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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2024 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 "path.h"
#include "fixture.h"
#include "helpers.h"
#include "standards.h"
#include <list>
#include <set>
#include <string>
#include <vector>
class TestPath : public TestFixture {
public:
TestPath() : TestFixture("TestPath") {}
private:
void run() override {
TEST_CASE(removeQuotationMarks);
TEST_CASE(acceptFile);
TEST_CASE(getCurrentPath);
TEST_CASE(getCurrentExecutablePath);
TEST_CASE(isAbsolute);
TEST_CASE(getRelative);
TEST_CASE(get_path_from_filename);
TEST_CASE(join);
TEST_CASE(isDirectory);
TEST_CASE(isFile);
TEST_CASE(sameFileName);
TEST_CASE(getFilenameExtension);
TEST_CASE(identify);
TEST_CASE(identifyWithCppProbe);
TEST_CASE(is_header);
TEST_CASE(simplifyPath);
}
void removeQuotationMarks() const {
// Path::removeQuotationMarks()
ASSERT_EQUALS("index.cpp", Path::removeQuotationMarks("index.cpp"));
ASSERT_EQUALS("index.cpp", Path::removeQuotationMarks("\"index.cpp"));
ASSERT_EQUALS("index.cpp", Path::removeQuotationMarks("index.cpp\""));
ASSERT_EQUALS("index.cpp", Path::removeQuotationMarks("\"index.cpp\""));
ASSERT_EQUALS("path to/index.cpp", Path::removeQuotationMarks("\"path to\"/index.cpp"));
ASSERT_EQUALS("path to/index.cpp", Path::removeQuotationMarks("\"path to/index.cpp\""));
ASSERT_EQUALS("the/path to/index.cpp", Path::removeQuotationMarks("the/\"path to\"/index.cpp"));
ASSERT_EQUALS("the/path to/index.cpp", Path::removeQuotationMarks("\"the/path to/index.cpp\""));
}
void acceptFile() const {
ASSERT(Path::acceptFile("index.c"));
ASSERT(Path::acceptFile("index.cpp"));
ASSERT(Path::acceptFile("index.invalid.cpp"));
ASSERT(Path::acceptFile("index.invalid.Cpp"));
ASSERT(Path::acceptFile("index.invalid.C"));
ASSERT(Path::acceptFile("index.invalid.C++"));
ASSERT(Path::acceptFile("index.")==false);
ASSERT(Path::acceptFile("index")==false);
ASSERT(Path::acceptFile("")==false);
ASSERT(Path::acceptFile("C")==false);
// don't accept any headers
ASSERT_EQUALS(false, Path::acceptFile("index.h"));
ASSERT_EQUALS(false, Path::acceptFile("index.hpp"));
const std::set<std::string> extra = { ".extra", ".header" };
ASSERT(Path::acceptFile("index.c", extra));
ASSERT(Path::acceptFile("index.cpp", extra));
ASSERT(Path::acceptFile("index.extra", extra));
ASSERT(Path::acceptFile("index.header", extra));
ASSERT(Path::acceptFile("index.h", extra)==false);
ASSERT(Path::acceptFile("index.hpp", extra)==false);
}
void getCurrentPath() const {
ASSERT_EQUALS(true, Path::isAbsolute(Path::getCurrentPath()));
}
void getCurrentExecutablePath() const {
ASSERT_EQUALS(false, Path::getCurrentExecutablePath("").empty());
}
void isAbsolute() const {
#ifdef _WIN32
ASSERT_EQUALS(true, Path::isAbsolute("C:\\foo\\bar"));
ASSERT_EQUALS(true, Path::isAbsolute("C:/foo/bar"));
ASSERT_EQUALS(true, Path::isAbsolute("\\\\foo\\bar"));
ASSERT_EQUALS(false, Path::isAbsolute("foo\\bar"));
ASSERT_EQUALS(false, Path::isAbsolute("foo/bar"));
ASSERT_EQUALS(false, Path::isAbsolute("foo.cpp"));
ASSERT_EQUALS(false, Path::isAbsolute("C:foo.cpp"));
ASSERT_EQUALS(false, Path::isAbsolute("C:foo\\bar.cpp"));
ASSERT_EQUALS(false, Path::isAbsolute("bar.cpp"));
TODO_ASSERT_EQUALS(true, false, Path::isAbsolute("\\"));
#else
ASSERT_EQUALS(true, Path::isAbsolute("/foo/bar"));
ASSERT_EQUALS(true, Path::isAbsolute("/"));
ASSERT_EQUALS(false, Path::isAbsolute("foo/bar"));
ASSERT_EQUALS(false, Path::isAbsolute("foo.cpp"));
#endif
}
void getRelative() const {
const std::vector<std::string> basePaths = {
"", // Don't crash with empty paths
"C:/foo",
"C:/bar/",
"C:/test.cpp"
};
ASSERT_EQUALS("x.c", Path::getRelativePath("C:/foo/x.c", basePaths));
ASSERT_EQUALS("y.c", Path::getRelativePath("C:/bar/y.c", basePaths));
ASSERT_EQUALS("foo/y.c", Path::getRelativePath("C:/bar/foo/y.c", basePaths));
ASSERT_EQUALS("C:/test.cpp", Path::getRelativePath("C:/test.cpp", basePaths));
ASSERT_EQUALS("C:/foobar/test.cpp", Path::getRelativePath("C:/foobar/test.cpp", basePaths));
}
void get_path_from_filename() const {
ASSERT_EQUALS("", Path::getPathFromFilename("index.h"));
ASSERT_EQUALS("/tmp/", Path::getPathFromFilename("/tmp/index.h"));
ASSERT_EQUALS("a/b/c/", Path::getPathFromFilename("a/b/c/index.h"));
ASSERT_EQUALS("a/b/c/", Path::getPathFromFilename("a/b/c/"));
}
void join() const {
ASSERT_EQUALS("a", Path::join("a", ""));
ASSERT_EQUALS("a", Path::join("", "a"));
ASSERT_EQUALS("a/b", Path::join("a", "b"));
ASSERT_EQUALS("a/b", Path::join("a/", "b"));
ASSERT_EQUALS("/b", Path::join("a", "/b"));
}
void isDirectory() const {
ScopedFile file("testpath.txt", "", "testpath");
ScopedFile file2("testpath2.txt", "");
ASSERT_EQUALS(false, Path::isDirectory("testpath.txt"));
ASSERT_EQUALS(true, Path::isDirectory("testpath"));
ASSERT_EQUALS(false, Path::isDirectory("testpath/testpath.txt"));
ASSERT_EQUALS(false, Path::isDirectory("testpath2.txt"));
}
void isFile() const {
ScopedFile file("testpath.txt", "", "testpath");
ScopedFile file2("testpath2.txt", "");
ASSERT_EQUALS(false, Path::isFile("testpath"));
ASSERT_EQUALS(false, Path::isFile("testpath.txt"));
ASSERT_EQUALS(true, Path::isFile("testpath/testpath.txt"));
ASSERT_EQUALS(true, Path::isFile("testpath2.txt"));
}
void sameFileName() const {
ASSERT(Path::sameFileName("test", "test"));
// case sensitivity cases
#if defined(_WIN32) || (defined(__APPLE__) && defined(__MACH__))
ASSERT(Path::sameFileName("test", "Test"));
ASSERT(Path::sameFileName("test", "TesT"));
ASSERT(Path::sameFileName("test.h", "test.H"));
ASSERT(Path::sameFileName("test.hh", "test.Hh"));
ASSERT(Path::sameFileName("test.hh", "test.hH"));
#else
ASSERT(!Path::sameFileName("test", "Test"));
ASSERT(!Path::sameFileName("test", "TesT"));
ASSERT(!Path::sameFileName("test.h", "test.H"));
ASSERT(!Path::sameFileName("test.hh", "test.Hh"));
ASSERT(!Path::sameFileName("test.hh", "test.hH"));
#endif
}
void getFilenameExtension() const {
ASSERT_EQUALS("", Path::getFilenameExtension("test"));
ASSERT_EQUALS("", Path::getFilenameExtension("Test"));
ASSERT_EQUALS(".h", Path::getFilenameExtension("test.h"));
ASSERT_EQUALS(".h", Path::getFilenameExtension("Test.h"));
ASSERT_EQUALS("", Path::getFilenameExtension("test", true));
ASSERT_EQUALS("", Path::getFilenameExtension("Test", true));
ASSERT_EQUALS(".h", Path::getFilenameExtension("test.h", true));
ASSERT_EQUALS(".h", Path::getFilenameExtension("Test.h", true));
// case sensitivity cases
#if defined(_WIN32) || (defined(__APPLE__) && defined(__MACH__))
ASSERT_EQUALS(".h", Path::getFilenameExtension("test.H"));
ASSERT_EQUALS(".hh", Path::getFilenameExtension("test.Hh"));
ASSERT_EQUALS(".hh", Path::getFilenameExtension("test.hH"));
ASSERT_EQUALS(".h", Path::getFilenameExtension("test.H", true));
ASSERT_EQUALS(".hh", Path::getFilenameExtension("test.Hh", true));
ASSERT_EQUALS(".hh", Path::getFilenameExtension("test.hH", true));
#else
ASSERT_EQUALS(".H", Path::getFilenameExtension("test.H"));
ASSERT_EQUALS(".Hh", Path::getFilenameExtension("test.Hh"));
ASSERT_EQUALS(".hH", Path::getFilenameExtension("test.hH"));
ASSERT_EQUALS(".h", Path::getFilenameExtension("test.H", true));
ASSERT_EQUALS(".hh", Path::getFilenameExtension("test.Hh", true));
ASSERT_EQUALS(".hh", Path::getFilenameExtension("test.hH", true));
#endif
}
void identify() const {
Standards::Language lang;
bool header;
ASSERT_EQUALS(Standards::Language::None, Path::identify("", false));
ASSERT_EQUALS(Standards::Language::None, Path::identify("c", false));
ASSERT_EQUALS(Standards::Language::None, Path::identify("cpp", false));
ASSERT_EQUALS(Standards::Language::None, Path::identify("h", false));
ASSERT_EQUALS(Standards::Language::None, Path::identify("hpp", false));
// TODO: what about files starting with a "."?
//ASSERT_EQUALS(Standards::Language::None, Path::identify(".c", false));
//ASSERT_EQUALS(Standards::Language::None, Path::identify(".cpp", false));
//ASSERT_EQUALS(Standards::Language::None, Path::identify(".h", false));
//ASSERT_EQUALS(Standards::Language::None, Path::identify(".hpp", false));
// C
ASSERT_EQUALS(Standards::Language::C, Path::identify("index.c", false));
ASSERT_EQUALS(Standards::Language::C, Path::identify("index.cl", false));
ASSERT_EQUALS(Standards::Language::C, Path::identify("C:\\foo\\index.c", false));
ASSERT_EQUALS(Standards::Language::C, Path::identify("/mnt/c/foo/index.c", false));
// In unix .C is considered C++
#ifdef _WIN32
ASSERT_EQUALS(Standards::Language::C, Path::identify("C:\\foo\\index.C", false));
#endif
lang = Path::identify("index.c", false, &header);
ASSERT_EQUALS(Standards::Language::C, lang);
ASSERT_EQUALS(false, header);
// C++
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.cpp", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.cxx", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.cc", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.c++", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.tpp", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.txx", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.ipp", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.ixx", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("C:\\foo\\index.cpp", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("C:\\foo\\index.Cpp", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("/mnt/c/foo/index.cpp", false));
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("/mnt/c/foo/index.Cpp", false));
// TODO: check for case-insenstive filesystem instead
// In unix .C is considered C++
#if !defined(_WIN32) && !(defined(__APPLE__) && defined(__MACH__))
ASSERT_EQUALS(Standards::Language::CPP, Path::identify("index.C", false));
#else
ASSERT_EQUALS(Standards::Language::C, Path::identify("index.C", false));
#endif
lang = Path::identify("index.cpp", false, &header);
ASSERT_EQUALS(Standards::Language::CPP, lang);
ASSERT_EQUALS(false, header);
// headers
lang = Path::identify("index.h", false, &header);
ASSERT_EQUALS(Standards::Language::C, lang);
ASSERT_EQUALS(true, header);
lang = Path::identify("index.hpp", false, &header);
ASSERT_EQUALS(Standards::Language::CPP, lang);
ASSERT_EQUALS(true, header);
lang = Path::identify("index.hxx", false, &header);
ASSERT_EQUALS(Standards::Language::CPP, lang);
ASSERT_EQUALS(true, header);
lang = Path::identify("index.h++", false, &header);
ASSERT_EQUALS(Standards::Language::CPP, lang);
ASSERT_EQUALS(true, header);
lang = Path::identify("index.hh", false, &header);
ASSERT_EQUALS(Standards::Language::CPP, lang);
ASSERT_EQUALS(true, header);
ASSERT_EQUALS(Standards::Language::None, Path::identify("index.header", false));
ASSERT_EQUALS(Standards::Language::None, Path::identify("index.htm", false));
ASSERT_EQUALS(Standards::Language::None, Path::identify("index.html", false));
}
#define identifyWithCppProbeInternal(...) identifyWithCppProbeInternal_(__FILE__, __LINE__, __VA_ARGS__)
void identifyWithCppProbeInternal_(const char* file, int line, const std::string& filename, const std::string& marker, Standards::Language std) const
{
const ScopedFile f(filename, marker);
ASSERT_EQUALS_LOC_MSG(std, Path::identify(f.path(), true), filename + "\n" + marker, file, line);
}
void identifyWithCppProbe() const
{
const std::list<std::string> markers_cpp = {
"// -*- C++ -*-",
"// -*-C++-*-",
"// -*- Mode: C++; -*-",
"// -*-Mode: C++;-*-",
"// -*- Mode:C++; -*-",
"// -*-Mode:C++;-*-",
"// -*- Mode: C++ -*-",
"// -*-Mode: C++-*-",
"// -*- Mode:C++ -*-",
"// -*-Mode:C++-*-",
"// -*- Mode: C++; c-basic-offset: 8 -*-",
"// -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*-",
"// -*- c++ -*-",
"// -*- mode: c++; -*-",
"/* -*- C++ -*- */",
"/* -*- C++ -*-",
"//-*- C++ -*-",
" //-*- C++ -*-",
"\t//-*- C++ -*-",
"\t //-*- C++ -*-",
" \t//-*- C++ -*-",
"//-*- C++ -*- ",
"//-*- C++ -*- \n",
"// -----*- C++ -*-----",
"// comment-*- C++ -*-comment",
"// -*- C++ -*-\n",
"//-*- C++ -*-\r// comment",
"//-*- C++ -*-\n// comment",
"//-*- C++ -*-\r\n// comment",
"/* -*-C++-*- */",
"/*-*-C++-*-*/",
" /*-*-C++-*-*/",
};
for (const auto& f : { "cppprobe.h", "cppprobe" }) {
for (const auto& m : markers_cpp) {
identifyWithCppProbeInternal(f, m, Standards::Language::CPP);
}
}
const std::list<std::string> markers_c = {
"-*- C++ -*-", // needs to be in comment
"// -*- C++", // no end marker
"// -*- C++ --*-", // incorrect end marker
"// -*- C++/-*-", // unexpected character
"// comment\n// -*- C++ -*-", // not on the first line
"// comment\r// -*- C++ -*-", // not on the first line
"// comment\r\n// -*- C++ -*-", // not on the first line
"// -*- C -*-",
"// -*- Mode: C; -*-",
"// -*- f90 -*-",
"// -*- fortran -*-",
"// -*- c-basic-offset: 2 -*-",
"// -*- c-basic-offset:4; indent-tabs-mode:nil -*-",
"// ", // no marker
"// -*-", // incomplete marker
"/*", // no marker
"/**/", // no marker
"/*\n*/", // no marker
"/* */", // no marker
"/* \n*/", // no marker
"/* -*-", // incomplete marker
"/* \n-*-", // incomplete marker
"/* \n-*- C++ -*-", // not on the first line
"/* \n-*- C++ -*- */" // not on the first line
};
for (const auto& m : markers_c) {
identifyWithCppProbeInternal("cppprobe.h", m, Standards::Language::C);
}
for (const auto& m : markers_c) {
identifyWithCppProbeInternal("cppprobe", m, Standards::Language::None);
}
}
void is_header() const {
ASSERT(Path::isHeader("index.h"));
ASSERT(Path::isHeader("index.hpp"));
ASSERT(Path::isHeader("index.hxx"));
ASSERT(Path::isHeader("index.h++"));
ASSERT(Path::isHeader("index.hh"));
ASSERT(Path::isHeader("index.c")==false);
ASSERT(Path::isHeader("index.cpp")==false);
ASSERT(Path::isHeader("index.header")==false);
ASSERT(Path::isHeader("index.htm")==false);
ASSERT(Path::isHeader("index.html")==false);
}
void simplifyPath() const {
ASSERT_EQUALS("file.cpp", Path::simplifyPath("file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath("../file.cpp"));
ASSERT_EQUALS("file.cpp", Path::simplifyPath("test/../file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath("../test/../file.cpp"));
ASSERT_EQUALS("file.cpp", Path::simplifyPath("./file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath("./../file.cpp"));
ASSERT_EQUALS("file.cpp", Path::simplifyPath("./test/../file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath("./../test/../file.cpp"));
ASSERT_EQUALS("test/", Path::simplifyPath("test/"));
ASSERT_EQUALS("../test/", Path::simplifyPath("../test/"));
ASSERT_EQUALS("../", Path::simplifyPath("../test/.."));
ASSERT_EQUALS("../", Path::simplifyPath("../test/../"));
ASSERT_EQUALS("/home/file.cpp", Path::simplifyPath("/home/test/../file.cpp"));
ASSERT_EQUALS("/file.cpp", Path::simplifyPath("/home/../test/../file.cpp"));
ASSERT_EQUALS("C:/home/file.cpp", Path::simplifyPath("C:/home/test/../file.cpp"));
ASSERT_EQUALS("C:/file.cpp", Path::simplifyPath("C:/home/../test/../file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath("..\\file.cpp"));
ASSERT_EQUALS("file.cpp", Path::simplifyPath("test\\..\\file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath("..\\test\\..\\file.cpp"));
ASSERT_EQUALS("file.cpp", Path::simplifyPath(".\\file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath(".\\..\\file.cpp"));
ASSERT_EQUALS("file.cpp", Path::simplifyPath(".\\test\\..\\file.cpp"));
ASSERT_EQUALS("../file.cpp", Path::simplifyPath(".\\..\\test\\..\\file.cpp"));
ASSERT_EQUALS("test/", Path::simplifyPath("test\\"));
ASSERT_EQUALS("../test/", Path::simplifyPath("..\\test\\"));
ASSERT_EQUALS("../", Path::simplifyPath("..\\test\\.."));
ASSERT_EQUALS("../", Path::simplifyPath("..\\test\\..\\"));
ASSERT_EQUALS("C:/home/file.cpp", Path::simplifyPath("C:\\home\\test\\..\\file.cpp"));
ASSERT_EQUALS("C:/file.cpp", Path::simplifyPath("C:\\home\\..\\test\\..\\file.cpp"));
ASSERT_EQUALS("//home/file.cpp", Path::simplifyPath("\\\\home\\test\\..\\file.cpp"));
ASSERT_EQUALS("//file.cpp", Path::simplifyPath("\\\\home\\..\\test\\..\\file.cpp"));
}
};
REGISTER_TEST(TestPath)
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