added missing testcase

tests/Orm/UnitOfWorkTestCase.php

+<?php
+require_once 'lib/DoctrineTestInit.php';
+ 
+class Orm_UnitOfWorkTestCase extends Doctrine_OrmTestCase
+{
+    private $_unitOfWork;
+    private $_user;
+    
+    protected function setUp() {
+        $this->_user = new ForumUser();
+        $this->_unitOfWork = $this->sharedFixture['connection']->unitOfWork;
+    }
+    
+    protected function tearDown() {
+        $this->_user->free();
+    }
+    
+    public function testTransientEntityIsManaged()
+    {
+        $this->assertTrue($this->_unitOfWork->isManaged($this->_user));
+        $this->assertSame($this->_user, $this->_unitOfWork->get($this->_user->getOid()));
+    }
+    
+    public function testDetachSingleEntity()
+    {
+        $this->assertTrue($this->_unitOfWork->detach($this->_user));
+        try {
+            $this->_unitOfWork->get($this->_user->getOid());
+            $this->fail("Entity is still managed after is has been detached.");
+        } catch (Doctrine_Connection_Exception $ex) {}
+    }
+    
+    public function testDetachAllEntities()
+    {
+        $this->assertEquals(1, $this->_unitOfWork->detachAll());
+        try {
+            $this->_unitOfWork->get($this->_user->getOid());
+            $this->fail("Entity is still managed after all entities have been detached.");
+        } catch (Doctrine_Connection_Exception $ex) {}
+    }
+    
+    /*public function testSavedEntityHasIdentityAndIsManaged()
+    {
+        $this->_user->username = 'romanb';
+        $this->_user->save();
+        $this->assertTrue($this->_unitOfWork->hasIdentity($this->_user));
+        $this->assertTrue($this->_unitOfWork->isManaged($this->_user));
+    }*/
+}
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