[FrameworkBundle] Stop calling Kernel::boot() twice in cli

Author: Robin Chalas

Console/Application.php

@@ -62,16 +62,14 @@ public function getKernel()
      */
     public function doRun(InputInterface $input, OutputInterface $output)
     {
-        $this->kernel->boot();
-
-        $this->setDispatcher($this->kernel->getContainer()->get('event_dispatcher'));
-
         $this->registerCommands();
 
         if ($this->registrationErrors) {
             $this->renderRegistrationErrors($input, $output);
         }
 
+        $this->setDispatcher($this->kernel->getContainer()->get('event_dispatcher'));
+
         return parent::doRun($input, $output);
     }
 

Tests/Console/ApplicationTest.php

@@ -204,6 +204,7 @@ public function testRunOnlyWarnsOnUnregistrableCommandAtTheEnd()
         $container->setParameter('console.command.ids', array(ThrowingCommand::class => ThrowingCommand::class));
 
         $kernel = $this->getMockBuilder(KernelInterface::class)->getMock();
+        $kernel->expects($this->once())->method('boot');
         $kernel
             ->method('getBundles')
             ->willReturn(array($this->createBundleMock(
@@ -256,6 +257,7 @@ private function getKernel(array $bundles, $useDispatcher = false)
         ;
 
         $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\KernelInterface')->getMock();
+        $kernel->expects($this->once())->method('boot');
         $kernel
             ->expects($this->any())
             ->method('getBundles')