Set configuration cached to true by default

flutter/realm_flutter/ios/Classes/RealmPlugin.m

@@ -44,6 +44,7 @@ void dummy(void) {
   realm_list_size(NULL, 0);
   realm_dart_results_add_notification_callback(NULL, NULL, NULL, NULL);
   realm_results_snapshot(NULL);
+  realm_config_get_cached(NULL);
 }
 
 @end

lib/src/configuration.dart

@@ -17,6 +17,7 @@
 ////////////////////////////////////////////////////////////////////////////////
 
 import 'dart:io';
+import 'dart:isolate';
 
 import 'native/realm_core.dart';
 
@@ -27,6 +28,7 @@ import 'package:path/path.dart' as _path;
 /// Configuration used to create a [Realm] instance
 /// {@category Configuration}
 class Configuration {
+  final RawReceivePort receivePort = RawReceivePort();
   final ConfigHandle _handle;
   final RealmSchema _schema;
 
@@ -50,6 +52,8 @@ class Configuration {
       this.fifoFilesFallbackPath = fifoFilesFallbackPath;
     }
 
+    _isCached = true;
+
     if (readOnly) {
       isReadOnly = true;
     }
@@ -132,6 +136,9 @@ class Configuration {
   /// by the [path] you  property. This property is ignored if the directory defined by [path] allow FIFO special files.
   String get fifoFilesFallbackPath => realmCore.getConfigFifoPath(this);
   set fifoFilesFallbackPath(String value) => realmCore.setConfigFifoPath(this, value);
+
+  bool get _isCached => realmCore.getConfigCached(this);
+  set _isCached(bool value) => realmCore.setConfigCached(this, value);
 }
 
 /// A collection of properties describing the underlying schema of a [RealmObject].

lib/src/native/realm_core.dart

@@ -181,6 +181,14 @@ class _RealmCore {
     });
   }
 
+  bool getConfigCached(Configuration config) {
+    return _realmLib.realm_config_get_cached(config.handle._pointer);
+  }
+
+  void setConfigCached(Configuration config, bool cached) {
+    _realmLib.realm_config_set_cached(config.handle._pointer, cached);
+  }
+
   ConfigHandle createConfig() {
     final configPtr = _realmLib.realm_config_new();
     return ConfigHandle._(configPtr);

src/realm_dart.cpp

@@ -69,6 +69,7 @@ void dummy(void) {
   realm_list_size(nullptr, 0);
   realm_results_add_notification_callback(nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr);
   realm_results_snapshot(nullptr);
+  realm_config_get_cached(nullptr);
 #if (ANDROID)
   realm_android_dummy();
 #endif

test/realm_object_test.dart

@@ -135,6 +135,7 @@ Future<void> main([List<String>? args]) async {
     final read = realm.query<Person>("name == 'Kasper'");
 
     expect(read, [person]);
+    realm.close();
   });
 
   test('RealmObject isValid', () {