Improve assertions

Author: carusogabriel

Tests/Compiler/ResolveDefinitionTemplatesPassTest.php

@@ -280,23 +280,23 @@ public function testDeepDefinitionsResolving()
         $this->process($container);
 
         $configurator = $container->getDefinition('sibling')->getConfigurator();
-        $this->assertSame('Symfony\Component\DependencyInjection\Definition', get_class($configurator));
+        $this->assertInstanceOf('Symfony\Component\DependencyInjection\Definition', $configurator);
         $this->assertSame('parentClass', $configurator->getClass());
 
         $factory = $container->getDefinition('sibling')->getFactory();
-        $this->assertSame('Symfony\Component\DependencyInjection\Definition', get_class($factory[0]));
+        $this->assertInstanceOf('Symfony\Component\DependencyInjection\Definition', $factory[0]);
         $this->assertSame('parentClass', $factory[0]->getClass());
 
         $argument = $container->getDefinition('sibling')->getArgument(0);
-        $this->assertSame('Symfony\Component\DependencyInjection\Definition', get_class($argument));
+        $this->assertInstanceOf('Symfony\Component\DependencyInjection\Definition', $argument);
         $this->assertSame('parentClass', $argument->getClass());
 
         $properties = $container->getDefinition('sibling')->getProperties();
-        $this->assertSame('Symfony\Component\DependencyInjection\Definition', get_class($properties['prop']));
+        $this->assertInstanceOf('Symfony\Component\DependencyInjection\Definition', $properties['prop']);
         $this->assertSame('parentClass', $properties['prop']->getClass());
 
         $methodCalls = $container->getDefinition('sibling')->getMethodCalls();
-        $this->assertSame('Symfony\Component\DependencyInjection\Definition', get_class($methodCalls[0][1][0]));
+        $this->assertInstanceOf('Symfony\Component\DependencyInjection\Definition', $methodCalls[0][1][0]);
         $this->assertSame('parentClass', $methodCalls[0][1][0]->getClass());
     }