// -*- 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 <string>

#include <cstring>

//#define DODS_DEBUG

#include "DDS.h"

#include "ConstraintEvaluator.h"

#include "../tests/TestTypeFactory.h"

#include "../tests/TestSequence.h"

#include "../tests/TestInt32.h"

#include "../tests/TestStr.h"

#include "GNURegex.h"

#include "GetOpt.h"

#include "debug.h"

static bool debug = false;

#undef DBG

#define DBG(x) do { if (debug) (x); } while(false);

using namespace CppUnit;

using namespace std;

int test_variable_sleep_interval;

//  Note: MS VC++ won't tolerate the embedded newlines in strings, hence the \n

//  is explicit.

static const char *s_as_string =

    "BaseType \\(0x.*\\):\n\

          _name: s\n\

          _type: Sequence\n\

          _dataset: \n\

          _read_p: 0\n\

          _send_p: 0\n\

          _synthesized_p: 0\n\

          d_parent: 0.*\n\

          d_attr: 0x.*\n\

BaseType \\(0x.*\\):\n\

          _name: i1\n\

          _type: Int32\n\

          _dataset: \n\

          _read_p: 0\n\

          _send_p: 0\n\

          _synthesized_p: 0\n\

          d_parent: 0x.*\n\

          d_attr: 0x.*\n\

BaseType \\(0x.*\\):\n\

          _name: str1\n\

          _type: String\n\

          _dataset: \n\

          _read_p: 0\n\

          _send_p: 0\n\

          _synthesized_p: 0\n\

          d_parent: 0x.*\n\

          d_attr: 0x.*\n\

BaseType \\(0x.*\\):\n\

          _name: i2\n\

          _type: Int32\n\

          _dataset: \n\

          _read_p: 0\n\

          _send_p: 0\n\

          _synthesized_p: 0\n\

          d_parent: 0x.*\n\

          d_attr: 0x.*\n\

\n";

static Regex s_regex(s_as_string);

namespace libdap {

class SequenceTest: public TestFixture {

private:

    DDS *dds;

    TestSequence *s, *ss, *ps, *sss, *ts, *tts;

public:

    SequenceTest()

    {

    }

    ~SequenceTest()

    {

    }

    void setUp()

    {

        // Set up a simple sequence. Used to test ctor, assigment, et cetera.

        s = new TestSequence("s");

        s->add_var_nocopy(new TestInt32("i1"));

        s->add_var_nocopy(new TestStr("str1"));

        s->add_var_nocopy(new TestInt32("i2"));

        s->set_series_values(true);

        // Set ss, a two level sequence

        ss = new TestSequence("ss");

        ss->add_var_nocopy(new TestInt32("i1"));

        ss->set_series_values(true);

        ps = new TestSequence("child_of_ss");

        ps->add_var_nocopy(new TestInt32("i2"));

        ps->set_series_values(true);

        ss->add_var_nocopy(ps);

        // Set up sss, used to test multi-level sequences

        sss = new TestSequence("sss");

        sss->add_var_nocopy(new TestInt32("i1"));

        ts = new TestSequence("child_of_sss");

        ts->add_var_nocopy(new TestStr("str1"));

        tts = new TestSequence("child_of_child_of_sss");

        tts->add_var_nocopy(new TestInt32("i2"));

        ts->add_var_nocopy(tts);

        sss->add_var_nocopy(ts);	// This has to be here because add_var_nocopy adds

        // copies of its argument.

        sss->set_series_values(true);

        TestTypeFactory ttf;

        dds = new DDS(&ttf);

        dds->add_var_nocopy(s);

        dds->add_var_nocopy(ss);

        dds->add_var_nocopy(sss);

    }

    void tearDown()

    {

        delete dds;

        dds = 0;

    }

    bool re_match(Regex &r, const char *s)

    {

        int match_position = r.match(s, strlen(s));

        DBG(cerr << "match position: " << match_position << " string length: " << (int )strlen(s) << endl);

        return match_position == (int) strlen(s);

    }

    CPPUNIT_TEST_SUITE (SequenceTest);

    CPPUNIT_TEST (ctor_test);

    CPPUNIT_TEST (assignment);

    CPPUNIT_TEST (copy_ctor);

#if 0

    CPPUNIT_TEST(test_set_leaf_sequence);

    CPPUNIT_TEST(test_set_leaf_sequence2);

    CPPUNIT_TEST(test_set_leaf_sequence3);

    CPPUNIT_TEST(intern_data_for_leaf_test);

    CPPUNIT_TEST(intern_data_test1);

    CPPUNIT_TEST(intern_data_test2);

    CPPUNIT_TEST(intern_data_test3);

#endif

    CPPUNIT_TEST_SUITE_END();

#if 0

    // Tests for methods

    void intern_data_test1() {

        ConstraintEvaluator ce;

        s->set_send_p(true);

        s->set_leaf_sequence();

        try {

            s->intern_data(ce, *dds);

            // Test the first value in the first four rows

            BaseType *btp = s->var_value(0, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32);

            btp = s->var_value(1, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = s->var_value(2, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = s->var_value(3, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1048576);

            DBG(s->print_val(stdout));

        }

        catch (Error &e) {

            cerr << e.get_error_message() << endl;

            CPPUNIT_ASSERT(!"Error in transfer_data_for_leaf_test1()");

        }

    }

    void intern_data_test2() {

        ConstraintEvaluator ce;

        ss->set_send_p(true);

        ss->set_leaf_sequence();

        try {

            ss->intern_data(ce, *dds);

            DBG(ss->print_val(stdout));

            // Test the first value in the first four rows

            BaseType *btp = ss->var_value(0, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32);

            btp = ss->var_value(1, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = ss->var_value(2, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = ss->var_value(3, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1048576);

            // Look at some values in the inner sequence

            Sequence *sp = dynamic_cast<Sequence*>(ss->var_value(0, 1));

            CPPUNIT_ASSERT(sp);

            btp = sp->var_value(0, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32);

            btp = sp->var_value(1, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = sp->var_value(2, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = sp->var_value(3, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1048576);

            sp = dynamic_cast<Sequence*>(ss->var_value(3, 1));

            CPPUNIT_ASSERT(sp);

            btp = sp->var_value(0, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32);

            btp = sp->var_value(1, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = sp->var_value(2, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = sp->var_value(3, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1048576);

        }

        catch (Error &e) {

            cerr << e.get_error_message() << endl;

            CPPUNIT_ASSERT(!"Error in transfer_data_test2()");

        }

    }

    void intern_data_test3() {

        ConstraintEvaluator ce;

        sss->set_send_p(true);

        sss->set_leaf_sequence();

        try {

            sss->intern_data(ce, *dds);

            DBG(sss->print_val_by_rows(stdout, "", true, true));

            // Test the first value in the first four rows

            BaseType *btp = sss->var_value(0, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32);

            btp = sss->var_value(1, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = sss->var_value(2, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = sss->var_value(3, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1048576);

            // Look at some values in the inner-most sequence (skip the middle

            // sequence since I don't have a value() accessor for that yet.

            Sequence *sp = dynamic_cast<Sequence*>(sss->var_value(0, 1));

            CPPUNIT_ASSERT(sp);

            Sequence *ssp = dynamic_cast<Sequence*>(sp->var_value(0, 1));

            CPPUNIT_ASSERT(ssp);

            btp = ssp->var_value(0, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32);

            btp = ssp->var_value(1, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = ssp->var_value(2, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = ssp->var_value(3, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1048576);

            sp = dynamic_cast<Sequence*>(sss->var_value(3, 1));

            CPPUNIT_ASSERT(sp);

            ssp = dynamic_cast<Sequence*>(sp->var_value(3, 1));

            CPPUNIT_ASSERT(ssp);

            btp = ssp->var_value(0, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32);

            btp = ssp->var_value(1, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = ssp->var_value(2, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = ssp->var_value(3, 0);

            CPPUNIT_ASSERT(btp && dynamic_cast<Int32&>(*btp).value() == 1048576);

        }

        catch (Error &e) {

            cerr << e.get_error_message() << endl;

            CPPUNIT_ASSERT(!"Error in transfer_data_test3()");

        }

    }

    void intern_data_for_leaf_test() {

        ConstraintEvaluator ce;

        s->set_send_p(true);

        try {

            Sequence::sequence_values_stack_t sequence_values_stack;

            sequence_values_stack.push(&s->d_values);

            s->intern_data_for_leaf(*dds, ce, sequence_values_stack);

            // Test the first value in the first four rows

            BaseType *btp = s->var_value(0, 0);

            CPPUNIT_ASSERT(dynamic_cast<Int32&>(*btp).value() == 32);

            btp = s->var_value(1, 0);

            CPPUNIT_ASSERT(dynamic_cast<Int32&>(*btp).value() == 1024);

            btp = s->var_value(2, 0);

            CPPUNIT_ASSERT(dynamic_cast<Int32&>(*btp).value() == 32768);

            btp = s->var_value(3, 0);

            CPPUNIT_ASSERT(dynamic_cast<Int32&>(*btp).value() == 1048576);

            DBG(s->print_val(stdout));

        }

        catch (Error &e) {

            cerr << e.get_error_message() << endl;

            CPPUNIT_ASSERT(!"Error in transfer_data_for_leaf_test()");

        }

    }

    void test_set_leaf_sequence3() {

        // Test for the rejection of a Sequence with two sequences in it.

        sss->add_var_nocopy(ss);

        sss->set_send_p(true);

        try {

            sss->set_leaf_sequence(1);

            CPPUNIT_ASSERT(!"Should have thrown Error");

        }

        catch (Error &e) {

            cerr << e.get_error_message() << endl;

            CPPUNIT_ASSERT("Caught Error");

        }

    }

    void test_set_leaf_sequence2() {

        // Three level sequence

        sss->set_send_p(true);// set send_p for whole seq

        // Now the lowest sequence is not longer to be sent. The middle sequence

        // is the lowest with fields to be sent and so should be the leaf.

        Sequence::Vars_iter i = sss->var_begin();

        Sequence *inner = dynamic_cast<Sequence*>(*++i);

        i = inner->var_begin();

        inner = dynamic_cast<Sequence*>(*++i);

        inner->set_send_p(false);// now clear send_p for the inner most seq

        sss->set_leaf_sequence(1);

        CPPUNIT_ASSERT(!sss->is_leaf_sequence());

        i = sss->var_begin();

        inner = dynamic_cast<Sequence*>(*++i);

        CPPUNIT_ASSERT(inner && inner->is_leaf_sequence());

        i = inner->var_begin();

        Sequence *inner2 = dynamic_cast<Sequence*>(*++i);

        CPPUNIT_ASSERT(inner2 && !inner2->is_leaf_sequence());

    }

    void test_set_leaf_sequence() {

        // One level sequence

        s->set_send_p(true);

        s->set_leaf_sequence(1);

        CPPUNIT_ASSERT(s->is_leaf_sequence());

        // Two level sequence

        ss->set_send_p(true);

        ss->set_leaf_sequence(1);

        CPPUNIT_ASSERT(!ss->is_leaf_sequence());

        // add_var_nocopy() _copies_ the object, so ps should not be used here.

        Sequence::Vars_iter i = ss->var_begin();

        Sequence *inner = dynamic_cast<Sequence*>(*++i);

        CPPUNIT_ASSERT(inner->type() == dods_sequence_c && inner->is_leaf_sequence());

        // Three level sequence

        sss->set_send_p(true);

        sss->set_leaf_sequence(1);

        CPPUNIT_ASSERT(!sss->is_leaf_sequence());

        i = sss->var_begin();

        inner = dynamic_cast<Sequence*>(*++i);

        CPPUNIT_ASSERT(inner && !inner->is_leaf_sequence());

        i = inner->var_begin();

        Sequence *inner2 = dynamic_cast<Sequence*>(*++i);

        CPPUNIT_ASSERT(inner2 && inner2->is_leaf_sequence());

    }

#endif

    void assignment()

    {

        Sequence ts2 = *s;

        DBG(cerr << "ts2: " << ts2.toString() << endl);

        CPPUNIT_ASSERT(re_match(s_regex, ts2.toString().c_str()));

    }

    void ctor_test()

    {

        DBG(cerr << "s: " << s->toString() << endl);

        CPPUNIT_ASSERT(re_match(s_regex, s->toString().c_str()));

    }

    void copy_ctor()

    {

        Sequence s2 = *s;

        CPPUNIT_ASSERT(re_match(s_regex, s2.toString().c_str()));

    }

};

CPPUNIT_TEST_SUITE_REGISTRATION (SequenceTest);

}

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: SequenceTest has the following tests:" << endl;

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

            unsigned int prefix_len = libdap::SequenceTest::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] << endl;

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

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

        }

    }

    return wasSuccessful ? 0 : 1;

}