Updating helper test classes to extend CI_TestCase
diff --git a/tests/codeigniter/helpers/array_helper_test.php b/tests/codeigniter/helpers/array_helper_test.php
index bbefdb4..fd306ce 100644
--- a/tests/codeigniter/helpers/array_helper_test.php
+++ b/tests/codeigniter/helpers/array_helper_test.php
@@ -4,7 +4,7 @@
 
 require_once(BASEPATH.'helpers/array_helper.php');
 
-class Array_helper_test extends PHPUnit_Framework_TestCase
+class Array_helper_test extends CI_TestCase
 {
 	public function setUp()
 	{
diff --git a/tests/codeigniter/helpers/html_helper_test.php b/tests/codeigniter/helpers/html_helper_test.php
index 3b7f2b3..8c0e533 100644
--- a/tests/codeigniter/helpers/html_helper_test.php
+++ b/tests/codeigniter/helpers/html_helper_test.php
@@ -2,7 +2,7 @@
 
 require_once(BASEPATH.'helpers/html_helper.php');
 
-class Html_helper_test extends PHPUnit_Framework_TestCase
+class Html_helper_test extends CI_TestCase
 {
 	public function testHeading()
 	{
diff --git a/tests/codeigniter/helpers/inflector_helper_test.php b/tests/codeigniter/helpers/inflector_helper_test.php
index 5e2fae9..e59875e 100644
--- a/tests/codeigniter/helpers/inflector_helper_test.php
+++ b/tests/codeigniter/helpers/inflector_helper_test.php
@@ -2,7 +2,7 @@
 
 require_once(BASEPATH.'helpers/inflector_helper.php');
 
-class Inflector_helper_test extends PHPUnit_Framework_TestCase {
+class Inflector_helper_test extends CI_TestCase {
 	
 	
 	public function testSingular()
diff --git a/tests/codeigniter/helpers/string_helper_test.php b/tests/codeigniter/helpers/string_helper_test.php
index 71449f6..00ba5de 100644
--- a/tests/codeigniter/helpers/string_helper_test.php
+++ b/tests/codeigniter/helpers/string_helper_test.php
@@ -2,7 +2,7 @@
 
 require_once(BASEPATH.'helpers/string_helper.php');
 
-class String_helper_test extends PHPUnit_Framework_TestCase
+class String_helper_test extends CI_TestCase
 {
 	public function testTrimSlashes()
 	{
diff --git a/tests/codeigniter/helpers/text_helper_test.php b/tests/codeigniter/helpers/text_helper_test.php
index aa6660e..22c834b 100644
--- a/tests/codeigniter/helpers/text_helper_test.php
+++ b/tests/codeigniter/helpers/text_helper_test.php
@@ -2,7 +2,7 @@
 
 require_once(BASEPATH.'helpers/text_helper.php');
 
-class Text_helper_test extends PHPUnit_Framework_TestCase
+class Text_helper_test extends CI_TestCase
 {
 	private $_long_string;