123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778 |
- // Unit test for boost::lexical_cast.
- //
- // See http://www.boost.org for most recent version, including documentation.
- //
- // Copyright Antony Polukhin, 2014-2019.
- //
- // 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 <boost/config.hpp>
- #include <boost/lexical_cast/try_lexical_convert.hpp>
- #include <boost/test/unit_test.hpp>
- using namespace boost::conversion;
- void try_uncommon_cases()
- {
- std::string sres;
- const bool res1 = try_lexical_convert(std::string("Test string"), sres);
- BOOST_CHECK(res1);
- BOOST_CHECK_EQUAL(sres, "Test string");
- volatile int vires;
- const bool res2 = try_lexical_convert(100, vires);
- BOOST_CHECK(res2);
- BOOST_CHECK_EQUAL(vires, 100);
- const bool res3 = try_lexical_convert("Test string", sres);
- BOOST_CHECK(res3);
- BOOST_CHECK_EQUAL(sres, "Test string");
- const bool res4 = try_lexical_convert("Test string", sizeof("Test string") - 1, sres);
- BOOST_CHECK(res4);
- BOOST_CHECK_EQUAL(sres, "Test string");
- int ires;
- BOOST_CHECK(!try_lexical_convert("Test string", ires));
- BOOST_CHECK(!try_lexical_convert(1.1, ires));
- BOOST_CHECK(!try_lexical_convert(-1.9, ires));
- BOOST_CHECK(!try_lexical_convert("1.1", ires));
- BOOST_CHECK(!try_lexical_convert("1000000000000000000000000000000000000000", ires));
- }
- void try_common_cases()
- {
- int ires = 0;
- const bool res1 = try_lexical_convert(std::string("100"), ires);
- BOOST_CHECK(res1);
- BOOST_CHECK_EQUAL(ires, 100);
- ires = 0;
- const bool res2 = try_lexical_convert("-100", ires);
- BOOST_CHECK(res2);
- BOOST_CHECK_EQUAL(ires, -100);
- float fres = 1.0f;
- const bool res3 = try_lexical_convert("0.0", fres);
- BOOST_CHECK(res3);
- BOOST_CHECK_EQUAL(fres, 0.0f);
- fres = 1.0f;
- const bool res4 = try_lexical_convert("0.0", sizeof("0.0") - 1, fres);
- BOOST_CHECK(res4);
- BOOST_CHECK_EQUAL(fres, 0.0f);
- }
- boost::unit_test::test_suite *init_unit_test_suite(int, char *[])
- {
- boost::unit_test::test_suite *suite =
- BOOST_TEST_SUITE("Tests for try_lexical_convert");
- suite->add(BOOST_TEST_CASE(&try_uncommon_cases));
- suite->add(BOOST_TEST_CASE(&try_common_cases));
- return suite;
- }
|