boost_1_45_0/libs/unordered/test/exception/constructor_exception_tests.cpp

// Copyright 2006-2009 Daniel James.
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#include "../helpers/prefix.hpp"

#include "./containers.hpp"
#include "../helpers/random_values.hpp"
#include "../helpers/input_iterator.hpp"

template <typename T> inline void avoid_unused_warning(T const&) {}

test::seed_t seed(91274);

struct objects
{
    test::exception::object obj;
    test::exception::hash hash;
    test::exception::equal_to equal_to;
    test::exception::allocator<test::exception::object> allocator;
};

template <class T>
struct construct_test1 : public objects, test::exception_base
{
    void run() const {
        T x;
        avoid_unused_warning(x);
    }
};

template <class T>
struct construct_test2 : public objects, test::exception_base
{
    void run() const {
        T x(300);
        avoid_unused_warning(x);
    }
};

template <class T>
struct construct_test3 : public objects, test::exception_base
{
    void run() const {
        T x(0, hash);
        avoid_unused_warning(x);
    }
};

template <class T>
struct construct_test4 : public objects, test::exception_base
{
    void run() const {
        T x(0, hash, equal_to);
        avoid_unused_warning(x);
    }
};

template <class T>
struct construct_test5 : public objects, test::exception_base
{
    void run() const {
        T x(50, hash, equal_to, allocator);
        avoid_unused_warning(x);
    }
};

template <class T>
struct construct_test6 : public objects, test::exception_base
{
    void run() const {
        T x(allocator);
        avoid_unused_warning(x);
    }
};

template <class T>
struct range : public test::exception_base
{
    test::random_values<T> values;

    range() : values(5) {}
    range(unsigned int count) : values(count) {}
};

template <class T>
struct range_construct_test1 : public range<T>, objects
{
    void run() const {
        T x(this->values.begin(), this->values.end());
        avoid_unused_warning(x);
    }
};

template <class T>
struct range_construct_test2 : public range<T>, objects
{
    void run() const {
        T x(this->values.begin(), this->values.end(), 0);
        avoid_unused_warning(x);
    }
};

template <class T>
struct range_construct_test3 : public range<T>, objects
{
    void run() const {
        T x(this->values.begin(), this->values.end(), 0, hash);
        avoid_unused_warning(x);
    }
};

template <class T>
struct range_construct_test4 : public range<T>, objects
{
    void run() const {
        T x(this->values.begin(), this->values.end(), 100, hash, equal_to);
        avoid_unused_warning(x);
    }
};

// Need to run at least one test with a fairly large number
// of objects in case it triggers a rehash.
template <class T>
struct range_construct_test5 : public range<T>, objects
{
    range_construct_test5() : range<T>(60) {}

    void run() const {
        T x(this->values.begin(), this->values.end(), 0,
            hash, equal_to, allocator);
        avoid_unused_warning(x);
    }
};

template <class T>
struct input_range_construct_test : public range<T>, objects
{
    input_range_construct_test() : range<T>(60) {}

    void run() const {
        BOOST_DEDUCED_TYPENAME test::random_values<T>::const_iterator
            begin = this->values.begin(), end = this->values.end();
        T x(test::input_iterator(begin), test::input_iterator(end),
                0, hash, equal_to, allocator);
        avoid_unused_warning(x);
    }
};

template <class T>
struct copy_range_construct_test : public range<T>, objects
{
    copy_range_construct_test() : range<T>(60) {}

    void run() const {
        T x(test::copy_iterator(this->values.begin()),
                test::copy_iterator(this->values.end()),
                0, hash, equal_to, allocator);
        avoid_unused_warning(x);
    }
};

RUN_EXCEPTION_TESTS(
    (construct_test1)
    (construct_test2)
    (construct_test3)
    (construct_test4)
    (construct_test5)
    (construct_test6)
    (range_construct_test1)
    (range_construct_test2)
    (range_construct_test3)
    (range_construct_test4)
    (range_construct_test5)
    (input_range_construct_test)
    (copy_range_construct_test),
    CONTAINER_SEQ)