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/*
    This file is part of cpp-ethereum.

    cpp-ethereum 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.

    Foobar 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
*/
/** @file main.cpp
 * @author Gav Wood <i@gavwood.com>
 * @date 2014
 * Main test functions.
 */

#include "TrieCommon.h"
using namespace std;
using namespace eth;

int hexPrefixTest()
{
    /*
     * Hex-prefix Notation. First nibble has flags: oddness = 2^0 & termination = 2^1
     * [0,0,1,2,3,4,5]   0x10012345
     * [0,1,2,3,4,5]     0x00012345
     * [1,2,3,4,5]       0x112345
     * [0,0,1,2,3,4]     0x00001234
     * [0,1,2,3,4]       0x101234
     * [1,2,3,4]         0x001234
     * [0,0,1,2,3,4,5,T] 0x30012345
     * [0,0,1,2,3,4,T]   0x20001234
     * [0,1,2,3,4,5,T]   0x20012345
     * [1,2,3,4,5,T]     0x312345
     * [1,2,3,4,T]       0x201234
     */
    assert(asHex(hexPrefixEncode({0, 0, 1, 2, 3, 4, 5}, false)) == "10012345");
    assert(asHex(hexPrefixEncode({0, 1, 2, 3, 4, 5}, false)) == "00012345");
    assert(asHex(hexPrefixEncode({1, 2, 3, 4, 5}, false)) == "112345");
    assert(asHex(hexPrefixEncode({0, 0, 1, 2, 3, 4}, false)) == "00001234");
    assert(asHex(hexPrefixEncode({0, 1, 2, 3, 4}, false)) == "101234");
    assert(asHex(hexPrefixEncode({1, 2, 3, 4}, false)) == "001234");
    assert(asHex(hexPrefixEncode({0, 0, 1, 2, 3, 4, 5}, true)) == "30012345");
    assert(asHex(hexPrefixEncode({0, 0, 1, 2, 3, 4}, true)) == "20001234");
    assert(asHex(hexPrefixEncode({0, 1, 2, 3, 4, 5}, true)) == "20012345");
    assert(asHex(hexPrefixEncode({1, 2, 3, 4, 5}, true)) == "312345");
    assert(asHex(hexPrefixEncode({1, 2, 3, 4}, true)) == "201234");

    return 0;
}