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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2013 Daniel Marjamäki and 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 <string>
#include "testsuite.h"
#include "path.h"

class TestPath : public TestFixture {
public:
    TestPath() : TestFixture("TestPath")
    { }

private:

    void run() {
        TEST_CASE(simplify_path);
        TEST_CASE(accept_file);
        TEST_CASE(getRelative);
        TEST_CASE(is_c);
        TEST_CASE(is_cpp);
        TEST_CASE(get_path_from_filename);
    }

    void simplify_path() const {
        // Path::simplifyPath()
        ASSERT_EQUALS("index.h", Path::simplifyPath("index.h"));
        ASSERT_EQUALS("index.h", Path::simplifyPath("./index.h"));
        ASSERT_EQUALS("/index.h", Path::simplifyPath("/index.h"));
        ASSERT_EQUALS("/path/", Path::simplifyPath("/path/"));
        ASSERT_EQUALS("/", Path::simplifyPath("/"));
        ASSERT_EQUALS("../index.h", Path::simplifyPath("../index.h"));
        ASSERT_EQUALS("/index.h", Path::simplifyPath("/path/../index.h"));
        ASSERT_EQUALS("/index.h", Path::simplifyPath("/path/../other/../index.h"));
        ASSERT_EQUALS("/index.h", Path::simplifyPath("/path/../other///././../index.h"));
        ASSERT_EQUALS("../path/index.h", Path::simplifyPath("../path/other/../index.h"));
        ASSERT_EQUALS("a/index.h", Path::simplifyPath("a/../a/index.h"));
        ASSERT_EQUALS("a/..", Path::simplifyPath("a/.."));
        ASSERT_EQUALS("../../src/test.cpp", Path::simplifyPath("../../src/test.cpp"));
        ASSERT_EQUALS("../../../src/test.cpp", Path::simplifyPath("../../../src/test.cpp"));

        // 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 accept_file() const {
        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);
    }

    void getRelative() const {
        std::vector<std::string> basePaths;
        basePaths.push_back(""); // Don't crash with empty paths
        basePaths.push_back("C:/foo");
        basePaths.push_back("C:/bar/");
        basePaths.push_back("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 is_c() const {
        ASSERT(Path::isC("index.cpp")==false);
        ASSERT(Path::isC("")==false);
        ASSERT(Path::isC("c")==false);
        ASSERT(Path::isC("index.c"));
        ASSERT(Path::isC("C:\\foo\\index.c"));

        // In unix .C is considered C++
#ifdef _WIN32
        ASSERT_EQUALS(true, Path::isC("C:\\foo\\index.C"));
#else
        ASSERT_EQUALS(false, Path::isC("C:\\foo\\index.C"));
#endif
    }

    void is_cpp() const {
        ASSERT(Path::isCPP("index.c")==false);

        // In unix .C is considered C++
#ifdef _WIN32
        ASSERT_EQUALS(false, Path::isCPP("index.C"));
#else
        ASSERT_EQUALS(true, Path::isCPP("index.C"));
#endif
        ASSERT(Path::isCPP("index.cpp"));
        ASSERT(Path::isCPP("C:\\foo\\index.cpp"));
        ASSERT(Path::isCPP("C:\\foo\\index.Cpp"));
    }

    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/"));
    }
};

REGISTER_TEST(TestPath)
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