diff --git a/test/fixtures/demo-app-esm/node_modules2/aliyun-egg/index.js b/test/fixtures/demo-app-esm/node_modules2/aliyun-egg/index.js
new file mode 100644
index 00000000..dc41c309
--- /dev/null
+++ b/test/fixtures/demo-app-esm/node_modules2/aliyun-egg/index.js
@@ -0,0 +1,15 @@
+'use strict';
+
+exports.startCluster = options => {
+  console.log('options: %j', options);
+  if (process.execArgv.length) {
+    console.log('process.execArgv:', process.execArgv);
+  }
+  console.log('NODE_ENV: %s', process.env.NODE_ENV);
+
+  // make sure exit
+  setTimeout(function() {
+    console.log('exist by setTimeout');
+    process.exit(0);
+  }, 3000);
+};
diff --git a/test/fixtures/demo-app-esm/node_modules2/aliyun-egg/package.json b/test/fixtures/demo-app-esm/node_modules2/aliyun-egg/package.json
new file mode 100644
index 00000000..4e36e661
--- /dev/null
+++ b/test/fixtures/demo-app-esm/node_modules2/aliyun-egg/package.json
@@ -0,0 +1,6 @@
+{
+  "name": "aliyun-egg",
+  "dependencies": {
+    "egg": "*"
+  }
+}
diff --git a/test/fixtures/demo-app-esm/package.json b/test/fixtures/demo-app-esm/package.json
new file mode 100644
index 00000000..0854654a
--- /dev/null
+++ b/test/fixtures/demo-app-esm/package.json
@@ -0,0 +1,6 @@
+{
+  "name": "demo-app",
+  "egg": {
+    "framework": "aliyun-egg"
+  }
+}