bug #17814 [DependencyInjection] fix dumped YAML snytax (xabbuh)

This PR was merged into the 2.3 branch.

Discussion
----------

[DependencyInjection] fix dumped YAML snytax

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

see the failing tests in #17809

Commits
-------

30388f1 [DependencyInjection] fix dumped YAML snytax

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

@@ -64,7 +64,7 @@ class YamlDumper extends Dumper
                 $class = substr($class, 1);
             }
 
-            $code .= sprintf("        class: %s\n", $class);
+            $code .= sprintf("        class: %s\n", $this->dumper->dump($class));
         }
 
         if (!$definition->isPublic()) {
@@ -100,7 +100,7 @@ class YamlDumper extends Dumper
         }
 
         if ($definition->getFactoryClass()) {
-            $code .= sprintf("        factory_class: %s\n", $definition->getFactoryClass());
+            $code .= sprintf("        factory_class: %s\n", $this->dumper->dump($definition->getFactoryClass()));
         }
 
         if ($definition->isLazy()) {

src/Symfony/Component/DependencyInjection/Tests/Dumper/YamlDumperTest.php

@@ -13,6 +13,7 @@ namespace Symfony\Component\DependencyInjection\Tests\Dumper;
 
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Dumper\YamlDumper;
+use Symfony\Component\Yaml\Yaml;
 
 class YamlDumperTest extends \PHPUnit_Framework_TestCase
 {
@@ -27,24 +28,21 @@ class YamlDumperTest extends \PHPUnit_Framework_TestCase
     {
         $dumper = new YamlDumper($container = new ContainerBuilder());
 
-        $this->assertStringEqualsFile(self::$fixturesPath.'/yaml/services1.yml', $dumper->dump(), '->dump() dumps an empty container as an empty YAML file');
-
-        $container = new ContainerBuilder();
-        $dumper = new YamlDumper($container);
+        $this->assertEqualYamlStructure(self::$fixturesPath.'/yaml/services1.yml', $dumper->dump(), '->dump() dumps an empty container as an empty YAML file');
     }
 
     public function testAddParameters()
     {
         $container = include self::$fixturesPath.'/containers/container8.php';
         $dumper = new YamlDumper($container);
-        $this->assertStringEqualsFile(self::$fixturesPath.'/yaml/services8.yml', $dumper->dump(), '->dump() dumps parameters');
+        $this->assertEqualYamlStructure(self::$fixturesPath.'/yaml/services8.yml', $dumper->dump(), '->dump() dumps parameters');
     }
 
     public function testAddService()
     {
         $container = include self::$fixturesPath.'/containers/container9.php';
         $dumper = new YamlDumper($container);
-        $this->assertEquals(str_replace('%path%', self::$fixturesPath.DIRECTORY_SEPARATOR.'includes'.DIRECTORY_SEPARATOR, file_get_contents(self::$fixturesPath.'/yaml/services9.yml')), $dumper->dump(), '->dump() dumps services');
+        $this->assertEqualYamlStructure(str_replace('%path%', self::$fixturesPath.DIRECTORY_SEPARATOR.'includes'.DIRECTORY_SEPARATOR, file_get_contents(self::$fixturesPath.'/yaml/services9.yml')), $dumper->dump(), '->dump() dumps services');
 
         $dumper = new YamlDumper($container = new ContainerBuilder());
         $container->register('foo', 'FooClass')->addArgument(new \stdClass());
@@ -56,4 +54,9 @@ class YamlDumperTest extends \PHPUnit_Framework_TestCase
             $this->assertEquals('Unable to dump a service container if a parameter is an object or a resource.', $e->getMessage(), '->dump() throws a RuntimeException if the container to be dumped has reference to objects or resources');
         }
     }
+
+    private function assertEqualYamlStructure($yaml, $expected, $message = '')
+    {
+        $this->assertEquals(Yaml::parse($expected), Yaml::parse($yaml), $message);
+    }
 }

src/Symfony/Component/DependencyInjection/Tests/Fixtures/yaml/services10.yml

@@ -6,4 +6,4 @@ services:
         class: BAR
 
 project:
-    test: %project.parameter.foo%
+    test: '%project.parameter.foo%'

src/Symfony/Component/DependencyInjection/Tests/Fixtures/yaml/services6.yml

@@ -5,7 +5,7 @@ services:
     scope.custom: { class: FooClass, scope: custom }
     scope.prototype: { class: FooClass, scope: prototype }
     constructor: { class: FooClass, factory_method: getInstance }
-    file: { class: FooClass, file: %path%/foo.php }
+    file: { class: FooClass, file: '%path%/foo.php' }
     arguments: { class: FooClass, arguments: [foo, '@foo', [true, false]] }
     configurator1: { class: FooClass, configurator: sc_configure }
     configurator2: { class: FooClass, configurator: ['@baz', configure] }

src/Symfony/Component/DependencyInjection/Tests/Fixtures/yaml/services9.yml

@@ -23,16 +23,16 @@ services:
         arguments: [foo, '@foo.baz', '%foo_bar%']
         configurator: ['@foo.baz', configure]
     foo.baz:
-        class: %baz_class%
-        factory_class: %baz_class%
+        class: '%baz_class%'
+        factory_class: '%baz_class%'
         factory_method: getInstance
         configurator: ['%baz_class%', configureStatic1]
     foo_bar:
-        class: %foo_class%
+        class: '%foo_class%'
         scope: prototype
     method_call1:
         class: FooClass
-        file: %path%foo.php
+        file: '%path%foo.php'
         calls:
             - [setBar, ['@foo']]
             - [setBar, ['@?foo2']]