Function TEST

library/cpp/iterator/ut/iterate_values_ut.cpp:12–42

using namespace testing;

TEST(IterateValues, ConstMappingIteration) {
    const std::map<int, int> squares{
        {1, 1},
        {2, 4},
        {3, 9},
    };
    EXPECT_THAT(
        IterateValues(squares),
        ElementsAre(1, 4, 9)
    );

    const std::unordered_map<int, int> roots{
        {49, 7},
        {36, 6},
        {25, 5},
    };
    EXPECT_THAT(
        IterateValues(roots),
        UnorderedElementsAre(5, 6, 7)
    );

    const std::map<int, std::string> translations{
        {1, "one"},
        {2, "two"},
        {3, "three"},
    };
    EXPECT_EQ(
        Accumulate(IterateValues(translations), std::string{}),
        "onetwothree"
    );
}

TEST(IterateValues, NonConstMappingIteration) {
    std::map<int, int> squares{