Fixes #67: Test if transport is gone each time someone tries to send email, not if connection is initially made

.travis.yml

@@ -14,6 +14,7 @@ cache:
     - $HOME/.composer/cache
 
 install:
+  - sudo apt-get install -y sendmail
   - travis_retry composer self-update && composer --version
   - export PATH="$HOME/.composer/vendor/bin:$PATH"
   - travis_retry composer install --prefer-dist --no-interaction

CHANGELOG.md

@@ -6,6 +6,7 @@ Yii Framework 2 swiftmailer extension Change Log
 
 - Enh #63: Added ability to specify the disposition of an attachment by supplying a `setDisposition` value when embedding content in a message (CorWatts)
 - Bug #67: If transport is gone, try to restart transport (mikk150)
+- Bug #67: Test if transport is gone each time someone tries to send email, not if connection is initially made (mikk150)
 
 2.1.1 April 25, 2018
 --------------------

src/Mailer.php

@@ -108,6 +108,11 @@ class Mailer extends BaseMailer
             $this->_swiftMailer = $this->createSwiftMailer();
         }
 
+        if (!$this->_transport->ping()) {
+            $this->_transport->stop();
+            $this->_transport->start();
+        }
+
         return $this->_swiftMailer;
     }
 
@@ -133,11 +138,6 @@ class Mailer extends BaseMailer
             $this->_transport = $this->createTransport($this->_transport);
         }
 
-        if (!$this->_transport->ping()) {
-            $this->_transport->stop();
-            $this->_transport->start();
-        }
-
         return $this->_transport;
     }