diff --git a/framework/yii/i18n/MessageFormatter.php b/framework/yii/i18n/MessageFormatter.php
index 8ae6c1e..c412420 100644
--- a/framework/yii/i18n/MessageFormatter.php
+++ b/framework/yii/i18n/MessageFormatter.php
@@ -15,6 +15,7 @@ namespace yii\i18n;
  *   substituted.
  *
  * @author Alexander Makarov <sam@rmcreative.ru>
+ * @author Carsten Brandt <mail@cebe.cc>
  * @since 2.0
  */
 class MessageFormatter extends \MessageFormatter
@@ -55,7 +56,7 @@ class MessageFormatter extends \MessageFormatter
 	}
 
 	/**
-	 * Replace named placeholders with numeric placeholders.
+	 * Replace named placeholders with numeric placeholders and quote unused.
 	 *
 	 * @param string $pattern The pattern string to replace things into.
 	 * @param array $args The array of values to insert into the format string.
@@ -65,7 +66,7 @@ class MessageFormatter extends \MessageFormatter
 	{
 		$map = array_flip(array_keys($args));
 
-		// parsing pattern base on ICU grammar:
+		// parsing pattern based on ICU grammar:
 		// http://icu-project.org/apiref/icu4c/classMessageFormat.html#details
 		$parts = explode('{', $pattern);
 		$c = count($parts);
diff --git a/tests/unit/framework/i18n/MessageFormatterTest.php b/tests/unit/framework/i18n/MessageFormatterTest.php
index 65f9ea4..d9ae728 100644
--- a/tests/unit/framework/i18n/MessageFormatterTest.php
+++ b/tests/unit/framework/i18n/MessageFormatterTest.php
@@ -22,18 +22,19 @@ class MessageFormatterTest extends TestCase
 	const SUBJECT = 'сабж';
 	const SUBJECT_VALUE = 'Answer to the Ultimate Question of Life, the Universe, and Everything';
 
-	public function testNamedArguments()
+	public function patterns()
 	{
-		$expected = self::SUBJECT_VALUE.' is '.self::N_VALUE;
+		return array(
+			array(
+				'{'.self::SUBJECT.'} is {'.self::N.', number}', // pattern
+				self::SUBJECT_VALUE.' is '.self::N_VALUE, // expected
+				array( // params
+					self::N => self::N_VALUE,
+					self::SUBJECT => self::SUBJECT_VALUE,
+				)
+			),
 
-		$result = MessageFormatter::formatMessage('en_US', '{'.self::SUBJECT.'} is {'.self::N.', number}', array(
-			self::N => self::N_VALUE,
-			self::SUBJECT => self::SUBJECT_VALUE,
-		));
-
-		$this->assertEquals($expected, $result);
-
-		$pattern = <<<_MSG_
+			array(<<<_MSG_
 {gender_of_host, select,
   female {{num_guests, plural, offset:1
 	  =0 {{host} does not give a party.}
@@ -50,53 +51,83 @@ class MessageFormatterTest extends TestCase
 	  =1 {{host} invites {guest} to their party.}
 	  =2 {{host} invites {guest} and one other person to their party.}
 	  other {{host} invites {guest} and # other people to their party.}}}}
-_MSG_;
-		$result = MessageFormatter::formatMessage('en_US', $pattern, array(
-			'gender_of_host' => 'male',
-			'num_guests' => 4,
-			'host' => 'ralph',
-			'guest' => 'beep'
-		));
-		$this->assertEquals('ralph invites beep and 3 other people to his party.', $result);
+_MSG_
+				,
+				'ralph invites beep and 3 other people to his party.',
+				array(
+					'gender_of_host' => 'male',
+					'num_guests' => 4,
+					'host' => 'ralph',
+					'guest' => 'beep'
+				)
+			),
 
-		$pattern = '{name} is {gender} and {gender, select, female{she} male{he} other{it}} loves Yii!';
-		$result = MessageFormatter::formatMessage('en_US', $pattern, array(
-			'name' => 'Alexander',
-			'gender' => 'male',
-		));
-		$this->assertEquals('Alexander is male and he loves Yii!', $result);
+			array(
+				'{name} is {gender} and {gender, select, female{she} male{he} other{it}} loves Yii!',
+				'Alexander is male and he loves Yii!',
+				array(
+					'name' => 'Alexander',
+					'gender' => 'male',
+				),
+			),
 
-		// verify pattern in select does not get replaced
-		$pattern = '{name} is {gender} and {gender, select, female{she} male{he} other{it}} loves Yii!';
-		$result = MessageFormatter::formatMessage('en_US', $pattern, array(
-			'name' => 'Alexander',
-			'gender' => 'male',
-			 // following should not be replaced
-			'he' => 'wtf',
-			'she' => 'wtf',
-			'it' => 'wtf',
-		));
-		$this->assertEquals('Alexander is male and he loves Yii!', $result);
+			// verify pattern in select does not get replaced
+			array(
+				'{name} is {gender} and {gender, select, female{she} male{he} other{it}} loves Yii!',
+				'Alexander is male and he loves Yii!',
+				array(
+					'name' => 'Alexander',
+					'gender' => 'male',
+					 // following should not be replaced
+					'he' => 'wtf',
+					'she' => 'wtf',
+					'it' => 'wtf',
+				)
+			),
 
-		// verify pattern in select message gets replaced
-		$pattern = '{name} is {gender} and {gender, select, female{she} male{{he}} other{it}} loves Yii!';
-		$result = MessageFormatter::formatMessage('en_US', $pattern, array(
-			'name' => 'Alexander',
-			'gender' => 'male',
-			'he' => 'wtf',
-			'she' => 'wtf',
-		));
-		$this->assertEquals('Alexander is male and wtf loves Yii!', $result);
+			// verify pattern in select message gets replaced
+			array(
+				'{name} is {gender} and {gender, select, female{she} male{{he}} other{it}} loves Yii!',
+				'Alexander is male and wtf loves Yii!',
+				array(
+					'name' => 'Alexander',
+					'gender' => 'male',
+					'he' => 'wtf',
+					'she' => 'wtf',
+				),
+			),
 
-		// some parser specific verifications
-		$pattern = '{gender} and {gender, select, female{she} male{{he}} other{it}} loves {nr, number} is {gender}!';
-		$result = MessageFormatter::formatMessage('en_US', $pattern, array(
-			'nr' => 42,
-			'gender' => 'male',
-			'he' => 'wtf',
-			'she' => 'wtf',
-		));
-		$this->assertEquals('male and wtf loves 42 is male!', $result);
+			// some parser specific verifications
+			array(
+				'{gender} and {gender, select, female{she} male{{he}} other{it}} loves {nr, number} is {gender}!',
+				'male and wtf loves 42 is male!',
+				array(
+					'nr' => 42,
+					'gender' => 'male',
+					'he' => 'wtf',
+					'she' => 'wtf',
+				),
+			),
+		);
+	}
+
+	/**
+	 * @dataProvider patterns
+	 */
+	public function testNamedArgumentsStatic($pattern, $expected, $args)
+	{
+		$result = MessageFormatter::formatMessage('en_US', $pattern, $args);
+		$this->assertEquals($expected, $result);
+	}
+
+	/**
+	 * @dataProvider patterns
+	 */
+	public function testNamedArgumentsObject($pattern, $expected, $args)
+	{
+		$formatter = new MessageFormatter('en_US', $pattern);
+		$result = $formatter->format($args);
+		$this->assertEquals($expected, $result);
 	}
 
 	public function testInsufficientArguments()