Fix more attributes; void returns; assert string contains; resource;

Author: andrewmy

Tests/MongodbConnectionFactoryTest.php

@@ -5,6 +5,7 @@
 use Enqueue\Mongodb\MongodbConnectionFactory;
 use Enqueue\Mongodb\MongodbContext;
 use Enqueue\Test\ClassExtensionTrait;
+use Enqueue\Test\ReadAttributeTrait;
 use Interop\Queue\ConnectionFactory;
 use PHPUnit\Framework\TestCase;
 
@@ -14,6 +15,7 @@
 class MongodbConnectionFactoryTest extends TestCase
 {
     use ClassExtensionTrait;
+    use ReadAttributeTrait;
 
     public function testShouldImplementConnectionFactoryInterface()
     {

Tests/MongodbContextTest.php

@@ -8,6 +8,7 @@
 use Enqueue\Mongodb\MongodbMessage;
 use Enqueue\Mongodb\MongodbProducer;
 use Enqueue\Test\ClassExtensionTrait;
+use Enqueue\Test\ReadAttributeTrait;
 use Interop\Queue\Context;
 use Interop\Queue\Destination;
 use Interop\Queue\Exception\InvalidDestinationException;
@@ -21,6 +22,7 @@
 class MongodbContextTest extends TestCase
 {
     use ClassExtensionTrait;
+    use ReadAttributeTrait;
 
     public function testShouldImplementContextInterface()
     {