1314 lines
58 KiB
C++
1314 lines
58 KiB
C++
/*
|
|
* Cppcheck - A tool for static C/C++ code analysis
|
|
* Copyright (C) 2007-2023 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 "cppcheck.h"
|
|
#include "cppcheckexecutor.h"
|
|
#include "errortypes.h"
|
|
#include "filesettings.h"
|
|
#include "processexecutor.h"
|
|
#include "settings.h"
|
|
#include "suppressions.h"
|
|
#include "fixture.h"
|
|
#include "helpers.h"
|
|
#include "threadexecutor.h"
|
|
#include "singleexecutor.h"
|
|
|
|
#include <algorithm>
|
|
#include <cstddef>
|
|
#include <cstring>
|
|
#include <list>
|
|
#include <map>
|
|
#include <memory>
|
|
#include <sstream> // IWYU pragma: keep
|
|
#include <string>
|
|
#include <utility>
|
|
#include <vector>
|
|
|
|
class TestSuppressions : public TestFixture {
|
|
public:
|
|
TestSuppressions() : TestFixture("TestSuppressions") {}
|
|
|
|
private:
|
|
|
|
void run() override {
|
|
TEST_CASE(suppressionsBadId1);
|
|
TEST_CASE(suppressionsDosFormat); // Ticket #1836
|
|
TEST_CASE(suppressionsFileNameWithColon); // Ticket #1919 - filename includes colon
|
|
TEST_CASE(suppressionsGlob);
|
|
TEST_CASE(suppressionsGlobId);
|
|
TEST_CASE(suppressionsFileNameWithExtraPath);
|
|
TEST_CASE(suppressionsSettings);
|
|
TEST_CASE(suppressionsSettingsThreads);
|
|
#if !defined(WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__)
|
|
TEST_CASE(suppressionsSettingsProcesses);
|
|
#endif
|
|
TEST_CASE(suppressionsMultiFile);
|
|
TEST_CASE(suppressionsPathSeparator);
|
|
TEST_CASE(suppressionsLine0);
|
|
TEST_CASE(suppressionsFileComment);
|
|
|
|
TEST_CASE(inlinesuppress);
|
|
TEST_CASE(inlinesuppress_symbolname);
|
|
TEST_CASE(inlinesuppress_comment);
|
|
|
|
TEST_CASE(multi_inlinesuppress);
|
|
TEST_CASE(multi_inlinesuppress_comment);
|
|
|
|
TEST_CASE(globalSuppressions); // Testing that global suppressions work (#8515)
|
|
|
|
TEST_CASE(inlinesuppress_unusedFunction); // #4210 - unusedFunction
|
|
TEST_CASE(globalsuppress_unusedFunction); // #4946
|
|
TEST_CASE(suppressionWithRelativePaths); // #4733
|
|
TEST_CASE(suppressingSyntaxErrors); // #7076
|
|
TEST_CASE(suppressingSyntaxErrorsInline); // #5917
|
|
TEST_CASE(suppressingSyntaxErrorsWhileFileRead); // PR #1333
|
|
TEST_CASE(symbol);
|
|
|
|
TEST_CASE(unusedFunction);
|
|
|
|
TEST_CASE(suppressingSyntaxErrorAndExitCode);
|
|
TEST_CASE(suppressLocal);
|
|
|
|
TEST_CASE(suppressUnmatchedSuppressions);
|
|
}
|
|
|
|
void suppressionsBadId1() const {
|
|
Suppressions suppressions;
|
|
std::istringstream s1("123");
|
|
ASSERT_EQUALS("Failed to add suppression. Invalid id \"123\"", suppressions.parseFile(s1));
|
|
|
|
std::istringstream s2("obsoleteFunctionsrand_r");
|
|
ASSERT_EQUALS("", suppressions.parseFile(s2));
|
|
}
|
|
|
|
static Suppressions::ErrorMessage errorMessage(const std::string &errorId) {
|
|
Suppressions::ErrorMessage ret;
|
|
ret.errorId = errorId;
|
|
ret.hash = 0;
|
|
ret.lineNumber = 0;
|
|
ret.certainty = Certainty::normal;
|
|
return ret;
|
|
}
|
|
|
|
static Suppressions::ErrorMessage errorMessage(const std::string &errorId, const std::string &file, int line) {
|
|
Suppressions::ErrorMessage ret;
|
|
ret.errorId = errorId;
|
|
ret.setFileName(file);
|
|
ret.lineNumber = line;
|
|
return ret;
|
|
}
|
|
|
|
void suppressionsDosFormat() const {
|
|
Suppressions suppressions;
|
|
std::istringstream s("abc\r\n"
|
|
"def\r\n");
|
|
ASSERT_EQUALS("", suppressions.parseFile(s));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("abc")));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("def")));
|
|
}
|
|
|
|
void suppressionsFileNameWithColon() const {
|
|
Suppressions suppressions;
|
|
std::istringstream s("errorid:c:\\foo.cpp\n"
|
|
"errorid:c:\\bar.cpp:12");
|
|
ASSERT_EQUALS("", suppressions.parseFile(s));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "c:/foo.cpp", 1111)));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("errorid", "c:/bar.cpp", 10)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "c:/bar.cpp", 12)));
|
|
}
|
|
|
|
void suppressionsGlob() const {
|
|
// Check for syntax errors in glob
|
|
{
|
|
Suppressions suppressions;
|
|
std::istringstream s("errorid:**.cpp\n");
|
|
ASSERT_EQUALS("Failed to add suppression. Invalid glob pattern '**.cpp'.", suppressions.parseFile(s));
|
|
}
|
|
|
|
// Check that globbing works
|
|
{
|
|
Suppressions suppressions;
|
|
std::istringstream s("errorid:x*.cpp\n"
|
|
"errorid:y?.cpp\n"
|
|
"errorid:test.c*");
|
|
ASSERT_EQUALS("", suppressions.parseFile(s));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "xyz.cpp", 1)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "xyz.cpp.cpp", 1)));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("errorid", "abc.cpp", 1)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "ya.cpp", 1)));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("errorid", "y.cpp", 1)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "test.c", 1)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "test.cpp", 1)));
|
|
}
|
|
|
|
// Check that both a filename match and a glob match apply
|
|
{
|
|
Suppressions suppressions;
|
|
std::istringstream s("errorid:x*.cpp\n"
|
|
"errorid:xyz.cpp:1\n"
|
|
"errorid:a*.cpp:1\n"
|
|
"errorid:abc.cpp:2");
|
|
ASSERT_EQUALS("", suppressions.parseFile(s));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "xyz.cpp", 1)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "xyz.cpp", 2)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "abc.cpp", 1)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "abc.cpp", 2)));
|
|
}
|
|
}
|
|
|
|
void suppressionsGlobId() const {
|
|
Suppressions suppressions;
|
|
std::istringstream s("a*\n");
|
|
ASSERT_EQUALS("", suppressions.parseFile(s));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("abc", "xyz.cpp", 1)));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("def", "xyz.cpp", 1)));
|
|
}
|
|
|
|
void suppressionsFileNameWithExtraPath() const {
|
|
// Ticket #2797
|
|
Suppressions suppressions;
|
|
suppressions.addSuppressionLine("errorid:./a.c:123");
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "a.c", 123)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "x/../a.c", 123)));
|
|
}
|
|
|
|
// Check the suppression
|
|
unsigned int checkSuppression(const char code[], const std::string &suppression = emptyString) {
|
|
std::map<std::string, std::string> files;
|
|
files["test.cpp"] = code;
|
|
|
|
return checkSuppression(files, suppression);
|
|
}
|
|
|
|
// Check the suppression for multiple files
|
|
unsigned int checkSuppression(std::map<std::string, std::string> &f, const std::string &suppression = emptyString) {
|
|
// Clear the error log
|
|
errout.str("");
|
|
|
|
std::list<std::pair<std::string, std::size_t>> files;
|
|
for (std::map<std::string, std::string>::const_iterator i = f.cbegin(); i != f.cend(); ++i) {
|
|
files.emplace_back(i->first, i->second.size());
|
|
}
|
|
|
|
CppCheck cppCheck(*this, true, nullptr);
|
|
Settings& settings = cppCheck.settings();
|
|
settings.jobs = 1;
|
|
settings.quiet = true;
|
|
settings.inlineSuppressions = true;
|
|
settings.severity.enable(Severity::information);
|
|
if (suppression == "unusedFunction")
|
|
settings.checks.setEnabled(Checks::unusedFunction, true);
|
|
if (!suppression.empty()) {
|
|
EXPECT_EQ("", settings.nomsg.addSuppressionLine(suppression));
|
|
}
|
|
// TODO: test with FS
|
|
std::list<FileSettings> fileSettings;
|
|
SingleExecutor executor(cppCheck, files, fileSettings, settings, settings.nomsg, *this);
|
|
std::vector<std::unique_ptr<ScopedFile>> scopedfiles;
|
|
scopedfiles.reserve(files.size());
|
|
for (std::map<std::string, std::string>::const_iterator i = f.cbegin(); i != f.cend(); ++i)
|
|
scopedfiles.emplace_back(new ScopedFile(i->first, i->second));
|
|
|
|
const unsigned int exitCode = executor.check();
|
|
|
|
CppCheckExecutor::reportSuppressions(settings, false, files, *this);
|
|
|
|
return exitCode;
|
|
}
|
|
|
|
unsigned int checkSuppressionThreads(const char code[], const std::string &suppression = emptyString) {
|
|
errout.str("");
|
|
|
|
std::list<std::pair<std::string, std::size_t>> files;
|
|
files.emplace_back("test.cpp", strlen(code));
|
|
|
|
Settings settings;
|
|
settings.jobs = 2;
|
|
settings.quiet = true;
|
|
settings.inlineSuppressions = true;
|
|
settings.severity.enable(Severity::information);
|
|
if (!suppression.empty()) {
|
|
EXPECT_EQ("", settings.nomsg.addSuppressionLine(suppression));
|
|
}
|
|
// TODO: test with FS
|
|
std::list<FileSettings> fileSettings;
|
|
ThreadExecutor executor(files, fileSettings, settings, settings.nomsg, *this, CppCheckExecutor::executeCommand);
|
|
std::vector<std::unique_ptr<ScopedFile>> scopedfiles;
|
|
scopedfiles.reserve(files.size());
|
|
for (std::list<std::pair<std::string, std::size_t>>::const_iterator i = files.cbegin(); i != files.cend(); ++i)
|
|
scopedfiles.emplace_back(new ScopedFile(i->first, code));
|
|
|
|
const unsigned int exitCode = executor.check();
|
|
|
|
CppCheckExecutor::reportSuppressions(settings, false, files, *this);
|
|
|
|
return exitCode;
|
|
}
|
|
|
|
#if !defined(WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__)
|
|
unsigned int checkSuppressionProcesses(const char code[], const std::string &suppression = emptyString) {
|
|
errout.str("");
|
|
|
|
std::list<std::pair<std::string, std::size_t>> files;
|
|
files.emplace_back("test.cpp", strlen(code));
|
|
|
|
Settings settings;
|
|
settings.jobs = 2;
|
|
settings.quiet = true;
|
|
settings.inlineSuppressions = true;
|
|
settings.severity.enable(Severity::information);
|
|
if (!suppression.empty()) {
|
|
EXPECT_EQ("", settings.nomsg.addSuppressionLine(suppression));
|
|
}
|
|
// TODO: test with FS
|
|
std::list<FileSettings> fileSettings;
|
|
ProcessExecutor executor(files, fileSettings, settings, settings.nomsg, *this, CppCheckExecutor::executeCommand);
|
|
std::vector<std::unique_ptr<ScopedFile>> scopedfiles;
|
|
scopedfiles.reserve(files.size());
|
|
for (std::list<std::pair<std::string, std::size_t>>::const_iterator i = files.cbegin(); i != files.cend(); ++i)
|
|
scopedfiles.emplace_back(new ScopedFile(i->first, code));
|
|
|
|
const unsigned int exitCode = executor.check();
|
|
|
|
CppCheckExecutor::reportSuppressions(settings, false, files, *this);
|
|
|
|
return exitCode;
|
|
}
|
|
#endif
|
|
|
|
void runChecks(unsigned int (TestSuppressions::*check)(const char[], const std::string &)) {
|
|
// check to make sure the appropriate errors are present
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:3]: (error) Uninitialized variable: a\n", errout.str());
|
|
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:3]: (error) Uninitialized variable: a\n"
|
|
"[test.cpp:5]: (error) Uninitialized variable: b\n", errout.str());
|
|
|
|
// suppress uninitvar globally
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
"uninitvar"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("void f() {\n"
|
|
" // cppcheck-suppress-file uninitvar\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:2]: (error) File suppression should be at the top of the file\n"
|
|
"[test.cpp:4]: (error) Uninitialized variable: a\n", errout.str());
|
|
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n"
|
|
"// cppcheck-suppress-file uninitvar\n",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:5]: (error) File suppression should be at the top of the file\n"
|
|
"[test.cpp:3]: (error) Uninitialized variable: a\n", errout.str());
|
|
|
|
ASSERT_EQUALS(0, (this->*check)("// cppcheck-suppress-file uninitvar\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
ASSERT_EQUALS(0, (this->*check)("/* Fake file description\n"
|
|
" * End\n"
|
|
" */\n"
|
|
"\n"
|
|
"// cppcheck-suppress-file uninitvar\n"
|
|
"\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-file uninitvar\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar globally, without error present
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
"uninitvar"));
|
|
ASSERT_EQUALS("(information) Unmatched suppression: uninitvar\n", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-file uninitvar\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:1]: (information) Unmatched suppression: uninitvar\n", errout.str());
|
|
|
|
// suppress uninitvar for this file only
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
"uninitvar:test.cpp"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar for this file only, without error present
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
"uninitvar:test.cpp");
|
|
ASSERT_EQUALS("[test.cpp]: (information) Unmatched suppression: uninitvar\n", errout.str());
|
|
|
|
// suppress all for this file only
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
"*:test.cpp"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress all for this file only, without error present
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
"*:test.cpp");
|
|
ASSERT_EQUALS("[test.cpp]: (information) Unmatched suppression: *\n", errout.str());
|
|
|
|
// suppress uninitvar for this file and line
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
"uninitvar:test.cpp:3"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar for this file and line, without error present
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
"uninitvar:test.cpp:3");
|
|
ASSERT_EQUALS("[test.cpp:3]: (information) Unmatched suppression: uninitvar\n", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
"\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;// cppcheck-suppress uninitvar\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" /* cppcheck-suppress uninitvar */\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" /* cppcheck-suppress uninitvar */\n"
|
|
"\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;/* cppcheck-suppress uninitvar */\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress[uninitvar]\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress[uninitvar]\n"
|
|
" a++;\n"
|
|
"\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;// cppcheck-suppress[uninitvar]\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" /* cppcheck-suppress[uninitvar]*/\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" /* cppcheck-suppress[uninitvar]*/\n"
|
|
"\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;/* cppcheck-suppress[uninitvar]*/\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline, with asm before (#6813)
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" __asm {\n"
|
|
" foo\n"
|
|
" }"
|
|
" int a;\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
" a++;\n"
|
|
"}",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress uninitvar inline, without error present
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:4]: (information) Unmatched suppression: uninitvar\n", errout.str());
|
|
|
|
// suppress block inline checks
|
|
ASSERT_EQUALS(0, (this->*check)("void f() {\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:2]: (error) Suppress Begin: No matching end\n"
|
|
"[test.cpp:4]: (error) Uninitialized variable: a\n"
|
|
"[test.cpp:6]: (error) Uninitialized variable: b\n", errout.str());
|
|
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:6]: (error) Suppress End: No matching begin\n"
|
|
"[test.cpp:3]: (error) Uninitialized variable: a\n"
|
|
"[test.cpp:5]: (error) Uninitialized variable: b\n", errout.str());
|
|
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Uninitialized variable: b\n", errout.str());
|
|
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Uninitialized variable: b\n", errout.str());
|
|
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin[uninitvar]\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end[uninitvar]\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Uninitialized variable: b\n", errout.str());
|
|
|
|
ASSERT_EQUALS(1, (this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin [uninitvar]\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end [uninitvar]\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:7]: (error) Uninitialized variable: b\n", errout.str());
|
|
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" int b;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" int b;\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("void f() {\n"
|
|
" // cppcheck-suppress-begin [uninitvar]\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" int b;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" // cppcheck-suppress-end [uninitvar]\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("void f() {\n"
|
|
" // cppcheck-suppress-begin [uninitvar, syntaxError]\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" int b;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" // cppcheck-suppress-end [uninitvar, syntaxError]\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:2]: (information) Unmatched suppression: syntaxError\n", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-begin [uninitvar, syntaxError]\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" int b;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n"
|
|
"// cppcheck-suppress-end [uninitvar, syntaxError]\n",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:1]: (information) Unmatched suppression: syntaxError\n", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-begin [uninitvar, syntaxError]\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
" int b;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" b++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n"
|
|
"// cppcheck-suppress-end [uninitvar, syntaxError]",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:1]: (information) Unmatched suppression: syntaxError\n", errout.str());
|
|
|
|
// test of multiple suppression types
|
|
(this->*check)("// cppcheck-suppress-file uninitvar\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-file uninitvar\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-file uninitvar\n"
|
|
"void f() {\n"
|
|
" int a;\n"
|
|
" // cppcheck-suppress-begin uninitvar\n"
|
|
" a++;\n"
|
|
" // cppcheck-suppress-end uninitvar\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-file uninitvar\n"
|
|
"void f() {\n"
|
|
" // cppcheck-suppress uninitvar\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
"");
|
|
ASSERT_EQUALS("[test.cpp:4]: (information) Unmatched suppression: uninitvar\n", errout.str());
|
|
|
|
// #5746 - exitcode
|
|
ASSERT_EQUALS(1U,
|
|
(this->*check)("int f() {\n"
|
|
" int a; return a;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS(0U,
|
|
(this->*check)("int f() {\n"
|
|
" int a; return a;\n"
|
|
"}\n",
|
|
"uninitvar"));
|
|
|
|
// cppcheck-suppress-macro
|
|
(this->*check)("// cppcheck-suppress-macro zerodiv\n"
|
|
"#define DIV(A,B) A/B\n"
|
|
"a = DIV(10,0);\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
(this->*check)("// cppcheck-suppress-macro abc\n"
|
|
"#define DIV(A,B) A/B\n"
|
|
"a = DIV(10,1);\n",
|
|
"");
|
|
ASSERT_EQUALS("", errout.str()); // <- no unmatched suppression reported for macro suppression
|
|
}
|
|
|
|
void suppressionsSettings() {
|
|
runChecks(&TestSuppressions::checkSuppression);
|
|
}
|
|
|
|
void suppressionsSettingsThreads() {
|
|
runChecks(&TestSuppressions::checkSuppressionThreads);
|
|
}
|
|
|
|
#if !defined(WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__)
|
|
void suppressionsSettingsProcesses() {
|
|
runChecks(&TestSuppressions::checkSuppressionProcesses);
|
|
}
|
|
#endif
|
|
|
|
void suppressionsMultiFile() {
|
|
std::map<std::string, std::string> files;
|
|
files["abc.cpp"] = "void f() {\n"
|
|
"}\n";
|
|
files["xyz.cpp"] = "void f() {\n"
|
|
" int a;\n"
|
|
" a++;\n"
|
|
"}\n";
|
|
|
|
// suppress uninitvar for this file and line
|
|
ASSERT_EQUALS(0, checkSuppression(files, "uninitvar:xyz.cpp:3"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void suppressionsPathSeparator() const {
|
|
const Suppressions::Suppression s1("*", "test/foo/*");
|
|
ASSERT_EQUALS(true, s1.isSuppressed(errorMessage("someid", "test/foo/bar.cpp", 142)));
|
|
|
|
const Suppressions::Suppression s2("abc", "include/1.h");
|
|
ASSERT_EQUALS(true, s2.isSuppressed(errorMessage("abc", "include/1.h", 142)));
|
|
}
|
|
|
|
void suppressionsLine0() const {
|
|
Suppressions suppressions;
|
|
suppressions.addSuppressionLine("syntaxError:*:0");
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("syntaxError", "test.cpp", 0)));
|
|
}
|
|
|
|
void suppressionsFileComment() const {
|
|
std::istringstream file1("# comment\n"
|
|
"abc");
|
|
Suppressions suppressions1;
|
|
suppressions1.parseFile(file1);
|
|
ASSERT_EQUALS(true, suppressions1.isSuppressed(errorMessage("abc", "test.cpp", 123)));
|
|
|
|
std::istringstream file2("// comment\n"
|
|
"abc");
|
|
Suppressions suppressions2;
|
|
suppressions2.parseFile(file2);
|
|
ASSERT_EQUALS(true, suppressions2.isSuppressed(errorMessage("abc", "test.cpp", 123)));
|
|
|
|
std::istringstream file3("abc // comment");
|
|
Suppressions suppressions3;
|
|
suppressions3.parseFile(file3);
|
|
ASSERT_EQUALS(true, suppressions3.isSuppressed(errorMessage("abc", "test.cpp", 123)));
|
|
|
|
std::istringstream file4("abc\t\t # comment");
|
|
Suppressions suppressions4;
|
|
suppressions4.parseFile(file4);
|
|
ASSERT_EQUALS(true, suppressions4.isSuppressed(errorMessage("abc", "test.cpp", 123)));
|
|
|
|
std::istringstream file5("abc:test.cpp\t\t # comment");
|
|
Suppressions suppressions5;
|
|
suppressions5.parseFile(file5);
|
|
ASSERT_EQUALS(true, suppressions5.isSuppressed(errorMessage("abc", "test.cpp", 123)));
|
|
|
|
std::istringstream file6("abc:test.cpp:123\t\t # comment with . inside");
|
|
Suppressions suppressions6;
|
|
suppressions6.parseFile(file6);
|
|
ASSERT_EQUALS(true, suppressions6.isSuppressed(errorMessage("abc", "test.cpp", 123)));
|
|
}
|
|
|
|
void inlinesuppress() const {
|
|
Suppressions::Suppression s;
|
|
std::string msg;
|
|
|
|
// Suppress without attribute
|
|
ASSERT_EQUALS(false, s.parseComment("/* some text */", &msg));
|
|
ASSERT_EQUALS(false, s.parseComment("/* cppcheck-suppress */", &msg));
|
|
ASSERT_EQUALS(false, s.parseComment("/* cppcheck-suppress-file */", &msg));
|
|
ASSERT_EQUALS(false, s.parseComment("/* cppcheck-suppress-begin */", &msg));
|
|
ASSERT_EQUALS(false, s.parseComment("/* cppcheck-suppress-end */", &msg));
|
|
|
|
// Correct suppress
|
|
msg.clear();
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress id */", &msg));
|
|
ASSERT_EQUALS("", msg);
|
|
|
|
msg.clear();
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress-file id */", &msg));
|
|
ASSERT_EQUALS("", msg);
|
|
|
|
msg.clear();
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress-begin id */", &msg));
|
|
ASSERT_EQUALS("", msg);
|
|
|
|
msg.clear();
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress-end id */", &msg));
|
|
ASSERT_EQUALS("", msg);
|
|
|
|
// Bad cppcheck-suppress comment
|
|
ASSERT_EQUALS(false, s.parseComment("/* cppcheck-suppress-beggin id */", &msg));
|
|
|
|
// Bad attribute construction
|
|
const std::string badSuppressionAttribute = "Bad suppression attribute 'some'. You can write comments in the comment after a ; or //. Valid suppression attributes; symbolName=sym";
|
|
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress id some text */", &msg));
|
|
ASSERT_EQUALS(badSuppressionAttribute, msg);
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress-file id some text */", &msg));
|
|
ASSERT_EQUALS(badSuppressionAttribute, msg);
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress-begin id some text */", &msg));
|
|
ASSERT_EQUALS(badSuppressionAttribute, msg);
|
|
ASSERT_EQUALS(true, s.parseComment("/* cppcheck-suppress-end id some text */", &msg));
|
|
ASSERT_EQUALS(badSuppressionAttribute, msg);
|
|
}
|
|
|
|
void inlinesuppress_symbolname() {
|
|
ASSERT_EQUALS(0, checkSuppression("void f() {\n"
|
|
" int a;\n"
|
|
" /* cppcheck-suppress uninitvar symbolName=a */\n"
|
|
" a++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
ASSERT_EQUALS(1, checkSuppression("void f() {\n"
|
|
" int a,b;\n"
|
|
" /* cppcheck-suppress uninitvar symbolName=b */\n"
|
|
" a++; b++;\n"
|
|
"}\n",
|
|
""));
|
|
ASSERT_EQUALS("[test.cpp:4]: (error) Uninitialized variable: a\n", errout.str());
|
|
}
|
|
|
|
void inlinesuppress_comment() const {
|
|
Suppressions::Suppression s;
|
|
std::string errMsg;
|
|
ASSERT_EQUALS(true, s.parseComment("// cppcheck-suppress abc ; some comment", &errMsg));
|
|
ASSERT_EQUALS("", errMsg);
|
|
ASSERT_EQUALS(true, s.parseComment("// cppcheck-suppress abc // some comment", &errMsg));
|
|
ASSERT_EQUALS("", errMsg);
|
|
ASSERT_EQUALS(true, s.parseComment("// cppcheck-suppress abc -- some comment", &errMsg));
|
|
ASSERT_EQUALS("", errMsg);
|
|
}
|
|
|
|
void multi_inlinesuppress() const {
|
|
std::vector<Suppressions::Suppression> suppressions;
|
|
std::string errMsg;
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress-begin[errorId]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress-begin [errorId]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress-end[errorId]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress-end [errorId]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress-file[errorId]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress-file [errorId]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId symbolName=arr]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("arr", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId symbolName=]", &errMsg);
|
|
ASSERT_EQUALS(1, suppressions.size());
|
|
ASSERT_EQUALS("errorId", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId1, errorId2 symbolName=arr]", &errMsg);
|
|
ASSERT_EQUALS(2, suppressions.size());
|
|
ASSERT_EQUALS("errorId1", suppressions[0].errorId);
|
|
ASSERT_EQUALS("", suppressions[0].symbolName);
|
|
ASSERT_EQUALS("errorId2", suppressions[1].errorId);
|
|
ASSERT_EQUALS("arr", suppressions[1].symbolName);
|
|
ASSERT_EQUALS("", errMsg);
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[]", &errMsg);
|
|
ASSERT_EQUALS(0, suppressions.size());
|
|
ASSERT_EQUALS(true, errMsg.empty());
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId", &errMsg);
|
|
ASSERT_EQUALS(0, suppressions.size());
|
|
ASSERT_EQUALS(false, errMsg.empty());
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress errorId", &errMsg);
|
|
ASSERT_EQUALS(0, suppressions.size());
|
|
ASSERT_EQUALS(false, errMsg.empty());
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId1 errorId2 symbolName=arr]", &errMsg);
|
|
ASSERT_EQUALS(0, suppressions.size());
|
|
ASSERT_EQUALS(false, errMsg.empty());
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId1, errorId2 symbol=arr]", &errMsg);
|
|
ASSERT_EQUALS(0, suppressions.size());
|
|
ASSERT_EQUALS(false, errMsg.empty());
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("// cppcheck-suppress[errorId1, errorId2 symbolName]", &errMsg);
|
|
ASSERT_EQUALS(0, suppressions.size());
|
|
ASSERT_EQUALS(false, errMsg.empty());
|
|
}
|
|
|
|
void multi_inlinesuppress_comment() const {
|
|
std::vector<Suppressions::Suppression> suppressions;
|
|
std::string errMsg;
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("//cppcheck-suppress[errorId1, errorId2 symbolName=arr]", &errMsg);
|
|
ASSERT_EQUALS(2, suppressions.size());
|
|
ASSERT_EQUALS(true, errMsg.empty());
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("//cppcheck-suppress[errorId1, errorId2 symbolName=arr] some text", &errMsg);
|
|
ASSERT_EQUALS(2, suppressions.size());
|
|
ASSERT_EQUALS(true, errMsg.empty());
|
|
|
|
errMsg = "";
|
|
suppressions=Suppressions::parseMultiSuppressComment("/*cppcheck-suppress[errorId1, errorId2 symbolName=arr]*/", &errMsg);
|
|
ASSERT_EQUALS(2, suppressions.size());
|
|
ASSERT_EQUALS(true, errMsg.empty());
|
|
}
|
|
|
|
void globalSuppressions() { // Testing that Cppcheck::useGlobalSuppressions works (#8515)
|
|
errout.str("");
|
|
|
|
CppCheck cppCheck(*this, false, nullptr); // <- do not "use global suppressions". pretend this is a thread that just checks a file.
|
|
Settings& settings = cppCheck.settings();
|
|
settings.quiet = true;
|
|
settings.nomsg.addSuppressionLine("uninitvar");
|
|
settings.exitCode = 1;
|
|
|
|
const char code[] = "int f() { int a; return a; }";
|
|
ASSERT_EQUALS(0, cppCheck.check("test.c", code)); // <- no unsuppressed error is seen
|
|
ASSERT_EQUALS("[test.c:1]: (error) Uninitialized variable: a\n", errout.str()); // <- report error so ThreadExecutor can suppress it and make sure the global suppression is matched.
|
|
}
|
|
|
|
void inlinesuppress_unusedFunction() const { // #4210, #4946 - wrong report of "unmatchedSuppression" for "unusedFunction"
|
|
Suppressions suppressions;
|
|
Suppressions::Suppression suppression("unusedFunction", "test.c", 3);
|
|
suppression.checked = true; // have to do this because fixes for #5704
|
|
suppressions.addSuppression(std::move(suppression));
|
|
ASSERT_EQUALS(true, !suppressions.getUnmatchedLocalSuppressions("test.c", true).empty());
|
|
ASSERT_EQUALS(false, !suppressions.getUnmatchedGlobalSuppressions(true).empty());
|
|
ASSERT_EQUALS(false, !suppressions.getUnmatchedLocalSuppressions("test.c", false).empty());
|
|
ASSERT_EQUALS(false, !suppressions.getUnmatchedGlobalSuppressions(false).empty());
|
|
}
|
|
|
|
void globalsuppress_unusedFunction() const { // #4946 - wrong report of "unmatchedSuppression" for "unusedFunction"
|
|
Suppressions suppressions;
|
|
suppressions.addSuppressionLine("unusedFunction:*");
|
|
ASSERT_EQUALS(false, !suppressions.getUnmatchedLocalSuppressions("test.c", true).empty());
|
|
ASSERT_EQUALS(true, !suppressions.getUnmatchedGlobalSuppressions(true).empty());
|
|
ASSERT_EQUALS(false, !suppressions.getUnmatchedLocalSuppressions("test.c", false).empty());
|
|
ASSERT_EQUALS(false, !suppressions.getUnmatchedGlobalSuppressions(false).empty());
|
|
}
|
|
|
|
void suppressionWithRelativePaths() {
|
|
// Clear the error log
|
|
errout.str("");
|
|
|
|
CppCheck cppCheck(*this, true, nullptr);
|
|
Settings& settings = cppCheck.settings();
|
|
settings.quiet = true;
|
|
settings.severity.enable(Severity::style);
|
|
settings.inlineSuppressions = true;
|
|
settings.relativePaths = true;
|
|
settings.basePaths.emplace_back("/somewhere");
|
|
const char code[] =
|
|
"struct Point\n"
|
|
"{\n"
|
|
" // cppcheck-suppress unusedStructMember\n"
|
|
" int x;\n"
|
|
" // cppcheck-suppress unusedStructMember\n"
|
|
" int y;\n"
|
|
"};";
|
|
cppCheck.check("/somewhere/test.cpp", code);
|
|
ASSERT_EQUALS("",errout.str());
|
|
}
|
|
|
|
void suppressingSyntaxErrors() { // syntaxErrors should be suppressible (#7076)
|
|
const char code[] = "if if\n";
|
|
|
|
ASSERT_EQUALS(0, checkSuppression(code, "syntaxError:test.cpp:1"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void suppressingSyntaxErrorsInline() { // syntaxErrors should be suppressible (#5917)
|
|
const char code[] = "double result(0.0);\n"
|
|
"_asm\n"
|
|
"{\n"
|
|
" // cppcheck-suppress syntaxError\n"
|
|
" push EAX ; save EAX for callers\n"
|
|
" mov EAX,Real10 ; get the address pointed to by Real10\n"
|
|
" fld TBYTE PTR [EAX] ; load an extended real (10 bytes)\n"
|
|
" fstp QWORD PTR result ; store a double (8 bytes)\n"
|
|
" pop EAX ; restore EAX\n"
|
|
"}";
|
|
ASSERT_EQUALS(0, checkSuppression(code, ""));
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void suppressingSyntaxErrorsWhileFileRead() { // syntaxError while file read should be suppressible (PR #1333)
|
|
const char code[] = "CONST (genType, KS_CONST) genService[KS_CFG_NR_OF_NVM_BLOCKS] =\n"
|
|
"{\n"
|
|
"[!VAR \"BC\" = \"$BC + 1\"!][!//\n"
|
|
"[!IF \"(as:modconf('Ks')[1]/KsGeneral/KsType = 'KS_CFG_TYPE_KS_MASTER') and\n"
|
|
" (as:modconf('Ks')[1]/KsGeneral/KsUseShe = 'true')\"!][!//\n"
|
|
" {\n"
|
|
" &varNB_GetErrorStatus,\n"
|
|
" &varNB_WriteBlock,\n"
|
|
" &varNB_ReadBlock\n"
|
|
" },\n"
|
|
"[!VAR \"BC\" = \"$BC + 1\"!][!//\n"
|
|
"[!ENDIF!][!//\n"
|
|
"};";
|
|
ASSERT_EQUALS(0, checkSuppression(code, "syntaxError:test.cpp:4"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
}
|
|
|
|
void symbol() const {
|
|
Suppressions::Suppression s;
|
|
s.errorId = "foo";
|
|
s.symbolName = "array*";
|
|
|
|
Suppressions::ErrorMessage errorMsg;
|
|
errorMsg.errorId = "foo";
|
|
errorMsg.setFileName("test.cpp");
|
|
errorMsg.lineNumber = 123;
|
|
errorMsg.symbolNames = "";
|
|
ASSERT_EQUALS(false, s.isSuppressed(errorMsg));
|
|
errorMsg.symbolNames = "x\n";
|
|
ASSERT_EQUALS(false, s.isSuppressed(errorMsg));
|
|
errorMsg.symbolNames = "array1\n";
|
|
ASSERT_EQUALS(true, s.isSuppressed(errorMsg));
|
|
errorMsg.symbolNames = "x\n"
|
|
"array2\n";
|
|
ASSERT_EQUALS(true, s.isSuppressed(errorMsg));
|
|
errorMsg.symbolNames = "array3\n"
|
|
"x\n";
|
|
ASSERT_EQUALS(true, s.isSuppressed(errorMsg));
|
|
}
|
|
|
|
void unusedFunction() {
|
|
ASSERT_EQUALS(0, checkSuppression("void f() {}", "unusedFunction"));
|
|
}
|
|
|
|
void suppressingSyntaxErrorAndExitCode() {
|
|
const char code[] = "fi if;";
|
|
|
|
ASSERT_EQUALS(0, checkSuppression(code, "*:test.cpp"));
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// multi files, but only suppression one
|
|
std::map<std::string, std::string> mfiles;
|
|
mfiles["test.cpp"] = "fi if;";
|
|
mfiles["test2.cpp"] = "fi if";
|
|
ASSERT_EQUALS(2, checkSuppression(mfiles, "*:test.cpp"));
|
|
ASSERT_EQUALS("[test2.cpp:1]: (error) syntax error\n", errout.str());
|
|
|
|
// multi error in file, but only suppression one error
|
|
const char code2[] = "fi fi\n"
|
|
"if if;";
|
|
ASSERT_EQUALS(2, checkSuppression(code2, "*:test.cpp:1")); // suppress all error at line 1 of test.cpp
|
|
ASSERT_EQUALS("[test.cpp:2]: (error) syntax error\n", errout.str());
|
|
|
|
// multi error in file, but only suppression one error (2)
|
|
const char code3[] = "void f(int x, int y){\n"
|
|
" int a = x/0;\n"
|
|
" int b = y/0;\n"
|
|
"}\n"
|
|
"f(0, 1);\n";
|
|
ASSERT_EQUALS(2, checkSuppression(code3, "zerodiv:test.cpp:3")); // suppress 'errordiv' at line 3 of test.cpp
|
|
}
|
|
|
|
void suppressLocal() const {
|
|
Suppressions suppressions;
|
|
std::istringstream s("errorid:test.cpp\n"
|
|
"errorid2");
|
|
ASSERT_EQUALS("", suppressions.parseFile(s));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "test.cpp", 1)));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid", "test.cpp", 1), false));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("errorid", "test2.cpp", 1)));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("errorid", "test2.cpp", 1), false));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid2", "test.cpp", 1)));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("errorid2", "test.cpp", 1), false));
|
|
ASSERT_EQUALS(true, suppressions.isSuppressed(errorMessage("errorid2", "test2.cpp", 1)));
|
|
ASSERT_EQUALS(false, suppressions.isSuppressed(errorMessage("errorid2", "test2.cpp", 1), false));
|
|
}
|
|
|
|
void suppressUnmatchedSuppressions() {
|
|
std::list<Suppressions::Suppression> suppressions;
|
|
|
|
// No unmatched suppression
|
|
errout.str("");
|
|
suppressions.clear();
|
|
Suppressions::reportUnmatchedSuppressions(suppressions, *this);
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress all unmatchedSuppression
|
|
errout.str("");
|
|
suppressions.clear();
|
|
suppressions.emplace_back("abc", "a.c", 10U);
|
|
suppressions.emplace_back("unmatchedSuppression", "*", Suppressions::Suppression::NO_LINE);
|
|
Suppressions::reportUnmatchedSuppressions(suppressions, *this);
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress all unmatchedSuppression (corresponds to "--suppress=unmatchedSuppression")
|
|
errout.str("");
|
|
suppressions.clear();
|
|
suppressions.emplace_back("abc", "a.c", 10U);
|
|
suppressions.emplace_back("unmatchedSuppression", "", Suppressions::Suppression::NO_LINE);
|
|
Suppressions::reportUnmatchedSuppressions(suppressions, *this);
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress all unmatchedSuppression in a.c
|
|
errout.str("");
|
|
suppressions.clear();
|
|
suppressions.emplace_back("abc", "a.c", 10U);
|
|
suppressions.emplace_back("unmatchedSuppression", "a.c", Suppressions::Suppression::NO_LINE);
|
|
Suppressions::reportUnmatchedSuppressions(suppressions, *this);
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// suppress unmatchedSuppression in a.c at line 10
|
|
errout.str("");
|
|
suppressions.clear();
|
|
suppressions.emplace_back("abc", "a.c", 10U);
|
|
suppressions.emplace_back("unmatchedSuppression", "a.c", 10U);
|
|
Suppressions::reportUnmatchedSuppressions(suppressions, *this);
|
|
ASSERT_EQUALS("", errout.str());
|
|
|
|
// don't suppress unmatchedSuppression when file is mismatching
|
|
errout.str("");
|
|
suppressions.clear();
|
|
suppressions.emplace_back("abc", "a.c", 10U);
|
|
suppressions.emplace_back("unmatchedSuppression", "b.c", Suppressions::Suppression::NO_LINE);
|
|
Suppressions::reportUnmatchedSuppressions(suppressions, *this);
|
|
ASSERT_EQUALS("[a.c:10]: (information) Unmatched suppression: abc\n", errout.str());
|
|
|
|
// don't suppress unmatchedSuppression when line is mismatching
|
|
errout.str("");
|
|
suppressions.clear();
|
|
suppressions.emplace_back("abc", "a.c", 10U);
|
|
suppressions.emplace_back("unmatchedSuppression", "a.c", 1U);
|
|
Suppressions::reportUnmatchedSuppressions(suppressions, *this);
|
|
ASSERT_EQUALS("[a.c:10]: (information) Unmatched suppression: abc\n", errout.str());
|
|
}
|
|
};
|
|
|
|
REGISTER_TEST(TestSuppressions)
|