// dbtests.cpp : Runs db unit tests.
//

/**
 *    Copyright (C) 2008 10gen Inc.
 *
 *    This program is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    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 Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "stdafx.h"

#include "../db/instance.h"
#include "../util/file_allocator.h"

#include <unittest/Registry.hpp>

#if !defined(_WIN32)
#include <sys/file.h>
#endif

#include "dbtests.h"

using namespace std;

namespace mongo {
    extern const char* dbpath;
} // namespace mongo
string dbpathSpec = "/tmp/unittest/";

Suite::~Suite() {
    DBDirectClient c;
    c.dropDatabase( "unittests" );
}

void usage() {
    string instructions =
        "dbtests usage:\n"
        "  -help           show this message\n"
        "  -dbpath <path>  configure db data path for this test run\n"
        "                  (default is /tmp/unittest/)\n"
        "  -debug          run tests with verbose output\n"
        "  -list           list available test suites\n"
        "  -seed <seed>    random number seed\n"
        "  <suite>         run the specified test suite only";
    out() << instructions << endl;
}

int main( int argc, char** argv ) {

    unsigned long long seed = time( 0 );
    
    int offset = 0;
    for ( int i = 1; i < argc; ++i ) {
        if ( argv[ i ] == string( "-dbpath" ) ) {
            if ( i == argc - 1 ) {
                usage();
                dbexit( -1 );
            }
            dbpathSpec = argv[ ++i ];
            offset += 2;
        } else if ( argv[ i ] == string( "-seed" ) ) {
            if ( i == argc - 1 ) {
                usage();
                dbexit( -1 );
            }
            // Don't bother checking for conversion error
            seed = strtoll( argv[ ++i ], 0, 10 );
            offset += 2;
        } else if ( argv[ i ] == string( "-help" ) ) {
            usage();
            dbexit( 0 );
        } else if ( offset ) {
            argv[ i - offset ] = argv[ i ];
        }
    }
    argc -= offset;

    if ( dbpathSpec[ dbpathSpec.length() - 1 ] != '/' )
        dbpathSpec += "/";
    dbpath = dbpathSpec.c_str();

#if !defined(_WIN32) && !defined(__sunos__)
    string name = ( boost::filesystem::path( dbpath ) / "mongod.lock" ).native_file_string();
    int lockFile = open( name.c_str(), O_RDONLY | O_CREAT, S_IRWXU | S_IRWXG | S_IRWXO );
    massert( "Unable to create / open lock file for dbpath: " + name, lockFile > 0 );
    massert( "Unable to acquire lock for dbpath: " + name, flock( lockFile, LOCK_EX | LOCK_NB ) == 0 );
#endif        
    
    srand( seed );
    printGitVersion();
    printSysInfo();
    out() << "random seed: " << seed << endl;

#if !defined(_WIN32)
    theFileAllocator().start();
#endif
    
    UnitTest::Registry tests;

    // NOTE Starting JNI changes global state (for example, locale and FPU precision);
    // make sure all tests run with this setup, by running javajs tests first.
    tests.add( jsTests(), "js" );

    tests.add( basicTests(), "basic" );
    tests.add( btreeTests(), "btree" );
    tests.add( cursorTests(), "cursor" );
    tests.add( jsobjTests(), "jsobj" );
    tests.add( jsonTests(), "json" );
    tests.add( matcherTests(), "matcher" );
    tests.add( namespaceTests(), "namespace" );
    tests.add( pairingTests(), "pairing" );
    tests.add( pdfileTests(), "pdfile" );
    tests.add( queryTests(), "query" );
    tests.add( queryOptimizerTests(), "queryoptimizer" );
    tests.add( replTests(), "repl" );
    tests.add( sockTests(), "sock" );
    tests.add( updateTests(), "update" );
    
    int ret = tests.run( argc, argv );
    
#if !defined(_WIN32) && !defined(__sunos__)
    flock( lockFile, LOCK_UN );
#endif    

    return ret;
}