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/*=============================================================================
Copyright (c) 2003 Martin Wille
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)
=============================================================================*/
// vi:ts=4:sw=4:et
// Tests for spirit::for_p
// [13-Jan-2003]
////////////////////////////////////////////////////////////////////////////////
#include <iostream>
#include <cstring>
#include <string>
#include <boost/spirit/include/classic_core.hpp>
#include <boost/spirit/include/classic_assign_actor.hpp>
#include <boost/spirit/include/classic_for.hpp>
#include <boost/ref.hpp>
#include "impl/string_length.hpp"
namespace local
{
template <typename T>
struct var_wrapper
: public ::boost::reference_wrapper<T>
{
typedef ::boost::reference_wrapper<T> parent;
explicit inline var_wrapper(T& t) : parent(t) {}
inline T& operator()() const { return parent::get(); }
};
template <typename T>
inline var_wrapper<T>
var(T& t)
{
return var_wrapper<T>(t);
}
}
namespace
{
template <typename T>
class add_actor
{
public:
explicit add_actor(T &ref_) : ref(ref_) {}
template <typename T2>
void operator()(T2 const &val) const
{ ref += val; }
private:
T& ref;
};
template <typename T>
inline add_actor<T> const
add(T& ref)
{
return add_actor<T>(ref);
}
}
typedef ::BOOST_SPIRIT_CLASSIC_NS::rule<> rule_t;
unsigned int test_count = 0;
unsigned int error_count = 0;
unsigned int iterations_performed;
unsigned int iterations_desired;
std::string input_matched;
//static const unsigned int kError = 999;
static const bool good = true;
static const bool bad = false;
rule_t for_rule;
rule_t for_rule2;
void
test_for
(
char const *s,
bool succeed,
rule_t const &r,
unsigned int iterations_expected
)
{
using namespace std;
++test_count;
iterations_performed = 0;
::BOOST_SPIRIT_CLASSIC_NS::parse_info<> m = ::BOOST_SPIRIT_CLASSIC_NS::parse(s, s + test_impl::string_length(s), r);
bool result = (succeed==m.full)?good:bad;
if (m.full && (m.length != test_impl::string_length(s)))
result = bad;
result &= iterations_expected == iterations_performed;
if (result==good)
cout << "PASSED";
else
{
++error_count;
cout << "FAILED";
}
cout << ": \"" << s << "\" ==> ";
if (!m.full)
cout << "<error>";
else
cout << '"' << input_matched << '"';
cout << " " << iterations_performed << " of "
<< iterations_desired << " iterations\n";
}
namespace
{
void zero() { iterations_performed = 0; }
struct inc
{
inline void operator()() const { ++iterations_performed; }
};
struct cmp
{
inline bool operator()() const
{
return iterations_performed<iterations_desired;
}
};
}
int
main()
{
using namespace std;
using BOOST_SPIRIT_CLASSIC_NS::uint_p;
using BOOST_SPIRIT_CLASSIC_NS::for_p;
using BOOST_SPIRIT_CLASSIC_NS::assign_a;
#if qDebug
SPIRIT_DEBUG_RULE(for_rule);
SPIRIT_DEBUG_RULE(for_rule2);
#endif
for_rule
= uint_p[assign_a(iterations_desired)] >> ':'
>> for_p(&zero, cmp(), inc())["xy"]
[assign_a(input_matched)]
;
for_rule2
= for_p(&zero, '.', inc())["xy"]
[assign_a(input_matched)]
;
cout << "/////////////////////////////////////////////////////////\n";
cout << "\n";
cout << " for_p test\n";
cout << "\n";
cout << "/////////////////////////////////////////////////////////\n";
cout << "\n";
test_for("3:xyxyxy", true, for_rule, 3);
test_for("3:", false, for_rule, 0);
test_for("3:xyxy", false, for_rule, 2);
test_for("3:xyxyxyxy", false, for_rule, 3);
test_for(".xy.xy.xy", true, for_rule2, 3);
test_for(".xy.xy.xy.", false, for_rule2, 3);
std::cout << "\n ";
if (error_count==0)
cout << "All " << test_count << " for_p-tests passed.\n"
<< "Test concluded successfully\n";
else
cout << error_count << " of " << test_count << " for_p-tests failed\n"
<< "Test failed\n";
return error_count!=0;
}
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