[Offline pages] Resetting offline page metadata store if initial load fails

components/offline_pages/offline_page_model_impl_unittest.cc

Index: components/offline_pages/offline_page_model_impl_unittest.cc
diff --git a/components/offline_pages/offline_page_model_impl_unittest.cc b/components/offline_pages/offline_page_model_impl_unittest.cc
index f38fe3f90f61b554aa7849d86b18926aa6482032..9d9378cd1e5670d8a5e565d827d81f9cbbea7431 100644
--- a/components/offline_pages/offline_page_model_impl_unittest.cc
+++ b/components/offline_pages/offline_page_model_impl_unittest.cc
@@ -598,6 +598,28 @@ TEST_F(OfflinePageModelImplTest, GetAllPagesStoreFailure) {
   EXPECT_EQ(0UL, offline_pages.size());
 }
 
+TEST_F(OfflinePageModelImplTest, ResetStoreSuccess) {
+  GetStore()->set_test_scenario(
+      OfflinePageTestStore::TestScenario::RESET_SUCCESS);
+  ResetModel();
+  const std::vector<OfflinePageItem>& offline_pages = GetAllPages();
+
+  EXPECT_EQ(0UL, offline_pages.size());
+  EXPECT_TRUE(GetStore()->reset_called());
+  EXPECT_EQ(StoreState::LOADED, GetStore()->state());
+}
+
+TEST_F(OfflinePageModelImplTest, ResetStoreFailed) {
+  GetStore()->set_test_scenario(
+      OfflinePageTestStore::TestScenario::RESET_FAILED);
+  ResetModel();
+  const std::vector<OfflinePageItem>& offline_pages = GetAllPages();
+
+  EXPECT_EQ(0UL, offline_pages.size());
+  EXPECT_TRUE(GetStore()->reset_called());
+  EXPECT_EQ(StoreState::FAILED_RESET, GetStore()->state());
+}
+
 TEST_F(OfflinePageModelImplTest, DeletePageSuccessful) {
   OfflinePageTestStore* store = GetStore();