cppcheck/test/testsettings.cpp at main · cppcheck-opensource/cppcheck · GitHub

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* Cppcheck - A tool for static C/C++ code analysis

* 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);

}

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());

}

};

REGISTER_TEST(TestSettings)

cppcheck/test/testsettings.cpp at main · cppcheck-opensource/cppcheck · GitHub

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