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- /*=============================================================================
- Copyright (c) 2001-2003 Daniel Nuffer
- http://spirit.sourceforge.net/
- Use, modification and distribution is subject to 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/classic_multi_pass.hpp>
- #include <boost/scoped_ptr.hpp>
- #include <iterator>
- #include <string>
- #include <boost/detail/lightweight_test.hpp>
- #include "impl/sstream.hpp"
- using namespace std;
- using namespace BOOST_SPIRIT_CLASSIC_NS;
- sstream_t res;
- typedef multi_pass<istream_iterator<char> > default_multi_pass_t;
- typedef look_ahead<istream_iterator<char>, 6> fixed_multi_pass_t;
- typedef multi_pass<
- istream_iterator<char>,
- multi_pass_policies::input_iterator,
- multi_pass_policies::first_owner,
- multi_pass_policies::buf_id_check,
- multi_pass_policies::std_deque
- > first_owner_multi_pass_t;
- // a functor to test out the functor_multi_pass
- class my_functor
- {
- public:
- typedef char result_type;
- my_functor()
- : c('A')
- {}
- char operator()()
- {
- if (c == 'M')
- return eof;
- else
- return c++;
- }
- static result_type eof;
- private:
- char c;
- };
- my_functor::result_type my_functor::eof = '\0';
- typedef multi_pass<
- my_functor,
- multi_pass_policies::functor_input,
- multi_pass_policies::first_owner,
- multi_pass_policies::no_check,
- multi_pass_policies::std_deque
- > functor_multi_pass_t;
- void test_default_multi_pass()
- {
- res << "-*= test_default_multi_pass =*-\n";
- istream_iterator<char> end;
- boost::scoped_ptr<default_multi_pass_t> mpend(new default_multi_pass_t(end));
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<default_multi_pass_t> mp1(new default_multi_pass_t(a));
- while (*mp1 != *mpend)
- {
- res << *((*mp1)++);
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<default_multi_pass_t> mp2(new default_multi_pass_t(b));
- boost::scoped_ptr<default_multi_pass_t> mp3(new default_multi_pass_t(b));
- *mp3 = *mp2;
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp3.reset();
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<default_multi_pass_t> mp1(new default_multi_pass_t(a));
- boost::scoped_ptr<default_multi_pass_t> mp2(new default_multi_pass_t(*mp1));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp1;
- ++*mp1;
- }
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- while (*mp1 != *mpend)
- {
- res << **mp1;
- ++*mp1;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<default_multi_pass_t> mp2(new default_multi_pass_t(b));
- boost::scoped_ptr<default_multi_pass_t> mp3(new default_multi_pass_t(b));
- *mp3 = *mp2;
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp3.reset();
- ++*mp2;
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<default_multi_pass_t> mp1(new default_multi_pass_t(a));
- boost::scoped_ptr<default_multi_pass_t> mp2(new default_multi_pass_t(*mp1));
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- for (int i = 0; i < 4; ++i)
- {
- res << **mp1;
- ++*mp1;
- }
- BOOST_TEST(*mp1 != *mp2);
- BOOST_TEST(*mp1 > *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp2 < *mp1);
- BOOST_TEST(*mp2 <= *mp1);
- while (*mp2 != *mp1)
- {
- res << **mp2;
- ++*mp2;
- }
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- while (*mp1 != *mpend)
- {
- res << **mp1;
- ++*mp1;
- }
- BOOST_TEST(*mp1 != *mp2);
- BOOST_TEST(*mp1 > *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp2 < *mp1);
- BOOST_TEST(*mp2 <= *mp1);
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<default_multi_pass_t> mp1(new default_multi_pass_t(a));
- boost::scoped_ptr<default_multi_pass_t> mp2(new default_multi_pass_t(a));
- BOOST_TEST(*mp1 != *mp2);
- ++*mp1;
- BOOST_TEST(*mp1 != *mp2);
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<default_multi_pass_t> mp2(new default_multi_pass_t(b));
- boost::scoped_ptr<default_multi_pass_t> mp3(new default_multi_pass_t(b));
- *mp3 = *mp2;
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp2->clear_queue();
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- try
- {
- res << **mp3; // this should throw illegal_backtracking
- BOOST_TEST(0);
- }
- catch (const BOOST_SPIRIT_CLASSIC_NS::multi_pass_policies::illegal_backtracking& /*e*/)
- {
- }
- res << endl;
- }
- }
- void test_fixed_multi_pass()
- {
- res << "-*= test_fixed_multi_pass =*-\n";
- istream_iterator<char> end;
- boost::scoped_ptr<fixed_multi_pass_t> mpend(new fixed_multi_pass_t(end));
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<fixed_multi_pass_t> mp1(new fixed_multi_pass_t(a));
- while (*mp1 != *mpend)
- {
- res << *((*mp1)++);
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<fixed_multi_pass_t> mp2(new fixed_multi_pass_t(b));
- boost::scoped_ptr<fixed_multi_pass_t> mp3(new fixed_multi_pass_t(*mp2));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp3.reset();
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<fixed_multi_pass_t> mp1(new fixed_multi_pass_t(a));
- boost::scoped_ptr<fixed_multi_pass_t> mp2(new fixed_multi_pass_t(*mp1));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp1;
- ++*mp1;
- }
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- while (*mp1 != *mpend)
- {
- res << **mp1;
- ++*mp1;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<fixed_multi_pass_t> mp2(new fixed_multi_pass_t(b));
- boost::scoped_ptr<fixed_multi_pass_t> mp3(new fixed_multi_pass_t(*mp2));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp3.reset();
- ++*mp2;
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<fixed_multi_pass_t> mp1(new fixed_multi_pass_t(a));
- boost::scoped_ptr<fixed_multi_pass_t> mp2(new fixed_multi_pass_t(*mp1));
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- for (int i = 0; i < 4; ++i)
- {
- res << **mp1;
- ++*mp1;
- }
- BOOST_TEST(*mp1 != *mp2);
- BOOST_TEST(*mp1 > *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp2 < *mp1);
- BOOST_TEST(*mp2 <= *mp1);
- while (*mp2 != *mp1)
- {
- res << **mp2;
- ++*mp2;
- }
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- while (*mp1 != *mpend)
- {
- res << **mp1;
- ++*mp1;
- }
- BOOST_TEST(*mp1 != *mp2);
- BOOST_TEST(*mp1 > *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp2 < *mp1);
- BOOST_TEST(*mp2 <= *mp1);
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<fixed_multi_pass_t> mp1(new fixed_multi_pass_t(a));
- boost::scoped_ptr<fixed_multi_pass_t> mp2(new fixed_multi_pass_t(a));
- BOOST_TEST(*mp1 != *mp2);
- ++*mp1;
- BOOST_TEST(*mp1 != *mp2);
- }
- }
- void test_first_owner_multi_pass()
- {
- res << "-*= test_first_owner_multi_pass =*-\n";
- istream_iterator<char> end;
- boost::scoped_ptr<first_owner_multi_pass_t> mpend(new first_owner_multi_pass_t(end));
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<first_owner_multi_pass_t> mp1(new first_owner_multi_pass_t(a));
- while (*mp1 != *mpend)
- {
- res << *((*mp1)++);
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<first_owner_multi_pass_t> mp2(new first_owner_multi_pass_t(b));
- boost::scoped_ptr<first_owner_multi_pass_t> mp3(new first_owner_multi_pass_t(*mp2));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp3.reset();
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<first_owner_multi_pass_t> mp1(new first_owner_multi_pass_t(a));
- boost::scoped_ptr<first_owner_multi_pass_t> mp2(new first_owner_multi_pass_t(*mp1));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp1;
- ++*mp1;
- }
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- while (*mp1 != *mpend)
- {
- res << **mp1;
- ++*mp1;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<first_owner_multi_pass_t> mp2(new first_owner_multi_pass_t(b));
- boost::scoped_ptr<first_owner_multi_pass_t> mp3(new first_owner_multi_pass_t(*mp2));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp3.reset();
- ++*mp2;
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<first_owner_multi_pass_t> mp1(new first_owner_multi_pass_t(a));
- boost::scoped_ptr<first_owner_multi_pass_t> mp2(new first_owner_multi_pass_t(*mp1));
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- for (int i = 0; i < 4; ++i)
- {
- res << **mp1;
- ++*mp1;
- }
- BOOST_TEST(*mp1 != *mp2);
- BOOST_TEST(*mp1 > *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp2 < *mp1);
- BOOST_TEST(*mp2 <= *mp1);
- while (*mp2 != *mp1)
- {
- res << **mp2;
- ++*mp2;
- }
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- while (*mp1 != *mpend)
- {
- res << **mp1;
- ++*mp1;
- }
- BOOST_TEST(*mp1 != *mp2);
- BOOST_TEST(*mp1 > *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp2 < *mp1);
- BOOST_TEST(*mp2 <= *mp1);
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- BOOST_TEST(*mp1 == *mp2);
- BOOST_TEST(*mp1 >= *mp2);
- BOOST_TEST(*mp1 <= *mp2);
- res << endl;
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> a(ss);
- boost::scoped_ptr<first_owner_multi_pass_t> mp1(new first_owner_multi_pass_t(a));
- boost::scoped_ptr<first_owner_multi_pass_t> mp2(new first_owner_multi_pass_t(a));
- BOOST_TEST(*mp1 != *mp2);
- ++*mp1;
- BOOST_TEST(*mp1 != *mp2);
- }
- {
- sstream_t ss;
- ss << "test string";
- istream_iterator<char> b(ss);
- boost::scoped_ptr<first_owner_multi_pass_t> mp2(new first_owner_multi_pass_t(b));
- boost::scoped_ptr<first_owner_multi_pass_t> mp3(new first_owner_multi_pass_t(*mp2));
- for (int i = 0; i < 4; ++i)
- {
- res << **mp2;
- ++*mp2;
- }
- mp2->clear_queue();
- while (*mp2 != *mpend)
- {
- res << **mp2;
- ++*mp2;
- }
- try
- {
- res << **mp3; // this should throw illegal_backtracking
- BOOST_TEST(0);
- }
- catch (const BOOST_SPIRIT_CLASSIC_NS::multi_pass_policies::illegal_backtracking& /*e*/)
- {
- }
- res << endl;
- }
- }
- void test_functor_multi_pass()
- {
- res << "-*= test_functor_multi_pass =*-\n";
- functor_multi_pass_t mpend;
- {
- functor_multi_pass_t mp1 = functor_multi_pass_t(my_functor());
- while (mp1 != mpend)
- {
- res << *(mp1++);
- }
- res << endl;
- }
- {
- functor_multi_pass_t mp1 = functor_multi_pass_t(my_functor());
- functor_multi_pass_t mp2 = functor_multi_pass_t(mp1);
- for (int i = 0; i < 4; ++i)
- {
- res << *mp1;
- ++mp1;
- }
- while (mp2 != mpend)
- {
- res << *mp2;
- ++mp2;
- }
- while (mp1 != mpend)
- {
- res << *mp1;
- ++mp1;
- }
- res << endl;
- }
- {
- functor_multi_pass_t mp1 = functor_multi_pass_t(my_functor());
- functor_multi_pass_t mp2 = functor_multi_pass_t(mp1);
- BOOST_TEST(mp1 == mp2);
- BOOST_TEST(mp1 >= mp2);
- BOOST_TEST(mp1 <= mp2);
- for (int i = 0; i < 4; ++i)
- {
- res << *mp1;
- ++mp1;
- }
- BOOST_TEST(mp1 != mp2);
- BOOST_TEST(mp1 > mp2);
- BOOST_TEST(mp1 >= mp2);
- BOOST_TEST(mp2 < mp1);
- BOOST_TEST(mp2 <= mp1);
- while (mp2 != mp1)
- {
- res << *mp2;
- ++mp2;
- }
- BOOST_TEST(mp1 == mp2);
- BOOST_TEST(mp1 >= mp2);
- BOOST_TEST(mp1 <= mp2);
- while (mp1 != mpend)
- {
- res << *mp1;
- ++mp1;
- }
- BOOST_TEST(mp1 != mp2);
- BOOST_TEST(mp1 > mp2);
- BOOST_TEST(mp1 >= mp2);
- BOOST_TEST(mp2 < mp1);
- BOOST_TEST(mp2 <= mp1);
- while (mp2 != mpend)
- {
- res << *mp2;
- ++mp2;
- }
- BOOST_TEST(mp1 == mp2);
- BOOST_TEST(mp1 >= mp2);
- BOOST_TEST(mp1 <= mp2);
- res << endl;
- }
- {
- functor_multi_pass_t mp1 = functor_multi_pass_t(my_functor());
- functor_multi_pass_t mp2 = functor_multi_pass_t(my_functor());
- BOOST_TEST(mp1 != mp2);
- ++mp1;
- BOOST_TEST(mp1 != mp2);
- }
- }
- int main(int, char**)
- {
- test_default_multi_pass();
- test_fixed_multi_pass();
- test_first_owner_multi_pass();
- test_functor_multi_pass();
- BOOST_TEST(getstring(res) == "-*= test_default_multi_pass =*-\n"
- "teststring\n"
- "teststring\n"
- "testteststringstring\n"
- "testtring\n"
- "testteststringstring\n"
- "teststring\n"
- "-*= test_fixed_multi_pass =*-\n"
- "teststring\n"
- "teststring\n"
- "testteststringstring\n"
- "testtring\n"
- "testteststringstring\n"
- "-*= test_first_owner_multi_pass =*-\n"
- "teststring\n"
- "teststring\n"
- "testteststringstring\n"
- "testtring\n"
- "testteststringstring\n"
- "teststring\n"
- "-*= test_functor_multi_pass =*-\n"
- "ABCDEFGHIJKL\n"
- "ABCDABCDEFGHIJKLEFGHIJKL\n"
- "ABCDABCDEFGHIJKLEFGHIJKL\n");
- return boost::report_errors();
- }
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