[HttpClient] Fix scoped client without query option configuration

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php

@@ -1482,7 +1482,7 @@ private function addHttpClientSection(ArrayNodeDefinition $rootNode)
                                     ->thenInvalid('Either "scope" or "base_uri" should be defined.')
                                 ->end()
                                 ->validate()
-                                    ->ifTrue(function ($v) { return isset($v['query']) && !isset($v['base_uri']); })
+                                    ->ifTrue(function ($v) { return !empty($v['query']) && !isset($v['base_uri']); })
                                     ->thenInvalid('"query" applies to "base_uri" but no base URI is defined.')
                                 ->end()
                                 ->children()

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/php/http_client_scoped_without_query_option.php

@@ -0,0 +1,11 @@
+<?php
+
+$container->loadFromExtension('framework', [
+    'http_client' => [
+        'scoped_clients' => [
+            'foo' => [
+                'scope' => '.*',
+            ],
+        ],
+    ],
+]);

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/xml/http_client_scoped_without_query_option.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<container xmlns="http://symfony.com/schema/dic/services"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:framework="http://symfony.com/schema/dic/symfony"
+    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd
+        http://symfony.com/schema/dic/symfony http://symfony.com/schema/dic/symfony/symfony-1.0.xsd">
+
+    <framework:config>
+        <framework:http-client>
+            <framework:scoped-client
+                name="foo"
+                scope=".*"
+            />
+        </framework:http-client>
+    </framework:config>
+</container>

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/yml/http_client_scoped_without_query_option.yml

@@ -0,0 +1,5 @@
+framework:
+    http_client:
+        scoped_clients:
+            foo:
+                scope: '.*'

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -1547,6 +1547,14 @@ public function testHttpClientDefaultOptions()
         $this->assertSame(ScopingHttpClient::class, $container->getDefinition('foo')->getClass());
     }
 
+    public function testScopedHttpClientWithoutQueryOption()
+    {
+        $container = $this->createContainerFromFile('http_client_scoped_without_query_option');
+
+        $this->assertTrue($container->hasDefinition('foo'), 'should have the "foo" service.');
+        $this->assertSame(ScopingHttpClient::class, $container->getDefinition('foo')->getClass());
+    }
+
     public function testHttpClientOverrideDefaultOptions()
     {
         $container = $this->createContainerFromFile('http_client_override_default_options');