From 9afa605dc3564d1fc580c1f67565ca6b9146c907 Mon Sep 17 00:00:00 2001
From: Willem Wollebrants <willem@studiow.be>
Date: Mon, 22 Feb 2016 12:13:02 +0100
Subject: [PATCH] Add tests for 'optional' rule

---
 tests/Valitron/ValidateTest.php | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/tests/Valitron/ValidateTest.php b/tests/Valitron/ValidateTest.php
index 9834d2e..996c4a2 100644
--- a/tests/Valitron/ValidateTest.php
+++ b/tests/Valitron/ValidateTest.php
@@ -1085,6 +1085,27 @@ class ValidateTest extends BaseTestCase
             ),
         );
     }
+
+    public function testOptionalProvidedValid()
+    {
+        $v = new Validator(array('address' =>  'user@example.com'));   
+        $v->rule('optional', 'address')->rule('email', 'address');        
+        $this->assertTrue($v->validate());
+    }
+
+    public function testOptionalProvidedInvalid()
+    {
+        $v = new Validator(array('address' =>  'userexample.com'));   
+        $v->rule('optional', 'address')->rule('email', 'address');        
+        $this->assertFalse($v->validate());
+    }
+
+    public function testOptionalNotProvided()
+    {
+        $v = new Validator(array());   
+        $v->rule('optional', 'address')->rule('email', 'address');        
+        $this->assertTrue($v->validate());
+    }    
 }
 
 function sampleFunctionCallback($field, $value, array $params) {