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// Copyright (c) 2014 The Chromium OS 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 <brillo/map_utils.h>
#include <string>
#include <gtest/gtest.h>
namespace brillo {
class MapUtilsTest : public ::testing::Test {
public:
void SetUp() override {
map_ = {
{"key1", 1}, {"key2", 2}, {"key3", 3}, {"key4", 4}, {"key5", 5},
};
}
void TearDown() override { map_.clear(); }
std::map<std::string, int> map_;
};
TEST_F(MapUtilsTest, GetMapKeys) {
std::set<std::string> keys = GetMapKeys(map_);
EXPECT_EQ((std::set<std::string>{"key1", "key2", "key3", "key4", "key5"}),
keys);
}
TEST_F(MapUtilsTest, GetMapKeysAsVector) {
std::vector<std::string> keys = GetMapKeysAsVector(map_);
EXPECT_EQ((std::vector<std::string>{"key1", "key2", "key3", "key4", "key5"}),
keys);
}
TEST_F(MapUtilsTest, GetMapValues) {
std::vector<int> values = GetMapValues(map_);
EXPECT_EQ((std::vector<int>{1, 2, 3, 4, 5}), values);
}
TEST_F(MapUtilsTest, MapToVector) {
std::vector<std::pair<std::string, int>> elements = MapToVector(map_);
std::vector<std::pair<std::string, int>> expected{
{"key1", 1}, {"key2", 2}, {"key3", 3}, {"key4", 4}, {"key5", 5},
};
EXPECT_EQ(expected, elements);
}
TEST_F(MapUtilsTest, Empty) {
std::map<int, double> empty_map;
EXPECT_TRUE(GetMapKeys(empty_map).empty());
EXPECT_TRUE(GetMapKeysAsVector(empty_map).empty());
EXPECT_TRUE(GetMapValues(empty_map).empty());
EXPECT_TRUE(MapToVector(empty_map).empty());
}
} // namespace brillo
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