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/*
* Sudoku: A plug-in for the Video Disk Recorder
*
* Copyright (C) 2010, Thomas Günther <tom@toms-cafe.de>
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <cxxtest/TestSuite.h>
#include "../generator.h"
#include "../solver.h"
using namespace Sudoku;
class Test_Generator : public CxxTest::TestSuite
{
public:
void test_GenerateSymmetricSudoku()
{
// Generate a random Sudoku with 36 symmetric givens.
Puzzle puzzle;
Generator generator(puzzle, 36);
generator.find_next_solution();
TS_ASSERT(generator.solution_is_valid());
// Solve the generated Sudoku.
Solver solver(puzzle);
solver.find_next_solution();
TS_ASSERT(solver.solution_is_valid());
solver.find_next_solution();
bool only_one_solution = !solver.solution_is_valid();
TS_ASSERT(only_one_solution);
}
void test_GenerateNonSymmetricSudoku()
{
// Generate a random Sudoku with 26 non-symmetric givens.
Puzzle puzzle;
Generator generator(puzzle, 26, false);
generator.find_next_solution();
TS_ASSERT(generator.solution_is_valid());
// Solve the generated Sudoku.
Solver solver(puzzle);
solver.find_next_solution();
TS_ASSERT(solver.solution_is_valid());
solver.find_next_solution();
bool only_one_solution = !solver.solution_is_valid();
TS_ASSERT(only_one_solution);
}
};
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