Swiftmailer6 combat

composer.json

@@ -20,7 +20,7 @@
   ],
   "require": {
     "php": ">=5.3.3",
-    "swiftmailer/swiftmailer": "^5.4"
+    "swiftmailer/swiftmailer": "^6.0"
   },
   "autoload": {
     "classmap": [

phpunit.xml.dist

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- http://phpunit.de/manual/4.1/en/appendixes.configuration.html -->
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/4.1/phpunit.xsd"
+         backupGlobals="false"
+         colors="true"
+         bootstrap="vendor/autoload.php"
+        >
+    <testsuites>
+        <testsuite name="Project Test Suite">
+            <directory>tests</directory>
+        </testsuite>
+    </testsuites>
+    <php>
+    </php>
+    <filter>
+        <whitelist>
+            <directory>src</directory>
+        </whitelist>
+    </filter>
+</phpunit>

src/Swift_Calendar.php

@@ -42,7 +42,7 @@ public function setMethod($method) {
             throw new InvalidArgumentException('Method must be PUBLISH or REQUEST');
         }
 
-        $this->_setHeaderParameter('Content-Type', 'method', $method);
+        $this->setHeaderParameter('Content-Type', 'method', $method);
 
         return $this;
     }
@@ -53,7 +53,7 @@ public function setMethod($method) {
      * @return string
      */
     public function getMethod() {
-        return $this->_getHeaderParameter('Content-Type', 'method');
+        return $this->getHeaderParameter('Content-Type', 'method');
     }
 
     /**

tests/Swift_CalendarTest.php

@@ -0,0 +1,13 @@
+<?php
+
+class Swift_CalendarTest extends \PHPUnit\Framework\TestCase
+{
+
+    public function testDefaultMethodIsRequest()
+    {
+        $calendar = new Swift_Calendar();
+
+        self::assertEquals('REQUEST', $calendar->getMethod());
+    }
+
+}