Normalize module-path

Modules indipendant of the path, should only be evaluated once.

source/scriptinterface/ModuleLoader.cpp

@@ -58,7 +58,8 @@ namespace
 [[nodiscard]] JSObject* CompileModule(const ScriptRequest& rq, ModuleLoader::RegistryType& registry,
 	const VfsPath& filePath)
 {
-	const auto insertResult = registry.try_emplace(filePath, rq, filePath);
+	const VfsPath normalizedPath{filePath.fileSystemPath().lexically_normal().generic_string()};
+	const auto insertResult = registry.try_emplace(normalizedPath, rq, normalizedPath);
 	return std::get<1>(*std::get<0>(insertResult)).m_ModuleObject;
 }
 

source/scriptinterface/tests/test_Module.h

@@ -97,4 +97,21 @@ public:
 		TS_ASSERT_THROWS(script.GetModuleLoader().LoadModule(rq, "nonexistent.js"),
 			const std::runtime_error&);
 	}
+
+	void test_EvaluateOnce()
+	{
+		ScriptInterface script{"Test", "Test", g_ScriptContext};
+		const ScriptRequest rq{script};
+
+		{
+			TestLogger logger;
+			script.GetModuleLoader().LoadModule(rq, "blabbermouth.js");
+			TS_ASSERT_STR_CONTAINS(logger.GetOutput(), "blah blah blah");
+		}
+		{
+			TestLogger logger;
+			script.GetModuleLoader().LoadModule(rq, "include/../blabbermouth.js");
+			TS_ASSERT_STR_NOT_CONTAINS(logger.GetOutput(), "blah blah blah");
+		}
+	}
 };