diff --git a/framework/web/Request.php b/framework/web/Request.php
index 8337382..29b4970 100644
--- a/framework/web/Request.php
+++ b/framework/web/Request.php
@@ -409,6 +409,11 @@ class Request extends \yii\base\Request
 		return $this->_pathInfo;
 	}
 
+	public function setPathInfo($value)
+	{
+		$this->_pathInfo = trim($value, '/');
+	}
+
 	/**
 	 * Resolves the path info part of the currently requested URL.
 	 * A path info refers to the part that is after the entry script and before the question mark (query string).
diff --git a/framework/web/UrlManager.php b/framework/web/UrlManager.php
index 1425826..bf52f82 100644
--- a/framework/web/UrlManager.php
+++ b/framework/web/UrlManager.php
@@ -10,7 +10,7 @@
 namespace yii\web;
 
 use Yii;
-use \yii\base\Component;
+use yii\base\Component;
 
 /**
  * UrlManager handles HTTP request parsing and creation of URLs based on a set of rules.
@@ -141,8 +141,11 @@ class UrlManager extends Component
 
 			return array($pathInfo, array());
 		} else {
-			$route = (string)$request->getParam($this->routeVar);
-			return array($route, array());
+			$route = $request->getParam($this->routeVar);
+			if (is_array($route)) {
+				$route = '';
+			}
+			return array((string)$route, array());
 		}
 	}
 
@@ -230,9 +233,7 @@ class UrlManager extends Component
 	public function getHostInfo()
 	{
 		if ($this->_hostInfo === null) {
-			/** @var $request \yii\web\Request */
-			$request = Yii::$app->getRequest();
-			$this->_hostInfo = $request->getHostInfo();
+			$this->_hostInfo = Yii::$app->getRequest()->getHostInfo();
 		}
 		return $this->_hostInfo;
 	}
diff --git a/tests/unit/framework/web/UrlManagerTest.php b/tests/unit/framework/web/UrlManagerTest.php
index f1671f7..fcdcf7d 100644
--- a/tests/unit/framework/web/UrlManagerTest.php
+++ b/tests/unit/framework/web/UrlManagerTest.php
@@ -1,14 +1,13 @@
 <?php
 namespace yiiunit\framework\web;
 
-use yii\web\Application;
+use yii\web\Request;
 use yii\web\UrlManager;
 
 class UrlManagerTest extends \yiiunit\TestCase
 {
 	public function testCreateUrl()
 	{
-		new Application('test', __DIR__ . '/../..');
 		// default setting with '/' as base url
 		$manager = new UrlManager(array(
 			'baseUrl' => '/',
@@ -50,6 +49,7 @@ class UrlManagerTest extends \yiiunit\TestCase
 		// pretty URL with rules
 		$manager = new UrlManager(array(
 			'enablePrettyUrl' => true,
+			'cacheID' => false,
 			'rules' => array(
 				array(
 					'pattern' => 'post/<id>/<title>',
@@ -66,6 +66,7 @@ class UrlManagerTest extends \yiiunit\TestCase
 		// pretty URL with rules and suffix
 		$manager = new UrlManager(array(
 			'enablePrettyUrl' => true,
+			'cacheID' => false,
 			'rules' => array(
 				array(
 					'pattern' => 'post/<id>/<title>',
@@ -83,11 +84,118 @@ class UrlManagerTest extends \yiiunit\TestCase
 
 	public function testCreateAbsoluteUrl()
 	{
-		
+		$manager = new UrlManager(array(
+			'baseUrl' => '/',
+			'hostInfo' => 'http://www.example.com',
+		));
+		$url = $manager->createAbsoluteUrl('post/view', array('id' => 1, 'title' => 'sample post'));
+		$this->assertEquals('http://www.example.com/?r=post/view&id=1&title=sample+post', $url);
 	}
 
 	public function testParseRequest()
 	{
+		$manager = new UrlManager;
+		$request = new Request;
+
+		// default setting without 'r' param
+		unset($_GET['r']);
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('', array()), $result);
+
+		// default setting with 'r' param
+		$_GET['r'] = 'site/index';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('site/index', array()), $result);
+
+		// default setting with 'r' param as an array
+		$_GET['r'] = array('site/index');
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('', array()), $result);
+
+		// pretty URL without rules
+		$manager = new UrlManager(array(
+			'enablePrettyUrl' => true,
+		));
+		// empty pathinfo
+		$request->pathInfo = '';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('', array()), $result);
+		// normal pathinfo
+		$request->pathInfo = 'site/index';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('site/index', array()), $result);
+		// pathinfo with module
+		$request->pathInfo = 'module/site/index';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('module/site/index', array()), $result);
+		// pathinfo with trailing slashes
+		$request->pathInfo = 'module/site/index/';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('module/site/index', array()), $result);
 
+		// pretty URL rules
+		$manager = new UrlManager(array(
+			'enablePrettyUrl' => true,
+			'cacheID' => false,
+			'rules' => array(
+				array(
+					'pattern' => 'post/<id>/<title>',
+					'route' => 'post/view',
+				),
+			),
+		));
+		// matching pathinfo
+		$request->pathInfo = 'post/123/this+is+sample';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('post/view', array('id' => '123', 'title' => 'this+is+sample')), $result);
+		// matching pathinfo with trailing slashes
+		$request->pathInfo = 'post/123/this+is+sample/';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('post/view', array('id' => '123', 'title' => 'this+is+sample')), $result);
+		// empty pathinfo
+		$request->pathInfo = '';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('', array()), $result);
+		// normal pathinfo
+		$request->pathInfo = 'site/index';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('site/index', array()), $result);
+		// pathinfo with module
+		$request->pathInfo = 'module/site/index';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('module/site/index', array()), $result);
+
+		// pretty URL rules
+		$manager = new UrlManager(array(
+			'enablePrettyUrl' => true,
+			'suffix' => '.html',
+			'cacheID' => false,
+			'rules' => array(
+				array(
+					'pattern' => 'post/<id>/<title>',
+					'route' => 'post/view',
+				),
+			),
+		));
+		// matching pathinfo
+		$request->pathInfo = 'post/123/this+is+sample.html';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('post/view', array('id' => '123', 'title' => 'this+is+sample')), $result);
+		// matching pathinfo without suffix
+		$request->pathInfo = 'post/123/this+is+sample';
+		$result = $manager->parseRequest($request);
+		$this->assertFalse($result);
+		// empty pathinfo
+		$request->pathInfo = '';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('', array()), $result);
+		// normal pathinfo
+		$request->pathInfo = 'site/index.html';
+		$result = $manager->parseRequest($request);
+		$this->assertEquals(array('site/index', array()), $result);
+		// pathinfo without suffix
+		$request->pathInfo = 'site/index';
+		$result = $manager->parseRequest($request);
+		$this->assertFalse($result);
 	}
 }