97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
// Unit test for boost::lexical_cast.
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//
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// See http://www.boost.org for most recent version, including documentation.
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//
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// Copyright Antony Polukhin, 2012-2019.
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//
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// Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt).
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#include <boost/config.hpp>
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#if defined(__INTEL_COMPILER)
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#pragma warning(disable: 193 383 488 981 1418 1419)
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#elif defined(BOOST_MSVC)
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#pragma warning(disable: 4097 4100 4121 4127 4146 4244 4245 4511 4512 4701 4800)
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#endif
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#include <boost/lexical_cast.hpp>
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#include <boost/test/unit_test.hpp>
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using namespace boost;
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#if defined(BOOST_NO_STRINGSTREAM)
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typedef std::strstream ss_t;
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#else
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typedef std::stringstream ss_t;
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#endif
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void test_void_pointers_conversions()
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{
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void *p_to_null = NULL;
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const void *cp_to_data = "Some data";
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char nonconst_data[5];
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void *p_to_data = nonconst_data;
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ss_t ss;
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ss << p_to_null;
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BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(p_to_null), ss.str());
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ss.str(std::string());
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ss << cp_to_data;
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BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(cp_to_data), ss.str());
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ss.str(std::string());
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ss << p_to_data;
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BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(p_to_data), ss.str());
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ss.str(std::string());
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}
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struct incomplete_type;
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void test_incomplete_type_pointers_conversions()
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{
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incomplete_type *p_to_null = NULL;
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const incomplete_type *cp_to_data = NULL;
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char nonconst_data[5];
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incomplete_type *p_to_data = reinterpret_cast<incomplete_type*>(nonconst_data);
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ss_t ss;
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ss << p_to_null;
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BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(p_to_null), ss.str());
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ss.str(std::string());
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ss << cp_to_data;
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BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(cp_to_data), ss.str());
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ss.str(std::string());
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ss << p_to_data;
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BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(p_to_data), ss.str());
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ss.str(std::string());
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}
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struct ble;
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typedef struct ble *meh;
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std::ostream& operator <<(std::ostream &o, meh) {
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o << "yay";
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return o;
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}
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void test_inomplete_type_with_overloaded_ostream_op() {
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meh heh = NULL;
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ss_t ss;
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ss << heh;
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BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(heh), ss.str());
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}
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unit_test::test_suite *init_unit_test_suite(int, char *[])
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{
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unit_test::test_suite *suite =
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BOOST_TEST_SUITE("lexical_cast pinters test");
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suite->add(BOOST_TEST_CASE(&test_void_pointers_conversions));
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suite->add(BOOST_TEST_CASE(&test_incomplete_type_pointers_conversions));
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suite->add(BOOST_TEST_CASE(&test_inomplete_type_with_overloaded_ostream_op));
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return suite;
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}
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