cppcheck/test/testsuite.cpp at master · applsdev/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 "testsuite.h"

#include "options.h"

#include <iostream>

#include <list>

std::ostringstream errout;

std::ostringstream output;

/**

* TestRegistry

**/

class TestRegistry

{

private:

std::list<TestFixture *> _tests;

public:

static TestRegistry &theInstance()

{

static TestRegistry testreg;

return testreg;

}

void addTest(TestFixture *t)

{

_tests.push_back(t);

}

const std::list<TestFixture *> &tests() const

{

return _tests;

}

};

/**

* TestFixture

**/

std::ostringstream TestFixture::errmsg;

unsigned int TestFixture::countTests;

size_t TestFixture::fails_counter = 0;

size_t TestFixture::todos_counter = 0;

TestFixture::TestFixture(const std::string &_name)

:classname(_name)

,gcc_style_errors(false)

,quiet_tests(false)

{

TestRegistry::theInstance().addTest(this);

}

bool TestFixture::runTest(const char testname[])

{

if (testToRun.empty() || testToRun == testname)

{

++countTests;

if (quiet_tests)

{

std::cout << '.';

}

else

{

std::cout << classname << "::" << testname << "\n";

}

return true;

}

return false;

}

static std::string writestr(const std::string &str)

{

std::ostringstream ostr;

ostr << "\"";

for (unsigned int i = 0; i < str.length(); ++i)

{

char ch = str[i];

if (ch == '\n')

ostr << "\\n";

else if (ch == '\t')

ostr << "\\t";

else if (ch == '\"')

ostr << "\\\"";

else

ostr << std::string(1, ch);

}

ostr << "\"";

return ostr.str();

}

void TestFixture::assert_(const char *filename, int linenr, bool condition)

{

if (!condition)

{

++fails_counter;

if (gcc_style_errors)

{

errmsg << filename << ':' << linenr << ": Assertion failed." << std::endl;

}

else

{

errmsg << "Assertion failed in " << filename << " at line " << linenr << std::endl;

}

void TestFixture::assertEquals(const char *filename, int linenr, const std::string &expected, const std::string &actual, const std::string &msg)

{

if (expected != actual)

{

++fails_counter;

if (gcc_style_errors)

{

errmsg << filename << ':' << linenr << ": Assertion failed. "

<< "Expected: "

<< writestr(expected)

<< ". Actual: "

<< writestr(actual)

<< "."

<< std::endl;

}

else

{

errmsg << "Assertion failed in " << filename << " at line " << linenr << std::endl

<< "Expected:" << std::endl

<< writestr(expected) << std::endl

<< "Actual:" << std::endl

<< writestr(actual) << std::endl;

}

if (!msg.empty())

{

errmsg << msg << std::endl;

}

void TestFixture::assertEquals(const char *filename, int linenr, long long expected, long long actual, const std::string &msg)

{

std::ostringstream ostr1;

ostr1 << expected;

std::ostringstream ostr2;

ostr2 << actual;

assertEquals(filename, linenr, ostr1.str(), ostr2.str(), msg);

}

void TestFixture::assertEqualsDouble(const char *filename, int linenr, double expected, double actual, const std::string &msg)

{

std::ostringstream ostr1;

ostr1 << expected;

std::ostringstream ostr2;

ostr2 << actual;

assertEquals(filename, linenr, ostr1.str(), ostr2.str(), msg);

}

void TestFixture::todoAssertEquals(const char *filename, int linenr,

const std::string &wanted,

const std::string &current,

const std::string &actual)

{

assertEquals(filename, linenr, current, actual);

if (wanted == actual)

{

assertEquals(filename, linenr, "TODO assertion", "The assertion succeeded");

}

else

{

++todos_counter;

}

void TestFixture::todoAssertEquals(const char *filename, int linenr, unsigned int wanted, unsigned int current, unsigned int actual)

{

std::ostringstream wantedStr, currentStr, actualStr;

wantedStr << wanted;

currentStr << current;

actualStr << actual;

todoAssertEquals(filename, linenr, wantedStr.str(), currentStr.str(), actualStr.str());

}

void TestFixture::assertThrowFail(const char *filename, int linenr)

{

++fails_counter;

if (gcc_style_errors)

{

errmsg << filename << ':' << linenr << " Assertion failed. "

<< "The expected exception was not thrown" << std::endl;

}

else

{

errmsg << "Assertion failed in " << filename << " at line " << linenr << std::endl

<< "The expected exception was not thrown" << std::endl;

}

void TestFixture::printTests()

{

const std::list<TestFixture *> &tests = TestRegistry::theInstance().tests();

for (std::list<TestFixture *>::const_iterator it = tests.begin(); it != tests.end(); ++it)

{

std::cout << (*it)->classname << std::endl;

}

void TestFixture::run(const std::string &str)

{

testToRun = str;

if (quiet_tests)

{

std::cout << '\n' << classname << ':';

}

run();

}

void TestFixture::processOptions(const options& args)

{

quiet_tests = args.quiet();

gcc_style_errors = args.gcc_style_errors();

}

size_t TestFixture::runTests(const options& args)

{

std::string classname(args.which_test());

std::string testname("");

if (classname.find("::") != std::string::npos)

{

testname = classname.substr(classname.find("::") + 2);

classname.erase(classname.find("::"));

}

countTests = 0;

errmsg.str("");

const std::list<TestFixture *> &tests = TestRegistry::theInstance().tests();

for (std::list<TestFixture *>::const_iterator it = tests.begin(); it != tests.end(); ++it)

{

if (classname.empty() || (*it)->classname == classname)

{

(*it)->processOptions(args);

(*it)->run(testname);

}

std::cout << "\n\nTesting Complete\nNumber of tests: " << countTests << "\n";

std::cout << "Number of todos: " << todos_counter << "\n";

// calling flush here, to do all output before the error messages (in case the output is buffered)

std::cout.flush();

std::cerr << "Tests failed: " << fails_counter << "\n";

std::cerr << errmsg.str();

std::cerr.flush();

return fails_counter;

}

void TestFixture::reportOut(const std::string & outmsg)

{

output << outmsg << std::endl;

}

void TestFixture::reportErr(const ErrorLogger::ErrorMessage &msg)

{

const std::string errormessage(msg.toString(false));

if (errout.str().find(errormessage) == std::string::npos)

errout << errormessage << std::endl;

}

cppcheck/test/testsuite.cpp at master · applsdev/cppcheck · GitHub

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