Add some test cases for basic comment support

packages/config-transformer/tests/Converter/ConfigFormatConverter/YamlToPhp/Fixture/normal/comments_packages.yaml

@@ -0,0 +1,22 @@
+# Intro comment
+security:
+    # Some nice comment 1
+    encoders: true # inline comment
+    # Some nice comment 2
+    other: true # inline comment
+-----
+<?php
+
+declare(strict_types=1);
+
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+
+return static function (ContainerConfigurator $containerConfigurator): void {
+    // Intro comment
+    $containerConfigurator->extension('security', [
+        // Some nice comment 1
+        'encoders' => true, // inline comment
+        // Some nice comment 2
+        'other' => true, // inline comment
+    ]);
+};

packages/config-transformer/tests/Converter/ConfigFormatConverter/YamlToPhp/Fixture/normal/comments_parameters.yaml

@@ -0,0 +1,17 @@
+# Intro comment
+parameters:
+    # Some nice comment
+    key: 'value' # another comment
+-----
+<?php
+
+declare(strict_types=1);
+
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+
+return static function (ContainerConfigurator $containerConfigurator): void {
+    $parameters = $containerConfigurator->parameters();
+
+    // Some nice comment
+    $parameters->set('key', 'value');
+};

packages/config-transformer/tests/Converter/ConfigFormatConverter/YamlToPhp/Fixture/normal/comments_services.yaml

@@ -0,0 +1,19 @@
+# Intro comment
+services:
+    # Some nice comment
+    App\Service: ~ # inline comment
+-----
+<?php
+
+declare(strict_types=1);
+
+use App\Service;
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+
+return static function (ContainerConfigurator $containerConfigurator): void {
+    // Intro comment
+    $services = $containerConfigurator->services();
+
+    // Some nice comment
+    $services->set(Service::class); // inline comment
+};