92 lines
2.8 KiB
C++
92 lines
2.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// misc2.hpp
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//
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// Copyright 2008 Eric Niebler. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <map>
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#include <string>
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#include <boost/xpressive/xpressive.hpp>
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#include <boost/xpressive/regex_actions.hpp>
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#include <boost/test/unit_test.hpp>
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namespace xpr = boost::xpressive;
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using namespace xpr;
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///////////////////////////////////////////////////////////////////////////////
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//
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void test_complement()
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{
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sregex rx1 = ~_n >> ~(set='a') >> ~(set='a','b') >> ~set['a'] >> ~_ln
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>> ~before('a') >> ~after('a') >> ~alpha >> ~range('a','b') >> ~_b >> ~as_xpr('a');
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#ifndef BOOST_XPRESSIVE_NO_WREGEX
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wsregex rx2 = ~_n >> ~(set=L'a') >> ~(set=L'a',L'b') >> ~set[L'a'] >> ~_ln
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>> ~before(L'a') >> ~after(L'a') >> ~alpha >> ~range(L'a',L'b') >> ~_b >> ~as_xpr(L'a');
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#endif
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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void test_static_actions_in_dynamic_keep()
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{
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std::string result;
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std::string str("foo");
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sregex_compiler compiler;
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compiler["rx0"] = (s1="foo")[ xpr::ref(result) = s1 ];
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sregex rx = compiler.compile("(?>(?$rx0))");
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bool ok = regex_match(str, rx);
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BOOST_CHECK(ok);
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BOOST_CHECK_EQUAL(result, "foo");
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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void test_static_actions_in_static_keep()
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{
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std::string result;
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std::string str("foo");
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sregex rx0 = (s1="foo")[ xpr::ref(result) = s1 ];
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sregex rx = keep(rx0);
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bool ok = regex_match(str, rx);
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BOOST_CHECK(ok);
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BOOST_CHECK_EQUAL(result, "foo");
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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void test_replace_with_lambda()
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{
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std::map<std::string, std::string> replacements;
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replacements["X"] = "this";
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replacements["Y"] = "that";
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std::string input("\"$(X)\" has the value \"$(Y)\""), output;
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std::string expected("\"this\" has the value \"that\"");
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sregex rx = "$(" >> (s1= +~as_xpr(')')) >> ')';
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output = regex_replace(input, rx, xpr::ref(replacements)[s1]);
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BOOST_CHECK_EQUAL(output, expected);
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}
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using namespace boost::unit_test;
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///////////////////////////////////////////////////////////////////////////////
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// init_unit_test_suite
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//
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test_suite* init_unit_test_suite( int argc, char* argv[] )
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{
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test_suite *test = BOOST_TEST_SUITE("miscelaneous tests");
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test->add(BOOST_TEST_CASE(&test_complement));
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test->add(BOOST_TEST_CASE(&test_static_actions_in_dynamic_keep));
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test->add(BOOST_TEST_CASE(&test_static_actions_in_static_keep));
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test->add(BOOST_TEST_CASE(&test_replace_with_lambda));
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return test;
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}
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