public SingleThreadDrawer(int length, int width)
{
graph_size = new SizeStruct(length, width);
position_pool = new CachedPositonPool(Math.Max(length, width));
max_x = (int)(0.6 * length);
max_y = (int)(0.6 * length);
}
public void TestAlloc()
{
int TEST_TIMES = 1000;
int MIN_SIZE = 32;
int MAX_SIZE = 512;
CachedPositonPool pool = new CachedPositonPool(16);
for (int i = 0; i < TEST_TIMES; i++)
{
int size = rnd.Next(MIN_SIZE, MAX_SIZE);
for (int j = 0; j < size; j++)
{
int x = rnd.Next(MIN_POSITION, MAX_POSITION);
int y = rnd.Next(MIN_POSITION, MAX_POSITION);
Position sample_p = new Position(x, y);
PositionStruct sample_ps = new PositionStruct(x, y);
Position answer = pool.AllocPosition(x, y);
Assert.IsTrue(sample_p.GetHashCode() == answer.GetHashCode());
Assert.IsTrue(sample_p.Equals(answer));
Assert.IsTrue(answer.Equals(sample_p));
Assert.IsTrue(sample_ps.GetHashCode() == answer.GetHashCode());
Assert.IsTrue(sample_ps.Equals(answer));
Assert.IsTrue(answer.Equals(sample_ps));
}
pool.FreeAllPosition();
}
pool.FreeAllPosition();
}
public void TestLargeAlloc()
{
int TEST_SIZE = 1000000;
int TEST_TIMES = 10;
CachedPositonPool pool = new CachedPositonPool();
for (int i = 0; i < TEST_TIMES; i++)
{
int size = TEST_SIZE + (int)((2 * rnd.NextDouble() - 1) * (0.01 * TEST_SIZE));
for (int j = 0; j < size; j++)
{
int x = rnd.Next(MIN_POSITION, MAX_POSITION);
int y = rnd.Next(MIN_POSITION, MAX_POSITION);
IPosition position = pool.AllocPosition(x, y);
Assert.IsTrue(position.X == x);
Assert.IsTrue(position.Y == y);
}
}
}
