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Diffstat (limited to 'src/third_party/boost-1.56.0/libs/utility/initialized_test.cpp')
-rw-r--r-- | src/third_party/boost-1.56.0/libs/utility/initialized_test.cpp | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/src/third_party/boost-1.56.0/libs/utility/initialized_test.cpp b/src/third_party/boost-1.56.0/libs/utility/initialized_test.cpp deleted file mode 100644 index 9380957a3a8..00000000000 --- a/src/third_party/boost-1.56.0/libs/utility/initialized_test.cpp +++ /dev/null @@ -1,116 +0,0 @@ -// Copyright 2010, Niels Dekker. -// -// 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) -// -// Test program for boost::initialized<T>. -// -// 2 May 2010 (Created) Niels Dekker - -#include <boost/utility/value_init.hpp> -#include <boost/detail/lightweight_test.hpp> - -#include <string> - -namespace -{ - // Typical use case for boost::initialized<T>: A generic class that - // holds a value of type T, which must be initialized by either - // value-initialization or direct-initialization. - template <class T> class key_value_pair - { - std::string m_key; - boost::initialized<T> m_value; - public: - - // Value-initializes the object held by m_value. - key_value_pair() { } - - // Value-initializes the object held by m_value. - explicit key_value_pair(const std::string& key) - : - m_key(key) - { - } - - // Direct-initializes the object held by m_value. - key_value_pair(const std::string& key, const T& value) - : - m_key(key), m_value(value) - { - } - - const T& get_value() const - { - return m_value; - } - }; - - - // Tells whether the argument is value-initialized. - bool is_value_initialized(const int& arg) - { - return arg == 0; - } - - - // Tells whether the argument is value-initialized. - bool is_value_initialized(const std::string& arg) - { - return arg.empty(); - } - - struct foo - { - int data; - }; - - bool operator==(const foo& lhs, const foo& rhs) - { - return lhs.data == rhs.data; - } - - - // Tells whether the argument is value-initialized. - bool is_value_initialized(const foo& arg) - { - return arg.data == 0; - } - - - template <class T> - void test_key_value_pair(const T& magic_value) - { - // The value component of a default key_value_pair must be value-initialized. - key_value_pair<T> default_key_value_pair; - BOOST_TEST( is_value_initialized(default_key_value_pair.get_value() ) ); - - // The value component of a key_value_pair that only has its key explicitly specified - // must also be value-initialized. - BOOST_TEST( is_value_initialized(key_value_pair<T>("key").get_value()) ); - - // However, the value component of the following key_value_pair must be - // "magic_value", as it must be direct-initialized. - BOOST_TEST( key_value_pair<T>("key", magic_value).get_value() == magic_value ); - } -} - - -// Tests boost::initialize for a fundamental type, a type with a -// user-defined constructor, and a user-defined type without -// a user-defined constructor. -int main() -{ - - const int magic_number = 42; - test_key_value_pair(magic_number); - - const std::string magic_string = "magic value"; - test_key_value_pair(magic_string); - - const foo magic_foo = { 42 }; - test_key_value_pair(magic_foo); - - return boost::report_errors(); -} |