From cdd5c9f7495cb7e5713ca62f525cc5cb9810ba6b Mon Sep 17 00:00:00 2001
From: JoseExposito <jose.exposito89@gmail.com>
Date: Fri, 5 Mar 2021 18:49:17 +0100
Subject: [PATCH] Add test for Object::InstanceOf

---
 test/object/object.cc | 8 ++++++++
 test/object/object.js | 9 +++++++++
 2 files changed, 17 insertions(+)

diff --git a/test/object/object.cc b/test/object/object.cc
index 2c0ce420b..2a2bd2e51 100644
--- a/test/object/object.cc
+++ b/test/object/object.cc
@@ -228,6 +228,12 @@ Value CreateObjectUsingMagic(const CallbackInfo& info) {
   return obj;
 }
 
+Value InstanceOf(const CallbackInfo& info) {
+  Object obj = info[0].As<Object>();
+  Function constructor = info[1].As<Function>();
+  return Boolean::New(info.Env(), obj.InstanceOf(constructor));
+}
+
 Object InitObject(Env env) {
   Object exports = Object::New(env);
 
@@ -265,5 +271,7 @@ Object InitObject(Env env) {
   exports["addFinalizer"] = Function::New(env, AddFinalizer);
   exports["addFinalizerWithHint"] = Function::New(env, AddFinalizerWithHint);
 
+  exports["instanceOf"] = Function::New(env, InstanceOf);
+
   return exports;
 }
diff --git a/test/object/object.js b/test/object/object.js
index b9036560f..52646cb8c 100644
--- a/test/object/object.js
+++ b/test/object/object.js
@@ -137,4 +137,13 @@ function test(binding) {
       circular2: magicObject
     });
   }
+
+  {
+    function Ctor() {};
+
+    assert.strictEqual(binding.object.instanceOf(new Ctor(), Ctor), true);
+    assert.strictEqual(binding.object.instanceOf(new Ctor(), Object), true);
+    assert.strictEqual(binding.object.instanceOf({}, Ctor), false);
+    assert.strictEqual(binding.object.instanceOf(null, Ctor), false);
+  }
 }