added TestCase for Oracle portable error handling

tests/Connection/OracleTestCase.php

+<?php
+class Doctrine_Connection_Oracle_TestCase extends Doctrine_Driver_UnitTestCase {
+    public function __construct() {
+        parent::__construct('oci');
+    }
+    public function testNoSuchTableErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 942, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_NOSUCHTABLE);
+    }
+    public function testSyntaxErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 900, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_SYNTAX);
+    }
+    public function testSyntaxErrorIsSupported2() {
+        $this->exc->processErrorInfo(array(0, 921, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_SYNTAX);
+    }
+    public function testSyntaxErrorIsSupported3() {
+        $this->exc->processErrorInfo(array(0, 923, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_SYNTAX);
+    }
+    public function testNoSuchFieldErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 904, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_NOSUCHFIELD);
+    }
+    public function testConstraintErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 1, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_CONSTRAINT);
+    }
+    public function testConstraintErrorIsSupported2() {
+        $this->exc->processErrorInfo(array(0, 2291, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_CONSTRAINT);
+    }
+    public function testConstraintErrorIsSupported3() {
+        $this->exc->processErrorInfo(array(0, 2449, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_CONSTRAINT);
+    }
+    public function testConstraintErrorIsSupported4() {
+        $this->exc->processErrorInfo(array(0, 2292, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_CONSTRAINT);
+    }
+    public function testNoSuchTableErrorIsSupported4() {
+        $this->exc->processErrorInfo(array(0, 2289, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_NOSUCHTABLE);
+    }
+    public function testInvalidNumberErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 1722, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_INVALID_NUMBER);
+    }
+    public function testDivZeroErrorIsSupported1() {
+        $this->exc->processErrorInfo(array(0, 1476, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_DIVZERO);
+    }
+    public function testNotFoundErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 1418, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_NOT_FOUND);
+    }
+    public function testNotNullConstraintErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 1400, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_CONSTRAINT_NOT_NULL);
+    }
+    public function testNotNullConstraintErrorIsSupported2() {
+        $this->exc->processErrorInfo(array(0, 1407, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_CONSTRAINT_NOT_NULL);
+    }
+    public function testInvalidErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 1401, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_INVALID);
+    }
+    public function testAlreadyExistsErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 955, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_ALREADY_EXISTS);
+    }    
+    public function testValueCountOnRowErrorIsSupported() {
+        $this->exc->processErrorInfo(array(0, 913, ''));
+        
+        $this->assertEqual($this->exc->getPortableCode(), Doctrine::ERR_VALUE_COUNT_ON_ROW);
+    }
+}