support for bit comparison

lib/Doctrine/DBAL/Platforms/AbstractPlatform.php

@@ -786,6 +786,30 @@ abstract class AbstractPlatform
         throw DBALException::notSupported(__METHOD__);
     }
 
+    /**
+     * Gets SQL bit and comparison  expression
+     *
+     * @param   string $value1
+     * @param   string $value2
+     * @return  string
+     */
+    public function getBitAndComparisonExpression($value1, $value2)
+    {
+        return '(' . $value1 . ' & ' . $value2 . ')';
+    }
+    
+    /**
+     * Gets SQL bit and comparison expression
+     *
+     * @param   string $value1
+     * @param   string $value2
+     * @return  string
+     */
+    public function getBitOrComparisonExpression($value1, $value2)
+    {
+        return '(' . $value1 . ' | ' . $value2 . ')';
+    }
+
     public function getForUpdateSQL()
     {
         return 'FOR UPDATE';

lib/Doctrine/DBAL/Platforms/OraclePlatform.php

@@ -116,25 +116,55 @@ class OraclePlatform extends AbstractPlatform
         return "TRUNC(TO_NUMBER(SUBSTR((" . $date1 . "-" . $date2 . "), 1, INSTR(" . $date1 . "-" . $date2 .", ' '))))";
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function getDateAddDaysExpression($date, $days)
     {
         return '(' . $date . '+' . $days . ')';
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function getDateSubDaysExpression($date, $days)
     {
         return '(' . $date . '-' . $days . ')';
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function getDateAddMonthExpression($date, $months)
     {
         return "ADD_MONTHS(" . $date . ", " . $months . ")";
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function getDateSubMonthExpression($date, $months)
     {
         return "ADD_MONTHS(" . $date . ", -" . $months . ")";
     }
+    
+    /**
+     * {@inheritdoc}
+     */
+    public function getBitAndComparisonExpression($value1, $value2)
+    {
+        return 'BITAND('.$value1 . ', ' . $value2 . ')';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getBitOrComparisonExpression($value1, $value2)
+    {
+        return '(' . $value1 . '-' . 
+                $this->getBitAndComparisonExpression($value1, $value2) 
+                . '+' . $value2 . ')';
+    }
 
     /**
      * Gets the SQL used to create a sequence that starts with a given value

tests/Doctrine/Tests/DBAL/Platforms/AbstractPlatformTestCase.php

@@ -130,6 +130,34 @@ abstract class AbstractPlatformTestCase extends \Doctrine\Tests\DbalTestCase
         $sql = $this->_platform->getCreateConstraintSQL($fk, 'test');
         $this->assertEquals($this->getGenerateConstraintForeignKeySql(), $sql);
     }
+    
+    protected function getBitAndComparisonExpressionSql($value1, $value2)
+    {
+        return '(' . $value1 . ' & ' . $value2 . ')';
+    }
+
+    /**
+     * @group DDC-1213
+     */
+    public function testGeneratesBitAndComparisonExpressionSql()
+    {
+        $sql = $this->_platform->getBitAndComparisonExpression(2, 4);
+        $this->assertEquals($this->getBitAndComparisonExpressionSql(2, 4), $sql);
+    }
+
+    protected  function getBitOrComparisonExpressionSql($value1, $value2)
+    {
+        return '(' . $value1 . ' | ' . $value2 . ')';
+    }
+
+    /**
+     * @group DDC-1213
+     */
+    public function testGeneratesBitOrComparisonExpressionSql()
+    {
+        $sql = $this->_platform->getBitOrComparisonExpression(2, 4);
+        $this->assertEquals($this->getBitOrComparisonExpressionSql(2, 4), $sql);
+    }
 
     public function getGenerateConstraintUniqueIndexSql()
     {

tests/Doctrine/Tests/DBAL/Platforms/OraclePlatformTest.php

@@ -204,4 +204,16 @@ class OraclePlatformTest extends AbstractPlatformTestCase
             "COMMENT ON COLUMN mytable.baz IS 'B comment'",
         );
     }
+
+    public function getBitAndComparisonExpressionSql($value1, $value2)
+    {
+        return 'BITAND('.$value1 . ', ' . $value2 . ')';
+    }
+
+    public function getBitOrComparisonExpressionSql($value1, $value2)
+    {
+        return '(' . $value1 . '-' . 
+                $this->getBitAndComparisonExpressionSql($value1, $value2) 
+                . '+' . $value2 . ')';
+    }
 }
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