premiere-libtorrent/test/test_ip_filter.cpp

159 lines
4.4 KiB
C++

#include "libtorrent/ip_filter.hpp"
#include <boost/utility.hpp>
#include "test.hpp"
using namespace libtorrent;
bool compare(ip_filter::ip_range const& lhs
, ip_filter::ip_range const& rhs)
{
return lhs.first == rhs.first
&& lhs.last == rhs.last
&& lhs.flags == rhs.flags;
}
void test_rules_invariant(std::vector<ip_filter::ip_range> const& r, ip_filter const& f)
{
typedef std::vector<ip_filter::ip_range>::const_iterator iterator;
TEST_CHECK(!r.empty());
if (r.empty()) return;
TEST_CHECK(r.front().first == address("0.0.0.0"));
TEST_CHECK(r.back().last == address("255.255.255.255"));
iterator i = r.begin();
iterator j = boost::next(i);
for (iterator i(r.begin()), j(boost::next(r.begin()))
, end(r.end()); j != end; ++j, ++i)
{
TEST_CHECK(f.access(i->last) == i->flags);
TEST_CHECK(f.access(j->first) == j->flags);
TEST_CHECK(i->last.to_ulong() + 1 == j->first.to_ulong());
}
}
int test_main()
{
using namespace libtorrent;
std::vector<ip_filter::ip_range> range;
// **** test joining of ranges at the end ****
ip_filter::ip_range expected1[] =
{
{address("0.0.0.0"), address("0.255.255.255"), 0}
, {address("1.0.0.0"), address("3.0.0.0"), ip_filter::blocked}
, {address("3.0.0.1"), address("255.255.255.255"), 0}
};
{
ip_filter f;
f.add_rule(address("1.0.0.0"), address("2.0.0.0"), ip_filter::blocked);
f.add_rule(address("2.0.0.1"), address("3.0.0.0"), ip_filter::blocked);
range = f.export_filter();
test_rules_invariant(range, f);
TEST_CHECK(range.size() == 3);
TEST_CHECK(std::equal(range.begin(), range.end(), expected1, &compare));
}
// **** test joining of ranges at the start ****
{
ip_filter f;
f.add_rule(address("2.0.0.1"), address("3.0.0.0"), ip_filter::blocked);
f.add_rule(address("1.0.0.0"), address("2.0.0.0"), ip_filter::blocked);
range = f.export_filter();
test_rules_invariant(range, f);
TEST_CHECK(range.size() == 3);
TEST_CHECK(std::equal(range.begin(), range.end(), expected1, &compare));
}
// **** test joining of overlapping ranges at the start ****
{
ip_filter f;
f.add_rule(address("2.0.0.1"), address("3.0.0.0"), ip_filter::blocked);
f.add_rule(address("1.0.0.0"), address("2.4.0.0"), ip_filter::blocked);
range = f.export_filter();
test_rules_invariant(range, f);
TEST_CHECK(range.size() == 3);
TEST_CHECK(std::equal(range.begin(), range.end(), expected1, &compare));
}
// **** test joining of overlapping ranges at the end ****
{
ip_filter f;
f.add_rule(address("1.0.0.0"), address("2.4.0.0"), ip_filter::blocked);
f.add_rule(address("2.0.0.1"), address("3.0.0.0"), ip_filter::blocked);
range = f.export_filter();
test_rules_invariant(range, f);
TEST_CHECK(range.size() == 3);
TEST_CHECK(std::equal(range.begin(), range.end(), expected1, &compare));
}
// **** test joining of multiple overlapping ranges 1 ****
{
ip_filter f;
f.add_rule(address("1.0.0.0"), address("2.0.0.0"), ip_filter::blocked);
f.add_rule(address("3.0.0.0"), address("4.0.0.0"), ip_filter::blocked);
f.add_rule(address("5.0.0.0"), address("6.0.0.0"), ip_filter::blocked);
f.add_rule(address("7.0.0.0"), address("8.0.0.0"), ip_filter::blocked);
f.add_rule(address("1.0.1.0"), address("9.0.0.0"), ip_filter::blocked);
range = f.export_filter();
test_rules_invariant(range, f);
TEST_CHECK(range.size() == 3);
ip_filter::ip_range expected[] =
{
{address("0.0.0.0"), address("0.255.255.255"), 0}
, {address("1.0.0.0"), address("9.0.0.0"), ip_filter::blocked}
, {address("9.0.0.1"), address("255.255.255.255"), 0}
};
TEST_CHECK(std::equal(range.begin(), range.end(), expected, &compare));
}
// **** test joining of multiple overlapping ranges 2 ****
{
ip_filter f;
f.add_rule(address("1.0.0.0"), address("2.0.0.0"), ip_filter::blocked);
f.add_rule(address("3.0.0.0"), address("4.0.0.0"), ip_filter::blocked);
f.add_rule(address("5.0.0.0"), address("6.0.0.0"), ip_filter::blocked);
f.add_rule(address("7.0.0.0"), address("8.0.0.0"), ip_filter::blocked);
f.add_rule(address("0.0.1.0"), address("7.0.4.0"), ip_filter::blocked);
range = f.export_filter();
test_rules_invariant(range, f);
TEST_CHECK(range.size() == 3);
ip_filter::ip_range expected[] =
{
{address("0.0.0.0"), address("0.0.0.255"), 0}
, {address("0.0.1.0"), address("8.0.0.0"), ip_filter::blocked}
, {address("8.0.0.1"), address("255.255.255.255"), 0}
};
TEST_CHECK(std::equal(range.begin(), range.end(), expected, &compare));
}
return 0;
}