Issue body optional (KnpLabs#625)

* remove body from being required when creating an issue

* update test

Author: bobeagan

CHANGELOG.md

@@ -8,6 +8,7 @@ The change log describes what is "Added", "Removed", "Changed" or "Fixed" betwee
 
 - Support for graphql api [variables](https://developer.github.com/v4/guides/forming-calls/#working-with-variables) (#612)
 - Added missing branch protection methods (#616)
+- Remove `body` as a required parameter when creating an issue (#624)
 
 ## 2.5.0
 

lib/Github/Api/Issue.php

@@ -129,8 +129,8 @@ public function show($username, $repository, $id)
      */
     public function create($username, $repository, array $params)
     {
-        if (!isset($params['title'], $params['body'])) {
-            throw new MissingArgumentException(array('title', 'body'));
+        if (!isset($params['title'])) {
+            throw new MissingArgumentException(array('title'));
         }
 
         return $this->post('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/issues', $params);

test/Github/Tests/Api/IssueTest.php

@@ -105,17 +105,17 @@ public function shouldNotCreateIssueWithoutTitle()
 
     /**
      * @test
-     * @expectedException \Github\Exception\MissingArgumentException
      */
-    public function shouldNotCreateIssueWithoutBody()
+    public function shouldCreateIssueWithoutBody()
     {
         $data = array(
             'title' => 'some title'
         );
 
         $api = $this->getApiMock();
-        $api->expects($this->never())
-            ->method('post');
+        $api->expects($this->once())
+            ->method('post')
+            ->with('/repos/ornicar/php-github-api/issues', $data);
 
         $api->create('ornicar', 'php-github-api', $data);
     }