public void Test_Span2DT_FillAndClear_2()
{
int[,] array =
{
{ 1, 2, 3 },
{ 4, 5, 6 }
};
// Same as above, just with different slicing to a target smaller 2D area
Span2D <int> span2d = new Span2D <int>(array, 0, 1, 2, 2);
span2d.Fill(42);
int[,] filled =
{
{ 1, 42, 42 },
{ 4, 42, 42 }
};
CollectionAssert.AreEqual(array, filled);
span2d.Clear();
int[,] cleared =
{
{ 1, 0, 0 },
{ 4, 0, 0 }
};
CollectionAssert.AreEqual(array, cleared);
}
public void Test_Span2DT_Fill_Empty()
{
int[,] array =
{
{ 1, 2, 3 },
{ 4, 5, 6 }
};
// Same as above, but with an initial slicing as well to ensure
// these method work correctly with different internal offsets
Span2D <int> span2d = new Span2D <int>(array, 0, 0, 0, 0);
span2d.Fill(42);
CollectionAssert.AreEqual(array, array);
span2d.Clear();
CollectionAssert.AreEqual(array, array);
}
public void Test_Span2DT_FillAndClear_1()
{
int[,] array =
{
{ 1, 2, 3 },
{ 4, 5, 6 }
};
// Tests for the Fill and Clear APIs for Span2D<T>. These should fill
// or clear the entire wrapped 2D array (just like eg. Span<T>.Fill).
Span2D <int> span2d = new Span2D <int>(array);
span2d.Fill(42);
Assert.IsTrue(array.Cast <int>().All(n => n == 42));
span2d.Clear();
Assert.IsTrue(array.Cast <int>().All(n => n == 0));
}