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// Copyright (c) 2012 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/syncable/syncable_id.h"
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "base/test/values_test_util.h"
#include "base/values.h"
#include "sync/test/engine/test_id_factory.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace syncer {
namespace syncable {
using std::vector;
class SyncableIdTest : public testing::Test { };
TEST(SyncableIdTest, TestIDCreation) {
vector<Id> v;
v.push_back(TestIdFactory::FromNumber(5));
v.push_back(TestIdFactory::FromNumber(1));
v.push_back(TestIdFactory::FromNumber(-5));
v.push_back(TestIdFactory::MakeLocal("A"));
v.push_back(TestIdFactory::MakeLocal("B"));
v.push_back(TestIdFactory::MakeServer("A"));
v.push_back(TestIdFactory::MakeServer("B"));
v.push_back(Id::CreateFromServerId("-5"));
v.push_back(Id::CreateFromClientString("A"));
v.push_back(Id::CreateFromServerId("A"));
for (vector<Id>::iterator i = v.begin(); i != v.end(); ++i) {
for (vector<Id>::iterator j = v.begin(); j != i; ++j) {
ASSERT_NE(*i, *j) << "mis equated two distinct ids";
}
ASSERT_EQ(*i, *i) << "self-equality failed";
Id copy1 = *i;
Id copy2 = *i;
ASSERT_EQ(copy1, copy2) << "equality after copy failed";
}
}
TEST(SyncableIdTest, GetLeastIdForLexicographicComparison) {
vector<Id> v;
v.push_back(Id::CreateFromServerId("z5"));
v.push_back(Id::CreateFromServerId("z55"));
v.push_back(Id::CreateFromServerId("z6"));
v.push_back(Id::CreateFromClientString("zA-"));
v.push_back(Id::CreateFromClientString("zA--"));
v.push_back(Id::CreateFromServerId("zA--"));
for (int i = 0; i <= 255; ++i) {
std::string one_character_id;
one_character_id.push_back(i);
v.push_back(Id::CreateFromClientString(one_character_id));
}
for (vector<Id>::iterator i = v.begin(); i != v.end(); ++i) {
// The following looks redundant, but we're testing a custom operator<.
ASSERT_LT(Id::GetLeastIdForLexicographicComparison(), *i);
ASSERT_NE(*i, i->GetLexicographicSuccessor());
ASSERT_NE(i->GetLexicographicSuccessor(), *i);
ASSERT_LT(*i, i->GetLexicographicSuccessor());
ASSERT_GT(i->GetLexicographicSuccessor(), *i);
for (vector<Id>::iterator j = v.begin(); j != v.end(); ++j) {
if (j == i)
continue;
if (*j < *i) {
ASSERT_LT(j->GetLexicographicSuccessor(), *i);
ASSERT_LT(j->GetLexicographicSuccessor(),
i->GetLexicographicSuccessor());
ASSERT_LT(*j, i->GetLexicographicSuccessor());
} else {
ASSERT_GT(j->GetLexicographicSuccessor(), *i);
ASSERT_GT(j->GetLexicographicSuccessor(),
i->GetLexicographicSuccessor());
ASSERT_GT(*j, i->GetLexicographicSuccessor());
}
}
}
}
TEST(SyncableIdTest, ToValue) {
base::ExpectStringValue("r", Id::CreateFromServerId("0").ToValue());
base::ExpectStringValue("svalue", Id::CreateFromServerId("value").ToValue());
base::ExpectStringValue("r", Id::CreateFromClientString("0").ToValue());
base::ExpectStringValue("cvalue",
Id::CreateFromClientString("value").ToValue());
}
} // namespace syncable
} // namespace syncer
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