add test case

test/TestCases.template.js

@@ -289,7 +289,7 @@ const describeCases = config => {
 										if (module.substr(0, 2) === "./") {
 											const p = path.join(outputDirectory, module);
 											const fn = vm.runInThisContext(
-												"(function(require, module, exports, __dirname, it, expect) {" +
+												"(function(require, module, exports, __dirname, __filename, it, expect) {" +
 													"global.expect = expect;" +
 													'function nsObj(m) { Object.defineProperty(m, Symbol.toStringTag, { value: "Module" }); return m; }' +
 													fs.readFileSync(p, "utf-8") +
@@ -306,6 +306,7 @@ const describeCases = config => {
 												m,
 												m.exports,
 												outputDirectory,
+												p,
 												_it,
 												expect
 											);

test/cases/side-effects/issue-11673/index.js

@@ -0,0 +1,12 @@
+import { Worker } from "worker_threads";
+import { X } from "./module";
+// test
+
+it("should compile", done => {
+	expect(X()).toBe("X");
+	const worker = new Worker(new URL("worker.js", import.meta.url));
+	worker.once("message", value => {
+		expect(value).toBe(42);
+		done();
+	});
+});

test/cases/side-effects/issue-11673/module.js

@@ -0,0 +1,9 @@
+import value from "package";
+
+export function X() {
+	return "X";
+}
+
+export function Y() {
+	return value;
+}

test/cases/side-effects/issue-11673/test.filter.js

@@ -0,0 +1,5 @@
+var supportsWorker = require("../../../helpers/supportsWorker");
+
+module.exports = function (config) {
+	return supportsWorker();
+};

test/cases/side-effects/issue-11673/worker.js

@@ -0,0 +1,4 @@
+import { Y } from "./module";
+import { parentPort } from "worker_threads";
+
+parentPort.postMessage(Y());