[HttpKernel] Fix return type declarations

src/Symfony/Bundle/FrameworkBundle/Tests/Functional/ProfilerTest.php

@@ -24,16 +24,16 @@ class ProfilerTest extends AbstractWebTestCase
         }
 
         $client->request('GET', '/profiler');
-        $this->assertFalse($client->getProfile());
+        $this->assertNull($client->getProfile());
 
         // enable the profiler for the next request
         $client->enableProfiler();
-        $this->assertFalse($client->getProfile());
+        $this->assertNull($client->getProfile());
         $client->request('GET', '/profiler');
         $this->assertIsObject($client->getProfile());
 
         $client->request('GET', '/profiler');
-        $this->assertFalse($client->getProfile());
+        $this->assertNull($client->getProfile());
     }
 
     public function getConfigs()

src/Symfony/Component/BrowserKit/Request.php

@@ -107,7 +107,7 @@ class Request
     /**
      * Gets the request raw body data.
      *
-     * @return string The request raw body data
+     * @return string|null The request raw body data
      */
     public function getContent()
     {

src/Symfony/Component/DependencyInjection/Container.php

@@ -444,8 +444,6 @@ class Container implements ResettableContainerInterface
 
     /**
      * Creates a service by requiring its factory file.
-     *
-     * @return object The service created by the file
      */
     protected function load($file)
     {

src/Symfony/Component/DependencyInjection/Dumper/DumperInterface.php

@@ -21,9 +21,7 @@ interface DumperInterface
     /**
      * Dumps the service container.
      *
-     * @param array $options An array of options
-     *
-     * @return string The representation of the service container
+     * @return string|array The representation of the service container
      */
     public function dump(array $options = []);
 }

src/Symfony/Component/HttpKernel/Controller/ControllerResolver.php

@@ -85,10 +85,10 @@ class ControllerResolver implements ArgumentResolverInterface, ControllerResolve
             }
         }
 
-        $callable = $this->createController($controller);
-
-        if (!\is_callable($callable)) {
-            throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable. %s', $request->getPathInfo(), $this->getControllerError($callable)));
+        try {
+            $callable = $this->createController($controller);
+        } catch (\InvalidArgumentException $e) {
+            throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable. %s', $request->getPathInfo(), $e->getMessage()));
         }
 
         return $callable;
@@ -165,7 +165,7 @@ class ControllerResolver implements ArgumentResolverInterface, ControllerResolve
      *
      * @return callable A PHP callable
      *
-     * @throws \InvalidArgumentException
+     * @throws \InvalidArgumentException When the controller cannot be created
      */
     protected function createController($controller)
     {
@@ -179,7 +179,13 @@ class ControllerResolver implements ArgumentResolverInterface, ControllerResolve
             throw new \InvalidArgumentException(sprintf('Class "%s" does not exist.', $class));
         }
 
-        return [$this->instantiateController($class), $method];
+        $controller = [$this->instantiateController($class), $method];
+
+        if (!\is_callable($controller)) {
+            throw new \InvalidArgumentException($this->getControllerError($controller));
+        }
+
+        return $controller;
     }
 
     /**

src/Symfony/Component/HttpKernel/DataCollector/ConfigDataCollector.php

@@ -119,7 +119,7 @@ class ConfigDataCollector extends DataCollector implements LateDataCollectorInte
     /**
      * Gets the token.
      *
-     * @return string The token
+     * @return string|null The token
      */
     public function getToken()
     {

src/Symfony/Component/HttpKernel/DataCollector/ExceptionDataCollector.php

@@ -55,7 +55,7 @@ class ExceptionDataCollector extends DataCollector
     /**
      * Gets the exception.
      *
-     * @return \Exception The exception
+     * @return \Exception|FlattenException
      */
     public function getException()
     {

src/Symfony/Component/HttpKernel/DataCollector/LoggerDataCollector.php

@@ -72,11 +72,6 @@ class LoggerDataCollector extends DataCollector implements LateDataCollectorInte
         }
     }
 
-    /**
-     * Gets the logs.
-     *
-     * @return array An array of logs
-     */
     public function getLogs()
     {
         return isset($this->data['logs']) ? $this->data['logs'] : [];

src/Symfony/Component/HttpKernel/DataCollector/TimeDataCollector.php

@@ -132,7 +132,7 @@ class TimeDataCollector extends DataCollector implements LateDataCollectorInterf
     /**
      * Gets the request time.
      *
-     * @return int The time
+     * @return float
      */
     public function getStartTime()
     {

src/Symfony/Component/HttpKernel/HttpCache/AbstractSurrogate.php

@@ -110,7 +110,7 @@ abstract class AbstractSurrogate implements SurrogateInterface
             }
         }
 
-        return null;
+        return '';
     }
 
     /**

src/Symfony/Component/HttpKernel/HttpCache/Ssi.php

@@ -95,6 +95,6 @@ class Ssi extends AbstractSurrogate
         // remove SSI/1.0 from the Surrogate-Control header
         $this->removeFromControl($response);
 
-        return null;
+        return $response;
     }
 }

src/Symfony/Component/HttpKernel/Kernel.php

@@ -206,7 +206,7 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
     /**
      * Gets a HTTP kernel from the container.
      *
-     * @return HttpKernel
+     * @return HttpKernelInterface
      */
     protected function getHttpKernel()
     {
@@ -425,7 +425,7 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
      */
     public function getStartTime()
     {
-        return $this->debug ? $this->startTime : -INF;
+        return $this->debug && null !== $this->startTime ? $this->startTime : -INF;
     }
 
     /**

src/Symfony/Component/HttpKernel/KernelInterface.php

@@ -138,7 +138,7 @@ interface KernelInterface extends HttpKernelInterface, \Serializable
     /**
      * Gets the request start time (not available if debug is disabled).
      *
-     * @return int The request start timestamp
+     * @return float The request start timestamp
      */
     public function getStartTime();
 

src/Symfony/Component/HttpKernel/Profiler/Profile.php

@@ -102,7 +102,7 @@ class Profile
     /**
      * Returns the IP.
      *
-     * @return string The IP
+     * @return string|null The IP
      */
     public function getIp()
     {
@@ -122,7 +122,7 @@ class Profile
     /**
      * Returns the request method.
      *
-     * @return string The request method
+     * @return string|null The request method
      */
     public function getMethod()
     {
@@ -137,13 +137,16 @@ class Profile
     /**
      * Returns the URL.
      *
-     * @return string The URL
+     * @return string|null The URL
      */
     public function getUrl()
     {
         return $this->url;
     }
 
+    /**
+     * @param string $url
+     */
     public function setUrl($url)
     {
         $this->url = $url;
@@ -180,7 +183,7 @@ class Profile
     }
 
     /**
-     * @return int
+     * @return int|null
      */
     public function getStatusCode()
     {

src/Symfony/Component/HttpKernel/Profiler/Profiler.php

@@ -65,12 +65,12 @@ class Profiler
     /**
      * Loads the Profile for the given Response.
      *
-     * @return Profile|false A Profile instance
+     * @return Profile|null A Profile instance
      */
     public function loadProfileFromResponse(Response $response)
     {
         if (!$token = $response->headers->get('X-Debug-Token')) {
-            return false;
+            return null;
         }
 
         return $this->loadProfile($token);
@@ -81,7 +81,7 @@ class Profiler
      *
      * @param string $token A token
      *
-     * @return Profile A Profile instance
+     * @return Profile|null A Profile instance
      */
     public function loadProfile($token)
     {

src/Symfony/Component/HttpKernel/Tests/Bundle/BundleTest.php

@@ -49,6 +49,9 @@ class BundleTest extends TestCase
         $this->assertNull($bundle2->registerCommands($app));
     }
 
+    /**
+     * @group legacy
+     */
     public function testGetContainerExtensionWithInvalidClass()
     {
         $this->expectException('LogicException');

src/Symfony/Component/HttpKernel/Tests/DataCollector/LoggerDataCollectorTest.php

@@ -23,7 +23,7 @@ class LoggerDataCollectorTest extends TestCase
             ->getMockBuilder('Symfony\Component\HttpKernel\Log\DebugLoggerInterface')
             ->setMethods(['countErrors', 'getLogs', 'clear'])
             ->getMock();
-        $logger->expects($this->once())->method('countErrors')->willReturn('foo');
+        $logger->expects($this->once())->method('countErrors')->willReturn(123);
         $logger->expects($this->exactly(2))->method('getLogs')->willReturn([]);
 
         $c = new LoggerDataCollector($logger, __DIR__.'/');

src/Symfony/Component/HttpKernel/Tests/DataCollector/TimeDataCollectorTest.php

@@ -44,7 +44,7 @@ class TimeDataCollectorTest extends TestCase
         $this->assertEquals(0, $c->getStartTime());
 
         $kernel = $this->getMockBuilder('Symfony\Component\HttpKernel\KernelInterface')->getMock();
-        $kernel->expects($this->once())->method('getStartTime')->willReturn(123456);
+        $kernel->expects($this->once())->method('getStartTime')->willReturn(123456.0);
 
         $c = new TimeDataCollector($kernel);
         $request = new Request();

src/Symfony/Component/HttpKernel/Tests/KernelTest.php

@@ -721,8 +721,8 @@ EOF;
     {
         $this->expectException('LogicException');
         $this->expectExceptionMessage('Trying to register two bundles with the same name "DuplicateName"');
-        $fooBundle = $this->getBundle(null, null, 'FooBundle', 'DuplicateName');
-        $barBundle = $this->getBundle(null, null, 'BarBundle', 'DuplicateName');
+        $fooBundle = $this->getBundle(__DIR__.'/Fixtures/FooBundle', null, 'FooBundle', 'DuplicateName');
+        $barBundle = $this->getBundle(__DIR__.'/Fixtures/BarBundle', null, 'BarBundle', 'DuplicateName');
 
         $kernel = $this->getKernel([], [$fooBundle, $barBundle]);
         $kernel->boot();