Add header to tests, API actually gives a 200 response

Author: mbabker

Tests/Package/GraphqlTest.php

@@ -43,7 +43,7 @@ protected function setUp()
 	 */
 	public function testCreate()
 	{
-		$this->response->code = 201;
+		$this->response->code = 200;
 		$this->response->body = $this->sampleString;
 
 		// Build the query.
@@ -56,7 +56,8 @@ public function testCreate()
 
 		// Build the headers.
 		$headers = array(
-			'Accept' => 'application/vnd.github.v4+json',
+			'Accept'       => 'application/vnd.github.v4+json',
+			'Content-Type' => 'application/json',
 		);
 
 		$this->client->expects($this->once())
@@ -92,7 +93,8 @@ public function testCreateFailure()
 
 		// Build the headers.
 		$headers = array(
-			'Accept' => 'application/vnd.github.v4+json',
+			'Accept'       => 'application/vnd.github.v4+json',
+			'Content-Type' => 'application/json',
 		);
 
 		$this->client->expects($this->once())

src/Package/Graphql.php

@@ -50,8 +50,7 @@ public function execute($query, array $variables = array())
 
 		// Send the request.
 		return $this->processResponse(
-			$this->client->post($this->fetchUrl($path), json_encode($data), $headers),
-			201
+			$this->client->post($this->fetchUrl($path), json_encode($data), $headers)
 		);
 	}
 }