// -*- mode: c++; c-basic-offset:4 -*-

// This file is part of libdap, A C++ implementation of the OPeNDAP Data

// Access Protocol.

// Copyright (c) 2002,2003 OPeNDAP, Inc.

// Author: James Gallagher <jgallagher@opendap.org>

//

// This library is free software; you can redistribute it and/or

// modify it under the terms of the GNU Lesser General Public

// License as published by the Free Software Foundation; either

// version 2.1 of the License, or (at your option) any later version.

// 

// This library 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

// Lesser General Public License for more details.

// 

// You should have received a copy of the GNU Lesser General Public

// License along with this library; if not, write to the Free Software

// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

//

// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.

#include <cppunit/TextTestRunner.h>

#include <cppunit/extensions/TestFactoryRegistry.h>

#include <cppunit/extensions/HelperMacros.h>

#include "parser.h"

#include "GetOpt.h"

using namespace CppUnit;

using namespace libdap;

using namespace std;

static bool debug = false;

class parserUtilTest: public TestFixture {

private:

public:

    parserUtilTest()

    {

    }

    ~parserUtilTest()

    {

    }

    void setUp()

    {

    }

    void tearDown()

    {

    }

    CPPUNIT_TEST_SUITE (parserUtilTest);

    CPPUNIT_TEST (check_byte_test);

    CPPUNIT_TEST (check_float32_test);

    CPPUNIT_TEST (check_float64_test);

    CPPUNIT_TEST_SUITE_END();

    // Tests for methods

    void check_byte_test()

    {

        CPPUNIT_ASSERT(check_byte("255"));

        CPPUNIT_ASSERT(!check_byte("256"));

        CPPUNIT_ASSERT(check_byte("0"));

        CPPUNIT_ASSERT(check_byte("-127"));

        CPPUNIT_ASSERT(check_byte("-128"));

        CPPUNIT_ASSERT(!check_byte("-129"));

        CPPUNIT_ASSERT(!check_byte("-32767"));

        CPPUNIT_ASSERT(!check_byte("32767"));

    }

    void check_float32_test()

    {

        CPPUNIT_ASSERT(check_float32("1.0"));

        CPPUNIT_ASSERT(check_float32("0.0"));

        CPPUNIT_ASSERT(check_float32("-0.0"));

        CPPUNIT_ASSERT(check_float32("+0.0"));

        CPPUNIT_ASSERT(check_float32(".0"));

        CPPUNIT_ASSERT(!check_float64("3.0.0"));

        CPPUNIT_ASSERT(!check_float64("3..0"));

        CPPUNIT_ASSERT(check_float32("3.402823466E+38"));

        CPPUNIT_ASSERT(check_float32("-3.402823466E+38"));

        CPPUNIT_ASSERT(check_float32("1.175494351E-38"));

        CPPUNIT_ASSERT(check_float32("-1.175494351E-38"));

        CPPUNIT_ASSERT(check_float32("NaN"));

        CPPUNIT_ASSERT(check_float32("nan"));

        CPPUNIT_ASSERT(check_float32("Nan"));

        CPPUNIT_ASSERT(!check_float32("3.502823466E+38"));

        CPPUNIT_ASSERT(!check_float32("-3.502823466E+38"));

        CPPUNIT_ASSERT(!check_float32("1.0E-38"));

        CPPUNIT_ASSERT(!check_float32("-1.0E-38"));

        CPPUNIT_ASSERT(!check_float32("1.7976931348623157E+308"));

        CPPUNIT_ASSERT(!check_float32("-1.7976931348623157E+308"));

        CPPUNIT_ASSERT(!check_float32("2.2250738585072014E-308"));

        CPPUNIT_ASSERT(!check_float32("-2.2250738585072014E-308"));

    }

    void check_float64_test()

    {

        CPPUNIT_ASSERT(check_float64("1.0"));

        CPPUNIT_ASSERT(check_float64("0.0"));

        CPPUNIT_ASSERT(check_float64("-0.0"));

        CPPUNIT_ASSERT(check_float64("+0.0"));

        CPPUNIT_ASSERT(check_float64(".0"));

        CPPUNIT_ASSERT(!check_float64("3.0.0"));

        CPPUNIT_ASSERT(!check_float64("3..0"));

        CPPUNIT_ASSERT(check_float64("3.402823466E+38"));

        CPPUNIT_ASSERT(check_float64("-3.402823466E+38"));

        CPPUNIT_ASSERT(check_float64("1.175494351E-38"));

        CPPUNIT_ASSERT(check_float64("-1.175494351E-38"));

        CPPUNIT_ASSERT(check_float64("1.7976931348623157E+308"));

        CPPUNIT_ASSERT(check_float64("-1.7976931348623157E+308"));

        CPPUNIT_ASSERT(check_float64("2.2250738585072014E-308"));

        CPPUNIT_ASSERT(check_float64("-2.2250738585072014E-308"));

        CPPUNIT_ASSERT(check_float64("NaN"));

        CPPUNIT_ASSERT(check_float64("nan"));

        CPPUNIT_ASSERT(check_float64("Nan"));

        CPPUNIT_ASSERT(!check_float64("255E400"));

        CPPUNIT_ASSERT(!check_float64("255E-400"));

        CPPUNIT_ASSERT(!check_float64("1.8E+308"));

        CPPUNIT_ASSERT(!check_float64("-1.8E+308"));

        CPPUNIT_ASSERT(!check_float64("2.0E-308"));

        CPPUNIT_ASSERT(!check_float64("-2.0E-308"));

    }

};

CPPUNIT_TEST_SUITE_REGISTRATION (parserUtilTest);

int main(int argc, char*argv[])

{

    GetOpt getopt(argc, argv, "dh");

    int option_char;

    while ((option_char = getopt()) != -1)

        switch (option_char) {

        case 'd':

            debug = 1;  // debug is a static global

            break;

        case 'h': {     // help - show test names

            cerr << "Usage: parserUtilTest has the following tests:" << endl;

            const std::vector<Test*> &tests = parserUtilTest::suite()->getTests();

            unsigned int prefix_len = parserUtilTest::suite()->getName().append("::").length();

            for (std::vector<Test*>::const_iterator i = tests.begin(), e = tests.end(); i != e; ++i) {

                cerr << (*i)->getName().replace(0, prefix_len, "") << endl;

            }

            break;

        }

        default:

            break;

        }

    CppUnit::TextTestRunner runner;

    runner.addTest(CppUnit::TestFactoryRegistry::getRegistry().makeTest());

    bool wasSuccessful = true;

    string test = "";

    int i = getopt.optind;

    if (i == argc) {

        // run them all

        wasSuccessful = runner.run("");

    }

    else {

        for (; i < argc; ++i) {

            if (debug) cerr << "Running " << argv[i] << std::endl;

            test = parserUtilTest::suite()->getName().append("::").append(argv[i]);

            wasSuccessful = wasSuccessful && runner.run(test);

        }

    }

    return wasSuccessful ? 0 : 1;

}