Add test for composer files autoload

test/ComposerRequireCheckerTest/Cli/CheckCommandTest.php

@@ -214,6 +214,15 @@ public function testSourceFileThatUsesDevDependency(): void
         );
     }
 
+    public function testAutoloadedFiles(): void
+    {
+        $this->commandTester->execute([
+            'composer-json' => dirname(__DIR__, 2) . '/fixtures/autoloadedFiles/composer.json',
+        ]);
+
+        self::assertSame(Command::SUCCESS, $this->commandTester->getStatusCode());
+    }
+
     public function testNoUnknownSymbolsFound(): void
     {
         $this->commandTester->execute([

test/fixtures/autoloadedFiles/composer.json

@@ -0,0 +1,6 @@
+{
+    "name": "example/library",
+    "autoload": {
+        "files": ["src/include.php"]
+    }
+}

test/fixtures/autoloadedFiles/src/include.php

@@ -0,0 +1,5 @@
+<?php
+
+declare(strict_types=1);
+
+require_once __DIR__ . '/noop.php';

test/fixtures/autoloadedFiles/src/noop.php

@@ -0,0 +1,9 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Project\Functions;
+
+function noop() : void
+{
+}

test/fixtures/autoloadedFiles/vendor/composer/installed.json

@@ -0,0 +1 @@
+[]