blob: da1fabdf3ca0892a27ad1f8ec073ea13a6948fb0 [file] [log] [blame]
/*
* Copyright (C) 2015-2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <WebCore/CombinedURLFilters.h>
#include <WebCore/NFA.h>
#include <WebCore/NFAToDFA.h>
#include <WebCore/URLFilterParser.h>
using namespace WebCore;
namespace TestWebKitAPI {
static unsigned countLiveNodes(const ContentExtensions::DFA& dfa)
{
unsigned counter = 0;
for (const auto& node : dfa.nodes) {
if (!node.isKilled())
++counter;
}
return counter;
}
static Vector<ContentExtensions::NFA> createNFAs(ContentExtensions::CombinedURLFilters& combinedURLFilters)
{
Vector<ContentExtensions::NFA> nfas;
combinedURLFilters.processNFAs(std::numeric_limits<size_t>::max(), [&](ContentExtensions::NFA&& nfa) {
nfas.append(WTFMove(nfa));
});
return nfas;
}
static ContentExtensions::DFA buildDFAFromPatterns(Vector<const char*> patterns)
{
ContentExtensions::CombinedURLFilters combinedURLFilters;
ContentExtensions::URLFilterParser parser(combinedURLFilters);
for (const char* pattern : patterns)
parser.addPattern(pattern, false, 0);
Vector<ContentExtensions::NFA> nfas = createNFAs(combinedURLFilters);
return ContentExtensions::NFAToDFA::convert(nfas[0]);
}
} // namespace TestWebKitAPI