Index: TestCommon.php
===================================================================
--- TestCommon.php	(revision 21050)
+++ TestCommon.php	(working copy)
@@ -1225,9 +1225,10 @@
     }
 
     protected $_numericDataTypes = array(
-        Zend_Db::INT_TYPE    => Zend_Db::INT_TYPE,
-        Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE,
-        Zend_Db::FLOAT_TYPE  => Zend_Db::FLOAT_TYPE
+        Zend_Db::INT_TYPE       => Zend_Db::INT_TYPE,
+        Zend_Db::BIGINT_TYPE    => Zend_Db::BIGINT_TYPE,
+        Zend_Db::FLOAT_TYPE     => Zend_Db::FLOAT_TYPE,
+        Zend_Db::UNSIGNED_TYPE  => Zend_Db::UNSIGNED_TYPE
     );
 
     public function testAdapterQuoteIntoType()
@@ -1247,6 +1248,11 @@
         $this->assertEquals('foo = 12.340000', $value,
             'Incorrect quoteInto() result for FLOAT_TYPE');
 
+        $value = $this->_db->quoteInto('foo = ?', 2147483999, Zend_Db::UNSIGNED_TYPE);
+        $this->assertType('string', $value);
+        $this->assertEquals('foo = 2147483999', $value,
+            'Incorrect quoteInto() result for UNSIGNED_TYPE');
+
         $value = $this->_db->quoteInto('foo = ?', 1234, 'CHAR');
         $this->assertType('string', $value);
         $this->assertEquals("foo = 1234", $value,
@@ -1447,6 +1453,53 @@
         }
     }
 
+    public function testAdapterQuoteTypeUnsigned()
+    {
+        foreach ($this->_numericDataTypes as $typeName => $type) {
+            if ($type != 3) {
+                continue;
+            }
+
+            // test int value
+            $value = $this->_db->quote(2147483999, $typeName);
+            $this->assertType('string', $value);
+            $this->assertEquals('2147483999', $value,
+                "Incorrect quote() UNSIGNED_TYPE result for unsigned int");
+
+            // test int string
+            $value = $this->_db->quote('2147483999', $typeName);
+            $this->assertType('string', $value);
+            $this->assertEquals('2147483999', $value,
+                "Incorrect quote() UNSIGNED_TYPE result for unsigned int string");
+
+            // test int string with + sign
+            $value = $this->_db->quote('+2147483999', $typeName);
+            $this->assertType('string', $value);
+            $this->assertEquals('2147483999', $value,
+                "Incorrect quote() UNSIGNED_TYPE result for int string with + sign");
+
+            // test int string with - sign
+            $value = $this->_db->quote('-1234', $typeName);
+            $this->assertType('string', $value);
+            $this->assertEquals('0', $value,
+                "Incorrect quote() UNSIGNED_TYPE result for int string with - sign");
+
+            // test int string with non-digit text
+            $value = $this->_db->quote('2147483999abcd', $typeName);
+            $this->assertType('string', $value);
+            $this->assertEquals('2147483999', $value,
+                "Incorrect quote() UNSIGNED_TYPE result for int string with non-digit text");
+
+            // test non-digit test; it should return 0
+            $value = $this->_db->quote('abcd', $typeName);
+            $this->assertType('string', $value);
+            $this->assertEquals('0', $value,
+                "Incorrect quote() UNSIGNED_TYPE result for non-digit string");
+
+        }
+    }
+
+
     public function testAdapterQuoteTypeNonNumeric()
     {
         $value = $this->_db->quote(1234, 'CHAR');