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396 lines (357 loc) · 13.7 KB
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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2026 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 "errortypes.h"
#include "settings.h"
#include "fixture.h"
#include "helpers.h"
#include "suppressions.h"
class TestSettings : public TestFixture {
public:
TestSettings() : TestFixture("TestSettings") {}
private:
void run() override {
TEST_CASE(simpleEnableGroup);
TEST_CASE(loadCppcheckCfg);
TEST_CASE(loadCppcheckCfgSafety);
TEST_CASE(getNameAndVersion);
TEST_CASE(checkLevelDefault);
TEST_CASE(getMaxConfigsDefault);
TEST_CASE(getMaxConfigsOpt);
TEST_CASE(getMaxConfigsForce);
TEST_CASE(getMaxConfigsOptAndForce);
TEST_CASE(getMaxConfigsDefines);
TEST_CASE(getMaxConfigsDefinesAndOpt);
TEST_CASE(getMaxConfigsOptAndProject);
TEST_CASE(isPremiumEnabledCert);
TEST_CASE(isPremiumEnabledMisra);
}
void simpleEnableGroup() const {
SimpleEnableGroup<Checks> group;
ASSERT_EQUALS(0, group.intValue());
ASSERT_EQUALS(false, group.isEnabled(Checks::unusedFunction));
ASSERT_EQUALS(false, group.isEnabled(Checks::missingInclude));
ASSERT_EQUALS(false, group.isEnabled(Checks::internalCheck));
group.fill();
ASSERT_EQUALS(4294967295, group.intValue());
ASSERT_EQUALS(true, group.isEnabled(Checks::unusedFunction));
ASSERT_EQUALS(true, group.isEnabled(Checks::missingInclude));
ASSERT_EQUALS(true, group.isEnabled(Checks::internalCheck));
group.clear();
ASSERT_EQUALS(0, group.intValue());
ASSERT_EQUALS(false, group.isEnabled(Checks::unusedFunction));
ASSERT_EQUALS(false, group.isEnabled(Checks::missingInclude));
ASSERT_EQUALS(false, group.isEnabled(Checks::internalCheck));
group.enable(Checks::unusedFunction);
group.setEnabled(Checks::missingInclude, true);
ASSERT_EQUALS(3, group.intValue());
ASSERT_EQUALS(true, group.isEnabled(Checks::unusedFunction));
ASSERT_EQUALS(true, group.isEnabled(Checks::missingInclude));
ASSERT_EQUALS(false, group.isEnabled(Checks::internalCheck));
group.disable(Checks::unusedFunction);
group.setEnabled(Checks::missingInclude, false);
ASSERT_EQUALS(0, group.intValue());
ASSERT_EQUALS(false, group.isEnabled(Checks::unusedFunction));
ASSERT_EQUALS(false, group.isEnabled(Checks::missingInclude));
ASSERT_EQUALS(false, group.isEnabled(Checks::internalCheck));
SimpleEnableGroup<Checks> newGroup;
newGroup.enable(Checks::missingInclude);
group.enable(newGroup);
ASSERT_EQUALS(2, group.intValue());
ASSERT_EQUALS(false, group.isEnabled(Checks::unusedFunction));
ASSERT_EQUALS(true, group.isEnabled(Checks::missingInclude));
ASSERT_EQUALS(false, group.isEnabled(Checks::internalCheck));
group.disable(newGroup);
ASSERT_EQUALS(0, group.intValue());
ASSERT_EQUALS(false, group.isEnabled(Checks::unusedFunction));
ASSERT_EQUALS(false, group.isEnabled(Checks::missingInclude));
ASSERT_EQUALS(false, group.isEnabled(Checks::internalCheck));
}
void loadCppcheckCfg()
{
{
Settings s;
Suppressions supprs;
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
"{}\n");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
"{\n");
ASSERT_EQUALS("not a valid JSON - syntax error at line 2 near: ", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"productName": ""}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS("", s.cppcheckCfgProductName);
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"productName": "product"}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS("product", s.cppcheckCfgProductName);
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"productName": 1}\n)");
ASSERT_EQUALS("'productName' is not a string", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"about": ""}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS("", s.cppcheckCfgAbout);
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"about": "about"}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS("about", s.cppcheckCfgAbout);
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"about": 1}\n)");
ASSERT_EQUALS("'about' is not a string", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"addons": []}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS(0, s.addons.size());
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"addons": 1}\n)");
ASSERT_EQUALS("'addons' is not an array", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"addons": ["addon"]}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS(1, s.addons.size());
ASSERT_EQUALS("addon", *s.addons.cbegin());
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"addons": [1]}\n)");
ASSERT_EQUALS("'addons' array entry is not a string", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"addons": []}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS(0, s.addons.size());
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"suppressions": 1}\n)");
ASSERT_EQUALS("'suppressions' is not an array", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"suppressions": ["id"]}\n)");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS(1, supprs.nomsg.getSuppressions().size());
ASSERT_EQUALS("id", supprs.nomsg.getSuppressions().cbegin()->errorId);
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"suppressions": [""]}\n)");
ASSERT_EQUALS("could not parse suppression '' - Failed to add suppression. No id.", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"suppressions": [1]}\n)");
ASSERT_EQUALS("'suppressions' array entry is not a string", Settings::loadCppcheckCfg(s, supprs));
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"manualUrl": "https://docs.notcppcheck.com/manual.pdf"})");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS("https://docs.notcppcheck.com/manual.pdf", s.manualUrl);
}
{
Settings s;
Suppressions supprs;
ScopedFile file("cppcheck.cfg",
R"({"manualUrl": 0}\n)");
ASSERT_EQUALS("'manualUrl' is not a string", Settings::loadCppcheckCfg(s, supprs));
}
// TODO: test with FILESDIR
}
void loadCppcheckCfgSafety() const
{
// Test the "safety" flag
{
Settings s;
s.safety = false;
Suppressions supprs;
ScopedFile file("cppcheck.cfg", "{}");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS(false, s.safety);
}
{
Settings s;
s.safety = true;
Suppressions supprs;
ScopedFile file("cppcheck.cfg", "{\"safety\": false}");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS(false, s.safety);
}
{
Settings s;
s.safety = false;
Suppressions supprs;
ScopedFile file("cppcheck.cfg", "{\"safety\": true}");
ASSERT_EQUALS("", Settings::loadCppcheckCfg(s, supprs));
ASSERT_EQUALS(true, s.safety);
}
}
void getNameAndVersion() const
{
{
const auto nameVersion = Settings::getNameAndVersion("Cppcheck Premium 12.3.4");
ASSERT_EQUALS("Cppcheck Premium", nameVersion.first);
ASSERT_EQUALS("12.3.4", nameVersion.second);
}
{
const auto nameVersion = Settings::getNameAndVersion("Cppcheck Premium 12.3.4s");
ASSERT_EQUALS("Cppcheck Premium", nameVersion.first);
ASSERT_EQUALS("12.3.4s", nameVersion.second);
}
}
void checkLevelDefault() const
{
Settings s;
ASSERT_EQUALS_ENUM(s.checkLevel, Settings::CheckLevel::exhaustive);
ASSERT_EQUALS(s.vfOptions.maxIfCount, -1);
ASSERT_EQUALS(s.vfOptions.maxSubFunctionArgs, 256);
ASSERT_EQUALS(true, s.vfOptions.doConditionExpressionAnalysis);
ASSERT_EQUALS(-1, s.vfOptions.maxForwardBranches);
}
void getMaxConfigsDefault() const {
Settings s;
ASSERT_EQUALS(12, s.getMaxConfigs());
}
void getMaxConfigsOpt() const {
Settings s;
s.maxConfigsOption = 1;
ASSERT_EQUALS(1, s.getMaxConfigs());
}
void getMaxConfigsForce() const {
Settings s;
s.force = true;
ASSERT(s.getMaxConfigs() > 1000);
}
void getMaxConfigsOptAndForce() const {
Settings s;
s.maxConfigsOption = 1;
s.force = true;
ASSERT(s.getMaxConfigs() > 1000);
}
void getMaxConfigsDefines() const {
Settings s;
s.userDefines = "X=1";
ASSERT_EQUALS(1, s.getMaxConfigs());
}
void getMaxConfigsDefinesAndOpt() const {
Settings s;
s.userDefines = "X=1";
s.maxConfigsOption = 3;
ASSERT_EQUALS(3, s.getMaxConfigs());
}
void getMaxConfigsOptAndProject() const {
Settings s;
s.maxConfigsOption = 3;
s.maxConfigsProject = 1;
ASSERT_EQUALS(3, s.getMaxConfigs());
s.maxConfigsProject = 10;
ASSERT_EQUALS(3, s.getMaxConfigs());
}
void isPremiumEnabledCert() const {
Settings s;
s.premiumArgs = "--cert-c-2016";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--cert-c";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--cert-c:all";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--cert-c++";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--cert-cpp";
ASSERT(s.isPremiumEnabled("uninitvar"));
}
void isPremiumEnabledMisra() const {
Settings s;
s.premiumArgs = "--misra-c-2012";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--misra-c-2023";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--misra-c-2025";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--misra-cpp-2008";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--misra-c++-2008";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--misra-cpp-2023";
ASSERT(s.isPremiumEnabled("uninitvar"));
s.premiumArgs = "--misra-c++-2023";
ASSERT(s.isPremiumEnabled("uninitvar"));
}
};
REGISTER_TEST(TestSettings)