fix: ensure make:test works on Windows

Author: paulbalandan

system/Commands/Generators/TestGenerator.php

@@ -173,20 +173,17 @@ protected function buildPath(string $class): string
     /**
      * Returns test file path for the namespace.
      */
-    private function searchTestFilePath(string $namespace): ?string
+    private function searchTestFilePath(string $testNamespace): ?string
     {
-        $bases = service('autoloader')->getNamespace($namespace);
+        /** @var list<non-empty-string> $testPaths */
+        $testPaths = service('autoloader')->getNamespace($testNamespace);
 
-        $base = null;
-
-        foreach ($bases as $candidate) {
-            if (str_contains($candidate, '/tests/')) {
-                $base = $candidate;
-
-                break;
+        foreach ($testPaths as $candidate) {
+            if (str_contains($candidate, DIRECTORY_SEPARATOR . 'tests' . DIRECTORY_SEPARATOR)) {
+                return $candidate;
             }
         }
 
-        return $base;
+        return null;
     }
 }