test: clearing require cache crashes esm loader

This test shows the regression introduced in v11.4.0: clearing out the require.cache crashes node when using the `--experimental-modules` flag. Refs: #25482 Backport-PR-URL: #27874 PR-URL: #25491 Reviewed-By: Guy Bedford <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Rich Trott <[email protected]>
nodejs · Jun 6, 2019 · cc3ca08 · cc3ca08
1 parent 819a647
commit cc3ca08
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/test/es-module/test-esm-loader-cache-clearing.js b/test/es-module/test-esm-loader-cache-clearing.js
@@ -0,0 +1,11 @@
+// Flags: --experimental-modules
+'use strict';
+require('../common');
+
+const { cache } = require;
+
+Object.keys(cache).forEach((key) => {
+  delete cache[key];
+});
+// Require the same module again triggers the crash
+require('../common');