update ceph source to reef 18.1.2

[ceph.git] / ceph / src / boost / libs / lexical_cast / test / try_lexical_convert.cpp

diff --git a/ceph/src/boost/libs/lexical_cast/test/try_lexical_convert.cpp b/ceph/src/boost/libs/lexical_cast/test/try_lexical_convert.cpp
new file mode 100644 (file)
index 0000000..b9aaf5e
--- /dev/null
+++ b/ceph/src/boost/libs/lexical_cast/test/try_lexical_convert.cpp
@@ -0,0 +1,78 @@
+//  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;
+}