Fixes a warning that gets emitted when mocking AMQPChannel with some methods

Author: asgrim

PhpAmqpLib/Channel/AMQPChannel.php

@@ -152,7 +152,7 @@ protected function channel_alert($args)
      */
     public function close($reply_code = 0, $reply_text = "", $method_sig = array(0, 0))
     {
-        if ($this->is_open !== true || !$this->connection || !$this->connection->isConnected()) {
+        if ((isset($this->is_open) && $this->is_open !== true) || !$this->connection || !$this->connection->isConnected()) {
             $this->do_close();
             return; // already closed
         }

PhpAmqpLib/Tests/Unit/Channel/AMQPChannelTest.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace PhpAmqpLib\Tests\Unit\Channel;
+
+use PhpAmqpLib\Channel\AMQPChannel;
+
+class AMQPChannelTest extends \PHPUnit_Framework_TestCase
+{
+    public function testCloseDoesNotEmitUndefinedPropertyWarningWhenSomeMethodsAreMocked()
+    {
+        $mockChannel = $this->getMockBuilder('\PhpAmqpLib\Channel\AMQPChannel')
+            ->setMethods(array('queue_bind'))
+            ->disableOriginalConstructor()
+            ->getMock();
+        /* @var $mockChannel \PhpAmqpLib\Channel\AMQPChannel */
+
+        $mockChannel->close();
+    }
+}