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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 "filelister.h"

#include "filesettings.h"

#include "fixture.h"

#include "path.h"

#include "pathmatch.h"

#include "standards.h"

#include <algorithm>

#include <list>

#include <stdexcept>

#include <string>

class TestFileLister : public TestFixture {

public:

TestFileLister() : TestFixture("TestFileLister") {}

private:

void run() override {

TEST_CASE(recursiveAddFiles);

TEST_CASE(recursiveAddFilesEmptyPath);

TEST_CASE(recursiveAddFilesNulInPath);

TEST_CASE(excludeFile1);

TEST_CASE(excludeFile2);

TEST_CASE(excludeDir);

TEST_CASE(addFiles);

}

// TODO: generate file list instead

static std::string findBaseDir() {

std::string basedir;

while (!Path::isDirectory(Path::join(basedir, ".github"))) {

const std::string abspath = Path::getAbsoluteFilePath(basedir);

basedir += "../";

// no more going up

if (Path::getAbsoluteFilePath(basedir) == abspath)

throw std::runtime_error("could not find repository root directory");

}

return basedir;

}

void recursiveAddFiles() const {

const std::string adddir = findBaseDir() + ".";

// Recursively add add files..

std::list<FileWithDetails> files;

std::string err = FileLister::recursiveAddFiles(files, adddir, {}, PathMatch());

ASSERT_EQUALS("", err);

ASSERT(!files.empty());

#ifdef _WIN32

std::string dirprefix;

if (adddir != ".")

dirprefix = adddir + "/";

#else

const std::string dirprefix = adddir + "/";

#endif

const auto find_file = [&](const std::string& name) {

return std::find_if(files.cbegin(), files.cend(), [&name](const FileWithDetails& entry) {

return entry.path() == name;

});

};

// Make sure source files are added..

auto it = find_file(dirprefix + "cli/main.cpp");

ASSERT(it != files.end());

ASSERT_EQUALS_ENUM(Standards::Language::CPP, it->lang());

it = find_file(dirprefix + "lib/token.cpp");

ASSERT(it != files.end());

ASSERT_EQUALS_ENUM(Standards::Language::CPP, it->lang());

it = find_file(dirprefix + "lib/tokenize.cpp");

ASSERT(it != files.end());

ASSERT_EQUALS_ENUM(Standards::Language::CPP, it->lang());

it = find_file(dirprefix + "gui/main.cpp");

ASSERT(it != files.end());

ASSERT_EQUALS_ENUM(Standards::Language::CPP, it->lang());

it = find_file(dirprefix + "test/testfilelister.cpp");

ASSERT(it != files.end());

ASSERT_EQUALS_ENUM(Standards::Language::CPP, it->lang());

// Make sure headers are not added..

ASSERT(find_file(dirprefix + "lib/tokenize.h") == files.end());

}

void recursiveAddFilesEmptyPath() const {

std::list<FileWithDetails> files;

const std::string err = FileLister::recursiveAddFiles(files, "", {}, PathMatch());

ASSERT_EQUALS("no path specified", err);

}

void recursiveAddFilesNulInPath() const {

std::list<FileWithDetails> files;

const std::string err = FileLister::recursiveAddFiles(files, std::string("lib\0", 4), {}, PathMatch());

ASSERT_EQUALS("path 'lib' contains a NUL character", err);

ASSERT(files.empty());

}

void excludeFile1() const {

const std::string basedir = findBaseDir();

std::list<FileWithDetails> files;

PathMatch matcher({"lib/token.cpp"});

std::string err = FileLister::recursiveAddFiles(files, basedir + "lib/token.cpp", {}, matcher);

ASSERT_EQUALS("", err);

ASSERT(files.empty());

}

void excludeFile2() const {

const std::string basedir = findBaseDir();

std::list<FileWithDetails> files;

std::string err = FileLister::recursiveAddFiles(files, basedir + "lib/token.cpp", {}, PathMatch());

ASSERT_EQUALS("", err);

ASSERT_EQUALS(1, files.size());

ASSERT_EQUALS(basedir + "lib/token.cpp", files.begin()->path());

}

void excludeDir() const {

const std::string basedir = findBaseDir() + ".";

std::list<FileWithDetails> files;

PathMatch matcher({"lib/"});

std::string err = FileLister::recursiveAddFiles(files, basedir, {}, matcher);

ASSERT_EQUALS("", err);

ASSERT(!files.empty());

const auto it = std::find_if(files.cbegin(), files.cend(), [](const FileWithDetails& f){

return f.spath().find("/lib/") != std::string::npos;

});

ASSERT(it == files.cend());

}

void addFiles() const {

const std::string adddir = findBaseDir() + ".";

// TODO: on Windows the prefix is different from when a recursive a folder (see recursiveAddFiles test)

const std::string dirprefix = adddir + "/";

#ifdef _WIN32

const std::string dirprefix_nat = Path::toNativeSeparators(dirprefix);

#endif

std::list<FileWithDetails> files;

{

const std::string addfile = Path::join(Path::join(adddir, "cli"), "main.cpp");

const std::string err = FileLister::addFiles(files, addfile, {}, true,PathMatch());

ASSERT_EQUALS("", err);

}

{

const std::string addfile = Path::join(Path::join(adddir, "lib"), "token.cpp");

const std::string err = FileLister::addFiles(files, addfile, {}, true,PathMatch());

ASSERT_EQUALS("", err);

}

{

const std::string addfile = Path::join(Path::join(adddir, "cli"), "token.cpp"); // does not exist

const std::string err = FileLister::addFiles(files, addfile, {}, true,PathMatch());

ASSERT_EQUALS("", err);

}

{

const std::string addfile = Path::join(Path::join(adddir, "lib2"), "token.cpp"); // does not exist

const std::string err = FileLister::addFiles(files, addfile, {}, true,PathMatch());

ASSERT_EQUALS("", err);

}

{

const std::string addfile = Path::join(Path::join(adddir, "lib"), "matchcompiler.h");

const std::string err = FileLister::addFiles(files, addfile, {}, true,PathMatch());

ASSERT_EQUALS("", err);

}

ASSERT_EQUALS(3, files.size());

auto it = files.cbegin();

ASSERT_EQUALS(dirprefix + "cli/main.cpp", it->path());

ASSERT_EQUALS(Path::simplifyPath(dirprefix + "cli/main.cpp"), it->spath());

ASSERT_EQUALS_ENUM(Standards::Language::None, it->lang());

it++;

ASSERT_EQUALS(dirprefix + "lib/token.cpp", it->path());

ASSERT_EQUALS(Path::simplifyPath(dirprefix + "lib/token.cpp"), it->spath());

ASSERT_EQUALS_ENUM(Standards::Language::None, it->lang());

it++;

ASSERT_EQUALS(dirprefix + "lib/matchcompiler.h", it->path());

ASSERT_EQUALS(Path::simplifyPath(dirprefix + "lib/matchcompiler.h"), it->spath());

ASSERT_EQUALS_ENUM(Standards::Language::None, it->lang());

}

// TODO: test errors

// TODO: test wildcards

};

REGISTER_TEST(TestFileLister)