Merge branch '2.7' into 2.8

* 2.7:
  [ClassLoader] Fix tests
  [Debug][HttpKernel][VarDumper] Prepare for committed 7.2 changes
  [DependencyInjection] PhpDumper::isFrozen inconsistency
  [DI] Cleanup array_key_exists
  include dynamic services in list of alternatives
  [Debug] Swap dumper services at bootstrap

Author: nicolas-grekas

Container.php

@@ -230,7 +230,6 @@ public function has($id)
             if ('service_container' === $id
                 || isset($this->aliases[$id])
                 || isset($this->services[$id])
-                || array_key_exists($id, $this->services)
             ) {
                 return true;
             }
@@ -273,7 +272,7 @@ public function get($id, $invalidBehavior = self::EXCEPTION_ON_INVALID_REFERENCE
                 $id = $this->aliases[$id];
             }
             // Re-use shared service instance if it exists.
-            if (isset($this->services[$id]) || array_key_exists($id, $this->services)) {
+            if (isset($this->services[$id])) {
                 return $this->services[$id];
             }
 
@@ -295,10 +294,10 @@ public function get($id, $invalidBehavior = self::EXCEPTION_ON_INVALID_REFERENCE
                     }
 
                     $alternatives = array();
-                    foreach ($this->services as $key => $associatedService) {
-                        $lev = levenshtein($id, $key);
-                        if ($lev <= strlen($id) / 3 || false !== strpos($key, $id)) {
-                            $alternatives[] = $key;
+                    foreach ($this->getServiceIds() as $knownId) {
+                        $lev = levenshtein($id, $knownId);
+                        if ($lev <= strlen($id) / 3 || false !== strpos($knownId, $id)) {
+                            $alternatives[] = $knownId;
                         }
                     }
 
@@ -355,7 +354,7 @@ public function initialized($id)
             $id = $this->aliases[$id];
         }
 
-        return isset($this->services[$id]) || array_key_exists($id, $this->services);
+        return isset($this->services[$id]);
     }
 
     /**

ContainerBuilder.php

@@ -455,7 +455,7 @@ public function get($id, $invalidBehavior = ContainerInterface::EXCEPTION_ON_INV
             return $service;
         }
 
-        if (!array_key_exists($id, $this->definitions) && isset($this->aliasDefinitions[$id])) {
+        if (!isset($this->definitions[$id]) && isset($this->aliasDefinitions[$id])) {
             return $this->get($this->aliasDefinitions[$id]);
         }
 
@@ -803,7 +803,7 @@ public function setDefinition($id, Definition $definition)
      */
     public function hasDefinition($id)
     {
-        return array_key_exists(strtolower($id), $this->definitions);
+        return isset($this->definitions[strtolower($id)]);
     }
 
     /**
@@ -819,7 +819,7 @@ public function getDefinition($id)
     {
         $id = strtolower($id);
 
-        if (!array_key_exists($id, $this->definitions)) {
+        if (!isset($this->definitions[$id])) {
             throw new ServiceNotFoundException($id);
         }
 

Dumper/PhpDumper.php

@@ -144,6 +144,7 @@ public function dump(array $options = array())
         if ($this->container->isFrozen()) {
             $code .= $this->addFrozenConstructor();
             $code .= $this->addFrozenCompile();
+            $code .= $this->addIsFrozenMethod();
         } else {
             $code .= $this->addConstructor();
         }
@@ -977,6 +978,26 @@ public function compile()
         throw new LogicException('You cannot compile a dumped frozen container.');
     }
 
+EOF;
+    }
+
+    /**
+     * Adds the isFrozen method for a frozen container.
+     *
+     * @return string
+     */
+    private function addIsFrozenMethod()
+    {
+        return <<<EOF
+
+    /*{$this->docStar}
+     * {@inheritdoc}
+     */
+    public function isFrozen()
+    {
+        return true;
+    }
+
 EOF;
     }
 

Tests/ContainerTest.php

@@ -227,7 +227,6 @@ public function testGetThrowServiceNotFoundException()
     {
         $sc = new ProjectServiceContainer();
         $sc->set('foo', $foo = new \stdClass());
-        $sc->set('bar', $foo = new \stdClass());
         $sc->set('baz', $foo = new \stdClass());
 
         try {

Tests/Fixtures/php/services10.php

@@ -46,6 +46,14 @@ public function compile()
         throw new LogicException('You cannot compile a dumped frozen container.');
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function isFrozen()
+    {
+        return true;
+    }
+
     /**
      * Gets the 'test' service.
      *

Tests/Fixtures/php/services12.php

@@ -50,6 +50,14 @@ public function compile()
         throw new LogicException('You cannot compile a dumped frozen container.');
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function isFrozen()
+    {
+        return true;
+    }
+
     /**
      * Gets the 'test' service.
      *

Tests/Fixtures/php/services13.php

@@ -44,6 +44,14 @@ public function compile()
         throw new LogicException('You cannot compile a dumped frozen container.');
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function isFrozen()
+    {
+        return true;
+    }
+
     /**
      * Gets the 'bar' service.
      *

Tests/Fixtures/php/services9_compiled.php

@@ -63,6 +63,14 @@ public function compile()
         throw new LogicException('You cannot compile a dumped frozen container.');
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function isFrozen()
+    {
+        return true;
+    }
+
     /**
      * Gets the 'bar' service.
      *