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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
commit483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch)
treee5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/boost/libs/spirit/test/qi/rule4.cpp
parentInitial commit. (diff)
downloadceph-upstream.tar.xz
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Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/spirit/test/qi/rule4.cpp')
-rw-r--r--src/boost/libs/spirit/test/qi/rule4.cpp192
1 files changed, 192 insertions, 0 deletions
diff --git a/src/boost/libs/spirit/test/qi/rule4.cpp b/src/boost/libs/spirit/test/qi/rule4.cpp
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+/*=============================================================================
+ Copyright (c) 2001-2011 Joel de Guzman
+
+ 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/detail/lightweight_test.hpp>
+#include <boost/spirit/include/qi_operator.hpp>
+#include <boost/spirit/include/qi_char.hpp>
+#include <boost/spirit/include/qi_string.hpp>
+#include <boost/spirit/include/qi_numeric.hpp>
+#include <boost/spirit/include/qi_auxiliary.hpp>
+#include <boost/spirit/include/qi_directive.hpp>
+#include <boost/spirit/include/qi_nonterminal.hpp>
+#include <boost/spirit/include/qi_action.hpp>
+#include <boost/spirit/include/phoenix_core.hpp>
+#include <boost/spirit/include/phoenix_operator.hpp>
+#include <boost/spirit/include/phoenix_object.hpp>
+#include <boost/spirit/include/phoenix_bind.hpp>
+#include <boost/fusion/include/std_pair.hpp>
+
+#include <string>
+#include <cstring>
+#include <iostream>
+#include "test.hpp"
+
+int
+main()
+{
+ using spirit_test::test_attr;
+ using spirit_test::test;
+
+ using namespace boost::spirit::ascii;
+ using namespace boost::spirit::qi::labels;
+ using boost::spirit::qi::locals;
+ using boost::spirit::qi::rule;
+ using boost::spirit::qi::int_;
+ using boost::spirit::qi::uint_;
+ using boost::spirit::qi::fail;
+ using boost::spirit::qi::on_error;
+ using boost::spirit::qi::debug;
+ using boost::spirit::qi::lit;
+
+ namespace phx = boost::phoenix;
+
+
+ { // show that ra = rb and ra %= rb works as expected
+ rule<char const*, int() > ra, rb;
+ int attr;
+
+ ra %= int_;
+ BOOST_TEST(test_attr("123", ra, attr));
+ BOOST_TEST(attr == 123);
+
+ rb %= ra;
+ BOOST_TEST(test_attr("123", rb, attr));
+ BOOST_TEST(attr == 123);
+
+ rb = ra;
+ BOOST_TEST(test_attr("123", rb, attr));
+ BOOST_TEST(attr == 123);
+ }
+
+ { // std::string as container attribute with auto rules
+
+ rule<char const*, std::string()> text;
+ text %= +(!char_(')') >> !char_('>') >> char_);
+ std::string attr;
+ BOOST_TEST(test_attr("x", text, attr));
+ BOOST_TEST(attr == "x");
+
+ // test deduced auto rule behavior
+ text = +(!char_(')') >> !char_('>') >> char_);
+ attr.clear();
+ BOOST_TEST(test_attr("x", text, attr));
+ BOOST_TEST(attr == "x");
+ }
+
+ { // error handling
+
+ using namespace boost::spirit::ascii;
+ using boost::phoenix::construct;
+ using boost::phoenix::bind;
+
+ rule<char const*> r;
+ r = '(' > int_ > ',' > int_ > ')';
+
+ on_error<fail>
+ (
+ r, std::cout
+ << phx::val("Error! Expecting: ")
+ << _4
+ << phx::val(", got: \"")
+ << construct<std::string>(_3, _2)
+ << phx::val("\"")
+ << std::endl
+ );
+
+ BOOST_TEST(test("(123,456)", r));
+ BOOST_TEST(!test("(abc,def)", r));
+ BOOST_TEST(!test("(123,456]", r));
+ BOOST_TEST(!test("(123;456)", r));
+ BOOST_TEST(!test("[123,456]", r));
+ }
+
+ { // specifying the encoding
+
+ typedef boost::spirit::char_encoding::iso8859_1 iso8859_1;
+ rule<char const*, iso8859_1> r;
+
+ r = no_case['\xE1'];
+ BOOST_TEST(test("\xC1", r));
+ r = no_case[char_('\xE1')];
+ BOOST_TEST(test("\xC1", r));
+
+ r = no_case[char_("\xE5-\xEF")];
+ BOOST_TEST(test("\xC9", r));
+ BOOST_TEST(!test("\xFF", r));
+
+ r = no_case["\xE1\xC1"];
+ BOOST_TEST(test("\xC1\xE1", r));
+ r = no_case[lit("\xE1\xC1")];
+ BOOST_TEST(test("\xC1\xE1", r));
+ }
+
+ {
+ typedef boost::variant<double, int> v_type;
+ rule<const char*, v_type()> r1 = int_;
+ v_type v;
+ BOOST_TEST(test_attr("1", r1, v) && v.which() == 1 &&
+ boost::get<int>(v) == 1);
+
+ typedef boost::optional<int> ov_type;
+ rule<const char*, ov_type()> r2 = int_;
+ ov_type ov;
+ BOOST_TEST(test_attr("1", r2, ov) && ov && boost::get<int>(ov) == 1);
+ }
+
+ // test handling of single element fusion sequences
+ {
+ using boost::fusion::vector;
+ using boost::fusion::at_c;
+ rule<const char*, vector<int>()> r = int_;
+
+ vector<int> v(0);
+ BOOST_TEST(test_attr("1", r, v) && at_c<0>(v) == 1);
+ }
+
+ {
+ using boost::fusion::vector;
+ using boost::fusion::at_c;
+ rule<const char*, vector<unsigned int>()> r = uint_;
+
+ vector<unsigned int> v(0);
+ BOOST_TEST(test_attr("1", r, v) && at_c<0>(v) == 1);
+ }
+
+ ///////////////////////////////////////////////////////////////////////////
+ {
+ using boost::spirit::qi::int_;
+ using boost::spirit::qi::_1;
+ using boost::spirit::qi::_val;
+ using boost::spirit::qi::space;
+ using boost::spirit::qi::space_type;
+
+ rule<const char*, int()> r1 = int_;
+ rule<const char*, int(), space_type> r2 = int_;
+
+ int i = 0;
+ int j = 0;
+ BOOST_TEST(test_attr("456", r1[_val = _1], i) && i == 456);
+ BOOST_TEST(test_attr(" 456", r2[_val = _1], j, space) && j == 456);
+ }
+
+#if 0 // disabling test (can't fix)
+ {
+ using boost::spirit::qi::lexeme;
+ using boost::spirit::qi::alnum;
+
+ rule<const char*, std::string()> literal_;
+ literal_ = lexeme[ +(alnum | '_') ];
+
+ std::string attr;
+ BOOST_TEST(test_attr("foo_bar", literal_, attr) && attr == "foo_bar");
+ std::cout << attr << std::endl;
+ }
+#endif
+
+ return boost::report_errors();
+}
+