update .env.example to include redis config

fix broken test

tests/acceptance/FlightsCest.php

@@ -4,7 +4,7 @@
 class FlightsCest
 {
     protected $uri = '/flights';
-    
+
     public function _before(AcceptanceTester $I)
     {
     }
@@ -17,127 +17,128 @@ class FlightsCest
     public function listFlightsReturnsJson(AcceptanceTester $I)
     {
         $params = [];
-    
+
         $I->sendGET($this->uri, $params);
         $r = $I->grabResponse();
-    
+
         $I->seeResponseCodeIs(200, $r);
         $I->seeResponseIsJson();
     }
-    
+
     public function listFlightsReturns1ItemWhenPerPageIs1(AcceptanceTester $I)
     {
         $params = [
             'page' => 1,
             'per_page' => 1
         ];
-        
+
         $I->sendGET($this->uri, $params);
         $r = $I->grabResponse();
-        
+
         $I->seeResponseCodeIs(200, $r);
         $I->seeResponseIsJson();
-        
+
         $data = json_decode($r);
         $I->assertCount(1, $data->data, json_encode($data));
     }
-    
+
     public function listFlightsReturns2ItemWhenPerPageIs2(AcceptanceTester $I)
     {
         $params = [
             'page' => 1,
             'per_page' => 2
         ];
-        
+
         $I->sendGET($this->uri, $params);
         $r = $I->grabResponse();
-        
+
         $I->seeResponseCodeIs(200, $r);
         $I->seeResponseIsJson();
-        
+
         $data = json_decode($r);
         $I->assertCount(2, $data->data, json_encode($data));
     }
-    
+
     public function listFlightsDoesNotReturn500WhenPerPageIsInvalid(AcceptanceTester $I)
     {
         $params = [
             'page' => 1,
             'per_page' => ''
         ];
-        
+
         $I->sendGET($this->uri, $params);
         $r = $I->grabResponse();
-        
+
         $I->seeResponseCodeIs(200, $r);
         $I->seeResponseIsJson();
     }
-    
+
     public function listFlightsReturns0ItemWhenPageIsBeyondEndOfCollection(AcceptanceTester $I)
     {
         $params = [
             'page' => 99999,
             'per_page' => 2
         ];
-        
+
         $I->sendGET($this->uri, $params);
         $r = $I->grabResponse();
-        
+
         $I->seeResponseCodeIs(200, $r);
         $I->seeResponseIsJson();
-        
+
         $data = json_decode($r);
         $I->assertCount(0, $data->data, json_encode($data));
     }
-    
-    
+
+
     public function getFlightReturnsTripJson(AcceptanceTester $I)
     {
         $I->sendGET($this->uri, []);
         $r = $I->grabResponse();
         $data = json_decode($r, true);
         $tripId = $data['data'][0]['id'];
-        
+
         $params = [];
         $uri = $this->uri . '/' . $tripId;
-        
+
         $I->sendGET($uri, $params);
         $r = $I->grabResponse();
-        
+
         $I->seeResponseCodeIs(200, $r);
         $I->seeResponseIsJson();
-        
+
         $data = json_decode($r, true);
         $I->assertEquals('flights', $data['data']['type']);
         $I->assertEquals($tripId, $data['data']['id']);
     }
-    
+
     public function getFlightReturns400IfTripIdNotFound(AcceptanceTester $I)
     {
         $params = [];
         $uri = $this->uri . '/999999';
-        
+
         $I->sendGET($uri, $params);
         $r = $I->grabResponse();
-        
+
         $I->seeResponseCodeIs(400, $r);
         $I->seeResponseIsJson();
     }
-    
+
     public function removeFlightRemovesFlightFromTrips(AcceptanceTester $I)
     {
         $tripId = $this->getFirstTripId($I);
         $r = $this->addFlightToTrip($I, 'YUL', $tripId);
         $data = json_decode($r, true);
-        
+
         $flightId = $data['data']['attributes']['flights'][0]['id'];
         $uri = $this->uri .'/'.$flightId;
-    
+
         $I->sendDELETE($uri);
-        
+
         $I->seeResponseCodeIs(204);
+        $I->seeResponseEquals('');
     }
-    
+
     private function getFirstTripId(AcceptanceTester $I)
     {
         $uri = '/trips/';
@@ -147,11 +148,11 @@ class FlightsCest
         $tripId = $data['data'][0]['id'];
         return $tripId;
     }
-    
+
     private function addFlightToTrip(AcceptanceTester $I, $destination, $tripId)
     {
         $uri = '/trips/' . $tripId .'/flights';
-    
+
         $I->sendPost($uri, [
             'destination' => $destination
         ]);