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// 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 "sync/engine/model_type_entity.h"
#include "base/memory/scoped_ptr.h"
#include "base/time/time.h"
#include "sync/internal_api/public/base/model_type.h"
#include "sync/protocol/sync.pb.h"
#include "sync/syncable/syncable_util.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace syncer_v2 {
// Some simple sanity tests for the ModelTypeEntity.
//
// A lot of the more complicated sync logic is implemented in the
// ModelTypeProcessorImpl that owns the ModelTypeEntity. We can't unit test it
// here.
//
// Instead, we focus on simple tests to make sure that variables are getting
// properly intialized and flags properly set. Anything more complicated would
// be a redundant and incomplete version of the ModelTypeProcessorImpl tests.
class ModelTypeEntityTest : public ::testing::Test {
public:
ModelTypeEntityTest()
: kServerId("ServerID"),
kClientTag("sample.pref.name"),
kClientTagHash(
syncer::syncable::GenerateSyncableHash(syncer::PREFERENCES,
kClientTag)),
kCtime(base::Time::UnixEpoch() + base::TimeDelta::FromDays(10)),
kMtime(base::Time::UnixEpoch() + base::TimeDelta::FromDays(20)) {
sync_pb::PreferenceSpecifics* pref_specifics =
specifics.mutable_preference();
pref_specifics->set_name(kClientTag);
pref_specifics->set_value("pref.value");
}
const std::string kServerId;
const std::string kClientTag;
const std::string kClientTagHash;
const base::Time kCtime;
const base::Time kMtime;
sync_pb::EntitySpecifics specifics;
};
TEST_F(ModelTypeEntityTest, NewLocalItem) {
scoped_ptr<ModelTypeEntity> entity(
ModelTypeEntity::NewLocalItem("asdf", specifics, kCtime));
EXPECT_TRUE(entity->IsWriteRequired());
EXPECT_TRUE(entity->IsUnsynced());
EXPECT_FALSE(entity->UpdateIsReflection(1));
EXPECT_TRUE(entity->UpdateIsInConflict(1));
}
TEST_F(ModelTypeEntityTest, FromServerUpdate) {
scoped_ptr<ModelTypeEntity> entity(
ModelTypeEntity::FromServerUpdate(kServerId,
kClientTagHash,
kClientTag, // As non-unique name.
10,
specifics,
false,
kCtime,
kMtime,
std::string()));
EXPECT_TRUE(entity->IsWriteRequired());
EXPECT_FALSE(entity->IsUnsynced());
EXPECT_TRUE(entity->UpdateIsReflection(9));
EXPECT_TRUE(entity->UpdateIsReflection(10));
EXPECT_FALSE(entity->UpdateIsReflection(11));
EXPECT_FALSE(entity->UpdateIsInConflict(11));
}
// Tombstones should behave just like regular updates. Mostly. The strangest
// thing about them is that they don't have specifics, so it can be hard to
// detect their type. Fortunately, this class doesn't care about types in
// received updates.
TEST_F(ModelTypeEntityTest, TombstoneUpdate) {
scoped_ptr<ModelTypeEntity> entity(
ModelTypeEntity::FromServerUpdate(kServerId,
kClientTagHash,
kClientTag, // As non-unique name.
10,
sync_pb::EntitySpecifics(),
true,
kCtime,
kMtime,
std::string()));
EXPECT_TRUE(entity->IsWriteRequired());
EXPECT_FALSE(entity->IsUnsynced());
EXPECT_TRUE(entity->UpdateIsReflection(9));
EXPECT_TRUE(entity->UpdateIsReflection(10));
EXPECT_FALSE(entity->UpdateIsReflection(11));
EXPECT_FALSE(entity->UpdateIsInConflict(11));
}
// Apply a deletion update.
TEST_F(ModelTypeEntityTest, ApplyUpdate) {
scoped_ptr<ModelTypeEntity> entity(
ModelTypeEntity::FromServerUpdate(kServerId,
kClientTagHash,
kClientTag, // As non-unique name.
10,
specifics,
false,
kCtime,
kMtime,
std::string()));
// A deletion update one version later.
entity->ApplyUpdateFromServer(11,
true,
sync_pb::EntitySpecifics(),
kMtime + base::TimeDelta::FromSeconds(10),
std::string());
EXPECT_TRUE(entity->IsWriteRequired());
EXPECT_FALSE(entity->IsUnsynced());
EXPECT_TRUE(entity->UpdateIsReflection(11));
EXPECT_FALSE(entity->UpdateIsReflection(12));
}
TEST_F(ModelTypeEntityTest, LocalChange) {
scoped_ptr<ModelTypeEntity> entity(
ModelTypeEntity::FromServerUpdate(kServerId,
kClientTagHash,
kClientTag, // As non-unique name.
10,
specifics,
false,
kCtime,
kMtime,
std::string()));
sync_pb::EntitySpecifics specifics2;
specifics2.CopyFrom(specifics);
specifics2.mutable_preference()->set_value("new.pref.value");
entity->MakeLocalChange(specifics2);
EXPECT_TRUE(entity->IsWriteRequired());
EXPECT_TRUE(entity->IsUnsynced());
EXPECT_TRUE(entity->UpdateIsReflection(10));
EXPECT_FALSE(entity->UpdateIsInConflict(10));
EXPECT_FALSE(entity->UpdateIsReflection(11));
EXPECT_TRUE(entity->UpdateIsInConflict(11));
}
TEST_F(ModelTypeEntityTest, LocalDeletion) {
scoped_ptr<ModelTypeEntity> entity(
ModelTypeEntity::FromServerUpdate(kServerId,
kClientTagHash,
kClientTag, // As non-unique name.
10,
specifics,
false,
kCtime,
kMtime,
std::string()));
entity->Delete();
EXPECT_TRUE(entity->IsWriteRequired());
EXPECT_TRUE(entity->IsUnsynced());
EXPECT_TRUE(entity->UpdateIsReflection(10));
EXPECT_FALSE(entity->UpdateIsInConflict(10));
EXPECT_FALSE(entity->UpdateIsReflection(11));
EXPECT_TRUE(entity->UpdateIsInConflict(11));
}
} // namespace syncer
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