/// <summary>
/// Attaches the instance to the specified buffer.
/// </summary>
/// <param name="buffer">The buffer.</param>
/// <param name="width">The width of the buffer, in pixels.</param>
/// <param name="height">The height of the buffer, in pixels.</param>
/// <param name="stride">The stride of the buffer, in bytes.</param>
public void Attach(byte[] buffer, int width, int height, int stride)
{
m_buf = buffer;
m_width = width;
m_height = height;
m_stride = stride;
if (height > m_max_height)
{
m_max_height = height;
m_rows = new int[m_max_height];
}
int rowIndex = 0;
if (stride < 0)
{
rowIndex = m_buf.Length - (height - 1) * stride;
}
for (int y = 0; y < height; y++)
{
m_rows[y] = rowIndex;
rowIndex += stride;
}
rowIterator = new RowIterator(m_buf, m_rows[0], Width);
}
public void Next_IteratesThroughRow_HasExpected(int row, int[] rowValues)
{
_iterator = new RowIterator(_puzzle, row);
foreach (int value in rowValues)
{
Assert.AreEqual(value, _iterator.GetCurrent().Value);
if (!_iterator.IsDone())
{
_iterator.Next();
}
}
}
public void Validate_RowWithDuplicateValue_ReturnsFalse()
{
var puzzle = new Puzzle(new int[9, 9]
{
{ 1, 2, 0, 0, 0, 4, 0, 8, 2 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }
});
var iterator = new RowIterator(puzzle, 0);
var validator = new ValidateSection();
Assert.IsFalse(validator.Execute(iterator));
}
public void Validate_ValidRow_ReturnsTrue()
{
var puzzle = new Puzzle(new int[9, 9]
{
{ 1, 2, 0, 0, 0, 4, 0, 8, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }
});
var iterator = new RowIterator(puzzle, 0);
var validator = new ValidateSection();
Assert.IsTrue(validator.Execute(iterator));
}
public void GetValues_Invalid_ReturnsEmptyList()
{
var puzzle = new Puzzle(new int[9, 9]
{
{ 1, 2, 0, 0, 0, 4, 0, 8, 2 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }
});
var iterator = new RowIterator(puzzle, 0);
var validator = new ValidateSection();
validator.Execute(iterator);
Assert.AreEqual(0, validator.GetValues().Count);
}
public void SetUp()
{
_puzzle = new Puzzle(_testPuzzle);
_iterator = new RowIterator(_puzzle, 0);
}
