Cleanup and optimize helper tests for speed
diff --git a/tests/codeigniter/helpers/array_helper_test.php b/tests/codeigniter/helpers/array_helper_test.php
index 9cd1596..ba46e86 100644
--- a/tests/codeigniter/helpers/array_helper_test.php
+++ b/tests/codeigniter/helpers/array_helper_test.php
@@ -1,7 +1,7 @@
 <?php
 
 class Array_helper_test extends CI_TestCase {
-	
+
 	public function set_up()
 	{
 		$this->helper('array');
@@ -13,31 +13,31 @@
 			'herb'		=> 'cook'
 		);
 	}
-	
+
 	// ------------------------------------------------------------------------
-	
+
 	public function test_element_with_existing_item()
-	{	
+	{
 		$this->assertEquals(FALSE, element('testing', $this->my_array));
-		
+
 		$this->assertEquals('not set', element('testing', $this->my_array, 'not set'));
-		
+
 		$this->assertEquals('bar', element('foo', $this->my_array));
 	}
-	
-	// ------------------------------------------------------------------------	
+
+	// ------------------------------------------------------------------------
 
 	public function test_random_element()
 	{
 		// Send a string, not an array to random_element
 		$this->assertEquals('my string', random_element('my string'));
-		
+
 		// Test sending an array
 		$this->assertEquals(TRUE, in_array(random_element($this->my_array), $this->my_array));
 	}
 
-	// ------------------------------------------------------------------------	
-	
+	// ------------------------------------------------------------------------
+
 	public function test_elements()
 	{
 		$this->assertEquals(TRUE, is_array(elements('test', $this->my_array)));