first commit

tests/Architecture/HttpRuntimeBoundaryTest.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Architecture;
+
+use Tests\Architecture\Support\ArchitectureTestCase;
+
+final class HttpRuntimeBoundaryTest extends ArchitectureTestCase
+{
+    public function testKernelHttpApplicationContainsOnlyTransverseHttpContracts(): void
+    {
+        $path = $this->projectPath('src/Kernel/Http/Application');
+        self::assertDirectoryExists($path);
+
+        $entries = array_values(array_filter(scandir($path) ?: [], static fn (string $entry): bool => !in_array($entry, ['.', '..'], true)));
+        sort($entries);
+
+        self::assertSame([
+            'Flash',
+            'Session',
+        ], $entries, 'Kernel/Http/Application should only expose transverse HTTP contracts.');
+    }
+
+    public function testKernelRuntimeHttpContainsOnlyApprovedAssemblyClasses(): void
+    {
+        $path = $this->projectPath('src/Kernel/Runtime/Http');
+        self::assertDirectoryExists($path);
+
+        $entries = array_values(array_filter(scandir($path) ?: [], static fn (string $entry): bool => !in_array($entry, ['.', '..'], true)));
+        sort($entries);
+
+        self::assertSame([
+            'DefaultErrorHandler.php',
+            'ErrorHandlerConfigurator.php',
+            'HttpApplicationFactory.php',
+            'MiddlewareRegistrar.php',
+        ], $entries, 'Kernel/Runtime/Http should contain only the approved HTTP runtime assembly classes.');
+    }
+}