summaryrefslogtreecommitdiffstats
path: root/src/boost/libs/spirit/test/karma/real3.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/boost/libs/spirit/test/karma/real3.cpp')
-rw-r--r--src/boost/libs/spirit/test/karma/real3.cpp185
1 files changed, 185 insertions, 0 deletions
diff --git a/src/boost/libs/spirit/test/karma/real3.cpp b/src/boost/libs/spirit/test/karma/real3.cpp
new file mode 100644
index 000000000..fda1508cc
--- /dev/null
+++ b/src/boost/libs/spirit/test/karma/real3.cpp
@@ -0,0 +1,185 @@
+// Copyright (c) 2001-2011 Hartmut Kaiser
+// Copyright (c) 2011 Bryce Lelbach
+//
+// 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/spirit/include/version.hpp>
+#include <boost/spirit/include/karma_phoenix_attributes.hpp>
+#include <boost/spirit/include/phoenix_core.hpp>
+#include <boost/spirit/include/phoenix_operator.hpp>
+#include "real.hpp"
+
+///////////////////////////////////////////////////////////////////////////////
+// the customization points below have been added only recently
+#if SPIRIT_VERSION >= 0x2050
+// does not provide proper std::numeric_limits, we need to roll our own
+namespace boost { namespace spirit { namespace traits
+{
+ template <>
+ struct is_nan<boost::math::concepts::real_concept>
+ {
+ static bool call(boost::math::concepts::real_concept n)
+ {
+ return test_nan(n.value());
+ }
+ };
+
+ template <>
+ struct is_infinite<boost::math::concepts::real_concept>
+ {
+ static bool call(boost::math::concepts::real_concept n)
+ {
+ return test_infinite(n.value());
+ }
+ };
+}}}
+#endif
+
+///////////////////////////////////////////////////////////////////////////////
+int main()
+{
+ using namespace boost::spirit;
+
+ {
+ using namespace boost::spirit::ascii;
+
+ ///////////////////////////////////////////////////////////////////////
+ typedef karma::real_generator<double, fixed_policy<double> > fixed_type;
+ fixed_type const fixed = fixed_type();
+
+ BOOST_TEST(test("0.0", fixed, 0.0));
+ BOOST_TEST(test("1.0", fixed, 1.0));
+
+ BOOST_TEST(test("0.0", fixed, 0.000012345));
+ BOOST_TEST(test("0.0", fixed, 0.00012345));
+ BOOST_TEST(test("0.001", fixed, 0.0012345));
+ BOOST_TEST(test("0.012", fixed, 0.012345));
+ BOOST_TEST(test("0.123", fixed, 0.12345));
+ BOOST_TEST(test("1.234", fixed, 1.2345));
+ BOOST_TEST(test("12.345", fixed, 12.345));
+ BOOST_TEST(test("123.45", fixed, 123.45));
+ BOOST_TEST(test("1234.5", fixed, 1234.5));
+ BOOST_TEST(test("12342.0", fixed, 12342.));
+ BOOST_TEST(test("123420.0", fixed, 123420.));
+ BOOST_TEST(test("123420000000000000000.0", fixed, 1.23420e20));
+
+ BOOST_TEST(test("0.0", fixed, -0.000012345));
+ BOOST_TEST(test("0.0", fixed, -0.00012345));
+ BOOST_TEST(test("-0.001", fixed, -0.0012345));
+ BOOST_TEST(test("-0.012", fixed, -0.012345));
+ BOOST_TEST(test("-0.123", fixed, -0.12345));
+ BOOST_TEST(test("-1.234", fixed, -1.2345));
+ BOOST_TEST(test("-12.346", fixed, -12.346));
+ BOOST_TEST(test("-123.46", fixed, -123.46));
+ BOOST_TEST(test("-1234.5", fixed, -1234.5));
+ BOOST_TEST(test("-12342.0", fixed, -12342.));
+ BOOST_TEST(test("-123420.0", fixed, -123420.));
+ BOOST_TEST(test("-123420000000000000000.0", fixed, -1.23420e20));
+ }
+
+// support for using real_concept with a Karma generator has been implemented
+// in Boost versions > 1.36 only, additionally real_concept is available only
+// if BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS is not defined
+#if BOOST_VERSION > 103600 && !defined(BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS)
+ {
+ using boost::math::concepts::real_concept;
+ typedef karma::real_generator<real_concept> custom_type;
+ custom_type const custom = custom_type();
+
+ BOOST_TEST(test("0.0", custom, real_concept(0.0)));
+ BOOST_TEST(test("1.0", custom, real_concept(1.0)));
+ BOOST_TEST(test("1.0", custom, real_concept(1.0001)));
+ BOOST_TEST(test("1.001", custom, real_concept(1.001)));
+ BOOST_TEST(test("1.01", custom, real_concept(1.010)));
+ BOOST_TEST(test("1.1", custom, real_concept(1.100)));
+
+ BOOST_TEST(test("1.234e-04", custom, real_concept(0.00012345)));
+ BOOST_TEST(test("0.001", custom, real_concept(0.0012345)));
+ BOOST_TEST(test("0.012", custom, real_concept(0.012345)));
+ BOOST_TEST(test("0.123", custom, real_concept(0.12345)));
+ BOOST_TEST(test("1.234", custom, real_concept(1.2345)));
+ BOOST_TEST(test("12.346", custom, real_concept(12.346)));
+ BOOST_TEST(test("123.46", custom, real_concept(123.46)));
+ BOOST_TEST(test("1234.5", custom, real_concept(1234.5)));
+ BOOST_TEST(test("12342.0", custom, real_concept(12342.)));
+ BOOST_TEST(test("1.234e05", custom, real_concept(123420.)));
+
+ BOOST_TEST(test("-1.0", custom, real_concept(-1.0)));
+ BOOST_TEST(test("-1.234", custom, real_concept(-1.2345)));
+ BOOST_TEST(test("-1.235", custom, real_concept(-1.2346)));
+ BOOST_TEST(test("-1234.2", custom, real_concept(-1234.2)));
+
+ BOOST_TEST(test("1.0", custom(real_concept(1.0))));
+ BOOST_TEST(test("1.0", custom(real_concept(1.0001))));
+ BOOST_TEST(test("1.001", custom(real_concept(1.001))));
+ BOOST_TEST(test("1.01", custom(real_concept(1.010))));
+ BOOST_TEST(test("1.1", custom(real_concept(1.100))));
+
+ BOOST_TEST(test("1.234e-04", custom(real_concept(0.00012345))));
+ BOOST_TEST(test("0.001", custom(real_concept(0.0012345))));
+ BOOST_TEST(test("0.012", custom(real_concept(0.012345))));
+ BOOST_TEST(test("0.123", custom(real_concept(0.12345))));
+ BOOST_TEST(test("1.234", custom(real_concept(1.2345))));
+ BOOST_TEST(test("12.346", custom(real_concept(12.346))));
+ BOOST_TEST(test("123.46", custom(real_concept(123.46))));
+ BOOST_TEST(test("1234.5", custom(real_concept(1234.5))));
+ BOOST_TEST(test("12342.0", custom(real_concept(12342.))));
+ BOOST_TEST(test("1.234e05", custom(real_concept(123420.))));
+ }
+#endif
+
+// this appears to be broken on Apple Tiger x86 with gcc4.0.1
+#if (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__ != 40001) || \
+ !defined(__APPLE__)
+ {
+ ///////////////////////////////////////////////////////////////////////
+ typedef karma::real_generator<double, bordercase_policy<double> >
+ bordercase_type;
+ bordercase_type const bordercase = bordercase_type();
+
+// BOOST_TEST(test("-5.7222349715140557e307",
+// bordercase(-5.7222349715140557e307)));
+
+ BOOST_TEST(test("1.7976931348623158e308",
+ bordercase(1.7976931348623158e308))); // DBL_MAX
+ BOOST_TEST(test("-1.7976931348623158e308",
+ bordercase(-1.7976931348623158e308))); // -DBL_MAX
+ BOOST_TEST(test("2.2250738585072014e-308",
+ bordercase(2.2250738585072014e-308))); // DBL_MIN
+ BOOST_TEST(test("-2.2250738585072014e-308",
+ bordercase(-2.2250738585072014e-308))); // -DBL_MIN
+ }
+#endif
+
+ {
+ boost::optional<double> v;
+ BOOST_TEST(!test("", double_, v));
+ BOOST_TEST(!test("", double_(1.0), v));
+
+ v = 1.0;
+ BOOST_TEST(test("1.0", double_, v));
+ BOOST_TEST(test("1.0", double_(1.0), v));
+ }
+
+// we support Phoenix attributes only starting with V2.2
+#if SPIRIT_VERSION >= 0x2020
+ { // Phoenix expression tests (requires to include
+ // karma_phoenix_attributes.hpp)
+ namespace phoenix = boost::phoenix;
+
+ BOOST_TEST(test("1.0", double_, phoenix::val(1.0)));
+
+ double d = 1.2;
+ BOOST_TEST(test("1.2", double_, phoenix::ref(d)));
+ BOOST_TEST(test("2.2", double_, ++phoenix::ref(d)));
+ }
+#endif
+
+ // test for denormalized numbers
+ {
+ BOOST_TEST(test("4.941e-324", double_, std::numeric_limits<double>::denorm_min()));
+ }
+ return boost::report_errors();
+}
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-28 05:28:59 +0000