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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 "components/sync/syncable/entry_kernel.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace syncer {
namespace syncable {
class EntryKernelTest : public testing::Test {};
TEST_F(EntryKernelTest, ToValue) {
EntryKernel kernel;
std::unique_ptr<base::DictionaryValue> value(kernel.ToValue(nullptr));
if (value) {
// Not much to check without repeating the ToValue() code.
EXPECT_TRUE(value->HasKey("isDirty"));
// The extra +2 is for "isDirty" and "modelType".
EXPECT_EQ(BIT_TEMPS_END - BEGIN_FIELDS + 2,
static_cast<int>(value->size()));
} else {
ADD_FAILURE();
}
}
bool ProtoFieldValuesEqual(const sync_pb::EntitySpecifics& v1,
const sync_pb::EntitySpecifics& v2) {
return v1.SerializeAsString() == v2.SerializeAsString();
}
bool ProtoFieldValuesAreSame(const sync_pb::EntitySpecifics& v1,
const sync_pb::EntitySpecifics& v2) {
return &v1 == &v2;
}
bool ProtoFieldValueIsDefault(const sync_pb::EntitySpecifics& v) {
return ProtoFieldValuesAreSame(v,
sync_pb::EntitySpecifics::default_instance());
}
// Tests default value, assignment, and sharing of proto fields.
TEST_F(EntryKernelTest, ProtoFieldTest) {
EntryKernel kernel;
// Check default values.
EXPECT_TRUE(ProtoFieldValueIsDefault(kernel.ref(SPECIFICS)));
EXPECT_TRUE(ProtoFieldValueIsDefault(kernel.ref(SERVER_SPECIFICS)));
EXPECT_TRUE(ProtoFieldValueIsDefault(kernel.ref(BASE_SERVER_SPECIFICS)));
sync_pb::EntitySpecifics specifics;
// Assign empty value and verify that the field still returns the
// default value.
kernel.put(SPECIFICS, specifics);
EXPECT_TRUE(ProtoFieldValueIsDefault(kernel.ref(SPECIFICS)));
EXPECT_TRUE(ProtoFieldValuesEqual(kernel.ref(SPECIFICS), specifics));
// Verifies that the kernel holds the copy of the value assigned to it.
specifics.mutable_bookmark()->set_url("http://demo/");
EXPECT_FALSE(ProtoFieldValuesEqual(kernel.ref(SPECIFICS), specifics));
// Put the new value and verify the equality.
kernel.put(SPECIFICS, specifics);
EXPECT_TRUE(ProtoFieldValuesEqual(kernel.ref(SPECIFICS), specifics));
EXPECT_FALSE(ProtoFieldValueIsDefault(kernel.ref(SPECIFICS)));
// Copy the value between the fields and verify that exactly the same
// underlying value is shared.
kernel.copy(SPECIFICS, SERVER_SPECIFICS);
EXPECT_TRUE(ProtoFieldValuesEqual(kernel.ref(SERVER_SPECIFICS), specifics));
EXPECT_TRUE(ProtoFieldValuesAreSame(kernel.ref(SPECIFICS),
kernel.ref(SERVER_SPECIFICS)));
// Put the new value into SPECIFICS and verify that that stops sharing even
// though the values are still equal.
kernel.put(SPECIFICS, specifics);
EXPECT_FALSE(ProtoFieldValuesAreSame(kernel.ref(SPECIFICS),
kernel.ref(SERVER_SPECIFICS)));
}
} // namespace syncable
} // namespace syncer
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