cppcheck/test/testsamples.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2020 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "cppcheckexecutor.h"
#include "errorlogger.h"
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#include "filelister.h"
#include "path.h"
#include "pathmatch.h"
#include "redirect.h"
#include "settings.h"
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#include "testsuite.h"
#include <algorithm>
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#include <fstream>
#include <iterator>
#include <map>
#include <string>
#include <utility>
#include <vector>
class TestSamples : public TestFixture {
public:
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TestSamples() : TestFixture("TestSamples") {
}
private:
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void run() OVERRIDE {
TEST_CASE(runSamples);
TEST_CASE(runConsoleCodePageTranslationOnWindows);
}
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void runSamples() const {
REDIRECT;
std::map<std::string, std::size_t> files;
const std::vector<std::string> masks;
const PathMatch matcher(masks);
#ifdef _WIN32
FileLister::recursiveAddFiles(files, "..\\samples", matcher);
#else
FileLister::recursiveAddFiles(files, "samples", matcher);
#endif
for (std::map<std::string, std::size_t>::const_iterator i = files.begin(); i != files.end(); ++i) {
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if (i->first.find("memleak") != std::string::npos)
continue;
CLEAR_REDIRECT_ERROUT;
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const char* const path = i->first.c_str();
const char * const argv[] = {
#ifdef _WIN32
".\\..\\testrunner",
#else
"./testrunner",
#endif
"--enable=style,warning,performance,portability", "--inconclusive", "-rp", "-f", "-q", path
};
std::string filename = i->first.substr(i->first.find_last_of("/\\")+1);
if (filename == "good.cpp" || filename == "good.c") {
CppCheckExecutor exec;
exec.check(7, argv);
ASSERT_EQUALS_MSG("", GET_REDIRECT_ERROUT, i->first);
} else if (filename == "bad.cpp" || filename == "bad.c") {
CppCheckExecutor exec;
exec.check(7, argv);
std::string expected_filename = Path::getPathFromFilename(i->first) + "out.txt";
std::ifstream ifs(expected_filename);
// TODO: this contains stray \n at the start of each line when the out.txt files have CRLF
std::string expected((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
std::string actual = GET_REDIRECT_ERROUT;
// We need some uniformization to make this work on Unix and Windows
std::replace(actual.begin(), actual.end(), '/', '\\'); // Uniformize slashes.
while (actual.find("..\\") != std::string::npos)
actual.erase(actual.find("..\\"), 3); // Remove '..\'
ASSERT_EQUALS_MSG(expected, actual, i->first);
}
}
}
class CppCheckExecutor2 : public CppCheckExecutor {
public:
void settings(const Settings &set) {
setSettings(set);
}
};
void runConsoleCodePageTranslationOnWindows() const {
REDIRECT;
std::vector<std::string> msgs = {
"ASCII", // first entry should be using only ASCII
"kääk",
"Português"
// "日本語",
// "한국어",
// "Русский",
// "中文",
};
Settings set1;
Settings setXML;
setXML.xml = true;
setXML.xml_version = 2;
CppCheckExecutor2 exec;
exec.settings(set1);
CppCheckExecutor2 execXML;
execXML.settings(setXML);
for (std::vector<std::string>::const_iterator i = msgs.begin(); i != msgs.end(); ++i) {
CLEAR_REDIRECT_OUTPUT;
CLEAR_REDIRECT_ERROUT;
exec.reportOut(*i);
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ErrorMessage errMessage;
errMessage.setmsg(*i);
// no xml option
exec.reportInfo(errMessage);
#ifdef _WIN32
// expect changes through code page translation except for the 'ASCII' case
if (i == msgs.begin()) {
ASSERT_EQUALS(*i + "\n", GET_REDIRECT_OUTPUT);
ASSERT_EQUALS(*i + "\n", GET_REDIRECT_ERROUT);
} else {
ASSERT(*i + "\n" != GET_REDIRECT_OUTPUT);
ASSERT(*i + "\n" != GET_REDIRECT_ERROUT);
}
#else
// do not expect any code page translation
ASSERT_EQUALS(*i + "\n", GET_REDIRECT_OUTPUT);
ASSERT_EQUALS(*i + "\n", GET_REDIRECT_ERROUT);
#endif
CLEAR_REDIRECT_ERROUT;
// possible change of msg for xml option
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// with ErrorMessage::fixInvalidChars(), plus additional XML formatting
execXML.reportInfo(errMessage);
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// undo the effects of "ErrorMessage::fixInvalidChars()"
// replacing octal constants with characters
std::string myErr;
std::string myErrOrg = GET_REDIRECT_ERROUT;
std::string::const_iterator from = myErrOrg.begin();
while (from != myErrOrg.end()) {
if (*from == '\\') {
++from;
unsigned c;
// expect three digits
std::istringstream es(std::string(from, from + 3));
es >> std::oct >> c;
++from;
++from;
myErr.push_back(c);
} else {
myErr.push_back(*from);
}
++from;
}
ASSERT(std::string::npos != myErr.find(*i));
}
}
};
REGISTER_TEST(TestSamples)