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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/feed/core/v2/ios_shared_prefs.h"
#include <string>
#include <vector>
#include "components/feed/core/common/pref_names.h"
#include "components/prefs/testing_pref_service.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace feed {
namespace {
class IOSSharedPrefsTest : public testing::Test {
protected:
IOSSharedPrefsTest() { feed::RegisterProfilePrefs(prefs_.registry()); }
TestingPrefServiceSimple prefs_;
};
TEST_F(IOSSharedPrefsTest, TestSetAndGetExperiments) {
Experiments e;
std::vector<ExperimentGroup> group_list1{{"Group1", 123}, {"Group2", 9999}};
e["Trial1"] = group_list1;
std::vector<ExperimentGroup> group_list2{{"Hello", 12345}};
e["Trial2"] = group_list2;
prefs::SetExperiments(e, prefs_);
ASSERT_TRUE(prefs_.HasPrefPath(prefs::kExperimentsV3));
EXPECT_EQ(e, prefs::GetExperiments(prefs_));
}
TEST_F(IOSSharedPrefsTest, MigrateExperimentsV2) {
// Save the experiments in the old format.
base::Value::Dict dict;
base::Value::List list1;
list1.Append("Group1");
list1.Append("Group2");
dict.Set("Trial1", std::move(list1));
base::Value::List list2;
list2.Append("Hello");
dict.Set("Trial2", std::move(list2));
prefs_.SetDict(prefs::kExperimentsV2Deprecated, std::move(dict));
prefs::MigrateObsoleteFeedExperimentPref_Jun_2024(&prefs_);
// Validate the migration.
ASSERT_FALSE(prefs_.HasPrefPath(prefs::kExperimentsV2Deprecated));
ASSERT_TRUE(prefs_.HasPrefPath(prefs::kExperimentsV3));
Experiments e;
std::vector<ExperimentGroup> group_list1{{"Group1", 0}, {"Group2", 0}};
e["Trial1"] = group_list1;
std::vector<ExperimentGroup> group_list2{{"Hello", 0}};
e["Trial2"] = group_list2;
EXPECT_EQ(e, prefs::GetExperiments(prefs_));
}
} // namespace
} // namespace feed
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