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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/xpressive/test/test_format.cpp
parentInitial commit. (diff)
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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/xpressive/test/test_format.cpp')
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diff --git a/src/boost/libs/xpressive/test/test_format.cpp b/src/boost/libs/xpressive/test/test_format.cpp
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+///////////////////////////////////////////////////////////////////////////////
+// test_format.hpp
+//
+// Copyright 2008 Eric Niebler. 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)
+//
+// Test all the different ways to call regex_replace with a formatter.
+
+#include <map>
+#include <string>
+#include <boost/test/unit_test.hpp>
+#include <boost/xpressive/xpressive.hpp>
+
+using namespace boost::xpressive;
+
+std::map<std::string, std::string> replacements;
+
+struct format1
+{
+ template<typename BidiIter>
+ std::string operator()(match_results<BidiIter> const &what) const
+ {
+ return replacements[what[1].str()];
+ }
+};
+
+struct format2
+{
+ template<typename BidiIter, typename OutIter>
+ OutIter operator()(match_results<BidiIter> const &what, OutIter out) const
+ {
+ std::map<std::string, std::string>::const_iterator where = replacements.find(what[1].str());
+ if(where != replacements.end())
+ out = std::copy((*where).second.begin(), (*where).second.end(), out);
+ return out;
+ }
+};
+
+struct format3
+{
+ template<typename BidiIter, typename OutIter>
+ OutIter operator()(match_results<BidiIter> const &what, OutIter out, regex_constants::match_flag_type) const
+ {
+ std::map<std::string, std::string>::const_iterator where = replacements.find(what[1].str());
+ if(where != replacements.end())
+ out = std::copy((*where).second.begin(), (*where).second.end(), out);
+ return out;
+ }
+};
+
+std::string format_fun(smatch const &what)
+{
+ return replacements[what[1].str()];
+}
+
+std::string c_format_fun(cmatch const &what)
+{
+ return replacements[what[1].str()];
+}
+
+void test_main()
+{
+ replacements["X"] = "this";
+ replacements["Y"] = "that";
+
+ std::string input("\"$(X)\" has the value \"$(Y)\""), output;
+ sregex rx = sregex::compile("\\$\\(([^\\)]+)\\)");
+ cregex crx = cregex::compile("\\$\\(([^\\)]+)\\)");
+
+ std::string result("\"this\" has the value \"that\"");
+
+ output = regex_replace(input, rx, format1());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input.c_str(), crx, format1());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input, rx, format2());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input.c_str(), crx, format2());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input, rx, format3());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input.c_str(), crx, format3());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input, rx, format_fun);
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input.c_str(), crx, c_format_fun);
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input, rx, &format_fun);
+ BOOST_CHECK_EQUAL(output, result);
+
+ output = regex_replace(input.c_str(), crx, &c_format_fun);
+ BOOST_CHECK_EQUAL(output, result);
+
+ output.clear();
+ regex_replace(std::back_inserter(output), input.begin(), input.end(), rx, format1());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output.clear();
+ regex_replace(std::back_inserter(output), input.begin(), input.end(), rx, format2());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output.clear();
+ regex_replace(std::back_inserter(output), input.begin(), input.end(), rx, format2());
+ BOOST_CHECK_EQUAL(output, result);
+
+ output.clear();
+ regex_replace(std::back_inserter(output), input.begin(), input.end(), rx, format_fun);
+ BOOST_CHECK_EQUAL(output, result);
+
+ output.clear();
+ regex_replace(std::back_inserter(output), input.begin(), input.end(), rx, &format_fun);
+ BOOST_CHECK_EQUAL(output, result);
+}
+
+using namespace boost::unit_test;
+///////////////////////////////////////////////////////////////////////////////
+// init_unit_test_suite
+//
+test_suite* init_unit_test_suite( int argc, char* argv[] )
+{
+ test_suite *test = BOOST_TEST_SUITE("test_format");
+ test->add(BOOST_TEST_CASE(&test_main));
+ return test;
+}