Add InLocalStorage mock and update test expectations

Author: EmilianoSanchez

splitio_web/test/splitio_web_test.dart

@@ -856,7 +856,12 @@ void main() {
                 clearOnInit: true,
               )));
 
-      expect(mock.calls[mock.calls.length - 2].methodName, 'InfoLogger');
+      expect(mock.calls[mock.calls.length - 3].methodName, 'InfoLogger');
+      expect(mock.calls[mock.calls.length - 2].methodName, 'InLocalStorage');
+      expect(
+          mock.calls[mock.calls.length - 2].methodArguments.map(jsAnyToDart), [
+        {'type': 'LOCALSTORAGE', 'expirationDays': 100, 'clearOnInit': true}
+      ]);
 
       expect(mock.calls.last.methodName, 'SplitFactory');
       expect(
@@ -876,7 +881,7 @@ void main() {
             'urls': {},
             'sync': {},
             'debug': {},
-            'storage': {'type': 'LOCALSTORAGE', 'expirationDays': 100, 'clearOnInit': true }
+            'storage': {}
           }));
 
       mock.removeFactoryModules();

splitio_web/test/utils/js_interop_test_utils.dart

@@ -427,12 +427,21 @@ class SplitioMock {
           calls.add((methodName: 'ErrorLogger', methodArguments: []));
           return JSObject();
         }.toJS);
+    reflectSet(
+        splitio,
+        'InLocalStorage'.toJS,
+        (JS_ConfigurationStorage storageConfig) {
+          calls.add(
+              (methodName: 'InLocalStorage', methodArguments: [storageConfig]));
+          return JSObject();
+        }.toJS);
   }
 
   void removeFactoryModules() {
     reflectSet(splitio, 'DebugLogger'.toJS, null);
     reflectSet(splitio, 'InfoLogger'.toJS, null);
     reflectSet(splitio, 'WarnLogger'.toJS, null);
     reflectSet(splitio, 'ErrorLogger'.toJS, null);
+    reflectSet(splitio, 'InLocalStorage'.toJS, null);
   }
 }