From b4081bc8124fe8dc1ab5a043cbc91e3c43d2bae0 Mon Sep 17 00:00:00 2001
From: Rosen Konstantinov <rosen.konstantinov@telerik.com>
Date: Tue, 16 Feb 2016 10:11:09 +0200
Subject: [PATCH] Parse offline pristine data. Fixes #1442

---
 src/kendo.data.js                |  2 +-
 tests/data/datasource/offline.js | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/src/kendo.data.js b/src/kendo.data.js
index b38f9c7ab23..432f5ec7ade 100644
--- a/src/kendo.data.js
+++ b/src/kendo.data.js
@@ -3270,7 +3270,7 @@ var __meta__ = { // jshint ignore:line
                 this.offlineData(state.concat(destroyed));
 
                 if (updatePristine) {
-                    this._pristineData = state;
+                    this._pristineData = this._readData(state);
                 }
             }
         },
diff --git a/tests/data/datasource/offline.js b/tests/data/datasource/offline.js
index 7de7c4cdeb5..bcc0672c8b1 100644
--- a/tests/data/datasource/offline.js
+++ b/tests/data/datasource/offline.js
@@ -584,6 +584,33 @@
         equal(dataSource.total(), 1);
     });
 
+    test("synced inserted item remains after cancelChanges - with projection", function() {
+        var dataSource = new kendo.data.DataSource({
+            offlineStorage: "key",
+            data: [{ Foo: "baz", id: 1 } ],
+            schema: {
+                model: {
+                    id: "id",
+                    fields: {
+                        foo: { from: "Foo" }
+                    }
+                }
+            }
+        });
+
+        dataSource.read();
+
+        dataSource.online(false);
+
+        dataSource.add( { foo : "foo" });
+        dataSource.sync();
+
+        dataSource.cancelChanges();
+
+        equal(dataSource.total(), 2);
+        equal(dataSource.at(1).foo, "foo");
+    });
+
     test("synced inserted item remains after cancelChanges", function() {
         var dataSource = new kendo.data.DataSource({
             offlineStorage: "key",