[Map] Make renderer tests way easier to maintain

Author: Kocal

src/Map/composer.json

@@ -41,7 +41,8 @@
         "symfony/phpunit-bridge": "^6.4|^7.0",
         "symfony/twig-bundle": "^6.4|^7.0",
         "symfony/ux-twig-component": "^2.18",
-        "symfony/ux-icons": "^2.18"
+        "symfony/ux-icons": "^2.18",
+        "spatie/phpunit-snapshot-assertions": "^5.1.8"
     },
     "conflict": {
         "symfony/ux-twig-component": "<2.21"

src/Map/src/Test/RendererTestCase.php

@@ -12,6 +12,7 @@
 namespace Symfony\UX\Map\Test;
 
 use PHPUnit\Framework\TestCase;
+use Spatie\Snapshots\MatchesSnapshots;
 use Symfony\UX\Map\Map;
 use Symfony\UX\Map\Renderer\RendererInterface;
 
@@ -20,6 +21,8 @@
  */
 abstract class RendererTestCase extends TestCase
 {
+    use MatchesSnapshots;
+
     /**
      * @return iterable<array{expected_render: string, renderer: RendererInterface, map: Map, attributes: array<mixed>}>
      */
@@ -30,6 +33,6 @@ abstract public function provideTestRenderMap(): iterable;
      */
     public function testRenderMap(string $expectedRender, RendererInterface $renderer, Map $map, array $attributes = []): void
     {
-        self::assertSame($expectedRender, $renderer->renderMap($map, $attributes));
+        $this->assertMatchesSnapshot($renderer->renderMap($map, $attributes));
     }
 }