test: verify napi_get_property() walks prototype

Refs: #13925 Backport-PR-URL: #19447 PR-URL: #13961 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Evan Lucas <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Michael Dawson <[email protected]>
nodejs · Apr 16, 2018 · a0cf9b7 · a0cf9b7
1 parent 97b628b
commit a0cf9b7
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/test/addons-napi/test_object/test.js b/test/addons-napi/test_object/test.js
@@ -31,6 +31,25 @@ assert(test_object.Has(newObject, 'test_number'));
 assert.strictEqual(newObject.test_number, 987654321);
 assert.strictEqual(newObject.test_string, 'test string');
 
+{
+  // Verify that napi_get_property() walks the prototype chain.
+  function MyObject() {
+    this.foo = 42;
+    this.bar = 43;
+  }
+
+  MyObject.prototype.bar = 44;
+  MyObject.prototype.baz = 45;
+
+  const obj = new MyObject();
+
+  assert.strictEqual(test_object.Get(obj, 'foo'), 42);
+  assert.strictEqual(test_object.Get(obj, 'bar'), 43);
+  assert.strictEqual(test_object.Get(obj, 'baz'), 45);
+  assert.strictEqual(test_object.Get(obj, 'toString'),
+                     Object.prototype.toString);
+}
+
 {
   // test_object.Inflate increases all properties by 1
   const cube = {