[2.0][DDC-331] Added coverage to CTI not generating valid SQL when fetching...

[2.0][DDC-331] Added coverage to CTI not generating valid SQL when fetching for a parent field ona child class.

tests/Doctrine/Tests/ORM/Functional/Ticket/DDC331Test.php

+<?php
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+require_once __DIR__ . '/../../../TestInit.php';
+
+use Doctrine\Tests\Models\Company\CompanyPerson,
+    Doctrine\Tests\Models\Company\CompanyEmployee,
+    Doctrine\Tests\Models\Company\CompanyManager,
+    Doctrine\Tests\Models\Company\CompanyOrganization,
+    Doctrine\Tests\Models\Company\CompanyEvent,
+    Doctrine\Tests\Models\Company\CompanyAuction,
+    Doctrine\Tests\Models\Company\CompanyRaffle,
+    Doctrine\Tests\Models\Company\CompanyCar;
+
+/**
+ * Functional tests for the Class Table Inheritance mapping strategy.
+ *
+ * @author Benjamin Eberlei <kontakt@beberlei.de>
+ */
+class DDC331Test extends \Doctrine\Tests\OrmFunctionalTestCase
+{
+    protected function setUp() {
+        $this->useModelSet('company');
+        parent::setUp();
+    }
+
+    public function testSelectFieldOnRootEntity()
+    {
+        $employee = new CompanyEmployee;
+        $employee->setName('Roman S. Borschel');
+        $employee->setSalary(100000);
+        $employee->setDepartment('IT');
+
+        $this->_em->persist($employee);
+        $this->_em->flush();
+        $this->_em->clear();
+
+        $q = $this->_em->createQuery('SELECT e.name FROM Doctrine\Tests\Models\Company\CompanyEmployee e');
+        $this->assertEquals('SELECT c0_.name AS name0 FROM company_employees c1_ INNER JOIN company_persons c0_ ON c1_.id = c0_.id LEFT JOIN company_managers c2_ ON c1_.id = c2_.id', $q->getSql());
+    }
+}
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