[GCM] Adding AccountInfo structure to persist accounts mapped to GCM

google_apis/gcm/engine/account_info_unittest.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <string>
+
+#include "google_apis/gcm/engine/account_info.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace gcm {
+
+namespace {
+
+TEST(AccountInfoTest, SerializeAccountInfo) {
+  AccountInfo account_info;
+  account_info.account_id = "acc_id";
+  account_info.email = "test@example.com";
+  account_info.last_message_id = "last_message_id_1";
+  account_info.last_message_type = AccountInfo::MSG_ADD;
+  account_info.last_message_timestamp = base::Time::FromInternalValue(
+      1305797421259935LL);  // Arbitrary timestamp.
+
+  EXPECT_EQ("test@example.com&add&last_message_id_1&1305797421259935",
+            account_info.SerializeAsString());
+
+  account_info.account_id = "acc_id2";
+  account_info.email = "test@gmail.com";
+  account_info.last_message_id = "last_message_id_2";
+  account_info.last_message_type = AccountInfo::MSG_REMOVE;
+  account_info.last_message_timestamp =
+      base::Time::FromInternalValue(1305734521259935LL);  // Other timestamp.
+
+  EXPECT_EQ("test@gmail.com&remove&last_message_id_2&1305734521259935",
+            account_info.SerializeAsString());
+
+  account_info.last_message_type = AccountInfo::MSG_NONE;
+
+  EXPECT_EQ("test@gmail.com&none", account_info.SerializeAsString());
+}
+
+TEST(AccountInfoTest, DeserializeAccountInfo) {
+  AccountInfo account_info;
+  account_info.account_id = "acc_id";
+  EXPECT_TRUE(account_info.ParseFromString(
+      "test@example.com&add&last_message_id_1&1305797421259935"));
+  EXPECT_EQ("acc_id", account_info.account_id);
+  EXPECT_EQ("test@example.com", account_info.email);
+  EXPECT_EQ(AccountInfo::MSG_ADD, account_info.last_message_type);
+  EXPECT_EQ("last_message_id_1", account_info.last_message_id);
+  EXPECT_EQ(base::Time::FromInternalValue(1305797421259935LL),
+            account_info.last_message_timestamp);
+
+  EXPECT_TRUE(account_info.ParseFromString(
+      "test@gmail.com&remove&last_message_id_2&1305734521259935"));
+  EXPECT_EQ("acc_id", account_info.account_id);
+  EXPECT_EQ("test@gmail.com", account_info.email);
+  EXPECT_EQ(AccountInfo::MSG_REMOVE, account_info.last_message_type);
+  EXPECT_EQ("last_message_id_2", account_info.last_message_id);
+  EXPECT_EQ(base::Time::FromInternalValue(1305734521259935LL),
+            account_info.last_message_timestamp);
+
+  EXPECT_TRUE(account_info.ParseFromString("test@gmail.com&none"));
+  EXPECT_EQ("acc_id", account_info.account_id);
+  EXPECT_EQ("test@gmail.com", account_info.email);
+  EXPECT_EQ(AccountInfo::MSG_NONE, account_info.last_message_type);
+  EXPECT_EQ("", account_info.last_message_id);
+  EXPECT_EQ(base::Time(), account_info.last_message_timestamp);
+}
+
+TEST(AccountInfoTest, DeserializeAccountInfoInvalidInput) {
+  AccountInfo account_info;
+  account_info.account_id = "acc_id";
+  // Too many agruments.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@example.com&add&last_message_id_1&1305797421259935&stuff_here"));
+  // Too few arguments.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@example.com&remove&last_message_id_1"));
+  // Too few arguments.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@example.com"));
+  // Missing email.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "&remove&last_message_id_2&1305734521259935"));
+  // Missing message type.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@gmail.com&&last_message_id_2&1305734521259935"));
+  // Unkown message type.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@gmail.com&random&last_message_id_2&1305734521259935"));
+  // Message type is none when message details specified.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@gmail.com&none&last_message_id_2&1305734521259935"));
+  // Message type is messed up, but we have no message -- that's OK.
+  EXPECT_TRUE(account_info.ParseFromString(
+      "test@gmail.com&random"));
+  // Missing last message ID.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@gmail.com&remove&&1305734521259935"));
+  // Missing last message timestamp.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@gmail.com&remove&last_message_id&"));
+  // Last message timestamp not parseable.
+  EXPECT_FALSE(account_info.ParseFromString(
+      "test@gmail.com&remove&last_message_id&asdfjlk"));
+}
+
+}  // namespace
+}  // namespace gcm