cake/View/Helper.php
+++ b/lib/Cake/View/Helper.php
@@ -20,7 +20,7 @@
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 
-App::uses('Router', 'Core');
+App::uses('Router', 'Routing');
 
 /**
  * Abstract base class for all other Helpers in CakePHP.
diff --git a/lib/Cake/View/Helper/JqueryEngineHelper.php b/lib/Cake/View/Helper/JqueryEngineHelper.php
index ce9c017db..bc3d90423 100644
--- a/lib/Cake/View/Helper/JqueryEngineHelper.php
+++ b/lib/Cake/View/Helper/JqueryEngineHelper.php
@@ -23,7 +23,8 @@
  * @license         MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 
-App::uses('JsHelper', 'Helper');
+App::uses('JsHelper', 'View/Helper');
+App::uses('JsBaseEngineHelper', 'View/Helper');
 
 class JqueryEngineHelper extends JsBaseEngineHelper {
 /**
diff --git a/lib/Cake/View/HelperCollection.php b/lib/Cake/View/HelperCollection.php
index 99e709c03..fe5f74ad5 100644
--- a/lib/Cake/View/HelperCollection.php
+++ b/lib/Cake/View/HelperCollection.php
@@ -16,7 +16,7 @@
  * @since         CakePHP(tm) v 2.0
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
-App::uses('ObjectCollection', 'Core');
+App::uses('ObjectCollection', 'Utility');
 
 class HelperCollection extends ObjectCollection {
 
diff --git a/lib/Cake/View/View.php b/lib/Cake/View/View.php
index ef241d334..f25469f07 100644
--- a/lib/Cake/View/View.php
+++ b/lib/Cake/View/View.php
@@ -22,6 +22,7 @@
  * Included libraries.
  */
 App::uses('HelperCollection', 'View');
+App::uses('Router', 'Routing');
 
 /**
  * View, the V in the MVC triad.
diff --git a/lib/Cake/bootstrap.php b/lib/Cake/bootstrap.php
index a6b0099f6..97f38c04a 100644
--- a/lib/Cake/bootstrap.php
+++ b/lib/Cake/bootstrap.php
@@ -145,7 +145,7 @@ if (!defined('CAKE_TESTS')) {
 /**
  * Path to the test suite.
  */
-	define('CAKE_TESTS_LIB', CAKE_TESTS.'lib'.DS);
+	define('CAKE_TESTS_LIB', LIBS . 'TestSuite' . DS);
 
 /**
  * Path to the controller test directory.
diff --git a/lib/Cake/tests/cases/libs/cake_test_case.test.php b/lib/Cake/tests/cases/libs/cake_test_case.test.php
index c0623529d..34d8a4a9b 100644
--- a/lib/Cake/tests/cases/libs/cake_test_case.test.php
+++ b/lib/Cake/tests/cases/libs/cake_test_case.test.php
@@ -24,7 +24,7 @@ App::uses('Controller', 'Controller');
 App::uses('CakeHtmlReporter', 'TestSuite/Reporter');
 
 if (!class_exists('AppController', false)) {
-	require_once LIBS . 'Controller' . DS . 'app_controller.php';
+	require_once LIBS . 'Controller' . DS . 'AppController.php';
 } elseif (!defined('APP_CONTROLLER_EXISTS')) {
 	define('APP_CONTROLLER_EXISTS', true);
 }
@@ -38,8 +38,8 @@ if (!class_exists('AppController', false)) {
 class CakeTestCaseTest extends CakeTestCase {
 
 	public static function setUpBeforeClass() {
-		require_once TEST_CAKE_CORE_INCLUDE_PATH . DS . 'tests' . DS . 'fixtures' . DS . 'assert_tags_test_case.php';
-		require_once TEST_CAKE_CORE_INCLUDE_PATH . DS . 'tests' . DS . 'fixtures' . DS . 'fixturized_test_case.php';
+		require_once LIBS . 'tests' . DS . 'fixtures' . DS . 'assert_tags_test_case.php';
+		require_once LIBS . 'tests' . DS . 'fixtures' . DS . 'fixturized_test_case.php';
 	}
 
 /**
diff --git a/lib/Cake/tests/cases/libs/cake_test_fixture.test.php b/lib/Cake/tests/cases/libs/cake_test_fixture.test.php
index 4541b2526..fa851e52e 100644
--- a/lib/Cake/tests/cases/libs/cake_test_fixture.test.php
+++ b/lib/Cake/tests/cases/libs/cake_test_fixture.test.php
@@ -18,6 +18,7 @@
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 App::uses('DboSource', 'Model/Datasource');
+App::uses('Model', 'Model');
 
 /**
  * CakeTestFixtureTestFixture class
diff --git a/lib/Cake/tests/cases/libs/html_coverage_report.test.php b/lib/Cake/tests/cases/libs/html_coverage_report.test.php
index 39f41fb60..325271131 100644
--- a/lib/Cake/tests/cases/libs/html_coverage_report.test.php
+++ b/lib/Cake/tests/cases/libs/html_coverage_report.test.php
@@ -18,7 +18,7 @@
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 
-require_once CAKE . 'tests' . DS . 'lib' . DS . 'coverage' . DS . 'html_coverage_report.php';
+App::uses('HtmlCoverageReport', 'TestSuite/Coverage');
 
 class HtmlCoverageReportTest extends CakeTestCase {
 /**
diff --git a/lib/Cake/tests/cases/libs/set.test.php b/lib/Cake/tests/cases/libs/set.test.php
index e17a6af06..e0c5c3348 100644
--- a/lib/Cake/tests/cases/libs/set.test.php
+++ b/lib/Cake/tests/cases/libs/set.test.php
@@ -18,6 +18,7 @@
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
 App::uses('Set', 'Utility');
+App::uses('Model', 'Model');
 
 /**
  * SetTest class
diff --git a/lib/Cake/tests/cases/libs/view/helper.test.php b/lib/Cake/tests/cases/libs/view/helper.test.php
index f14704e1c..c00ee271c 100644
--- a/lib/Cake/tests/cases/libs/view/helper.test.php
+++ b/lib/Cake/tests/cases/libs/view/helper.test.php
@@ -20,6 +20,7 @@
 
 App::uses('View', 'View');
 App::uses('Helper', 'View');
+App::uses('Model', 'Model');
 App::uses('Router', 'Routing');
 
 /**
diff --git a/lib/Cake/tests/cases/libs/view/helpers/text.test.php b/lib/Cake/tests/cases/libs/view/helpers/text.test.php
index 2ac412374..b867c988a 100644
--- a/lib/Cake/tests/cases/libs/view/helpers/text.test.php
+++ b/lib/Cake/tests/cases/libs/view/helpers/text.test.php
@@ -17,8 +17,9 @@
  * @since         CakePHP(tm) v 1.2.0.4206
  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
  */
+
 App::uses('View', 'View');
-App::uses('TextHelper', 'Helper');
+App::uses('TextHelper', 'View/Helper');
 
 /**
  * TextHelperTest class
diff --git a/lib/Cake/tests/cases/libs/view/view.test.php b/lib/Cake/tests/cases/libs/view/view.test.php
index 9824b125a..34ca6ae0f 100644
--- a/lib/Cake/tests/cases/libs/view/view.test.php
+++ b/lib/Cake/tests/cases/libs/view/view.test.php
@@ -19,6 +19,7 @@
  */
 
 App::uses('View', 'View');
+App::uses('Helper', 'View');
 App::uses('Controller', 'Controller');
 App::uses('CacheHelper', 'View/Helper');
 App::uses('ErrorHandler', 'Error');