From 2b3536011751b7e2641e40530cc0a5815005931f Mon Sep 17 00:00:00 2001
From: Ari Lazier <alazier@gmail.com>
Date: Thu, 28 Apr 2016 15:50:43 -0700
Subject: [PATCH] add readOnly property

---
 lib/browser/index.js    | 2 ++
 src/js_realm.hpp        | 7 +++++++
 tests/js/realm-tests.js | 3 +++
 3 files changed, 12 insertions(+)

diff --git a/lib/browser/index.js b/lib/browser/index.js
index 64ca70b7..583d897c 100644
--- a/lib/browser/index.js
+++ b/lib/browser/index.js
@@ -71,6 +71,8 @@ export default class Realm {
 
         [
             'path',
+            'readOnly',
+            'schema',
             'schemaVersion',
         ].forEach((name) => {
             Object.defineProperty(this, name, {get: util.getterForProperty(name)});
diff --git a/src/js_realm.hpp b/src/js_realm.hpp
index e3c33e04..ce046a11 100644
--- a/src/js_realm.hpp
+++ b/src/js_realm.hpp
@@ -148,6 +148,7 @@ class Realm {
     static void get_path(ContextType, ObjectType, ReturnValue &);
     static void get_schema_version(ContextType, ObjectType, ReturnValue &);
     static void get_schema(ContextType, ObjectType, ReturnValue &);
+    static void get_read_only(ContextType, ObjectType, ReturnValue &);
 
     // static methods
     static void constructor(ContextType, ObjectType, size_t, const ValueType[]);
@@ -224,6 +225,7 @@ struct RealmClass : ClassDefinition<T, SharedRealm> {
         {"path", {wrap<Realm::get_path>, nullptr}},
         {"schemaVersion", {wrap<Realm::get_schema_version>, nullptr}},
         {"schema", {wrap<Realm::get_schema>, nullptr}},
+        {"readOnly", {wrap<Realm::get_read_only>, nullptr}},
     };
 };
 
@@ -387,6 +389,11 @@ void Realm<T>::get_schema(ContextType ctx, ObjectType object, ReturnValue &retur
     return_value.set(Schema<T>::object_for_schema(ctx, *schema));
 }
 
+template<typename T>
+void Realm<T>::get_read_only(ContextType ctx, ObjectType object, ReturnValue &return_value) {
+    return_value.set(get_internal<T, RealmClass<T>>(object)->get()->config().read_only);
+}
+
 template<typename T>
 void Realm<T>::objects(ContextType ctx, ObjectType this_object, size_t argc, const ValueType arguments[], ReturnValue &return_value) {
     validate_argument_count(argc, 1);
diff --git a/tests/js/realm-tests.js b/tests/js/realm-tests.js
index c8df1596..35294bd4 100644
--- a/tests/js/realm-tests.js
+++ b/tests/js/realm-tests.js
@@ -124,12 +124,14 @@ module.exports = BaseTest.extend({
         realm.write(function() {
             realm.create('TestObject', [1])
         });
+        TestCase.assertEqual(realm.readOnly, false);
         realm.close();
 
         realm = new Realm({readOnly: true, schema: [schemas.TestObject]});
         var objects = realm.objects('TestObject');
         TestCase.assertEqual(objects.length, 1);
         TestCase.assertEqual(objects[0].doubleCol, 1.0);
+        TestCase.assertEqual(realm.readOnly, true);
 
         TestCase.assertThrows(function() {
             realm.write(function() {});
@@ -138,6 +140,7 @@ module.exports = BaseTest.extend({
 
         realm = new Realm({readOnly: true});
         TestCase.assertEqual(realm.schema.length, 1);
+        TestCase.assertEqual(realm.readOnly, true);
     },
 
     testDefaultPath: function() {