Client-side changes to support retry GU.

sync/engine/download_unittest.cc

Index: sync/engine/download_unittest.cc
diff --git a/sync/engine/download_unittest.cc b/sync/engine/download_unittest.cc
index eae627791abd9fe533efd969607d444ccc3503b0..134f441fe9bba890efdc4221dbea0811ed340ca1 100644
--- a/sync/engine/download_unittest.cc
+++ b/sync/engine/download_unittest.cc
@@ -219,6 +219,43 @@ TEST_F(DownloadUpdatesTest, PollTest) {
   EXPECT_TRUE(proto_request_types().Equals(progress_types));
 }
 
+TEST_F(DownloadUpdatesTest, RetryTest) {
+  sync_pb::ClientToServerMessage msg;
+  download::BuildDownloadUpdatesForRetryImpl(
+      proto_request_types(),
+      update_handler_map(),
+      msg.mutable_get_updates());
+
+  const sync_pb::GetUpdatesMessage& gu_msg = msg.get_updates();
+
+  EXPECT_EQ(sync_pb::SyncEnums::RETRY, gu_msg.get_updates_origin());
+  EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::RETRY,
+            gu_msg.caller_info().source());
+  EXPECT_TRUE(gu_msg.is_retry());
+
+  ModelTypeSet progress_types;
+  for (int i = 0; i < gu_msg.from_progress_marker_size(); ++i) {
+    syncer::ModelType type = GetModelTypeFromSpecificsFieldNumber(
+        gu_msg.from_progress_marker(i).data_type_id());
+    progress_types.Put(type);
+  }
+  EXPECT_TRUE(proto_request_types().Equals(progress_types));
+}
+
+TEST_F(DownloadUpdatesTest, NudgeWithRetryTest) {
+  sessions::NudgeTracker nudge_tracker;
+  nudge_tracker.RecordLocalChange(ModelTypeSet(BOOKMARKS));
+  nudge_tracker.set_next_retry_time(
+      base::TimeTicks::Now() - base::TimeDelta::FromSeconds(1));
+
+  sync_pb::ClientToServerMessage msg;
+  download::BuildNormalDownloadUpdatesImpl(proto_request_types(),
+                                           update_handler_map(),
+                                           nudge_tracker,
+                                           msg.mutable_get_updates());
+  EXPECT_TRUE(msg.get_updates().is_retry());
+}
+
 // Verify that a bogus response message is detected.
 TEST_F(DownloadUpdatesTest, InvalidResponse) {
   sync_pb::GetUpdatesResponse gu_response;