[sync] Add typed url sync metadata to the history db

components/history/core/browser/typed_url_sync_metadata_database_unittest.cc

Index: components/history/core/browser/typed_url_sync_metadata_database_unittest.cc
diff --git a/components/history/core/browser/typed_url_sync_metadata_database_unittest.cc b/components/history/core/browser/typed_url_sync_metadata_database_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..1cbf32ff4a38cf7d17dc0c95ffb3693eaf88658d
--- /dev/null
+++ b/components/history/core/browser/typed_url_sync_metadata_database_unittest.cc
@@ -0,0 +1,142 @@
+// Copyright (c) 2017 The Chromium Authors. All rights reserved.

[sky, 2017/03/01 04:15:24]

no (c) (see style guide)

[Gang Wu, 2017/03/02 05:41:12]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/history/core/browser/typed_url_sync_metadata_database.h"
+
+#include "base/files/file_path.h"
+#include "base/files/scoped_temp_dir.h"
+#include "components/sync/protocol/model_type_state.pb.h"
+#include "sql/statement.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using sync_pb::EntityMetadata;
+using sync_pb::ModelTypeState;
+using syncer::EntityMetadataMap;
+using syncer::MetadataBatch;
+
+namespace history {
+
+class TypedURLSyncMetadataDatabaseTest : public testing::Test,
+                                         public TypedURLSyncMetadataDatabase {
+ public:
+  TypedURLSyncMetadataDatabaseTest() {}
+  ~TypedURLSyncMetadataDatabaseTest() override {}
+
+ protected:
+  sql::Connection& GetDB() override { return db_; }
+
+  void SetUp() override {
+    ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
+    base::FilePath db_file =
+        temp_dir_.GetPath().AppendASCII("TypedURLSyncMetadataDatabaseTest.db");
+
+    EXPECT_TRUE(db_.Open(db_file));
+
+    // Initialize the tables for this test.
+    InitSyncTable();
+  }
+  void TearDown() override { db_.Close(); }
+
+  base::ScopedTempDir temp_dir_;
+  sql::Connection db_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(TypedURLSyncMetadataDatabaseTest);
+};
+
+TEST_F(TypedURLSyncMetadataDatabaseTest, TypedURLNoMetadata) {
+  MetadataBatch metadata_batch;
+  EXPECT_TRUE(GetAllSyncMetadata(syncer::TYPED_URLS, &metadata_batch));
+  EXPECT_EQ(0u, metadata_batch.TakeAllMetadata().size());
+  EXPECT_EQ(ModelTypeState().SerializeAsString(),
+            metadata_batch.GetModelTypeState().SerializeAsString());
+}
+
+TEST_F(TypedURLSyncMetadataDatabaseTest, TypedURLGetAllSyncMetadata) {
+  EntityMetadata metadata;
+  std::string storage_key = "storage_key";
+  std::string storage_key2 = "storage_key2";
+  metadata.set_sequence_number(1);
+
+  EXPECT_TRUE(UpdateSyncMetadata(syncer::TYPED_URLS, storage_key, metadata));
+
+  ModelTypeState model_type_state;
+  model_type_state.set_initial_sync_done(true);
+
+  EXPECT_TRUE(UpdateModelTypeState(syncer::TYPED_URLS, model_type_state));
+
+  metadata.set_sequence_number(2);
+  EXPECT_TRUE(UpdateSyncMetadata(syncer::TYPED_URLS, storage_key2, metadata));
+
+  MetadataBatch metadata_batch;
+  EXPECT_TRUE(GetAllSyncMetadata(syncer::TYPED_URLS, &metadata_batch));
+
+  EXPECT_TRUE(metadata_batch.GetModelTypeState().initial_sync_done());
+
+  EntityMetadataMap metadata_records = metadata_batch.TakeAllMetadata();
+
+  EXPECT_EQ(metadata_records.size(), 2u);
+  EXPECT_EQ(metadata_records[storage_key].sequence_number(), 1);
+  EXPECT_EQ(metadata_records[storage_key2].sequence_number(), 2);
+
+  // Now check that a model type state update replaces the old value
+  model_type_state.set_initial_sync_done(false);
+  EXPECT_TRUE(UpdateModelTypeState(syncer::TYPED_URLS, model_type_state));
+
+  EXPECT_TRUE(GetAllSyncMetadata(syncer::TYPED_URLS, &metadata_batch));
+  EXPECT_FALSE(metadata_batch.GetModelTypeState().initial_sync_done());
+}
+
+TEST_F(TypedURLSyncMetadataDatabaseTest, TypedURLWriteThenDeleteSyncMetadata) {
+  EntityMetadata metadata;
+  MetadataBatch metadata_batch;
+  std::string storage_key = "storage_key";
+  ModelTypeState model_type_state;
+
+  model_type_state.set_initial_sync_done(true);
+
+  metadata.set_client_tag_hash("client_hash");
+
+  // Write the data into the store.
+  EXPECT_TRUE(UpdateSyncMetadata(syncer::TYPED_URLS, storage_key, metadata));
+  EXPECT_TRUE(UpdateModelTypeState(syncer::TYPED_URLS, model_type_state));
+  // Delete the data we just wrote.
+  EXPECT_TRUE(ClearSyncMetadata(syncer::TYPED_URLS, storage_key));
+  // It shouldn't be there any more.
+  EXPECT_TRUE(GetAllSyncMetadata(syncer::TYPED_URLS, &metadata_batch));
+
+  EntityMetadataMap metadata_records = metadata_batch.TakeAllMetadata();
+  EXPECT_EQ(metadata_records.size(), 0u);
+
+  // Now delete the model type state.
+  EXPECT_TRUE(ClearModelTypeState(syncer::TYPED_URLS));
+  EXPECT_TRUE(GetAllSyncMetadata(syncer::TYPED_URLS, &metadata_batch));
+  EXPECT_EQ(ModelTypeState().SerializeAsString(),
+            metadata_batch.GetModelTypeState().SerializeAsString());
+}
+
+TEST_F(TypedURLSyncMetadataDatabaseTest, TypedURLCorruptSyncMetadata) {
+  MetadataBatch metadata_batch;
+  sql::Statement s(GetDB().GetUniqueStatement(
+      "INSERT OR REPLACE INTO typed_url_sync_metadata "
+      "(storage_key, value) VALUES(?, ?)"));
+  s.BindString(0, "storage_key");
+  s.BindString(1, "unparseable");
+  EXPECT_TRUE(s.Run());
+
+  EXPECT_FALSE(GetAllSyncMetadata(syncer::TYPED_URLS, &metadata_batch));
+}
+
+TEST_F(TypedURLSyncMetadataDatabaseTest, TypedURLCorruptModelTypeState) {
+  MetadataBatch metadata_batch;
+  sql::Statement s(GetDB().GetUniqueStatement(
+      "INSERT OR REPLACE INTO typed_url_model_type_state "
+      "(rowid, value) VALUES(1, ?)"));
+  s.BindString(0, "unparseable");
+  EXPECT_TRUE(s.Run());
+
+  EXPECT_FALSE(GetAllSyncMetadata(syncer::TYPED_URLS, &metadata_batch));
+}
+
+}  // namespace history