diff --git a/classes/API/Google/Profanity.php b/classes/API/Google/Profanity.php
index 0e61e59..f2b73e3 100644
--- a/classes/API/Google/Profanity.php
+++ b/classes/API/Google/Profanity.php
@@ -27,11 +27,12 @@ class API_Google_Profanity
 	 *
 	 * @usage API_Google_Profanity::check('fuck'); // returns true
 	 * @param string $word word to check
+	 * @param string $endpoint the endpoint to call (helps testing)
 	 * @return boolean whether or not the word is profanity
 	 */
-	public static function check($word)
+	public static function check($word, $endpoint = 'http://www.wdyl.com/profanity?q=')
 	{
-		$response = json_decode(file_get_contents('http://www.wdyl.com/profanity?q=' . $word), true);
+		$response = json_decode(file_get_contents($endpoint . $word), true);
 
 		if ($response == null || !isset($response['response']) || !in_array($response['response'], array('true', 'false')))
 		{
diff --git a/tests/classes/API/Google/ProfanityTest.php b/tests/classes/API/Google/ProfanityTest.php
index bcdfe12..aa9b7cc 100644
--- a/tests/classes/API/Google/ProfanityTest.php
+++ b/tests/classes/API/Google/ProfanityTest.php
@@ -24,6 +24,29 @@ class API_Google_ProfanityTest extends PHPUnit_Framework_TestCase
 			['cuntface',   false], // Unsure why not...
 		];
 	}
+
+	/**
+	 * @expectedException        Exception
+	 * @expectedExceptionMessage Invalid response from API.
+	 */
+	public function testNullResponse()
+	{
+		$file = SITE_PATH . 'null-';
+
+		file_put_contents($file . 'test', null);
+
+		API_Google_Profanity::check('test', $file);
+	}
+
+	public function testMissingResponse()
+	{
+
+	}
+
+	public function testInvalidResponse()
+	{
+
+	}
 }
 
 ?>