public SudokuSolution FindSolution(SudokuSolutionRequest solutionRequest)
{
SudokuValue[,] board = solutionRequest.currentBoard;
bool hasFoundSolution = UseBackTrackingAlgorithmToFindSolution(board);
return(new SudokuSolution()
{
isSuccessful = hasFoundSolution, solution = board
});
}
public ActionResult <SudokuSolution> GetSolution(SudokuSolutionRequest solutionRequest)
{
if (_service.IsSolutionRequestValid(solutionRequest))
{
SudokuSolution solution = _service.FindSolution(solutionRequest);
return(solution);
}
return(BadRequest());
}
public void IsSolutionRequestValid_RequestWillBeValid_ReturnsTrue()
{
// Arrange
SudokuSolutionRequest request = new SudokuSolutionRequest()
{
currentBoard = new SudokuValue[9, 9]
};
// Act
bool actual = _service.IsSolutionRequestValid(request);
// Assert
Assert.IsTrue(actual, "Should return true");
}
public void FindSolution_NoSolutionFound_ReturnsFalse()
{
// Arrange
SudokuSolutionRequest request = new SudokuSolutionRequest()
{
currentBoard = GetInvalidFormattedBoard()
};
// Act
SudokuSolution solution = _service.FindSolution(request);
// Assert
Assert.IsFalse(solution.isSuccessful, "Should return false");
}
public void IsSolutionRequestValid_RequestWillBeInvalid_ReturnsFalse()
{
// Arrange
SudokuSolutionRequest request = new SudokuSolutionRequest()
{
currentBoard = new SudokuValue[2, 2]
};
// Act
bool actual = _service.IsSolutionRequestValid(request);
// Assert
Assert.IsFalse(actual, "Should return false");
}
public void IsAnswerCorrect_AnswerShouldBeCorrect_ReturnsTrue()
{
// Arrange
SudokuAnswerRequest answerRequest = new SudokuAnswerRequest();
answerRequest.originalBoard = GetValidFormattedBoard();
SudokuSolutionRequest solutionRequest = new SudokuSolutionRequest()
{
currentBoard = GetValidFormattedBoard()
};
answerRequest.edittedBoard = _service.FindSolution(solutionRequest).solution;
// Act
bool actual = _service.IsAnswerCorrect(answerRequest);
// Assert
Assert.IsTrue(actual, "Should return true");
}
public bool IsSolutionRequestValid(SudokuSolutionRequest solutionRequest)
{
SudokuValue[,] board = solutionRequest.currentBoard;
return(board.GetLength(0) == 9 && board.GetLength(1) == 9);
}