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/*
* Copyright (C) 2016 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. ``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
* 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.
*/
#include "config.h"
#include "DumpRenderTree.h"
#include <algorithm>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string>
class CommandTokenizer {
public:
explicit CommandTokenizer(const std::string& input)
: m_input(input)
, m_posNextSeparator(0)
{
pump();
}
bool hasNext() const;
std::string next();
private:
void pump();
static const char kSeparator = '\'';
const std::string& m_input;
std::string m_next;
size_t m_posNextSeparator;
};
void CommandTokenizer::pump()
{
if (m_posNextSeparator == std::string::npos || m_posNextSeparator == m_input.size()) {
m_next = std::string();
return;
}
size_t start = m_posNextSeparator ? m_posNextSeparator + 1 : 0;
m_posNextSeparator = m_input.find(kSeparator, start);
size_t size = m_posNextSeparator == std::string::npos ? std::string::npos : m_posNextSeparator - start;
m_next = std::string(m_input, start, size);
}
std::string CommandTokenizer::next()
{
ASSERT(hasNext());
std::string oldNext = m_next;
pump();
return oldNext;
}
bool CommandTokenizer::hasNext() const
{
return !m_next.empty();
}
NO_RETURN static void die(const std::string& inputLine)
{
fprintf(stderr, "Unexpected input line: %s\n", inputLine.c_str());
exit(1);
}
TestCommand parseInputLine(const std::string& inputLine)
{
TestCommand result;
CommandTokenizer tokenizer(inputLine);
if (!tokenizer.hasNext())
die(inputLine);
std::string arg = tokenizer.next();
result.pathOrURL = arg;
while (tokenizer.hasNext()) {
arg = tokenizer.next();
if (arg == "--timeout") {
std::string timeoutToken = tokenizer.next();
result.timeout = atoi(timeoutToken.c_str());
} else if (arg == "-p" || arg == "--pixel-test") {
result.shouldDumpPixels = true;
if (tokenizer.hasNext())
result.expectedPixelHash = tokenizer.next();
} else if (arg == "--dump-jsconsolelog-in-stderr")
result.dumpJSConsoleLogInStdErr = true;
else if (arg == std::string("--absolutePath"))
result.absolutePath = tokenizer.next();
else
die(inputLine);
}
return result;
}
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