test: add test for a vm indexed property

Adds a single test for a vm with an indexed property. PR-URL: #23318 Reviewed-By: Gus Caplan <[email protected]> Reviewed-By: John-David Dalton <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Refael Ackermann <[email protected]>
nodejs · Nov 29, 2018 · 6493e01 · 6493e01
1 parent d08d252
commit 6493e01
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/test/parallel/test-vm-context-property-forwarding.js b/test/parallel/test-vm-context-property-forwarding.js
@@ -32,3 +32,14 @@ assert.strictEqual(vm.runInContext('x;', ctx), 3);
 vm.runInContext('y = 4;', ctx);
 assert.strictEqual(sandbox.y, 4);
 assert.strictEqual(ctx.y, 4);
+
+// Test `IndexedPropertyGetterCallback` and `IndexedPropertyDeleterCallback`
+const x = { get 1() { return 5; } };
+const pd_expected = Object.getOwnPropertyDescriptor(x, 1);
+const ctx2 = vm.createContext(x);
+const pd_actual = Object.getOwnPropertyDescriptor(ctx2, 1);
+
+assert.deepStrictEqual(pd_actual, pd_expected);
+assert.strictEqual(ctx2[1], 5);
+delete ctx2[1];
+assert.strictEqual(ctx2[1], undefined);