nodejs
diff --git a/Collapse file
‎test/parallel/test-vm-global-contextual-store.js‎
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+19Lines changed: 19 additions & 0 deletions b/Collapse file
‎test/parallel/test-vm-global-contextual-store.js‎
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+19Lines changed: 19 additions & 0 deletions
@@ -0,0 +1,19 @@
+'use strict';
+
+require('../common');
+const assert = require('assert');
+const vm = require('vm');
+
+const ctx = vm.createContext({ x: 0 });
+
+// Global properties should be intercepted in strict mode
+vm.runInContext('"use strict"; x = 42', ctx);
+assert.strictEqual(ctx.x, 42);
+
+// Contextual store should only be intercepted in non-strict mode
+vm.runInContext('y = 42', ctx);
+assert.strictEqual(ctx.y, 42);
+
+assert.throws(() => vm.runInContext('"use strict"; z = 42', ctx),
+              /ReferenceError: z is not defined/);
+assert.strictEqual(Object.hasOwn(ctx, 'z'), false);