Exemplos de rehash_postcondition em C++ (Cpp)

Exemplo n.º 1

Arquivo: rehash.pass.cpp Projeto: endlessm/chromium-browser

int main()
{
    {
        typedef std::unordered_multimap<int, std::string> C;
        typedef std::pair<int, std::string> P;
        P a[] =
        {
            P(1, "one"),
            P(2, "two"),
            P(3, "three"),
            P(4, "four"),
            P(1, "four"),
            P(2, "four"),
        };
        C c(a, a + sizeof(a)/sizeof(a[0]));
        test(c);
        assert(c.bucket_count() >= 7);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 7);
        test(c);
        c.max_load_factor(2);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 3);
        test(c);
        c.rehash(31);
        rehash_postcondition(c, 31);
        assert(c.bucket_count() == 31);
        test(c);
    }
#if __cplusplus >= 201103L
    {
        typedef std::unordered_multimap<int, std::string, std::hash<int>, std::equal_to<int>,
                            min_allocator<std::pair<const int, std::string>>> C;
        typedef std::pair<int, std::string> P;
        P a[] =
        {
            P(1, "one"),
            P(2, "two"),
            P(3, "three"),
            P(4, "four"),
            P(1, "four"),
            P(2, "four"),
        };
        C c(a, a + sizeof(a)/sizeof(a[0]));
        test(c);
        assert(c.bucket_count() >= 7);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 7);
        test(c);
        c.max_load_factor(2);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 3);
        test(c);
        c.rehash(31);
        rehash_postcondition(c, 31);
        assert(c.bucket_count() == 31);
        test(c);
    }
#endif
}

Exemplo n.º 2

Arquivo: rehash.pass.cpp Projeto: 32bitmicro/riscv-libcxx

int main()
{
    {
        typedef std::unordered_multiset<int> C;
        typedef int P;
        P a[] =
        {
            P(1),
            P(2),
            P(3),
            P(4),
            P(1),
            P(2)
        };
        C c(a, a + sizeof(a)/sizeof(a[0]));
        test(c);
        assert(c.bucket_count() >= 7);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 7);
        test(c);
        c.max_load_factor(2);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 3);
        test(c);
        c.rehash(31);
        rehash_postcondition(c, 31);
        assert(c.bucket_count() == 31);
        test(c);
    }
#if __cplusplus >= 201103L
    {
        typedef std::unordered_multiset<int, std::hash<int>,
                                      std::equal_to<int>, min_allocator<int>> C;
        typedef int P;
        P a[] =
        {
            P(1),
            P(2),
            P(3),
            P(4),
            P(1),
            P(2)
        };
        C c(a, a + sizeof(a)/sizeof(a[0]));
        test(c);
        assert(c.bucket_count() >= 7);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 7);
        test(c);
        c.max_load_factor(2);
        c.rehash(3);
        rehash_postcondition(c, 3);
        assert(c.bucket_count() == 3);
        test(c);
        c.rehash(31);
        rehash_postcondition(c, 31);
        assert(c.bucket_count() == 31);
        test(c);
    }
#endif
}

Exemplo n.º 3

Arquivo: rehash.pass.cpp Projeto: Aj0Ay/libcxx

int main()
{
    {
        typedef std::unordered_set<int> C;
        typedef int P;
        P a[] =
        {
            P(1),
            P(2),
            P(3),
            P(4),
            P(1),
            P(2)
        };
        C c(a, a + sizeof(a)/sizeof(a[0]));
        test(c);
        assert(c.bucket_count() >= 5);
        c.rehash(3);
        rehash_postcondition(c, 3);
        LIBCPP_ASSERT(c.bucket_count() == 5);
        test(c);
        c.max_load_factor(2);
        c.rehash(3);
        rehash_postcondition(c, 3);
        LIBCPP_ASSERT(c.bucket_count() == 3);
        test(c);
        c.rehash(31);
        rehash_postcondition(c, 31);
        LIBCPP_ASSERT(c.bucket_count() == 31);
        test(c);
    }
#if TEST_STD_VER >= 11
    {
        typedef std::unordered_set<int, std::hash<int>,
                                      std::equal_to<int>, min_allocator<int>> C;
        typedef int P;
        P a[] =
        {
            P(1),
            P(2),
            P(3),
            P(4),
            P(1),
            P(2)
        };
        C c(a, a + sizeof(a)/sizeof(a[0]));
        test(c);
        assert(c.bucket_count() >= 5);
        c.rehash(3);
        rehash_postcondition(c, 3);
        LIBCPP_ASSERT(c.bucket_count() == 5);
        test(c);
        c.max_load_factor(2);
        c.rehash(3);
        rehash_postcondition(c, 3);
        LIBCPP_ASSERT(c.bucket_count() == 3);
        test(c);
        c.rehash(31);
        rehash_postcondition(c, 31);
        LIBCPP_ASSERT(c.bucket_count() == 31);
        test(c);
    }
#endif
}